General
- Target Chernobyl.rar
- Size 224KB
- Sample260424-xhvbrah13p
- SHA256 4caee449add49e07cb0185b790d0fcff42955d927b44c07e97d1af30e812cad6
- MD5 2c5cac98a995597235b4da9b8dd9366b
- SHA1 bafaea0293263d1384ac5b3fbd90a5c4eb491c12
- SHA512 3a694e3f261da12439cb5b3bc0d56a8688289e0be2883db5a37982c30f051530b39da0af57cc44f2d7221a6645f68ae9a8df0dca0b9a6f21fe291110ee8e84ce
- SSDEEP 3072:6uXPoJ7nPAb/w7GOuZJzoTPHEHN8C4tsnj171qSrrH3O+Ug5mKcEg/5512iglxi2:6AS6Isz0+m5OjR1vXmnZHglxCNgn
- TLSH T17C2423A7ECEACE996D52333524250BCE541AB45FEFD1D52323067736186F8AB4DE3028
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
Chernobyl.rar
Resource
win10v2004-20260130-en
Behavioral task
behavioral2
Sample
Chernobyl.rar
Resource
win10ltsc2021-20260130-en
Behavioral task
behavioral3
Sample
Chernobyl.rar
Resource
win11-20260130-en
Malware Config
Targets
-
- Target Chernobyl.rar
- Size 224KB
- SHA256 4caee449add49e07cb0185b790d0fcff42955d927b44c07e97d1af30e812cad6
- MD5 2c5cac98a995597235b4da9b8dd9366b
- SHA1 bafaea0293263d1384ac5b3fbd90a5c4eb491c12
- SHA512 3a694e3f261da12439cb5b3bc0d56a8688289e0be2883db5a37982c30f051530b39da0af57cc44f2d7221a6645f68ae9a8df0dca0b9a6f21fe291110ee8e84ce
- SSDEEP 3072:6uXPoJ7nPAb/w7GOuZJzoTPHEHN8C4tsnj171qSrrH3O+Ug5mKcEg/5512iglxi2:6AS6Isz0+m5OjR1vXmnZHglxCNgn
- TLSH T17C2423A7ECEACE996D52333524250BCE541AB45FEFD1D52323067736186F8AB4DE3028
- 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