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The Карина.exe (Microsoft® Windows System Restore) File Analysis

Updated 1 year ago
Checked by Malware Check
Карина.exe

Technical Analysis

File Name Карина.exe
File Type
Win32 EXE
Magic Bytes PE32+ executable (GUI) x86-64, for MS Windows
SSDEEP Hash
98304:ueDjWM8JEE1rXamaHl3Ne4i3Tf2PkOpfW9hZMMoVmkzhxIdfXeRGYKJJcGhEIFWS:ue0qeNTfm/pf+xk4dWRGtrbWOjgWyQ
Scanner Version 1.0.168.174
Database Version 2024-03-09 23:00:31 UTC
⚠

Suspicious File Detected

Detected by 21 security engines - requires caution

This file requires additional checking for potential threats. Based on suspicious indicators, we will soon add it to our virus database.
29%
Detection Rate
18,874,368
File Size (bytes)
21/73
Engines Detected
2024-03-09
Analysis Date

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File Identification

Hash Type Value Action
MD5
d4fec63ca0ff425decd8b3c11cbed8c2
SHA1
b8ded2752d3b118c2530061f23c5c00c5b553433
SHA256
e07699ab8468256f581b0854f896781a36eb119bc67c996b868ce1f5134614c2
SHA512
74fd02de4ad22029ba8b40285c5d88f292c1c04df097739fb43d122dd800784ca200502cc8f550f3f102d7c5d04f636dc1d33066bc3967d2a44ad5ed9d5d86c5
ImpHash
1af6c885af093afc55142c2f1761dbe8

Security Engines with Detections (21 of 73)

Bkav
W64.AIDetectMalware Malicious
AVG
Win32:Agent-BDOJ [Trj] Malicious
Elastic
malicious (high confidence) Malicious
Zillya
Trojan.Agent.Win32.3856579 Malicious
Symantec
Scr.Malcode!gen129 Malicious
ESET-NOD32
a variant of Win64/Packed.PyInstaller.L Malicious
Cynet
Malicious (score: 100) Malicious
APEX
Malicious Malicious
Kaspersky
Trojan-Spy.Win32.Agent.dffz Malicious
Avast
Win32:Agent-BDOJ [Trj] Malicious
F-Secure
Heuristic.HEUR/AGEN.1365093 Malicious
Avira
HEUR/AGEN.1365093 Malicious
Microsoft
Trojan:Win32/Phonzy.C!ml Malicious
ZoneAlarm
Trojan-Spy.Win32.Agent.dffz Malicious
Google
Detected Malicious
AhnLab-V3
Trojan/Win.Generic.R635195 Malicious
Yandex
TrojanSpy.Agent!RK4Sx4PNKdY Malicious
Ikarus
Trojan.Win64.Pyinstaller Malicious
MaxSecure
Trojan.Malware.121218.susgen Malicious
Fortinet
W64/PackedPyInstaller.L!tr Malicious
CrowdStrike
win/malicious_confidence_100% (D) Malicious
52 engines reported no threats - Only engines with detections are shown above for clarity

PE Analysis

Basic Information

▼
Image Base 0x140000000
Entry Point 0x14000c2f0
Compilation Time 2024-03-09 15:27:40
Checksum 0x006f1173 (Actual: 0x01205e4e)
OS Version 5.2
PEiD Signatures PE32+ executable (GUI) x86-64, for MS Windows
Digital Signature Invalid length in certificate table header
Imports 5 libraries
USER32, COMCTL32, KERNEL32, ADVAPI32, GDI32
Exports 0 functions
Resources 2 Resources
Sections 7 Sections

Version Information

▼
CompanyName Microsoft Corporation
FileDescription Microsoft® Windows System Restore
FileVersion 10.0.19041.3636 (WinBuild.160101.0800)
InternalName rstrui.exe
LegalCopyright © Microsoft Corporation. All rights reserved.
OriginalFilename rstrui.exe
ProductName Microsoft® Windows® Operating System
ProductVersion 10.0.19041.3636
Translation 0x0409 0x04b0

