Analysis

  • max time kernel
    123s
  • max time network
    141s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 03:51

General

  • Target

    16a99046ad0b2e9eb36dca995b54effbb45c1d7d67b1e8d54a021d9393164bf4.exe

  • Size

    36KB

  • MD5

    23119c66a8630a47b3056d58de65af9e

  • SHA1

    86ba539a5ebe214e4599075209960bd6414145c6

  • SHA256

    16a99046ad0b2e9eb36dca995b54effbb45c1d7d67b1e8d54a021d9393164bf4

  • SHA512

    72732e8a9344081e9e27f45145535d67a3a5abefe7ac3dfa156f1cf07cf33a00ebbcf5afed32398aeaddcbc34aba04e9deaac9b71a7facbed60a32e8f5a1eb57

Malware Config

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Executes dropped EXE 1 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 2 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\16a99046ad0b2e9eb36dca995b54effbb45c1d7d67b1e8d54a021d9393164bf4.exe
    "C:\Users\Admin\AppData\Local\Temp\16a99046ad0b2e9eb36dca995b54effbb45c1d7d67b1e8d54a021d9393164bf4.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1388
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:972
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\16a99046ad0b2e9eb36dca995b54effbb45c1d7d67b1e8d54a021d9393164bf4.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:396
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1192

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    cd6eb5352f49d23169a3f7ee710c1d80

    SHA1

    e15ee4b02111f7725aa58e40f0660cc63fe33e37

    SHA256

    fe7d3ce06887e571f7159b7829e5370dd1b1c11de7c9d743a5ca3a58264ecacb

    SHA512

    e9d92d848e0f2a72ac11d5d6a3aa192ce0b2bf27d5748706ea504cf4e50644cbe1d17eca225374f56f1a8fbb4f5ece6679b6e0fb9edf93d69f1d0588115a2095

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

    MD5

    cd6eb5352f49d23169a3f7ee710c1d80

    SHA1

    e15ee4b02111f7725aa58e40f0660cc63fe33e37

    SHA256

    fe7d3ce06887e571f7159b7829e5370dd1b1c11de7c9d743a5ca3a58264ecacb

    SHA512

    e9d92d848e0f2a72ac11d5d6a3aa192ce0b2bf27d5748706ea504cf4e50644cbe1d17eca225374f56f1a8fbb4f5ece6679b6e0fb9edf93d69f1d0588115a2095

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

    MD5

    cd6eb5352f49d23169a3f7ee710c1d80

    SHA1

    e15ee4b02111f7725aa58e40f0660cc63fe33e37

    SHA256

    fe7d3ce06887e571f7159b7829e5370dd1b1c11de7c9d743a5ca3a58264ecacb

    SHA512

    e9d92d848e0f2a72ac11d5d6a3aa192ce0b2bf27d5748706ea504cf4e50644cbe1d17eca225374f56f1a8fbb4f5ece6679b6e0fb9edf93d69f1d0588115a2095

  • memory/1388-54-0x0000000076421000-0x0000000076423000-memory.dmp

    Filesize

    8KB