Analysis

  • max time kernel
    151s
  • max time network
    161s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    22-01-2022 00:03

General

  • Target

    71e0fba078adc470d9c1ba33afc12a60a7a56cbf6b146578f3ce6e422c4a99ca.exe

  • Size

    89KB

  • MD5

    ef855c88842821a15a80bbee00024817

  • SHA1

    5b28af3c34fd2eddd6e5a715142aa237d8cd0e20

  • SHA256

    71e0fba078adc470d9c1ba33afc12a60a7a56cbf6b146578f3ce6e422c4a99ca

  • SHA512

    4b51939a0f63ea5b1fc1402f907235f6e7c5d2f56db6680f69062322745db58fe9b681996f3c434d03954665c0ec1b78bdd5a7c208a556b06a64cb8e10b25610

Malware Config

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Sakula Payload 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 1 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\71e0fba078adc470d9c1ba33afc12a60a7a56cbf6b146578f3ce6e422c4a99ca.exe
    "C:\Users\Admin\AppData\Local\Temp\71e0fba078adc470d9c1ba33afc12a60a7a56cbf6b146578f3ce6e422c4a99ca.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:812
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1128
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\71e0fba078adc470d9c1ba33afc12a60a7a56cbf6b146578f3ce6e422c4a99ca.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1220
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1056

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    2826752a66f88df7871b703efd4c8640

    SHA1

    a8190cddf2b50002231d00e25de7590bff364d9c

    SHA256

    322bd729bc9af9e22a74bbc8970a3564a0c9b1606a595d67d95baf77c60b7260

    SHA512

    58eaec9f98b31471227329dae1a8536101f0fe18d0c7f228caa895d53e3d962950d330ee6ab02af034b84706fd6fe6671632a03c2f7c533a91a4eaf262ab987c

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

    MD5

    2826752a66f88df7871b703efd4c8640

    SHA1

    a8190cddf2b50002231d00e25de7590bff364d9c

    SHA256

    322bd729bc9af9e22a74bbc8970a3564a0c9b1606a595d67d95baf77c60b7260

    SHA512

    58eaec9f98b31471227329dae1a8536101f0fe18d0c7f228caa895d53e3d962950d330ee6ab02af034b84706fd6fe6671632a03c2f7c533a91a4eaf262ab987c

  • memory/812-54-0x0000000075F21000-0x0000000075F23000-memory.dmp

    Filesize

    8KB