ramnit | 4b0ef1ca971f423e220c380264777d0dfcaf1b7df1311bdeccbb25abb932ea0b | Triage

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General

Target

281151e4f01290cdfc50e9268bb7d2f0
Size

108KB
Sample

231231-e1yg1sdad6
MD5

281151e4f01290cdfc50e9268bb7d2f0
SHA1

0f58152b73a7ca5a237a753cde9ee9aff57bfd5f
SHA256

4b0ef1ca971f423e220c380264777d0dfcaf1b7df1311bdeccbb25abb932ea0b
SHA512

4a48b80a39c03932660430a98f493b473abe55c512648cc928026408173e7d4cd034d75b5d5c8787251ad9f223a2b567545651a4fcbdffd0f5ccf02c70d9abf1
SSDEEP

3072:mdkoV4I2VK/Jmp6Gb+eCDgb3GmT2Bb5jwaaHw7Koj4rGMrM:gVR2VK/46GQ8gX

Score

10^/10

ramnit banker evasion persistence spyware stealer trojan worm

Malware Config

Targets

- Target
  
  281151e4f01290cdfc50e9268bb7d2f0
- Size
  
  108KB
- MD5
  
  281151e4f01290cdfc50e9268bb7d2f0
- SHA1
  
  0f58152b73a7ca5a237a753cde9ee9aff57bfd5f
- SHA256
  
  4b0ef1ca971f423e220c380264777d0dfcaf1b7df1311bdeccbb25abb932ea0b
- SHA512
  
  4a48b80a39c03932660430a98f493b473abe55c512648cc928026408173e7d4cd034d75b5d5c8787251ad9f223a2b567545651a4fcbdffd0f5ccf02c70d9abf1
- SSDEEP
  
  3072:mdkoV4I2VK/Jmp6Gb+eCDgb3GmT2Bb5jwaaHw7Koj4rGMrM:gVR2VK/46GQ8gX
Score

10^/10

ramnit banker 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
- Loads dropped DLL
- Adds Run key to start application
  persistence
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

Modify Registry

Credential Access

Discovery

Query Registry

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

ramnitbankerevasionpersistencespywarestealertrojanworm

behavioral2

ramnitbankerspywarestealertrojanworm