Analysis

  • max time kernel
    139s
  • max time network
    155s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 03:03

General

  • Target

    18b40d316499a87430b4a8fc108cd827d4879fb982134fc5fb47ac61e5f76348.exe

  • Size

    92KB

  • MD5

    3ef84c10c55dec6cc90f7f8d8317a772

  • SHA1

    63fe6ca8c523f582ca8c517a3a0698d638cbcc53

  • SHA256

    18b40d316499a87430b4a8fc108cd827d4879fb982134fc5fb47ac61e5f76348

  • SHA512

    51b422610652683e40be56715358e5c11ac69d48d71b49feef50c99951322a75578f178ebc97fcd83ec8c083179ec0524276290e027d9af47d237ec045d6b825

Malware Config

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Sakula Payload 2 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\18b40d316499a87430b4a8fc108cd827d4879fb982134fc5fb47ac61e5f76348.exe
    "C:\Users\Admin\AppData\Local\Temp\18b40d316499a87430b4a8fc108cd827d4879fb982134fc5fb47ac61e5f76348.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:804
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1516
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\18b40d316499a87430b4a8fc108cd827d4879fb982134fc5fb47ac61e5f76348.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1164
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1184

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    52e9e9a17b6419fbd06cb83e15591b4c

    SHA1

    5a84f18e6efc558fc781033e18141074b1fec834

    SHA256

    f3a16680aa21b92191cbe400db489a62ea8b79fc54b64ae1fe34ff39da87804b

    SHA512

    a541b9494705eda3dcf1b6414937fb96ff530403240a5cb7155cc55582299ba2c83d83945643b56bfae5bba5ac88c809987bdb137f263fa270712af0d5e67b2b

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

    MD5

    52e9e9a17b6419fbd06cb83e15591b4c

    SHA1

    5a84f18e6efc558fc781033e18141074b1fec834

    SHA256

    f3a16680aa21b92191cbe400db489a62ea8b79fc54b64ae1fe34ff39da87804b

    SHA512

    a541b9494705eda3dcf1b6414937fb96ff530403240a5cb7155cc55582299ba2c83d83945643b56bfae5bba5ac88c809987bdb137f263fa270712af0d5e67b2b

  • memory/804-55-0x0000000075AC1000-0x0000000075AC3000-memory.dmp

    Filesize

    8KB