General

  • Target

    file.exe

  • Size

    940KB

  • Sample

    230217-byhr1acf7y

  • MD5

    6c4a26f84b43a131b8553a3788be9add

  • SHA1

    d9e553b386b0785cb91af8cff4e1471194b72670

  • SHA256

    4ea4e6d11bbf318eb542a2710e8bc4e194bf0fef268414b5f19f4c6a3c95dfa1

  • SHA512

    dfb8555b441697bee1c3014bf6181bef45ef78b3814659171093ec6bf08daf47a1db6f5be5108c05317b97aeeb5fcdb04e495c79cc6c9bc0b9b25bb8fe498f58

  • SSDEEP

    24576:syjMIvI2ZkLTf3O0baAw4Zwnv80KsYd5f0:bjlaDzjw4Djf

Malware Config

Extracted

Family

redline

Botnet

dubka

C2

193.233.20.13:4136

Attributes
  • auth_value

    e5a9421183a033f283b2f23139b471f0

Extracted

Family

redline

Botnet

ruma

C2

193.233.20.13:4136

Attributes
  • auth_value

    647d00dfaba082a4a30f383bca5d1a2a

Extracted

Family

amadey

Version

3.66

C2

193.233.20.2/Bn89hku/index.php

Extracted

Family

redline

Botnet

ck

C2

176.113.115.17:4132

Attributes
  • auth_value

    7ac4424f89748eae7f5c6a4756d89c28

Targets

    • Target

      file.exe

    • Size

      940KB

    • MD5

      6c4a26f84b43a131b8553a3788be9add

    • SHA1

      d9e553b386b0785cb91af8cff4e1471194b72670

    • SHA256

      4ea4e6d11bbf318eb542a2710e8bc4e194bf0fef268414b5f19f4c6a3c95dfa1

    • SHA512

      dfb8555b441697bee1c3014bf6181bef45ef78b3814659171093ec6bf08daf47a1db6f5be5108c05317b97aeeb5fcdb04e495c79cc6c9bc0b9b25bb8fe498f58

    • SSDEEP

      24576:syjMIvI2ZkLTf3O0baAw4Zwnv80KsYd5f0:bjlaDzjw4Djf

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Windows security modification

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks