Analysis

  • max time kernel
    142s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-08-2023 18:39

General

  • Target

    a216650a36498389a10434af63324705ac991f815bae1ba65d9ecf31f71862deexe_JC.dll

  • Size

    6.2MB

  • MD5

    374d8e8089ecf5f1a161514d1b346432

  • SHA1

    cf3b7d0b7a80a64a5e5a02cf0ea1b588ca0ce0d0

  • SHA256

    a216650a36498389a10434af63324705ac991f815bae1ba65d9ecf31f71862de

  • SHA512

    085c681ac01da5fd5dbc922e7039b41bf6c0b0dc0446ac7e8e5ba904c187c32b0b7e081206c50cbe88b1af303ac2215c7672af3ec1a46eb73bcd576b003f628c

  • SSDEEP

    98304:BtEdRaCU9BlAa/WtuNABPUM6fgGYa3+HQ6JF4VbFofo4eM5YavbJ9nEv:BtEL8WXtB2kUw14bafo4B5YaTJ9nEv

Score
10/10

Malware Config

Extracted

Family

systembc

C2

5.42.65.67:4298

localhost.exchange:4298

Signatures

  • SystemBC

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

  • Blocklisted process makes network request 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\a216650a36498389a10434af63324705ac991f815bae1ba65d9ecf31f71862deexe_JC.dll,#1
    1⤵
    • Blocklisted process makes network request
    • Suspicious behavior: EnumeratesProcesses
    PID:4240

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4240-135-0x00007FFFB5DA0000-0x00007FFFB6829000-memory.dmp

    Filesize

    10.5MB

  • memory/4240-134-0x00007FFFD38C0000-0x00007FFFD38C2000-memory.dmp

    Filesize

    8KB

  • memory/4240-133-0x00007FFFD38B0000-0x00007FFFD38B2000-memory.dmp

    Filesize

    8KB

  • memory/4240-136-0x00007FFFD38D0000-0x00007FFFD38D2000-memory.dmp

    Filesize

    8KB

  • memory/4240-137-0x00007FFFB5DA0000-0x00007FFFB6829000-memory.dmp

    Filesize

    10.5MB

  • memory/4240-139-0x00007FFFD1EC0000-0x00007FFFD1EC2000-memory.dmp

    Filesize

    8KB

  • memory/4240-138-0x00007FFFD1EB0000-0x00007FFFD1EB2000-memory.dmp

    Filesize

    8KB

  • memory/4240-140-0x00007FFFD11B0000-0x00007FFFD11B2000-memory.dmp

    Filesize

    8KB

  • memory/4240-141-0x00007FFFD11C0000-0x00007FFFD11C2000-memory.dmp

    Filesize

    8KB