Analysis

  • max time kernel
    151s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/10/2022, 19:10

General

  • Target

    6d499daaac9389e156e011484aeeabcce6e4c04b32bd7f0a7801ae8995e2c769.exe

  • Size

    470KB

  • MD5

    81ba96f22bc205644a5c18c565fbb11c

  • SHA1

    ed38ab659af779c562d31046cfe7746ba26db2fc

  • SHA256

    6d499daaac9389e156e011484aeeabcce6e4c04b32bd7f0a7801ae8995e2c769

  • SHA512

    67ace9d87ebb14b02775353ecd12be0029d04810daa500e31f87b4f77bef7a1281160fb4b1f3322f471a428bb3a905309ea5c31563ef29ff11121293cdc31d01

  • SSDEEP

    12288:JpYJChIwsa6ZE8wHDT7UAJAg3CJ1cCvt0Rw6+8yGiowW:PHhIwsaqXwjnFJ01L8w3Gi

Malware Config

Extracted

Family

cybergate

Version

2.7 Beta 02

Botnet

ssssss

C2

127.0.0.1:81

Mutex

***MUTEX***

Attributes
  • enable_keylogger

    true

  • enable_message_box

    true

  • ftp_directory

    ./logs/

  • ftp_interval

    30

  • injected_process

    explorer.exe

  • install_dir

    install

  • install_file

    server.exe

  • install_flag

    true

  • keylogger_enable_ftp

    false

  • message_box_caption

    cette photo peut-etre

  • message_box_title

    soufiane

  • password

    123456

Signatures

  • CyberGate, Rebhip

    CyberGate is a lightweight remote administration tool with a wide array of functionalities.

  • Adds policy Run key to start application 2 TTPs 4 IoCs
  • Executes dropped EXE 1 IoCs
  • Modifies Installed Components in the registry 2 TTPs 4 IoCs
  • UPX packed file 6 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3004
      • C:\Users\Admin\AppData\Local\Temp\6d499daaac9389e156e011484aeeabcce6e4c04b32bd7f0a7801ae8995e2c769.exe
        "C:\Users\Admin\AppData\Local\Temp\6d499daaac9389e156e011484aeeabcce6e4c04b32bd7f0a7801ae8995e2c769.exe"
        2⤵
        • Adds policy Run key to start application
        • Modifies Installed Components in the registry
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:4848
        • C:\Windows\SysWOW64\explorer.exe
          explorer.exe
          3⤵
          • Modifies Installed Components in the registry
          PID:1204
        • C:\Program Files\Internet Explorer\iexplore.exe
          "C:\Program Files\Internet Explorer\iexplore.exe"
          3⤵
            PID:3576
          • C:\Users\Admin\AppData\Local\Temp\6d499daaac9389e156e011484aeeabcce6e4c04b32bd7f0a7801ae8995e2c769.exe
            "C:\Users\Admin\AppData\Local\Temp\6d499daaac9389e156e011484aeeabcce6e4c04b32bd7f0a7801ae8995e2c769.exe"
            3⤵
            • Checks computer location settings
            • Suspicious behavior: GetForegroundWindowSpam
            • Suspicious use of AdjustPrivilegeToken
            PID:2372
            • C:\dir\install\install\server.exe
              "C:\dir\install\install\server.exe"
              4⤵
              • Executes dropped EXE
              PID:6264
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -u -p 6264 -s 576
                5⤵
                • Program crash
                PID:6312
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 6264 -ip 6264
        1⤵
          PID:6288

        Network

              MITRE ATT&CK Enterprise v6

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              • C:\Users\Admin\AppData\Local\Temp\XX--XX--XX.txt

                Filesize

                586KB

                MD5

                5d3b4fcd9fa58102c7e152c1d8ca3bc9

                SHA1

                bf878a6272e714b35a5f21725855bfd4d4ad6d72

                SHA256

                a417f8bcb192cea3fcbc5e705be8fb559f29522db45972d51a679b4842b4c640

                SHA512

                fca312fc08741f2dba2a11daea2856013555f469f156421f68747bb227b00d327dd1325a8b4921d0a6d1e056fabfc7c68d8a3791642ff0bd2b1bf685ef3f54c7

              • C:\dir\install\install\server.exe

                Filesize

                470KB

                MD5

                81ba96f22bc205644a5c18c565fbb11c

                SHA1

                ed38ab659af779c562d31046cfe7746ba26db2fc

                SHA256

                6d499daaac9389e156e011484aeeabcce6e4c04b32bd7f0a7801ae8995e2c769

                SHA512

                67ace9d87ebb14b02775353ecd12be0029d04810daa500e31f87b4f77bef7a1281160fb4b1f3322f471a428bb3a905309ea5c31563ef29ff11121293cdc31d01

              • \??\c:\dir\install\install\server.exe

                Filesize

                470KB

                MD5

                81ba96f22bc205644a5c18c565fbb11c

                SHA1

                ed38ab659af779c562d31046cfe7746ba26db2fc

                SHA256

                6d499daaac9389e156e011484aeeabcce6e4c04b32bd7f0a7801ae8995e2c769

                SHA512

                67ace9d87ebb14b02775353ecd12be0029d04810daa500e31f87b4f77bef7a1281160fb4b1f3322f471a428bb3a905309ea5c31563ef29ff11121293cdc31d01

              • memory/1204-172-0x0000000010470000-0x00000000104CC000-memory.dmp

                Filesize

                368KB

              • memory/1204-148-0x0000000010470000-0x00000000104CC000-memory.dmp

                Filesize

                368KB

              • memory/2372-160-0x0000000000400000-0x00000000004AC000-memory.dmp

                Filesize

                688KB

              • memory/2372-168-0x0000000010530000-0x000000001058C000-memory.dmp

                Filesize

                368KB

              • memory/2372-173-0x0000000010530000-0x000000001058C000-memory.dmp

                Filesize

                368KB

              • memory/4848-152-0x00000000104D0000-0x000000001052C000-memory.dmp

                Filesize

                368KB

              • memory/4848-132-0x0000000000400000-0x00000000004AC000-memory.dmp

                Filesize

                688KB

              • memory/4848-161-0x0000000010530000-0x000000001058C000-memory.dmp

                Filesize

                368KB

              • memory/4848-167-0x0000000000400000-0x00000000004AC000-memory.dmp

                Filesize

                688KB

              • memory/4848-142-0x0000000010470000-0x00000000104CC000-memory.dmp

                Filesize

                368KB

              • memory/4848-134-0x0000000010410000-0x000000001046C000-memory.dmp

                Filesize

                368KB

              • memory/6264-171-0x0000000000400000-0x00000000004AC000-memory.dmp

                Filesize

                688KB