Analysis

  • max time kernel
    90s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/01/2024, 16:04

General

  • Target
    02c4d594c19a55d3ea2ab26766333d20441d364829d133f473864f6c4616f0bc.exe
  • Size 234KB
  • Sample240125-th2t2sacd5
  • SHA256 02c4d594c19a55d3ea2ab26766333d20441d364829d133f473864f6c4616f0bc
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Kinsing

    Kinsing is a loader written in Golang.

  • Modifies AppInit DLL entries 2 TTPs
  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Loads dropped DLL 5 IoCs
  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Program Files directory 1 IoCs
  • Program crash 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\02c4d594c19a55d3ea2ab26766333d20441d364829d133f473864f6c4616f0bc.exe
    "C:\Users\Admin\AppData\Local\Temp\02c4d594c19a55d3ea2ab26766333d20441d364829d133f473864f6c4616f0bc.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Suspicious use of AdjustPrivilegeToken
    PID:3560
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3560 -s 428
      2⤵
      • Loads dropped DLL
      • Program crash
      PID:208
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3560 -s 452
      2⤵
      • Loads dropped DLL
      • Program crash
      PID:2008
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3560 -ip 3560
    1⤵
    • Loads dropped DLL
    PID:2208
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 3560 -ip 3560
    1⤵
    • Loads dropped DLL
    PID:2480

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        symsrv.dll

        • Path C:\Program Files\Common Files\System\symsrv.dll
        • Size 67KB
        • SHA256 de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
        • MD5 SHA1 SHA512 SSDEEP

        memory/3560-3-0x0000000010000000-0x0000000010030000-memory.dmp

        memory/3560-5-0x0000000000FC0000-0x0000000000FE9000-memory.dmp

        memory/3560-11-0x0000000010000000-0x0000000010030000-memory.dmp