Analysis

  • max time kernel
    149s
  • max time network
    173s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 04:26

General

  • Target

    15474cf3149c458d282e34a5a3d9bd6c089e0f96f68ba292e835d30fa154ec07.exe

  • Size

    216KB

  • MD5

    9b7be34d0fc1a3502802a9b15076b2e8

  • SHA1

    574a8dfac693a35528ef4fe649a585b34500ed97

  • SHA256

    15474cf3149c458d282e34a5a3d9bd6c089e0f96f68ba292e835d30fa154ec07

  • SHA512

    656373fef3efd3e7ff625503ee517c3e06595a9b2c7824c9d198805c1ce114261d7661bc5faca8b50d33559cf5f759d9dc553d254de0ca00f9dc4492fdddc12a

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\15474cf3149c458d282e34a5a3d9bd6c089e0f96f68ba292e835d30fa154ec07.exe
    "C:\Users\Admin\AppData\Local\Temp\15474cf3149c458d282e34a5a3d9bd6c089e0f96f68ba292e835d30fa154ec07.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1156
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:596
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\15474cf3149c458d282e34a5a3d9bd6c089e0f96f68ba292e835d30fa154ec07.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1136
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:996

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    d99b0905dcc7e0476328ec1fb6eef4d6

    SHA1

    c608d3e0686abaa5eb59513b81271e14d58aaac9

    SHA256

    c4ab4bac039169d59bacc5f4e8d6f81b2aaf36ff3ab6c17913fea6a59eeba5bf

    SHA512

    7f5f9ff50fb8008d617705e42213c6531f280dfaef112ff1bdbdb59dc6341cbf3bd322eeaa3040587ea2f11ec185b24b737589c51c11dced8f546bb2afb372b5

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

    MD5

    d99b0905dcc7e0476328ec1fb6eef4d6

    SHA1

    c608d3e0686abaa5eb59513b81271e14d58aaac9

    SHA256

    c4ab4bac039169d59bacc5f4e8d6f81b2aaf36ff3ab6c17913fea6a59eeba5bf

    SHA512

    7f5f9ff50fb8008d617705e42213c6531f280dfaef112ff1bdbdb59dc6341cbf3bd322eeaa3040587ea2f11ec185b24b737589c51c11dced8f546bb2afb372b5

  • memory/596-60-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/1156-55-0x0000000076071000-0x0000000076073000-memory.dmp

    Filesize

    8KB

  • memory/1156-59-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB