Analysis

  • max time kernel
    145s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-09-2023 19:32

General

  • Target

    ef509cb0a60d929e4f0acd3696e724397dc8113170df0ef478ea2afaae7800d8_JC.exe

  • Size

    7.6MB

  • MD5

    18e07c4772a2687ee06a434ffef9572f

  • SHA1

    ff1a7e4f53efdbd0935bcf8a8dac338ea96c9dbe

  • SHA256

    ef509cb0a60d929e4f0acd3696e724397dc8113170df0ef478ea2afaae7800d8

  • SHA512

    8795a49d7c5993f24a290e9d5f9299871af4ffd51a66b0656bf0057cdc15b1286350aae55be7b69cec660df1353f5a4dffdc08004a1b447b1b75e5645ac6188b

  • SSDEEP

    196608:eMoIG1kQ7PENK4JQp9ny9MK07ZMCmPSxF:gJB7PGqKMKeBm4F

Score
10/10

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

185.225.75.68:3569

Attributes
  • communication_password

    0edcbe7d888380c49e7d1dcf67b6ea6e

  • tor_process

    tor

Signatures

  • BitRAT

    BitRAT is a remote access tool written in C++ and uses leaked source code from other families.

  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious use of WriteProcessMemory 23 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ef509cb0a60d929e4f0acd3696e724397dc8113170df0ef478ea2afaae7800d8_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\ef509cb0a60d929e4f0acd3696e724397dc8113170df0ef478ea2afaae7800d8_JC.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1488
    • C:\Users\Admin\AppData\Local\Temp\ef509cb0a60d929e4f0acd3696e724397dc8113170df0ef478ea2afaae7800d8_JC.exe
      "C:\Users\Admin\AppData\Local\Temp\ef509cb0a60d929e4f0acd3696e724397dc8113170df0ef478ea2afaae7800d8_JC.exe"
      2⤵
        PID:1804
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1804 -s 188
          3⤵
          • Program crash
          PID:3164
      • C:\Windows\SysWOW64\cmd.exe
        "cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\state"
        2⤵
          PID:3692
        • C:\Windows\SysWOW64\cmd.exe
          "cmd" /c copy "C:\Users\Admin\AppData\Local\Temp\ef509cb0a60d929e4f0acd3696e724397dc8113170df0ef478ea2afaae7800d8_JC.exe" "C:\Users\Admin\AppData\Roaming\state\state.exe"
          2⤵
            PID:2708
          • C:\Windows\SysWOW64\cmd.exe
            "cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\state\state.exe'" /f
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:3464
            • C:\Windows\SysWOW64\schtasks.exe
              schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\state\state.exe'" /f
              3⤵
              • Creates scheduled task(s)
              PID:3360
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 1804 -ip 1804
          1⤵
            PID:4680

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/1488-0-0x0000000074EF0000-0x00000000756A0000-memory.dmp
            Filesize

            7.7MB

          • memory/1488-1-0x0000000000FD0000-0x000000000176E000-memory.dmp
            Filesize

            7.6MB

          • memory/1488-2-0x00000000066A0000-0x0000000006C44000-memory.dmp
            Filesize

            5.6MB

          • memory/1488-3-0x00000000060E0000-0x00000000060F0000-memory.dmp
            Filesize

            64KB

          • memory/1488-4-0x0000000007C50000-0x00000000083DA000-memory.dmp
            Filesize

            7.5MB

          • memory/1488-13-0x0000000074EF0000-0x00000000756A0000-memory.dmp
            Filesize

            7.7MB

          • memory/1804-5-0x0000000000D00000-0x00000000010CE000-memory.dmp
            Filesize

            3.8MB

          • memory/1804-9-0x0000000000D00000-0x00000000010CE000-memory.dmp
            Filesize

            3.8MB

          • memory/1804-15-0x0000000000D00000-0x00000000010CE000-memory.dmp
            Filesize

            3.8MB