PE Sections

▼
Name Virtual Address Virtual Size Raw Size Entropy Characteristics MD5
.text 0x00001000 171,408 bytes 171,520 bytes 6.49 (Normal) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ 15C814A42215E290D8BAB54E3DB4F28E
.rdata 0x0002b000 77,068 bytes 77,312 bytes 5.82 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ 1961B4248EEE3C04A26E86EF58FB0F47
.data 0x0003e000 13,128 bytes 3,584 bytes 1.82 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE E1F21CABB4E5E084C6E11E610D715023
.pdata 0x00042000 8,904 bytes 9,216 bytes 5.33 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ B142DE92A6283807FF34839C180F053C
_RDATA 0x00045000 348 bytes 512 bytes 2.83 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ EE29821D11E5DD21C3E807A502FA5813
.rsrc 0x00046000 2,396 bytes 2,560 bytes 5.09 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ C5D902D86E3FB1FBF506E5D68CA55C68
.reloc 0x00047000 1,880 bytes 2,048 bytes 5.24 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_DISCARDABLE|IMAGE_SCN_MEM_READ 7813F7270F60606010808EAA88AEE14B

Resource Analysis

▼
Total Resources: 2 (2,233 bytes)
Resource Type Count Total Size Percentage
RT_VERSION 1 940 bytes
42.1%
RT_MANIFEST 1 1,293 bytes
57.9%

Certificate Chain Analysis

▼
Certificate Information
Product Microsoft® Windows® Operating System
Description Microsoft® Windows System Restore
File Version 10.0.19041.3636 (WinBuild.160101.0800)
Original Name rstrui.exe
Internal Name rstrui.exe
Copyright © Microsoft Corporation. All rights reserved.
Certificate Chain Summary
Sectigo Public Code Signing Root R46 #1 Primary
Validity Period: 2021-05-25 00:00:00 → 2028-12-31 23:59:59
Signature Algorithm: sha384RSA
Serial Number: 48 FC 93 B4 60 55 94 8D 36 A7 C9 8A 89 D6 94 16
Sectigo Public Code Signing CA EV R36 #2 Chain
Validity Period: 2021-03-22 00:00:00 → 2036-03-21 23:59:59
Signature Algorithm: sha384RSA
Serial Number: 33 D7 08 A8 91 40 53 19 E2 A5 BB D3 39 B9 AD 6E
Akeo Consulting #3 Chain
Validity Period: 2021-09-29 00:00:00 → 2024-09-28 23:59:59
Signature Algorithm: sha256RSA
Serial Number: BF B1 50 01 BB F5 92 D4 96 2A 77 97 EA 73 6F A3
Symantec SHA256 TimeStamping CA #4 Chain
Validity Period: 2016-01-12 00:00:00 → 2031-01-11 23:59:59
Signature Algorithm: sha256RSA
Serial Number: 7B 05 B1 D4 49 68 51 44 F7 C9 89 D2 9C 19 9D 12
Symantec SHA256 TimeStamping Signer - G3 #5 Chain
Validity Period: 2017-12-23 00:00:00 → 2029-03-22 23:59:59
Signature Algorithm: sha256RSA
Serial Number: 7B D4 E5 AF BA CC 07 3F A1 01 23 04 22 41 4D 12

✓ This file has been digitally signed and the certificate chain has been verified

  • The signature ensures file integrity and authenticity from the publisher
  • Timestamping proves when the signature was applied
Certificate Verification Status

Invalid length in certificate table header

Recommendation: Verify the file source and ensure it comes from a trusted publisher.

Remember: This is Result of Online Virus Scanner

Gridinsoft Anti-Malware has a much more powerful virus scanning engine. We recommend using it for a more precise diagnosis of infected systems. This brief guide will help you install our flagship product for more accurate diagnostics:

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Keep Your System Protected

This file appears clean, but regular security maintenance is important

  1. Regular Scans: Run weekly system scans to detect new threats before they can cause damage.
  2. Keep Software Updated: Ensure your operating system and all applications have the latest security patches.
  3. Safe Browsing: Avoid suspicious websites and never download software from untrusted sources.
  4. Email Security: Be cautious with email attachments and links, even from known contacts.
Proactive Protection
21 antivirus engines detected potential threats. This could be a false positive, especially for system tools or packed software. Verify the file source and check if it's digitally signed by a trusted publisher.

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