Analysis

  • max time kernel
    0s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    08/01/2024, 20:13

General

  • Target

    4c5b37b5872500caaa1034d761f99d06.dll

  • Size

    526KB

  • MD5

    4c5b37b5872500caaa1034d761f99d06

  • SHA1

    b3f85353c60e476b87b06b9d9637a749798deb3b

  • SHA256

    b9a859377b83e2a0cb734ed8898905dd4cf855e4d38e1b917d1542212d93835a

  • SHA512

    9667842ddb110f4070fbad772d42b9604e9ec7b457860c5bfbc4192a925417f432897f01c21915ccc7873690f7e0c53b5f15b863ca82aaa0c7ebf437b7544100

  • SSDEEP

    384:niNjtU2O/V/Z/bSzkBUNW5D11vcW7FAAB5ymzvbMkZi/Zm7:niKb2ABUNWyW7FAAB5yWvbMkQA

Score
5/10

Malware Config

Signatures

  • Drops file in System32 directory 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\4c5b37b5872500caaa1034d761f99d06.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1688
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\4c5b37b5872500caaa1034d761f99d06.dll,#1
      2⤵
      • Drops file in System32 directory
      • Suspicious use of WriteProcessMemory
      PID:1752
  • C:\Windows\SysWOW64\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\~DFD259393735.bat
    1⤵
      PID:2284

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\~DFD259393735.bat

      Filesize

      121B

      MD5

      09517fc62284f33e877a276463580bd1

      SHA1

      0b14fe1db4493818f9de0bf2a56ee5370b8d479a

      SHA256

      6cc6bbb1f3f754b6894d84130f5f2d86569ac3a603e1632d3cefa028f22b6238

      SHA512

      1b924dd216d0f38199cc6df215e65ff260aa48fa37aa620dabcbc616f434643bd1f2e617d66b14bd52900214148741565128ba9589782ba582fd7308369f4a4d