Analysis

  • max time kernel
    143s
  • max time network
    167s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 07:13

General

  • Target

    0e27902ccb53e3e09d0d46d95c18ebaebac7c70b1f4664b1160685db620cf035.exe

  • Size

    184KB

  • MD5

    a21100b0fa08feb64eb7aabda36fda5c

  • SHA1

    da7bc43b033a370088b99b9d068a8f141855a9cb

  • SHA256

    0e27902ccb53e3e09d0d46d95c18ebaebac7c70b1f4664b1160685db620cf035

  • SHA512

    32bf2489c69bbb5e0e38d1b273ecaf14a6c01d481b4fe6a4483d6455576d13354c0ef0c6d4de8c30891afae9e6a7e1969fa35096acf5e93818b7fe9c93a16854

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\0e27902ccb53e3e09d0d46d95c18ebaebac7c70b1f4664b1160685db620cf035.exe
    "C:\Users\Admin\AppData\Local\Temp\0e27902ccb53e3e09d0d46d95c18ebaebac7c70b1f4664b1160685db620cf035.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1960
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1796
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0e27902ccb53e3e09d0d46d95c18ebaebac7c70b1f4664b1160685db620cf035.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:832
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:2044

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    1af54c8a13ce1b965e5e05a3f31e8e61

    SHA1

    174a1fc6a7febb05f5f07a558d20e335df29b54e

    SHA256

    8faae2d4d72732fa026d91fd8e6cfc0dd1b3f987458e69b65774ad74c8ccf074

    SHA512

    e12f942e3414e96824cd6cfed37bacac090fc688f76dffcb692f9e1cc8923fbdf0165574d89ac15cec11f472d3a7c2a2c73b375f7e4b9274c0b76dbc6fc23ddf

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

    MD5

    1af54c8a13ce1b965e5e05a3f31e8e61

    SHA1

    174a1fc6a7febb05f5f07a558d20e335df29b54e

    SHA256

    8faae2d4d72732fa026d91fd8e6cfc0dd1b3f987458e69b65774ad74c8ccf074

    SHA512

    e12f942e3414e96824cd6cfed37bacac090fc688f76dffcb692f9e1cc8923fbdf0165574d89ac15cec11f472d3a7c2a2c73b375f7e4b9274c0b76dbc6fc23ddf

  • memory/1796-60-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/1960-55-0x0000000076511000-0x0000000076513000-memory.dmp

    Filesize

    8KB

  • memory/1960-59-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB