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Analysis

  • max time kernel
    300s
  • max time network
    255s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    16/04/2024, 13:56

General

  • Target

    a55da20fb4e6a4a88b2eef5b7c68146c2f33ffca24571a95ee7d29b638aa48f3.exe

  • Size

    1.3MB

  • MD5

    b56f2fa2ff6e06da3932ffa70b8440c5

  • SHA1

    9136b20d2fd9d4ea09981df6552f2691f13ab997

  • SHA256

    a55da20fb4e6a4a88b2eef5b7c68146c2f33ffca24571a95ee7d29b638aa48f3

  • SHA512

    dad969a36e05dfff7c62ec4b74986a2b71f0d7e2d64208e9c0bbbd9cf945c238d82f13bbeb56cf1336fc9078ed10ef0ab6d376546f8e9880f5d94f9004d90ccb

  • SSDEEP

    12288:hD0Yxtmgcj3DKjs16MKYIjhy+AC5j6vfNqn:hQYxtmiEEYIjhyQj6vfNqn

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\a55da20fb4e6a4a88b2eef5b7c68146c2f33ffca24571a95ee7d29b638aa48f3.exe
    "C:\Users\Admin\AppData\Local\Temp\a55da20fb4e6a4a88b2eef5b7c68146c2f33ffca24571a95ee7d29b638aa48f3.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3104
    • C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe
      "C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe"
      2⤵
      • Executes dropped EXE
      PID:428

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

    165c546d5d7fe530eefe0d7c35e0d19e

    SHA1

    77f08940dbf82456920d7ecd1c23f7bf23a9e1a3

    SHA256

    010db457b1ff730d5ad3f63f272bc264f74bb0b6ef126ec2e1b9b7098eefe540

    SHA512

    34fd8729ca6a42c44f9f74e669162c01d1b3007e4ff973e9cb04e33afe56e6fe846e27f8617d1777ea66de4c2d90edb456cf6055462cc6fa41e3ef105b9f26b7

  • memory/3104-17-0x00000000056F0000-0x00000000057B6000-memory.dmp

    Filesize

    792KB

  • memory/3104-15-0x00000000056F0000-0x00000000057B6000-memory.dmp

    Filesize

    792KB

  • memory/3104-5-0x00000000056F0000-0x00000000057B6000-memory.dmp

    Filesize

    792KB

  • memory/3104-6-0x00000000056F0000-0x00000000057B6000-memory.dmp

    Filesize

    792KB

  • memory/3104-7-0x00000000056F0000-0x00000000057B6000-memory.dmp

    Filesize

    792KB

  • memory/3104-8-0x00000000056F0000-0x00000000057B6000-memory.dmp

    Filesize

    792KB

  • memory/3104-3-0x00000000056F0000-0x00000000057B6000-memory.dmp

    Filesize

    792KB

  • memory/3104-19-0x00000000056F0000-0x00000000057B6000-memory.dmp

    Filesize

    792KB

  • memory/3104-18-0x0000000000400000-0x00000000051BC000-memory.dmp

    Filesize

    77.7MB

  • memory/3104-16-0x00000000056F0000-0x00000000057B6000-memory.dmp

    Filesize

    792KB

  • memory/3104-4-0x00000000056F0000-0x00000000057B6000-memory.dmp

    Filesize

    792KB

  • memory/3104-1-0x00000000054F0000-0x00000000055F0000-memory.dmp

    Filesize

    1024KB

  • memory/3104-2-0x00000000052D0000-0x0000000005337000-memory.dmp

    Filesize

    412KB

  • memory/3104-22-0x00000000054F0000-0x00000000055F0000-memory.dmp

    Filesize

    1024KB

  • memory/3104-23-0x00000000056F0000-0x00000000057B6000-memory.dmp

    Filesize

    792KB

  • memory/3104-24-0x00000000056F0000-0x00000000057B6000-memory.dmp

    Filesize

    792KB

  • memory/3104-28-0x00000000056F0000-0x00000000057B6000-memory.dmp

    Filesize

    792KB

  • memory/3104-30-0x00000000056F0000-0x00000000057B6000-memory.dmp

    Filesize

    792KB

  • memory/3104-33-0x00000000056F0000-0x00000000057B6000-memory.dmp

    Filesize

    792KB

  • memory/3104-35-0x00000000056F0000-0x00000000057B6000-memory.dmp

    Filesize

    792KB

  • memory/3104-38-0x00000000056F0000-0x00000000057B6000-memory.dmp

    Filesize

    792KB

  • memory/3104-41-0x00000000056F0000-0x00000000057B6000-memory.dmp

    Filesize

    792KB

  • memory/3104-46-0x00000000056F0000-0x00000000057B6000-memory.dmp

    Filesize

    792KB