Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/03/2024, 06:41

General

  • Target

    b40af1fa24fcf6a7d08f16a261adb68d.exe

  • Size

    2.1MB

  • MD5

    b40af1fa24fcf6a7d08f16a261adb68d

  • SHA1

    716464137cb9e91a647b344e327d7e7342662397

  • SHA256

    91f4050acafc38126626e2d7a4f77f48193265ba3912e0664b9527b6d88e5785

  • SHA512

    01f18ad546dd07e1d38515a68f3bfac42896fe3b96a2aa6f550ee6fae5767031bcd73828bd001fa2172e723494b7ea17d51856d9fb0955a3cf4684a7ca6eabd6

  • SSDEEP

    49152:FfnCWlIssZLi5lKr+Pw3yd2OluON4fA9u:aGU

Malware Config

Signatures

  • ASPack v2.12-2.42 1 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops autorun.inf file 1 TTPs 1 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in System32 directory 64 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 64 IoCs
  • NTFS ADS 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b40af1fa24fcf6a7d08f16a261adb68d.exe
    "C:\Users\Admin\AppData\Local\Temp\b40af1fa24fcf6a7d08f16a261adb68d.exe"
    1⤵
    • Adds Run key to start application
    • Drops autorun.inf file
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • NTFS ADS
    • Suspicious use of SetWindowsHookEx
    PID:3084

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\905c0769f9a06c95a24ddf945\patcher.exe$

          Filesize

          2.1MB

          MD5

          b40af1fa24fcf6a7d08f16a261adb68d

          SHA1

          716464137cb9e91a647b344e327d7e7342662397

          SHA256

          91f4050acafc38126626e2d7a4f77f48193265ba3912e0664b9527b6d88e5785

          SHA512

          01f18ad546dd07e1d38515a68f3bfac42896fe3b96a2aa6f550ee6fae5767031bcd73828bd001fa2172e723494b7ea17d51856d9fb0955a3cf4684a7ca6eabd6

        • memory/3084-0-0x0000000000400000-0x000000000040D000-memory.dmp

          Filesize

          52KB

        • memory/3084-181-0x0000000000400000-0x000000000040D000-memory.dmp

          Filesize

          52KB