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Analysis

  • max time kernel
    141s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20231023-en
  • resource tags

    arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
  • submitted
    16/11/2023, 01:10

General

  • Target

    7dfc837c2da8c5a32150052a9876447170d8923b31409a3a1919d918027cae19.dll

  • Size

    328KB

  • MD5

    1a613510c193f44586d1c55bea813b17

  • SHA1

    15509fd1c30b57e703ea0b85fde605005af084ab

  • SHA256

    7dfc837c2da8c5a32150052a9876447170d8923b31409a3a1919d918027cae19

  • SHA512

    273946466ccffb8da2ffd788110d5ee4ac0b38b25916de655b8a3f98f0284a0d2db641685e46d7be99a71901ae0f261a15baaff65e3370f9ac84c44bf9981891

  • SSDEEP

    6144:+RR5rhZFQGrsUwF7vlPoS9sL9dFc0q2+lMs6451s8:+R5nWFpPoSOL9dFq2Z8

Score
7/10
upx

Malware Config

Signatures

  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Program crash 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\7dfc837c2da8c5a32150052a9876447170d8923b31409a3a1919d918027cae19.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2456
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\7dfc837c2da8c5a32150052a9876447170d8923b31409a3a1919d918027cae19.dll,#1
      2⤵
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2876
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2876 -s 252
        3⤵
        • Program crash
        PID:3036

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/2876-0-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB

  • memory/2876-1-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB

  • memory/2876-2-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB

  • memory/2876-3-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB