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Analysis

  • max time kernel
    119s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    19/12/2024, 00:04

General

  • Target

    b9b2ab4f30ce778a786bf397dc9d5b7f610ee0f8a670aaff2e697ff27ab8eb1cN.dll

  • Size

    80KB

  • MD5

    e990590f2e8cb77c0ca6c8a2a6db9ee0

  • SHA1

    db60901e2255b174c85f764761560aef25f9d0b3

  • SHA256

    b9b2ab4f30ce778a786bf397dc9d5b7f610ee0f8a670aaff2e697ff27ab8eb1c

  • SHA512

    df210441d54e3ec6d2c5bf7f4457840095993af138b7f05640f507bbe41c0991f2c3d89f1267e96420f7d2fc3428c1e4d9d0b8d6c46a402cca856ebed7cfb0d8

  • SSDEEP

    1536:5POOhfbOjovgdVydUgoNrwBZXGDaZ1QIxrfItMgR7ZaO+fGxHZPEeWpQW:5dbwovEVyqgoZmZXWfIdQdRaefPrEN

Score
6/10

Malware Config

Signatures

  • Network Service Discovery 1 TTPs 4 IoCs

    Attempt to gather information on host's network.

  • 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 4 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 23 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\b9b2ab4f30ce778a786bf397dc9d5b7f610ee0f8a670aaff2e697ff27ab8eb1cN.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2716
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\b9b2ab4f30ce778a786bf397dc9d5b7f610ee0f8a670aaff2e697ff27ab8eb1cN.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2680
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2680 -s 304
        3⤵
        • Program crash
        PID:2804
      • C:\Windows\SysWOW64\arp.exe
        arp -a
        3⤵
        • Network Service Discovery
        • System Location Discovery: System Language Discovery
        PID:2828
      • C:\Windows\SysWOW64\arp.exe
        arp -s 10.127.0.1 a0-a9-45-de-a9-af
        3⤵
        • Network Service Discovery
        • System Location Discovery: System Language Discovery
        PID:2892
      • C:\Windows\SysWOW64\arp.exe
        arp -s 10.127.255.255 cc-d2-93-05-f4-83
        3⤵
        • Network Service Discovery
        • System Location Discovery: System Language Discovery
        PID:2912
      • C:\Windows\SysWOW64\arp.exe
        arp -s 136.243.76.21 31-b7-b3-c5-df-6a
        3⤵
        • Network Service Discovery
        PID:2880

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2680-0-0x0000000010000000-0x0000000010033000-memory.dmp

    Filesize

    204KB

  • memory/2680-2-0x0000000010000000-0x0000000010033000-memory.dmp

    Filesize

    204KB