ramnit | 71c4d591fc374f893296f301db556d092b23190a6c46556e3a1fba14623efec2 | Triage

Sharing

General

Target

178f7d50bd986d2a78fc6d99b16a4a2c_JaffaCakes118
Size

330KB
Sample

240627-z46m1stekn
MD5

178f7d50bd986d2a78fc6d99b16a4a2c
SHA1

d02fb986d17b75f110b3a2f5967e7c20bb4dc0b6
SHA256

71c4d591fc374f893296f301db556d092b23190a6c46556e3a1fba14623efec2
SHA512

3f32e39cb0eb7442c08504124ab983159ec95148b67246eda06bce1d9b5e2bae8fd22e82f389a3280acd809a8a26ff9d773d6e554a1be4815b39fe588cf81431
SSDEEP

6144:zAaMLU3qAIG227cSy4gjhR6byiJ0nRTEFEeERY9:zAxU3xQD6byiKRMEeEy

Score

10^/10

ramnit banker defense_evasion evasion persistence spyware stealer trojan worm

Malware Config

Targets

- Target
  
  178f7d50bd986d2a78fc6d99b16a4a2c_JaffaCakes118
- Size
  
  330KB
- MD5
  
  178f7d50bd986d2a78fc6d99b16a4a2c
- SHA1
  
  d02fb986d17b75f110b3a2f5967e7c20bb4dc0b6
- SHA256
  
  71c4d591fc374f893296f301db556d092b23190a6c46556e3a1fba14623efec2
- SHA512
  
  3f32e39cb0eb7442c08504124ab983159ec95148b67246eda06bce1d9b5e2bae8fd22e82f389a3280acd809a8a26ff9d773d6e554a1be4815b39fe588cf81431
- SSDEEP
  
  6144:zAaMLU3qAIG227cSy4gjhR6byiJ0nRTEFEeERY9:zAxU3xQD6byiKRMEeEy
Score

10^/10

ramnit banker defense_evasion evasion persistence spyware stealer trojan worm
- Modifies WinLogon for persistence
  persistence
- Ramnit
  Ramnit is a versatile family that holds viruses, worms, and Trojans.
  trojan spyware stealer worm banker ramnit
- UAC bypass
  evasion trojan
- Checks BIOS information in registry
  BIOS information is often read in order to detect sandboxing environments.
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- Drops startup file
- Executes dropped EXE
- Impair Defenses: Safe Mode Boot
  defense_evasion
- 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

Winlogon Helper DLL

Privilege Escalation

Abuse Elevation Control Mechanism

Bypass User Account Control

Boot or Logon Autostart Execution

Registry Run Keys / Startup Folder

Winlogon Helper DLL

Defense Evasion

Abuse Elevation Control Mechanism

Bypass User Account Control

Impair Defenses

Disable or Modify Tools

Safe Mode Boot

Modify Registry

Credential Access

Discovery

Query Registry

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

ramnitbankerdefense_evasionevasionpersistencespywarestealertrojanworm

behavioral2

ramnitbankerspywarestealertrojanworm