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R3nzSkin_Injector.exe Trojan Downloader Analysis

Technical Analysis

File Name R3nzSkin_Injector.exe
File Type
PE32+ executable (GUI) x86-64 Mono/.Net assembly, for MS Windows
Scanner Version 1.0.165.174
Database Version 2024-02-16 04:00:16 UTC

Trojan.Win64.Downloader.sa

Malware family: Downloader

Downloader Trojans specialize in retrieving and installing additional malware payloads. Unlike comprehensive malware, they focus specifically on payload delivery rather than direct system damage.
N/A
Detection Rate
306,176
File Size (bytes)
2024-02-16
Analysis Date

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File Identification

Hash Type Value Action
MD5
97a14f42683917d6d27b1e41c96a442e
SHA1
9fa6a12de6a5b17cace63fca42df52d008682dea
SHA256
c16bd301c11e58a64501ee5462bf3deab6bedb0c84d64d16003fde0bdf6fa4fe
SHA512
7fe6e6c3f7eb1d361853da6c4c89eeba9a8a5c9cbe6ab23d6185d8673fc6899b0e9c931f0c7887b37b4158b92f48ee5fcdc6748429fb6ca2dde615e7ef843937
ImpHash
2c3ed07dfb34c79124a4487410d8e0bd

PE Analysis

Basic Information

Icon
Hash: 7bca5003220b56db98de76326153f5ee
Fuzzy: f7c9ae6fce926b026838c3b70abc8041
dHash: f0b2b20f3392ccf0
Image Base 0x140000000
Entry Point 0x140018614
Compilation Time 2024-01-25 00:57:13
Checksum 0x0005496b (Actual: 0x0005496b)
OS Version 6.0
PEiD Signatures PE32+ executable (GUI) x86-64 Mono/.Net assembly, for MS Windows
Digital Signature The PE file does not contain a certificate table.
Imports 11 libraries
Exports 0 functions
Resources 4 Resources
Sections 7 Sections

Version Information

CompanyName R3nzSoftware Inc.
FileDescription R3nSkin DLL Injector
FileVersion 1.0.0.0
InternalName R3nzSkin.exe
LegalCopyright Copyright (c) 2021-2023 Erdem Yılmaz
OriginalFilename R3nzSkin.exe
ProductName R3nSkin DLL Injector
ProductVersion 1.0.0.0
Translation 0x041f 0x04b0

PE Sections

Name Virtual Address Virtual Size Raw Size Entropy Characteristics MD5
.text 0x00001000 95,919 bytes 96,256 bytes 5.72 (Normal) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ E3B11BA6A32D2A15E031F2B991243E4B
.nep 0x00019000 656 bytes 1,024 bytes 2.85 (Normal) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ 035F04BC647EAE44F0BF841424AF91C9
.rdata 0x0001a000 179,416 bytes 179,712 bytes 6.43 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ DF8A5BE690FAF940F197382592C8C82F
.data 0x00046000 7,472 bytes 3,072 bytes 3.34 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE 710C4D53E41F160C442FBC3CA28496F8
.pdata 0x00048000 120 bytes 512 bytes 1.39 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ 049F4E24B5ADF60D8939A7F0634B17A0
.rsrc 0x00049000 23,912 bytes 24,064 bytes 7.88 (Packed/Encrypted) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ 734F41C05DC5E43D4760AB6FF37E84C0
.reloc 0x0004f000 300 bytes 512 bytes 3.66 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_DISCARDABLE|IMAGE_SCN_MEM_READ FA449E56C82700DB7B2FFED816537DD4
Entropy Analysis Alert

1 section(s) with high entropy (≥7.5) detected - possible packing/encryption

Resource Analysis

Total Resources: 4 (23,597 bytes)
Resource Type Count Total Size Percentage
RT_ICON 1 22,397 bytes
94.9%
RT_GROUP_ICON 1 20 bytes
0.1%
RT_VERSION 1 788 bytes
3.3%
RT_MANIFEST 1 392 bytes
1.7%

Certificate Chain Analysis

No Digital Signatures

This file is not digitally signed.

Security Implications:
  • Cannot verify the publisher's identity
  • Increased security risk when running this file
  • May trigger security warnings on some systems

⚠ This file either lacks a digital signature or the certificate chain could not be verified
Exercise caution when executing unsigned files from unknown sources

Certificate Verification Status

The PE file does not contain a certificate table.

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

Trojan.Win64.Downloader.sa Removal

Gridinsoft has the capability to identify and eliminate Trojan.Win64.Downloader.sa without requiring further user intervention.

Download Anti-Malware

Removal Instructions

Follow these steps to completely remove the threat from your system

  1. Start by downloading Gridinsoft Anti-Malware to your computer.
  2. Double-click on the gsam-en-install.exe file and follow the on-screen instructions to install the program.
  3. Once the installation of Gridinsoft Anti-Malware is complete, the program will open on the Scan screen.
  4. Click on the "Standard Scan" button to begin scanning your computer for threats.
  5. After the scanning process is finished, click on "Clean Now" to remove any detected threats.
  6. If prompted, restart your system to complete the removal process and ensure all threats are eliminated.
Important: Before You Start
Disconnect from the internet to prevent the malware from spreading or downloading additional threats. Run the scan in Safe Mode for better detection and removal of persistent threats.

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