Analysis

  • max time kernel
    72s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    27-11-2022 17:15

General

  • Target

    697ab7ce385d753b8877909134769206.exe

  • Size

    32KB

  • MD5

    697ab7ce385d753b8877909134769206

  • SHA1

    830040b9a12eb4937996c80cd72f0c421e218028

  • SHA256

    96b83738ed6bae81be1d25d7619f7980bcd3d7c338f3d87b69d704a580c82fe9

  • SHA512

    56646ce31b3939302157c18c6cfa59eef2d3bc404f06d0b56241b79ef38771177e3bbf95f986a3d27a52a654b103f1b122f1a304c17bf07ec59364a8cfdc4a6d

  • SSDEEP

    768:HqPzUdiJ8dayafVcCSWYVYnPrryFbnpoJo25Kc6z5Fg:YLJ8dayaaupDobnpo22Gc

Score
10/10

Malware Config

Extracted

Family

systembc

C2

89.248.163.218:443

Signatures

  • SystemBC

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

  • Executes dropped EXE 1 IoCs
  • Drops file in Windows directory 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\697ab7ce385d753b8877909134769206.exe
    "C:\Users\Admin\AppData\Local\Temp\697ab7ce385d753b8877909134769206.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    PID:1376
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {D10B0B53-EB33-4DC7-96DE-F8D7E4BA9C21} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1952
    • C:\ProgramData\ltevnjb\ckogkoq.exe
      C:\ProgramData\ltevnjb\ckogkoq.exe start
      2⤵
      • Executes dropped EXE
      PID:1216

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\ProgramData\ltevnjb\ckogkoq.exe
    Filesize

    32KB

    MD5

    697ab7ce385d753b8877909134769206

    SHA1

    830040b9a12eb4937996c80cd72f0c421e218028

    SHA256

    96b83738ed6bae81be1d25d7619f7980bcd3d7c338f3d87b69d704a580c82fe9

    SHA512

    56646ce31b3939302157c18c6cfa59eef2d3bc404f06d0b56241b79ef38771177e3bbf95f986a3d27a52a654b103f1b122f1a304c17bf07ec59364a8cfdc4a6d

  • C:\ProgramData\ltevnjb\ckogkoq.exe
    Filesize

    32KB

    MD5

    697ab7ce385d753b8877909134769206

    SHA1

    830040b9a12eb4937996c80cd72f0c421e218028

    SHA256

    96b83738ed6bae81be1d25d7619f7980bcd3d7c338f3d87b69d704a580c82fe9

    SHA512

    56646ce31b3939302157c18c6cfa59eef2d3bc404f06d0b56241b79ef38771177e3bbf95f986a3d27a52a654b103f1b122f1a304c17bf07ec59364a8cfdc4a6d

  • memory/1216-56-0x0000000000000000-mapping.dmp
  • memory/1376-54-0x0000000075091000-0x0000000075093000-memory.dmp
    Filesize

    8KB