f1425cd71a831c0b4ad77377d0919a7a59579b88542f1793fbd3251ad27b0c5c | Triage

Sharing

General

Target

fd18ba08ec4efdb271129a78c5f7af50_JaffaCakes118
Size

415KB
Sample

240420-s3sw7scd4s
MD5

fd18ba08ec4efdb271129a78c5f7af50
SHA1

89a75480e463d9de61361652bde3cfd208101f5d
SHA256

f1425cd71a831c0b4ad77377d0919a7a59579b88542f1793fbd3251ad27b0c5c
SHA512

c94cf1c5773b8c4d424b66726fa2210dd00fa74768df459eee373e40b057614e83f3eff47693e2cbd0beb5eaa7161a4cafd50daa523c3774879ebc798f4094c6
SSDEEP

12288:3kWAehJuqTSadZgvzQE6Sev90DxufO1iuxk+j:3kWAAuq2aEUE6SevAwmUuxkO

Score

7^/10

bootkit persistence

Malware Config

Targets

- Target
  
  fd18ba08ec4efdb271129a78c5f7af50_JaffaCakes118
- Size
  
  415KB
- MD5
  
  fd18ba08ec4efdb271129a78c5f7af50
- SHA1
  
  89a75480e463d9de61361652bde3cfd208101f5d
- SHA256
  
  f1425cd71a831c0b4ad77377d0919a7a59579b88542f1793fbd3251ad27b0c5c
- SHA512
  
  c94cf1c5773b8c4d424b66726fa2210dd00fa74768df459eee373e40b057614e83f3eff47693e2cbd0beb5eaa7161a4cafd50daa523c3774879ebc798f4094c6
- SSDEEP
  
  12288:3kWAehJuqTSadZgvzQE6Sev90DxufO1iuxk+j:3kWAAuq2aEUE6SevAwmUuxkO
Score

7^/10

bootkit persistence
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE
- Writes to the Master Boot Record (MBR)
  Bootkits write to the MBR to gain persistence at a level below the operating system.
  bootkit persistence
- Suspicious use of SetThreadContext
behavioral1 behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Pre-OS Boot

Bootkit

Privilege Escalation

Defense Evasion

Pre-OS Boot

Bootkit

Credential Access

Discovery

Query Registry

System Information Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks

static1

behavioral1

bootkitpersistence

behavioral2