General

  • Target

    09458e479a10c5c9df88148fab6557cb.exe

  • Size

    2.7MB

  • Sample

    220809-h3s7vsgfb3

  • MD5

    09458e479a10c5c9df88148fab6557cb

  • SHA1

    f495213826e5e9dd400374ee5d84d1d7b46a19ac

  • SHA256

    daf37b9db90e49f7c8c30899951565491d54e15c794f193000e25fd3d98774d6

  • SHA512

    aec3eeeb40ec243239cf55b24ffc333203e1efd6d00986b088b66ab474b52d2b6eb8989c36ab64164cd2b282784c16173e6ea5df1667ccdb4b42dda062c6f2df

Malware Config

Extracted

Family

eternity

C2

http://rlcjba7wduej3xcstcjo577eqgjsjvcjfsw4i23fqvf2y27ylylhmhad.onion

Attributes
  • payload_urls

    http://146.19.233.133/oblak.loc/w.exe

    http://146.19.233.133/oblak.loc/win_32SR_Lib.exe, http://146.19.233.133/oblak.loc/win_32_Cl.exe, http://146.19.233.133/oblak.loc/win_32_LibRT.exe

Extracted

Family

redline

C2

213.226.123.155:2014

Attributes
  • auth_value

    0598b6406388ff69eafa98ec89e064a0

Targets

    • Target

      09458e479a10c5c9df88148fab6557cb.exe

    • Size

      2.7MB

    • MD5

      09458e479a10c5c9df88148fab6557cb

    • SHA1

      f495213826e5e9dd400374ee5d84d1d7b46a19ac

    • SHA256

      daf37b9db90e49f7c8c30899951565491d54e15c794f193000e25fd3d98774d6

    • SHA512

      aec3eeeb40ec243239cf55b24ffc333203e1efd6d00986b088b66ab474b52d2b6eb8989c36ab64164cd2b282784c16173e6ea5df1667ccdb4b42dda062c6f2df

    • DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

    • Eternity

      Eternity Project is a malware kit offering an info stealer, clipper, worm, coin miner, ransomware, and DDoS bot.

    • Modifies WinLogon for persistence

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • RedLine

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

    • RedLine payload

    • UAC bypass

    • DCRat payload

      Detects payload of DCRat, commonly dropped by NSIS installers.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks