Analysis

  • max time kernel
    142s
  • max time network
    122s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-12-2023 13:55

General

  • Target

    1ab607240973a2b7e034cb420f09e2bf.dll

  • Size

    19KB

  • MD5

    1ab607240973a2b7e034cb420f09e2bf

  • SHA1

    4729149bc31bc5cbded1f8a0be4a11e9f868aa36

  • SHA256

    f692935cf773826e02ded659397761a2dcac760ded63c10f7ceb2ec55b6e986a

  • SHA512

    eda585e4dad0af48bd66faa6bf20bacf8b4ddb457bf7c8647118587ef1a96ae6ce36da45023c81625ba90c89c802844d5f6a0449e3b55711093e18e94cf2d919

  • SSDEEP

    384:CLb2vRuSfVqptUK8PC2DND7UuGSXvX/IFwgLHs9RNXXoGNVx:C20SYpJ8PC257UuG8vPgDsF4GP

Score
5/10

Malware Config

Signatures

  • Drops file in System32 directory 2 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\1ab607240973a2b7e034cb420f09e2bf.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2624
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\1ab607240973a2b7e034cb420f09e2bf.dll,#1
      2⤵
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      PID:4576
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4576 -s 652
        3⤵
        • Program crash
        PID:4552
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 4576 -ip 4576
    1⤵
      PID:4288

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

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    Downloads

    • memory/4576-0-0x0000000010000000-0x000000001000F000-memory.dmp

      Filesize

      60KB

    • memory/4576-1-0x00000000010F0000-0x00000000010F2000-memory.dmp

      Filesize

      8KB

    • memory/4576-3-0x0000000010000000-0x000000001000F000-memory.dmp

      Filesize

      60KB