Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    15-08-2024 18:07

General

  • Target

    65a7a8a0bdcffba9b0b87c39d5781a00N.dll

  • Size

    76KB

  • MD5

    65a7a8a0bdcffba9b0b87c39d5781a00

  • SHA1

    77fdb2f682259ef5f650e7b9d2410bf8833b6bfb

  • SHA256

    56b0df776fe2d8e59ed3c7664d3be5644e283301c964b4173ef1d75b3d0a0b18

  • SHA512

    414f05feb5ce20a74ba26197d9af7149466a9822b56990eaea8f7e0f5df93405e4d6a44cb0dd446890a0940b41601e57e614783f8fc8dba6004eda210af6f62d

  • SSDEEP

    1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZzVxV+u:c8y93KQjy7G55riF1cMo037xV+u

Malware Config

Signatures

  • Event Triggered Execution: AppInit DLLs 1 TTPs

    Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.

  • 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\65a7a8a0bdcffba9b0b87c39d5781a00N.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2732
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\65a7a8a0bdcffba9b0b87c39d5781a00N.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2848
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2848 -s 312
        3⤵
        • Program crash
        PID:2272

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2848-3-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2848-2-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2848-1-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2848-0-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2848-4-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB