Analysis

  • max time kernel
    145s
  • max time network
    161s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 12:28

General

  • Target

    01657fed88c7c6402a7df3a60d1b5df8664729c2ccf412f2d942e47ceda9ba3b.exe

  • Size

    216KB

  • MD5

    3acb524a1ff787e7bd45a1b0158d8e90

  • SHA1

    364a181e4bb74e5f4898137dd23bfe9ec83d1dd4

  • SHA256

    01657fed88c7c6402a7df3a60d1b5df8664729c2ccf412f2d942e47ceda9ba3b

  • SHA512

    fc2181047e14aa8041338a6ff909beb022ba39d0454e59d2d3af096204ee1a10128b582003f1ce06fc2b10f5cd4846947c640b62ddf163a144f52d6826a24e41

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\01657fed88c7c6402a7df3a60d1b5df8664729c2ccf412f2d942e47ceda9ba3b.exe
    "C:\Users\Admin\AppData\Local\Temp\01657fed88c7c6402a7df3a60d1b5df8664729c2ccf412f2d942e47ceda9ba3b.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1712
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1892
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\01657fed88c7c6402a7df3a60d1b5df8664729c2ccf412f2d942e47ceda9ba3b.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1944
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1816

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    01dbcb5e9df4a0dc913f85a4291bbc4b

    SHA1

    05180195200530a6409f14e144ef0656465b99a7

    SHA256

    4a628cc25a13e91f8ab2598c05bfd78b573ec6e3efa05f7c8337ae0a429f2c93

    SHA512

    60e67b38ca44e8c064d8867cf95c33703a79e6d3074a74961462a67843e842fb5bec0b0f2ac2226ecf2050722f8e16b97af8f9e9d494a3613ed801ca94e17b03

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

    01dbcb5e9df4a0dc913f85a4291bbc4b

    SHA1

    05180195200530a6409f14e144ef0656465b99a7

    SHA256

    4a628cc25a13e91f8ab2598c05bfd78b573ec6e3efa05f7c8337ae0a429f2c93

    SHA512

    60e67b38ca44e8c064d8867cf95c33703a79e6d3074a74961462a67843e842fb5bec0b0f2ac2226ecf2050722f8e16b97af8f9e9d494a3613ed801ca94e17b03

  • memory/1712-54-0x0000000075D61000-0x0000000075D63000-memory.dmp
    Filesize

    8KB

  • memory/1712-58-0x0000000000400000-0x0000000000420000-memory.dmp
    Filesize

    128KB

  • memory/1892-59-0x0000000000400000-0x0000000000420000-memory.dmp
    Filesize

    128KB