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Analysis

  • max time kernel
    600s
  • max time network
    587s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240412-en
  • resource tags

    arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    14-04-2024 13:49

General

  • Target

    82b13cf8f768b3830b50622eba4da3593a8a724ffcefd55793ee87a4f0ea57ca.exe

  • Size

    434KB

  • MD5

    4b8ea3f7be543e21300e56992b08d6ab

  • SHA1

    dcfbb5dd3087ec2edc6c3a779916b1b2585d42eb

  • SHA256

    82b13cf8f768b3830b50622eba4da3593a8a724ffcefd55793ee87a4f0ea57ca

  • SHA512

    ddfd79e32c248cc0419ab37f368247e8bae1d9ff83f86665b24e523a97bc584a3a5c3c26b97c78944439279001e76a1e97efebb52750362e62b9deea4b78bfb2

  • SSDEEP

    12288:rXPcLcbGfVylwG/ZDCK/ScBXo8TsyMkKMY8m7WOK9SATTsx/SA/WegYfdNbrqnu4:rXh6XcBXo8TsL8Y8m/ATTySA/DrfdNbu

Score
10/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Looks up external IP address via web service 2 IoCs

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

  • Uses Tor communications 1 TTPs

    Malware can proxy its traffic through Tor for more anonymity.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\82b13cf8f768b3830b50622eba4da3593a8a724ffcefd55793ee87a4f0ea57ca.exe
    "C:\Users\Admin\AppData\Local\Temp\82b13cf8f768b3830b50622eba4da3593a8a724ffcefd55793ee87a4f0ea57ca.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2276
    • C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe
      "C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe"
      2⤵
      • Executes dropped EXE
      PID:2312

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe

    Filesize

    3KB

    MD5

    b4cd27f2b37665f51eb9fe685ec1d373

    SHA1

    7f08febf0fdb7fc9f8bf35a10fb11e7de431abe0

    SHA256

    91f1023142b7babf6ff75dad984c2a35bde61dc9e61f45483f4b65008576d581

    SHA512

    e025f65224d78f5fd0abebe281ac0d44a385b2641e367cf39eed6aefada20a112ac47f94d7febc4424f1db6a6947bac16ff83ef93a8d745b3cddfdbe64c49a1e

  • C:\Users\Admin\AppData\Local\Temp\x64btit.txt

    Filesize

    28B

    MD5

    594c96c7ff32f6838fcf72cf86c31af3

    SHA1

    6aa8f52907cfe0bd434959548d4d0531b866fefb

    SHA256

    1d7c86f3325f9ddae8a29fd0a3f1c97e2ed1545f9f3066b1a8d938f6894b811c

    SHA512

    9c314c978e4d2ccdd518432cbb99f8f60ab152eb688a13e610cdc91d3286909aae1dd59523764d060a491510ff8808096bea62916019e3499c05a11c85b4bed8