Analysis

  • max time kernel
    131s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230621-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230621-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-06-2023 21:59

General

  • Target

    31d025c022dfa29f0d953d477a5cefebe91bf28e60fa771b407cc0b25dd65355.dll

  • Size

    455KB

  • MD5

    8e692f5c57cd81e94e3c0982b5f91f74

  • SHA1

    e0085dee4adb2299f1807ff39847852ce578ef1d

  • SHA256

    31d025c022dfa29f0d953d477a5cefebe91bf28e60fa771b407cc0b25dd65355

  • SHA512

    d62860682ea77e44bd397e9475bc62f6372d5932ef807f9263682517a5bc7ba3935c81a98fcef5954bcea09cc5acec47f328da86ebf998146f80daba6cdafbbd

  • SSDEEP

    6144:nYGKcdvv6azsX7kDriqiN0DaSCrIB28UJ1F5FRpS0X:YGKKDAmhi+Da3rIByJ13pR

Score
5/10

Malware Config

Signatures

  • Drops file in System32 directory 8 IoCs
  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\31d025c022dfa29f0d953d477a5cefebe91bf28e60fa771b407cc0b25dd65355.dll, DllRegisterServer
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4456
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\31d025c022dfa29f0d953d477a5cefebe91bf28e60fa771b407cc0b25dd65355.dll, DllRegisterServer
      2⤵
        PID:2600
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2600 -s 544
          3⤵
          • Program crash
          PID:4600
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 2600 -ip 2600
      1⤵
        PID:5112
      • C:\Windows\System32\svchost.exe
        C:\Windows\System32\svchost.exe -k netsvcs -p
        1⤵
        • Drops file in System32 directory
        PID:1008

      Network

      MITRE ATT&CK Matrix

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      Downloads