Analysis

  • max time kernel
    162s
  • max time network
    178s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 11:12

General

  • Target

    0508eeb5a936996d2c7ab66e3bd7d8adcb0976b7c52a0354b5338237f39ff40c.exe

  • Size

    116KB

  • MD5

    b8fa06df4815bab1aa36ca0a58470ee4

  • SHA1

    359a9d15f5a50cb6681cc7c4b6b90f6279785c2b

  • SHA256

    0508eeb5a936996d2c7ab66e3bd7d8adcb0976b7c52a0354b5338237f39ff40c

  • SHA512

    6fbbdb5ef4864142cb8b6486c1b1efd9b261911f753835d289a49494510f7ae518696c3692b9f8cb3565d73eca82d18ea1bc92f19adb6d79a938d79663a26e4f

Malware Config

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Sakula Payload 4 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\0508eeb5a936996d2c7ab66e3bd7d8adcb0976b7c52a0354b5338237f39ff40c.exe
    "C:\Users\Admin\AppData\Local\Temp\0508eeb5a936996d2c7ab66e3bd7d8adcb0976b7c52a0354b5338237f39ff40c.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1616
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1080
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0508eeb5a936996d2c7ab66e3bd7d8adcb0976b7c52a0354b5338237f39ff40c.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:672
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1876

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    af89bca7af8be2cca8844b162d47596e

    SHA1

    48f8d44b7dd33031f5d7203465090b14c408662d

    SHA256

    cfa072ece7939ded9fd6c84aa12aa43bba7ec95dfa3438815744e5e8ccc9e6ba

    SHA512

    5c221f74e601acc39a6aca615f0d6f9540354bc71eabcec8905c1319c5522c244ce3cbb290c52984c948ccf8caeb7f2c6881bae6385d734eaa88ed50e7ad4e98

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

    af89bca7af8be2cca8844b162d47596e

    SHA1

    48f8d44b7dd33031f5d7203465090b14c408662d

    SHA256

    cfa072ece7939ded9fd6c84aa12aa43bba7ec95dfa3438815744e5e8ccc9e6ba

    SHA512

    5c221f74e601acc39a6aca615f0d6f9540354bc71eabcec8905c1319c5522c244ce3cbb290c52984c948ccf8caeb7f2c6881bae6385d734eaa88ed50e7ad4e98

  • memory/1080-59-0x0000000000400000-0x0000000000420000-memory.dmp
    Filesize

    128KB

  • memory/1616-54-0x0000000075D11000-0x0000000075D13000-memory.dmp
    Filesize

    8KB

  • memory/1616-58-0x0000000000400000-0x0000000000420000-memory.dmp
    Filesize

    128KB