Analysis

  • max time kernel
    136s
  • max time network
    156s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 09:45

General

  • Target

    0917dbaab9e1ee6e1bf2d9cedcfac3913f33ed821b50daa81ac3fff45fe91b8a.exe

  • Size

    216KB

  • MD5

    05ca66dec76c5526bc20373065ce9330

  • SHA1

    dfefaf0cc12c268606d23b271b60e1a13eeba9ea

  • SHA256

    0917dbaab9e1ee6e1bf2d9cedcfac3913f33ed821b50daa81ac3fff45fe91b8a

  • SHA512

    60619def19ee88803af58fd8520982cf8e7749f251f8f085f97884fbd30760b52e01f25124372f77632c9d2eac4ac1d28c6a33e487aeda89f1c26063f8ab503e

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\0917dbaab9e1ee6e1bf2d9cedcfac3913f33ed821b50daa81ac3fff45fe91b8a.exe
    "C:\Users\Admin\AppData\Local\Temp\0917dbaab9e1ee6e1bf2d9cedcfac3913f33ed821b50daa81ac3fff45fe91b8a.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1876
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:520
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0917dbaab9e1ee6e1bf2d9cedcfac3913f33ed821b50daa81ac3fff45fe91b8a.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1604
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1136

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    b09c930d65516b36cef3b06ec40e1f7d

    SHA1

    c5b66b9be9e2f15595e3d092ce7a7b4ba157a44e

    SHA256

    b1e1e43da46f9554e42cf0fd22dbc84664d34d4c759fdaa3d68aed1cc164ed2f

    SHA512

    80a6ffcffa8bce3db5c290b48b36bfc429f3a46fa56542a22ec95c66565b13f301dc0058a66cc6d15dd71d6323e9dd72499f3dac02f58811f7f4f9f33bf9fb9d

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

    b09c930d65516b36cef3b06ec40e1f7d

    SHA1

    c5b66b9be9e2f15595e3d092ce7a7b4ba157a44e

    SHA256

    b1e1e43da46f9554e42cf0fd22dbc84664d34d4c759fdaa3d68aed1cc164ed2f

    SHA512

    80a6ffcffa8bce3db5c290b48b36bfc429f3a46fa56542a22ec95c66565b13f301dc0058a66cc6d15dd71d6323e9dd72499f3dac02f58811f7f4f9f33bf9fb9d

  • memory/520-59-0x0000000000400000-0x0000000000420000-memory.dmp
    Filesize

    128KB

  • memory/1876-54-0x0000000076121000-0x0000000076123000-memory.dmp
    Filesize

    8KB

  • memory/1876-58-0x0000000000400000-0x0000000000420000-memory.dmp
    Filesize

    128KB