Analysis

  • max time kernel
    121s
  • max time network
    137s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 11:06

General

  • Target

    054edfc37cb3f35329a5806f71695c1c431436fe717bbd10766f1b7543c700cb.exe

  • Size

    60KB

  • MD5

    a25aa6f50b91d9c1cd8a2f64412161fc

  • SHA1

    2efb5475b936368f22574ee1112c2d71514293da

  • SHA256

    054edfc37cb3f35329a5806f71695c1c431436fe717bbd10766f1b7543c700cb

  • SHA512

    6072e5de11e48b0c334120af5eeb39f7c3d9247dc44ede07a312deddeb8efd9781f5fa2c1b3521e17f8ad7b1677aa1b05ae3a6aab711ff384b05a949208f58eb

Malware Config

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Executes dropped EXE 1 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\054edfc37cb3f35329a5806f71695c1c431436fe717bbd10766f1b7543c700cb.exe
    "C:\Users\Admin\AppData\Local\Temp\054edfc37cb3f35329a5806f71695c1c431436fe717bbd10766f1b7543c700cb.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1604
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1584
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\054edfc37cb3f35329a5806f71695c1c431436fe717bbd10766f1b7543c700cb.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1052
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1560

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
    MD5

    3b85050ff0ee016dd20e05b1db3d8fc1

    SHA1

    0f64c0ed7767ff9ab7dc70eef1bb365a112a2b6d

    SHA256

    7cf5de7e78dcdb361bbc1b82fed67d2a8f04e471a33f3d5c2284387d68c178ba

    SHA512

    bad6d62edfd617be694d9fb23a9ee03b24005a264c3a79a6a1e9fa573410bfde725c04eb0ba60606158aba856a69af3e0339f8e34ea99a61607d7bd369d0e695

  • \Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
    MD5

    3b85050ff0ee016dd20e05b1db3d8fc1

    SHA1

    0f64c0ed7767ff9ab7dc70eef1bb365a112a2b6d

    SHA256

    7cf5de7e78dcdb361bbc1b82fed67d2a8f04e471a33f3d5c2284387d68c178ba

    SHA512

    bad6d62edfd617be694d9fb23a9ee03b24005a264c3a79a6a1e9fa573410bfde725c04eb0ba60606158aba856a69af3e0339f8e34ea99a61607d7bd369d0e695

  • \Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
    MD5

    3b85050ff0ee016dd20e05b1db3d8fc1

    SHA1

    0f64c0ed7767ff9ab7dc70eef1bb365a112a2b6d

    SHA256

    7cf5de7e78dcdb361bbc1b82fed67d2a8f04e471a33f3d5c2284387d68c178ba

    SHA512

    bad6d62edfd617be694d9fb23a9ee03b24005a264c3a79a6a1e9fa573410bfde725c04eb0ba60606158aba856a69af3e0339f8e34ea99a61607d7bd369d0e695

  • memory/1604-55-0x00000000762C1000-0x00000000762C3000-memory.dmp
    Filesize

    8KB