Analysis

  • max time kernel
    135s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-05-2023 03:07

General

  • Target

    6c04ea279fe9be8143546f933cfc62b4.dll

  • Size

    1.2MB

  • MD5

    6c04ea279fe9be8143546f933cfc62b4

  • SHA1

    f390a4a6bb1f6ff8fe2aade6aef338228952aace

  • SHA256

    d6a1e00751999d2e03f717c83d28a17e57be56ac076e0a65f37b4c7c54558182

  • SHA512

    ee40250e4d2916151a224d433051c9f5d0a07871760e5fde14c0a64cfc68af83b1d2cad43fdbf0b59a72431977dc6b094c60e20a815bdc908f4a80c1be09805f

  • SSDEEP

    24576:TqN2ZgQJC24bHwAVob0jDsL5Dv59JzBXffcOLUnb7z/wQzXMIgfmbaZ1q3QIbBTA:TqN2ZgQJC9bHvGbrzJzBXffcOLUnb7zA

Score
10/10

Malware Config

Signatures

  • SystemBC

    SystemBC is a proxy and remote administration tool first seen in 2019.

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\6c04ea279fe9be8143546f933cfc62b4.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4624
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\6c04ea279fe9be8143546f933cfc62b4.dll,#1
      2⤵
        PID:5112
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 5112 -s 600
          3⤵
          • Program crash
          PID:4248
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 5112 -ip 5112
      1⤵
        PID:3564

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/5112-133-0x0000000010000000-0x000000001013E000-memory.dmp

        Filesize

        1.2MB

      • memory/5112-134-0x00000000029C0000-0x0000000002AE6000-memory.dmp

        Filesize

        1.1MB

      • memory/5112-135-0x0000000001180000-0x0000000001184000-memory.dmp

        Filesize

        16KB