Analysis

  • max time kernel
    134s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/07/2024, 06:27

General

  • Target

    $PLUGINSDIR/SelfDel.dll

  • Size

    4KB

  • MD5

    7cff7fe2caea5184d98c147e7e263132

  • SHA1

    21f39d3d0dd5f7198d67ef30e95d10ae3460093e

  • SHA256

    281c39b733579e031c62bdd247b41543ece1fe3bd6eda26fc8ad474b10f33101

  • SHA512

    fb1161b8571d1d0c67e2df0d571b08f5e7a73f81409aed847344154d02406910629181bcce4e18e998ec472f51a6a1b40d956a010abdd10e850413aafa87808a

  • SSDEEP

    48:CzHDh3jgWMynQfXKsJ3eAn67wN4VDm0pmoZSeJY8JTaCILFoyTFS7lWsaEaSueq:S18WMynkXKOOATEVUPnS7s9TShqTM

Score
7/10

Malware Config

Signatures

  • ACProtect 1.3x - 1.4x DLL software 2 IoCs

    Detects file using ACProtect software.

  • UPX packed file 2 IoCs

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

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\SelfDel.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1888
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\SelfDel.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2480
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2480 -s 612
        3⤵
        • Program crash
        PID:1084
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 2480 -ip 2480
    1⤵
      PID:4656

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2480-0-0x0000000074E70000-0x0000000074E79000-memory.dmp

      Filesize

      36KB

    • memory/2480-2-0x0000000074E70000-0x0000000074E79000-memory.dmp

      Filesize

      36KB