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KeyGen.exe Trojan Sabsik Analysis

Updated 3 months ago
Checked by Malware Check
KeyGen.exe

Technical Analysis

File Name KeyGen.exe
File Type
PE32 executable (GUI) Intel 80386, for MS Windows
Scanner Version 1.0.227.174
Database Version 2025-10-11 10:00:15 UTC
⚠

Ransom.Win32.Sabsik.oa!s6

Malware family: Sabsik

Sabsik is a malware variant capable of downloading additional payloads, including ransomware components. It can encrypt user files and initiate ransom demands. This threat represents a multi-stage attack where initial infection leads to more severe system compromise.
N/A
Detection Rate
2,326,016
File Size (bytes)
2025-10-11
Analysis Date

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File Identification

Hash Type Value Action
MD5
1118c6e89607c61cbd95f18defcb7fc8
SHA1
6f812fb7197f0516e4d2868ff4689d9a09cd85b2
SHA256
751a2dea98572de3c9e26da14382e4efe27e2cb6adadbf6b500ccc295e179b25
SHA512
4bfce8f0cd3eff905a6288c0b8c53d75e0a1bf08cfb42a99f59c11ed74829612572d3b589e56ac1a22b4cd736cb5c10d77852d928594b4d7b06b8cc601323282
ImpHash
13618d02d017895fae64696c15921c94

PE Analysis

Basic Information

▼
Icon
Hash: 5e1ce949c3c149fe1d2b00e62e3d3dea
Fuzzy: 20bee54412d22de19926cdbc5192a4d3
dHash: c0d496969696d4fc
Image Base 0x00400000
Entry Point 0x007ed4ee
Compilation Time 2018-01-23 17:42:34
Checksum 0x00000000 (Actual: 0x00242f56)
OS Version 5.1
PEiD Signatures PE32 executable (GUI) Intel 80386, for MS Windows
PDB Path C:\Users\PcMedik\Desktop\UltraRAMDisk_Pro_KeyGen\KeyGen.pdb
Digital Signature No valid SignedData structure was found.
Imports 7 libraries
user32, KERNEL32, comctl32, advapi32, ntdll, crypt32, WTSAPI32
Exports 0 functions
Resources 10 Resources
Sections 8 Sections

PE Sections

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Name Virtual Address Virtual Size Raw Size Entropy Characteristics MD5
.text 0x00001000 12,048 bytes 0 bytes 0.00 (Normal) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ D41D8CD98F00B204E9800998ECF8427E
.rdata 0x00004000 704 bytes 0 bytes 0.00 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ D41D8CD98F00B204E9800998ECF8427E
.data 0x00005000 1,515 bytes 0 bytes 0.00 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE D41D8CD98F00B204E9800998ECF8427E
.idata 0x00006000 2,234 bytes 0 bytes 0.00 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ D41D8CD98F00B204E9800998ECF8427E
.vmp0 0x00007000 2,059,331 bytes 0 bytes 0.00 (Normal) IMAGE_SCN_CNT_CODE|IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ D41D8CD98F00B204E9800998ECF8427E
.vmp1 0x001fe000 2,028,992 bytes 2,029,056 bytes 7.98 (Packed/Encrypted) IMAGE_SCN_CNT_CODE|IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ 4D171FB0D6234B97FF415CD6A6887564
.reloc 0x003ee000 256 bytes 512 bytes 2.34 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ 063315E75638C851E7B22E103F3D3C97
.rsrc 0x003ef000 295,778 bytes 295,424 bytes 3.28 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ ABCEBCE5C95E19BCDF495F6D677F414D
Entropy Analysis Alert

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

Resource Analysis

▼
Total Resources: 10 (295,183 bytes)
Resource Type Count Total Size Percentage
RT_ICON 7 292,760 bytes
99.2%
RT_DIALOG 1 602 bytes
0.2%
RT_GROUP_ICON 1 104 bytes
0%
RT_MANIFEST 1 1,717 bytes
0.6%

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

No valid SignedData structure was found.

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

Ransom.Win32.Sabsik.oa!s6 Removal

Gridinsoft has the capability to identify and eliminate Ransom.Win32.Sabsik.oa!s6 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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