Analysis

  • max time kernel
    142s
  • max time network
    134s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    23/04/2022, 04:27

General

  • Target
    546a938a34280d863ba416c0aacdb04e.exe
  • Size 239KB
  • Sample220423-e23s5aeeaj
  • SHA256 d0f3211e3a351e4f7384243f983a33a0b4e989b61fea1e1c098bb5c8241ae102
  • MD5 SHA1 SHA512
Score
10/10

Malware Config

Extracted

Family
  • systembc

C2
  • 62.182.82.33:1488

  • usaf.army:1488

Signatures

  • SystemBC

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

  • Drops file in Windows directory 2 IoCs
  • Program crash 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\546a938a34280d863ba416c0aacdb04e.exe
    "C:\Users\Admin\AppData\Local\Temp\546a938a34280d863ba416c0aacdb04e.exe"
    1⤵
    • Drops file in Windows directory
    PID:2400
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2400 -s 484
      2⤵
      • Program crash
      PID:4028
  • C:\Users\Admin\AppData\Local\Temp\546a938a34280d863ba416c0aacdb04e.exe
    C:\Users\Admin\AppData\Local\Temp\546a938a34280d863ba416c0aacdb04e.exe start
    1⤵
      PID:4268
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 2400 -ip 2400
      1⤵
        PID:2776

      Network

            MITRE ATT&CK Matrix

            Replay Monitor

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            Downloads

            memory/2400-130-0x000000000068E000-0x0000000000697000-memory.dmp

            memory/2400-131-0x000000000068E000-0x0000000000697000-memory.dmp

            memory/2400-132-0x0000000000590000-0x0000000000595000-memory.dmp

            memory/2400-133-0x0000000000400000-0x0000000000447000-memory.dmp

            memory/4268-134-0x00000000007A3000-0x00000000007AC000-memory.dmp

            memory/4268-135-0x00000000007A3000-0x00000000007AC000-memory.dmp

            memory/4268-136-0x0000000000400000-0x0000000000447000-memory.dmp