Analysis

  • max time kernel
    161s
  • max time network
    167s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/10/2022, 05:06

General

  • Target

    fd36e4ef40c0091e1eacd6c63861617f3476f6f04d217500f743c211c7b0b0e3.exe

  • Size

    116KB

  • MD5

    a288466018cee60591577b50f8c23070

  • SHA1

    5952e02a89ab352fd4e5c1d7be04bc65a1966119

  • SHA256

    fd36e4ef40c0091e1eacd6c63861617f3476f6f04d217500f743c211c7b0b0e3

  • SHA512

    9f2b24b7b9e93e117a73461f49a7a2919c41fff00bc62460a9ba5a13a4f424be958c70d3c23b3ae2b068c4f0d0255a0dc82ec66bc441ea1db6c5836fa0834421

  • SSDEEP

    1536:w1pxoa++tv8Kw6KBOIW4Z8HO1Zwt0f4HeDUEdMOPy9sbgNLwo7JaSi:wp6+tvfIr1ZNDUEdawQU

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Adds Run key to start application 2 TTPs 50 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fd36e4ef40c0091e1eacd6c63861617f3476f6f04d217500f743c211c7b0b0e3.exe
    "C:\Users\Admin\AppData\Local\Temp\fd36e4ef40c0091e1eacd6c63861617f3476f6f04d217500f743c211c7b0b0e3.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1236
    • C:\Users\Admin\tddoeq.exe
      "C:\Users\Admin\tddoeq.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:1868

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\tddoeq.exe

    Filesize

    116KB

    MD5

    8feeef88cfd05e88918184163ff98137

    SHA1

    b46fc7ff73ea4a88f7e64dd2739b2b225eb5ba36

    SHA256

    e84dc0d6fd7dc26bede4fa65f35b667b46b42e24e672d0d0f8f4e1945cc45e08

    SHA512

    afc37e0d1d457d96e3e4fd016fd17e143d7f8130a125d900172894ab3efa82d564d3547da7330e806ad5a147b36e52b3ec3f2aa05643f07d2e9b11aaf125a240

  • C:\Users\Admin\tddoeq.exe

    Filesize

    116KB

    MD5

    8feeef88cfd05e88918184163ff98137

    SHA1

    b46fc7ff73ea4a88f7e64dd2739b2b225eb5ba36

    SHA256

    e84dc0d6fd7dc26bede4fa65f35b667b46b42e24e672d0d0f8f4e1945cc45e08

    SHA512

    afc37e0d1d457d96e3e4fd016fd17e143d7f8130a125d900172894ab3efa82d564d3547da7330e806ad5a147b36e52b3ec3f2aa05643f07d2e9b11aaf125a240