ramnit | 8b9c05907bb5d0447a8d54fbdea1647f139113eb8de68fc1f252be2c66ea28a5 | Triage

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Overview

overview

Static

static

8b9c05907b...a5.dll

windows7-x64

8b9c05907b...a5.dll

windows10-2004-x64

Sharing

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General

Target

8b9c05907bb5d0447a8d54fbdea1647f139113eb8de68fc1f252be2c66ea28a5
Size

172KB
Sample

221121-l5b8xahg4t
MD5

147ad83a3de19d5037460f1473097a3a
SHA1

4385ea229814c2698cc006ada8a9470b5bc87be0
SHA256

8b9c05907bb5d0447a8d54fbdea1647f139113eb8de68fc1f252be2c66ea28a5
SHA512

683169dbf69797e5022d52f197765c1de8128ba0a7a75a562ce3a92f4e8aefd9d83bd21ed01946746ad99680e7e483080dbe17056cf819c13a305fa5c439c970
SSDEEP

3072:fiJy2uKR8z3h+69UnSmbSa38V/N8XG3+AEfhHbtDMgd39oHRGe694:KJy2uKRux79UzbPKBuAEPAgd39S6

Score

10^/10

ramnit banker evasion persistence spyware stealer trojan worm

Static task

static1

Behavioral task

behavioral1

Sample

8b9c05907bb5d0447a8d54fbdea1647f139113eb8de68fc1f252be2c66ea28a5.dll

Resource

win7-20221111-en

ramnit banker evasion persistence spyware stealer trojan worm

windows7-x64

19 signatures

150 seconds

Behavioral task

behavioral2

Sample

8b9c05907bb5d0447a8d54fbdea1647f139113eb8de68fc1f252be2c66ea28a5.dll

Resource

win10v2004-20220812-en

ramnit banker evasion spyware stealer trojan worm

windows10-2004-x64

19 signatures

150 seconds

Malware Config

Targets

- Target
  
  8b9c05907bb5d0447a8d54fbdea1647f139113eb8de68fc1f252be2c66ea28a5
- Size
  
  172KB
- MD5
  
  147ad83a3de19d5037460f1473097a3a
- SHA1
  
  4385ea229814c2698cc006ada8a9470b5bc87be0
- SHA256
  
  8b9c05907bb5d0447a8d54fbdea1647f139113eb8de68fc1f252be2c66ea28a5
- SHA512
  
  683169dbf69797e5022d52f197765c1de8128ba0a7a75a562ce3a92f4e8aefd9d83bd21ed01946746ad99680e7e483080dbe17056cf819c13a305fa5c439c970
- SSDEEP
  
  3072:fiJy2uKR8z3h+69UnSmbSa38V/N8XG3+AEfhHbtDMgd39oHRGe694:KJy2uKRux79UzbPKBuAEPAgd39S6
Score

10^/10

ramnit banker evasion persistence spyware stealer trojan worm
- Modifies WinLogon for persistence
  persistence
- Modifies firewall policy service
  evasion
- Modifies security service
  evasion
- Ramnit
  Ramnit is a versatile family that holds viruses, worms, and Trojans.
  trojan spyware stealer worm banker ramnit
- UAC bypass
  evasion trojan
- Windows security bypass
  evasion trojan
- Executes dropped EXE
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- Drops startup file
- Loads dropped DLL
- Windows security modification
  evasion trojan
- Adds Run key to start application
  persistence
- Checks whether UAC is enabled
  evasion trojan
behavioral1 behavioral2

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

Registry Run Keys / Startup Folder

Winlogon Helper DLL

Privilege Escalation

Bypass User Account Control

Defense Evasion

Bypass User Account Control

Disabling Security Tools

Modify Registry

Credential Access

Discovery

Query Registry

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

ramnitbankerevasionpersistencespywarestealertrojanworm

behavioral2

ramnitbankerevasionspywarestealertrojanworm

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