Analysis

  • max time kernel
    168s
  • max time network
    179s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220112
  • submitted
    12-02-2022 04:06

General

  • Target

    160b413f5dd9ef20daead1e7d421c97949435c19b89cb96072ef7e9ffe27e0f4.exe

  • Size

    176KB

  • MD5

    10ac434ecaa19f61405a806a25da4ed3

  • SHA1

    982bae4979aadd5e9a4db20fefdc7dd3309a6e0e

  • SHA256

    160b413f5dd9ef20daead1e7d421c97949435c19b89cb96072ef7e9ffe27e0f4

  • SHA512

    1a476dc460c2dd28ee9fe4a8b3358963dacc056a549787b27f54cef08242a105d75c7d0f13c0c87e6bf4abce26e501f61b1bb804a6330d230e8b579c46c8fc88

Malware Config

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Sakula Payload 3 IoCs
  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\160b413f5dd9ef20daead1e7d421c97949435c19b89cb96072ef7e9ffe27e0f4.exe
    "C:\Users\Admin\AppData\Local\Temp\160b413f5dd9ef20daead1e7d421c97949435c19b89cb96072ef7e9ffe27e0f4.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2320
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:2420
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\160b413f5dd9ef20daead1e7d421c97949435c19b89cb96072ef7e9ffe27e0f4.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4060
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1464
  • C:\Windows\system32\MusNotifyIcon.exe
    %systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
    1⤵
    • Checks processor information in registry
    PID:392

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    aef71795402904401d557b601843ef40

    SHA1

    0cbeb3c521749dd6a2e6f013cafa2ead8aa3fe2e

    SHA256

    82613e7af32cf7945ebc42a5ff75590e845acc188af2c7e90388146dab09d49a

    SHA512

    430912f64e789ae0505dd75923d00aeb18addedb0ae5e5ee868c3cd57e3d4f88959d7cd5f311f62dbee3a6ccd993ac3b8c13b624255afc9a55b02d01cb55ddd6

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

    MD5

    aef71795402904401d557b601843ef40

    SHA1

    0cbeb3c521749dd6a2e6f013cafa2ead8aa3fe2e

    SHA256

    82613e7af32cf7945ebc42a5ff75590e845acc188af2c7e90388146dab09d49a

    SHA512

    430912f64e789ae0505dd75923d00aeb18addedb0ae5e5ee868c3cd57e3d4f88959d7cd5f311f62dbee3a6ccd993ac3b8c13b624255afc9a55b02d01cb55ddd6

  • memory/2320-132-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB