General

  • Target

    я хз.exe

  • Size

    60.0MB

  • Sample

    240316-y8akpsbe2v

  • MD5

    5d6cfc446688ff35118f60f1c0c6d9ec

  • SHA1

    c38cc9315d6212dbf9a2b0121bedf8e19e4489c9

  • SHA256

    ffe78ab905d69421ab325f5f6fa0e1448a01245538d1f275abaa645e44fb0cb5

  • SHA512

    2d48eb58d9d145171efe3e98782bf1a8fbd28b2b7fb3b038172a8b36016bf318a9fb0f8e2729f3023a99ad2e3a05225030e18614792818046705531dcbcad199

  • SSDEEP

    49152:qn5mOaNuKQGr02wVAFJApbVY6e7D5jD9KVSxU03l8U+cweXeFrA1n:q5mlkK1Dqne7D5jD9KVSxU8g9A

Malware Config

Extracted

Family

umbral

C2

https://discord.com/api/webhooks/1218609538920353852/S1ojkdaVMzB73hU0FP8eYpB-410O6wodDINDM_pIeYL7IbxP-7KaqYh-SCI37JJ02Eb_

https://discord.com/api/webhooks/1218255752314097764/pf1l_fyX4Y944q-tMNsmbSq2cfDBpqCBXuTvF0vyF76tkTcn3FOYasjrq_iM6NffJOYF

Extracted

Family

xworm

C2

approved-supports.gl.at.ply.gg:45098

Attributes
  • Install_directory

    %AppData%

  • install_file

    rat.exe

Extracted

Family

njrat

Version

im523

Botnet

HacKed

C2

6.tcp.eu.ngrok.io:11599

Mutex

56b4ba924dd7632c1dcce848fbc8f14a

Attributes
  • reg_key

    56b4ba924dd7632c1dcce848fbc8f14a

  • splitter

    |'|'|

Targets

    • Target

      я хз.exe

    • Size

      60.0MB

    • MD5

      5d6cfc446688ff35118f60f1c0c6d9ec

    • SHA1

      c38cc9315d6212dbf9a2b0121bedf8e19e4489c9

    • SHA256

      ffe78ab905d69421ab325f5f6fa0e1448a01245538d1f275abaa645e44fb0cb5

    • SHA512

      2d48eb58d9d145171efe3e98782bf1a8fbd28b2b7fb3b038172a8b36016bf318a9fb0f8e2729f3023a99ad2e3a05225030e18614792818046705531dcbcad199

    • SSDEEP

      49152:qn5mOaNuKQGr02wVAFJApbVY6e7D5jD9KVSxU03l8U+cweXeFrA1n:q5mlkK1Dqne7D5jD9KVSxU8g9A

    • Detect Umbral payload

    • Detect Xworm Payload

    • Detect ZGRat V1

    • Modifies WinLogon for persistence

    • Process spawned unexpected child process

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

    • Umbral

      Umbral stealer is an opensource moduler stealer written in C#.

    • Xworm

      Xworm is a remote access trojan written in C#.

    • ZGRat

      ZGRat is remote access trojan written in C#.

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

    • Creates new service(s)

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Modifies Windows Firewall

    • Stops running service(s)

    • Checks computer location settings

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

    • Drops startup file

    • 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.

    • Adds Run key to start application

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

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

    • Drops autorun.inf file

      Malware can abuse Windows Autorun to spread further via attached volumes.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks