Analysis

  • max time kernel
    177s
  • max time network
    195s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220112
  • submitted
    12-02-2022 10:15

General

  • Target

    07ba49d903b0de909215d2f1d8d679ae69fb18c52d5aa3d5df005413cd71e210.exe

  • Size

    191KB

  • MD5

    d0458ca0f9d8f92ad58803d9e73d52c8

  • SHA1

    a3f2deefa72c699cd49f2534805f60c0c89b2011

  • SHA256

    07ba49d903b0de909215d2f1d8d679ae69fb18c52d5aa3d5df005413cd71e210

  • SHA512

    38019cbe7ee13bd49934475bbe30cb20575ef14ee4b08ff2b42d8fecde664d6e39fcb29ab65b5a39b926daceb18b9391e3a6134a88382bc73f7cf329050ea6d7

Malware Config

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Sakula Payload 2 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 4 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\07ba49d903b0de909215d2f1d8d679ae69fb18c52d5aa3d5df005413cd71e210.exe
    "C:\Users\Admin\AppData\Local\Temp\07ba49d903b0de909215d2f1d8d679ae69fb18c52d5aa3d5df005413cd71e210.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2040
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:3748
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\07ba49d903b0de909215d2f1d8d679ae69fb18c52d5aa3d5df005413cd71e210.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1484
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:3288
  • C:\Windows\system32\MusNotifyIcon.exe
    %systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
    1⤵
    • Checks processor information in registry
    PID:844
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k wusvcs -p
    1⤵
      PID:3080
    • C:\Windows\system32\MusNotifyIcon.exe
      %systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
      1⤵
      • Checks processor information in registry
      PID:3096

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      MD5

      f400e2608fffac747577d0c2798a85e3

      SHA1

      ab40791e05d7c10fff07094e245e5af206ad49be

      SHA256

      16ce2a9a5088375f3c8fecb5ebcea996e7d1db86cec6d131d4ce37135d8da691

      SHA512

      6a52dfc09ff063212cf86227c5682733cdb674ce54697fa153e1937ed510cafb644bc1716f723a166d0355c93009aca29090daa119e95465b8898cee573ad4a8

    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      MD5

      f400e2608fffac747577d0c2798a85e3

      SHA1

      ab40791e05d7c10fff07094e245e5af206ad49be

      SHA256

      16ce2a9a5088375f3c8fecb5ebcea996e7d1db86cec6d131d4ce37135d8da691

      SHA512

      6a52dfc09ff063212cf86227c5682733cdb674ce54697fa153e1937ed510cafb644bc1716f723a166d0355c93009aca29090daa119e95465b8898cee573ad4a8