Analysis

  • max time kernel
    133s
  • max time network
    102s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/05/2024, 03:00

General

  • Target
    c2a455d602b94cbb6330b21523441de31fde06ad16bc2d91c17afdcd03ac81ef.exe
  • Size 1.4MB
  • Sample240525-dhsndacc5s
  • SHA256 c2a455d602b94cbb6330b21523441de31fde06ad16bc2d91c17afdcd03ac81ef
  • MD5 SHA1 SHA512 SSDEEP
Score
9/10
upx

Malware Config

Signatures

  • UPX dump on OEP (original entry point) 4 IoCs
  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Loads dropped DLL 1 IoCs
  • UPX packed file 4 IoCs

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

  • Enumerates connected drives 3 TTPs 1 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c2a455d602b94cbb6330b21523441de31fde06ad16bc2d91c17afdcd03ac81ef.exe
    "C:\Users\Admin\AppData\Local\Temp\c2a455d602b94cbb6330b21523441de31fde06ad16bc2d91c17afdcd03ac81ef.exe"
    1⤵
    • Loads dropped DLL
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1992

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        symsrv.dll

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

        memory/1992-4-0x0000000010000000-0x0000000010030000-memory.dmp

        memory/1992-16-0x0000000010000000-0x0000000010030000-memory.dmp

        memory/1992-15-0x0000000000400000-0x0000000000559000-memory.dmp

        memory/1992-17-0x0000000000400000-0x0000000000559000-memory.dmp

        memory/1992-19-0x0000000010000000-0x0000000010030000-memory.dmp