General
- Target Chernobyl.exe
- Size 1.2MB
- Sample261113-hpsdeagy7x
- SHA256 2342b3d3120400baea76a500a710fc239ea8d1c587459c4c20bc070e44281c27
- MD5 07b111536b5f2e251b3db0cd83b2d1ee
- SHA1 2a1b9c115a5d703a8dbd75796544bc88cf0ae29e
- SHA512 b99b35fb10432fa70c233bf6acda5f06047332e5aa631446221284c6659bd9a1ac697c4123cbd4ddce603a4d8810ee4940574bcdef9d59189edb4433c18741f1
- SSDEEP 24576:EzYx3PgYWwocek/r2+AAYNh3tBULAkS7LeB:EkoA/qhlL3rmzS7
- TLSH T17C55A522A687D9A3C41E1270DDC7D32977B2E0F46B368B87BA4C87AF7D213A11CC5546
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
Chernobyl.exe
Resource
win10v2004-20260911-en
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
Chernobyl.exe
Resource
win11ltsc2024-20260911-en
10 signatures
150 seconds
Malware Config
Targets
-
- Target Chernobyl.exe
- Size 1.2MB
- SHA256 2342b3d3120400baea76a500a710fc239ea8d1c587459c4c20bc070e44281c27
- MD5 07b111536b5f2e251b3db0cd83b2d1ee
- SHA1 2a1b9c115a5d703a8dbd75796544bc88cf0ae29e
- SHA512 b99b35fb10432fa70c233bf6acda5f06047332e5aa631446221284c6659bd9a1ac697c4123cbd4ddce603a4d8810ee4940574bcdef9d59189edb4433c18741f1
- SSDEEP 24576:EzYx3PgYWwocek/r2+AAYNh3tBULAkS7LeB:EkoA/qhlL3rmzS7
- TLSH T17C55A522A687D9A3C41E1270DDC7D32977B2E0F46B368B87BA4C87AF7D213A11CC5546
- MD5 SHA1 SHA512 SSDEEP TLSH
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
Event Triggered Execution: Component Object Model Hijacking
Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.
Executes dropped EXE
Modifies system executable filetype association
Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
MITRE ATT&CK Enterprise v16
Persistence
Event Triggered Execution
2Change Default File Association
1Component Object Model Hijacking
1Pre-OS Boot
1Bootkit
1Privilege Escalation
Event Triggered Execution
2Change Default File Association
1Component Object Model Hijacking
1