Analysis

  • max time kernel
    110s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    16-08-2024 16:36

General

  • Target

    1fb1ef6b1014af8e84a43c50fe02d5e0N.dll

  • Size

    76KB

  • MD5

    1fb1ef6b1014af8e84a43c50fe02d5e0

  • SHA1

    3e652a8da76d019098d4e08b0a6717eb1bc530c0

  • SHA256

    4cbf42edc0b51cf5ea28372e2a86983ffbcc333598e7c946f071a33a440340f5

  • SHA512

    e0f1e8c9e0a70dff26637c9cc81f1aa9cd15373fa690ffe5a00faca5f0e9d0fba6c1844062662a7a8817c880c66953b8005924a660087a9e785abbb99dd22dd8

  • SSDEEP

    1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZLkn2U39x:c8y93KQjy7G55riF1cMo03GntT

Score
7/10

Malware Config

Signatures

  • UPX packed file 4 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 11 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\1fb1ef6b1014af8e84a43c50fe02d5e0N.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2144
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\1fb1ef6b1014af8e84a43c50fe02d5e0N.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:484
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 484 -s 304
        3⤵
        • Program crash
        PID:2104

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/484-1-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/484-0-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/484-3-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/484-2-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/484-4-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB