1a060f4d84f4e48f1288b5b42cd30e3ef496d0ec6622a4a52cce3bdede333446 | Triage

Sharing

General

Target

b1d6da187e8a7cbb2dc18dda382aaea5_JaffaCakes118
Size

354KB
Sample

240821-dabpwswgkf
MD5

b1d6da187e8a7cbb2dc18dda382aaea5
SHA1

04b5cccebb7c600819c77e0509e3ffcaa76d8702
SHA256

1a060f4d84f4e48f1288b5b42cd30e3ef496d0ec6622a4a52cce3bdede333446
SHA512

be424667d7d7fce4036c3550e21b1c6937d41d9b78ce19ffe6162941843ed1027f04490e7662f90fbcfa37b52964749e3c69ad3c9a3cffb5204733f47df1ce5a
SSDEEP

6144:y7JDu5qZWzDGqLmQA2K8wqb1SgKp1FcME5vpZ5bBoDp9J5MMx+wT:ZqszXip2bboS5v/96Dpz1

Score

9^/10

defense_evasion discovery evasion persistence ransomware

Malware Config

Targets

- Target
  
  b1d6da187e8a7cbb2dc18dda382aaea5_JaffaCakes118
- Size
  
  354KB
- MD5
  
  b1d6da187e8a7cbb2dc18dda382aaea5
- SHA1
  
  04b5cccebb7c600819c77e0509e3ffcaa76d8702
- SHA256
  
  1a060f4d84f4e48f1288b5b42cd30e3ef496d0ec6622a4a52cce3bdede333446
- SHA512
  
  be424667d7d7fce4036c3550e21b1c6937d41d9b78ce19ffe6162941843ed1027f04490e7662f90fbcfa37b52964749e3c69ad3c9a3cffb5204733f47df1ce5a
- SSDEEP
  
  6144:y7JDu5qZWzDGqLmQA2K8wqb1SgKp1FcME5vpZ5bBoDp9J5MMx+wT:ZqszXip2bboS5v/96Dpz1
Score

9^/10

defense_evasion discovery evasion persistence ransomware
- Modifies boot configuration data using bcdedit
  ransomware evasion
- Drops file in Drivers directory
- Enables test signing to bypass driver trust controls
  Allows any signed driver to load without validation against a trusted certificate authority.
  defense_evasion
- Deletes itself
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
  persistence
- Suspicious use of SetThreadContext
behavioral1 behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

Registry Run Keys / Startup Folder

Privilege Escalation

Boot or Logon Autostart Execution

Registry Run Keys / Startup Folder

Defense Evasion

Modify Registry

Subvert Trust Controls

Code Signing Policy Modification

Credential Access

Discovery

System Location Discovery

System Language Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Inhibit System Recovery

Tasks

static1

behavioral1

defense_evasiondiscoveryevasionpersistenceransomware

behavioral2