General
- Target Chernobyl.exe
- Size 1.2MB
- Sample260801-xqmlwavzhy
- 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
win10v2004-20260513-en
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
Chernobyl.exe
Resource
win11ltsc2024-20260709-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