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Analysis

  • max time kernel
    92s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/01/2025, 17:41

General

  • Target

    3767839fb652f746baca8151c5d1727fb1854b6b6f6717bfa86844d886be176fN.dll

  • Size

    76KB

  • MD5

    77aaeac46a47b2e43b8c45d9a53ae980

  • SHA1

    89b2fcf650bb5698fc5ff21d8f887145020f86b2

  • SHA256

    3767839fb652f746baca8151c5d1727fb1854b6b6f6717bfa86844d886be176f

  • SHA512

    8226afb32ee127c0a1097f528497cc03dd6859844781165a6ecd756b00991685695fb0f32ee2d7a58167a5e9ad8b78b2d7208c14c33651d7f42bdad42bce0698

  • SSDEEP

    1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z/BuIJGh:c8y93KQjy7G55riF1cMo03Nr6

Score
5/10

Malware Config

Signatures

  • 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 AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\3767839fb652f746baca8151c5d1727fb1854b6b6f6717bfa86844d886be176fN.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3512
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\3767839fb652f746baca8151c5d1727fb1854b6b6f6717bfa86844d886be176fN.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:1140
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1140 -s 720
        3⤵
        • Program crash
        PID:4912
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1140 -ip 1140
    1⤵
      PID:316

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1140-0-0x0000000010000000-0x0000000010030000-memory.dmp

      Filesize

      192KB

    • memory/1140-1-0x0000000010000000-0x0000000010030000-memory.dmp

      Filesize

      192KB