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Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    18/12/2024, 20:49 UTC

General

  • Target

    3850094738c0fbf576c8a17e234dba6f5365a82dfd35f3ef5b3f508ed1b83e7f.dll

  • Size

    76KB

  • MD5

    1afdc3c55f1c22b8a45894557d3ae8f7

  • SHA1

    ed766ce736fb7df0345e38152dd1c48606373479

  • SHA256

    3850094738c0fbf576c8a17e234dba6f5365a82dfd35f3ef5b3f508ed1b83e7f

  • SHA512

    2e09af1c330a007f8f69fd45dafde95f2a6742dcb494dc6fabce6289282f28a0482d6c9a77ba21b22decf90e897c8d18e9bf70726456d3063614360736feb5b5

  • SSDEEP

    1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZOk:c8y93KQjy7G55riF1cMo031

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 3 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\3850094738c0fbf576c8a17e234dba6f5365a82dfd35f3ef5b3f508ed1b83e7f.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2944
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\3850094738c0fbf576c8a17e234dba6f5365a82dfd35f3ef5b3f508ed1b83e7f.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2836
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2836 -s 308
        3⤵
        • Program crash
        PID:2808

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2836-0-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2836-1-0x0000000000090000-0x0000000000091000-memory.dmp

    Filesize

    4KB

  • memory/2836-7-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2836-9-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

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