Analysis

  • max time kernel
    125s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/02/2023, 11:59

General

  • Target

    08fdb6c4bdfd23bbd7e438eb0644eaf2f204e6d1aeff3e6cbaf7513beba2e717.dll

  • Size

    1.5MB

  • MD5

    a4bc151814a8f8e9ba2a3160c23a3b32

  • SHA1

    798b6e0d95948ddadfdf43ed3799d728c7d6a486

  • SHA256

    08fdb6c4bdfd23bbd7e438eb0644eaf2f204e6d1aeff3e6cbaf7513beba2e717

  • SHA512

    0958059dd33e353b3fd98766308cb1d8c4fc0cf294c4998dba4b171ed3ed57b92e6da7cbcdce5697869a89c3c6091fda68178a92a53fcfa9fd0c8a9e139df521

  • SSDEEP

    24576:Cnn39uRRlsmAukvhe/z+KrsHc5OHo3iwdabM/gJur7di6opc4KTG165mlt11MzsM:Cn39ssmAukCz+4sHc4I3BEZsrM6o1KTh

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\08fdb6c4bdfd23bbd7e438eb0644eaf2f204e6d1aeff3e6cbaf7513beba2e717.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1420
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\08fdb6c4bdfd23bbd7e438eb0644eaf2f204e6d1aeff3e6cbaf7513beba2e717.dll,#1
      2⤵
        PID:4988
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4988 -s 588
          3⤵
          • Program crash
          PID:4032
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4988 -ip 4988
      1⤵
        PID:2624

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

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      Downloads

      • memory/4988-133-0x0000000010000000-0x0000000010177000-memory.dmp

        Filesize

        1.5MB

      • memory/4988-134-0x0000000001EE0000-0x0000000002021000-memory.dmp

        Filesize

        1.3MB

      • memory/4988-135-0x0000000000520000-0x0000000000524000-memory.dmp

        Filesize

        16KB

      • memory/4988-136-0x00000000006A0000-0x00000000006A4000-memory.dmp

        Filesize

        16KB

      • memory/4988-137-0x0000000001EE0000-0x0000000002021000-memory.dmp

        Filesize

        1.3MB