Analysis

  • max time kernel
    184s
  • max time network
    196s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    31-01-2022 00:36

General

  • Target

    51fe6e36cc11720e5d5d2b11993175fd7b95de6a28ecb58deb783e1a4ef0f758.exe

  • Size

    79KB

  • MD5

    116dbfd8f5b6c5a5522d3b83a3821268

  • SHA1

    a87e52e413a3407dc5284e090a636680979592cc

  • SHA256

    51fe6e36cc11720e5d5d2b11993175fd7b95de6a28ecb58deb783e1a4ef0f758

  • SHA512

    471bad05c24db39ffa336f2c8f32c255af07ec754020eb7759df3660bd85b855cc75db18b7053a2e9ae9cb6c59bfa889ba97956d62a50a81287ae35e846a7f58

Malware Config

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Sakula Payload 2 IoCs
  • Executes dropped EXE 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 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\51fe6e36cc11720e5d5d2b11993175fd7b95de6a28ecb58deb783e1a4ef0f758.exe
    "C:\Users\Admin\AppData\Local\Temp\51fe6e36cc11720e5d5d2b11993175fd7b95de6a28ecb58deb783e1a4ef0f758.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4232
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:4208
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\51fe6e36cc11720e5d5d2b11993175fd7b95de6a28ecb58deb783e1a4ef0f758.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4440
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:4332

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    284cecacbdea49c37e5c2a3ebde7a419

    SHA1

    be5a9519624c0144380d5350a9efcd879e27cfef

    SHA256

    fd4351e24c81592e37de98f5dac120d0250d09a11b8259d51d3727c200e52660

    SHA512

    4fa788f881ef41b2436bb41fa88e45367f81fde82036df7459748045b38c269e79e0d5a73097ea21ee74a9fee2480ade39827b05a3d001103efb278f9bd4e743

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

    MD5

    284cecacbdea49c37e5c2a3ebde7a419

    SHA1

    be5a9519624c0144380d5350a9efcd879e27cfef

    SHA256

    fd4351e24c81592e37de98f5dac120d0250d09a11b8259d51d3727c200e52660

    SHA512

    4fa788f881ef41b2436bb41fa88e45367f81fde82036df7459748045b38c269e79e0d5a73097ea21ee74a9fee2480ade39827b05a3d001103efb278f9bd4e743