Analysis

  • max time kernel
    132s
  • max time network
    138s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    22-01-2022 01:03

General

  • Target

    a767ee10d044d2663292a649aaddbf7e373f9fb319e5766121b49939a981d4c5.exe

  • Size

    89KB

  • MD5

    ae55d7b5c3d3bc7ed338d40ada25902f

  • SHA1

    97c8d511d32e2ab7ff7d78f90bedbf2f31c14bb1

  • SHA256

    a767ee10d044d2663292a649aaddbf7e373f9fb319e5766121b49939a981d4c5

  • SHA512

    334510879a1b9d5e1d4aa862c07518eed5e2742422254c7a833534b746fdcfa193d440fcdb15113ade9c461337083f56fea0a3c5bcfebe0ab3bccc9e1cc46ee3

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\a767ee10d044d2663292a649aaddbf7e373f9fb319e5766121b49939a981d4c5.exe
    "C:\Users\Admin\AppData\Local\Temp\a767ee10d044d2663292a649aaddbf7e373f9fb319e5766121b49939a981d4c5.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3988
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:3904
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\a767ee10d044d2663292a649aaddbf7e373f9fb319e5766121b49939a981d4c5.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2276
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:3388

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    0bce6f437806191a19f87110074555b3

    SHA1

    e7f907c50e316104d987a7c891434f1175410b4e

    SHA256

    329f28359c21a24b55789556592d412e9e899f8a525302838a9d51bfdd371f3c

    SHA512

    ed3d80abc33dcafb7936342c5a78bd96bc3b0f3a7d3a06d1937ca97032dcee9a492dcde394d01573a50ac98c39db40fdc8ca3d66a97f4d4441318c7ae87ca75a

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

    MD5

    0bce6f437806191a19f87110074555b3

    SHA1

    e7f907c50e316104d987a7c891434f1175410b4e

    SHA256

    329f28359c21a24b55789556592d412e9e899f8a525302838a9d51bfdd371f3c

    SHA512

    ed3d80abc33dcafb7936342c5a78bd96bc3b0f3a7d3a06d1937ca97032dcee9a492dcde394d01573a50ac98c39db40fdc8ca3d66a97f4d4441318c7ae87ca75a