aa8b46427e37969fcca8db8667c0c7f63276467a70dc739d1c5391fd2c3bc3a4 | Triage

Sharing

General

Target

aa8b46427e37969fcca8db8667c0c7f63276467a70dc739d1c5391fd2c3bc3a4
Size

471KB
Sample

221108-cfgyesdgdm
MD5

86d1807600b289f064bae30005145b5d
SHA1

265e5ac12e7348a804f72857393a5b13e5843173
SHA256

aa8b46427e37969fcca8db8667c0c7f63276467a70dc739d1c5391fd2c3bc3a4
SHA512

c740c534a84c90489b6de2178ccdbe06adc957c2d6759e20de10ad7b00b795aefdbd3321e162c6b6cbff8064911101f3b9fe65665256290a1360660b27f65fe2
SSDEEP

12288:zTloC1bARFKPLDt0/Fon3Tst8B6rOSKED:zTJAnWXt0/G3TstG6r9V

Score

9^/10

evasion persistence ransomware

Malware Config

Targets

- Target
  
  aa8b46427e37969fcca8db8667c0c7f63276467a70dc739d1c5391fd2c3bc3a4
- Size
  
  471KB
- MD5
  
  86d1807600b289f064bae30005145b5d
- SHA1
  
  265e5ac12e7348a804f72857393a5b13e5843173
- SHA256
  
  aa8b46427e37969fcca8db8667c0c7f63276467a70dc739d1c5391fd2c3bc3a4
- SHA512
  
  c740c534a84c90489b6de2178ccdbe06adc957c2d6759e20de10ad7b00b795aefdbd3321e162c6b6cbff8064911101f3b9fe65665256290a1360660b27f65fe2
- SSDEEP
  
  12288:zTloC1bARFKPLDt0/Fon3Tst8B6rOSKED:zTJAnWXt0/G3TstG6r9V
Score

9^/10

evasion persistence ransomware
- Modifies boot configuration data using bcdedit
  ransomware evasion
- Drops file in Drivers directory
- Executes dropped EXE
- Deletes itself
- Loads dropped DLL
- Adds Run key to start application
  persistence
- Suspicious use of SetThreadContext
behavioral1 behavioral2

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

Privilege Escalation

Defense Evasion

Modify Registry

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Inhibit System Recovery

Tasks

static1

behavioral1

evasionpersistenceransomware

behavioral2