Analysis

  • max time kernel
    95s
  • max time network
    107s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/04/2024, 15:23

General

  • Target
    $PLUGINSDIR/SelfDel.dll
  • Size 4KB
  • Sample240410-sstezscf94
  • SHA256 281c39b733579e031c62bdd247b41543ece1fe3bd6eda26fc8ad474b10f33101
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10
upx

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
  • 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:2592
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\SelfDel.dll,#1
      2⤵
        PID:5100
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 5100 -s 612
          3⤵
          • Program crash
          PID:860
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 5100 -ip 5100
      1⤵
        PID:4880

      Network

            MITRE ATT&CK Matrix

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            memory/5100-0-0x0000000074E70000-0x0000000074E79000-memory.dmp

            memory/5100-1-0x0000000074E70000-0x0000000074E79000-memory.dmp