Analysis

  • max time kernel
    142s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/01/2024, 00:26

General

  • Target
    $PLUGINSDIR/pwgen.dll
  • Size 16KB
  • Sample240125-arnh8scdgp
  • SHA256 82ae08fced4a1f9a7df123634da5f4cb12af4593a006bef421a54739a2cbd44e
  • MD5 SHA1 SHA512 SSDEEP
Score
3/10

Malware Config

Signatures

  • 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\pwgen.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:312
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\pwgen.dll,#1
      2⤵
        PID:4420
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4420 -s 612
          3⤵
          • Program crash
          PID:2116
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4420 -ip 4420
      1⤵
        PID:4636

      Network

            MITRE ATT&CK Matrix

            Replay Monitor

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            Downloads

            memory/4420-0-0x0000000010000000-0x0000000010008000-memory.dmp