Analysis

  • max time kernel
    147s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/07/2024, 17:55

General

  • Target
    790a6a2be744ecdf2eed44cf92c5d066_JaffaCakes118.exe
  • Size 416KB
  • Sample240727-whd44a1fkn
  • SHA256 8b40487ac881820860f1e2c80f4f461d3738ec5311e5631a32a6e59ca74b4b9f
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • cybergate

Version
  • 2.6

Botnet
  • vítima

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

    texto da mensagem

  • message_box_title

    título da mensagem

  • password

    abcd1234

  • regkey_hkcu

    HKCU

  • regkey_hklm

    HKLM

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
  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 4 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 2 IoCs
  • UPX packed file 12 IoCs

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

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in System32 directory 4 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3452
      • C:\Users\Admin\AppData\Local\Temp\790a6a2be744ecdf2eed44cf92c5d066_JaffaCakes118.exe
        "C:\Users\Admin\AppData\Local\Temp\790a6a2be744ecdf2eed44cf92c5d066_JaffaCakes118.exe"
        2⤵
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1080
        • C:\Users\Admin\AppData\Local\Temp\790a6a2be744ecdf2eed44cf92c5d066_JaffaCakes118.exe
          "C:\Users\Admin\AppData\Local\Temp\790a6a2be744ecdf2eed44cf92c5d066_JaffaCakes118.exe"
          3⤵
          • Adds policy Run key to start application
          • Boot or Logon Autostart Execution: Active Setup
          • Adds Run key to start application
          • Drops file in System32 directory
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of WriteProcessMemory
          PID:4608
          • C:\Windows\SysWOW64\explorer.exe
            explorer.exe
            4⤵
            • Boot or Logon Autostart Execution: Active Setup
            • System Location Discovery: System Language Discovery
            PID:2284
          • C:\Program Files\Internet Explorer\iexplore.exe
            "C:\Program Files\Internet Explorer\iexplore.exe"
            4⤵
              PID:1960
            • C:\Users\Admin\AppData\Local\Temp\790a6a2be744ecdf2eed44cf92c5d066_JaffaCakes118.exe
              "C:\Users\Admin\AppData\Local\Temp\790a6a2be744ecdf2eed44cf92c5d066_JaffaCakes118.exe"
              4⤵
              • Checks computer location settings
              • Drops file in System32 directory
              • System Location Discovery: System Language Discovery
              • Modifies registry class
              • Suspicious behavior: GetForegroundWindowSpam
              • Suspicious use of AdjustPrivilegeToken
              PID:1088
              • C:\Windows\SysWOW64\install\server.exe
                "C:\Windows\system32\install\server.exe"
                5⤵
                • Executes dropped EXE
                • Suspicious use of SetThreadContext
                • System Location Discovery: System Language Discovery
                • Suspicious use of AdjustPrivilegeToken
                PID:1080
                • C:\Windows\SysWOW64\install\server.exe
                  "C:\Windows\SysWOW64\install\server.exe"
                  6⤵
                  • Executes dropped EXE
                  • System Location Discovery: System Language Discovery
                  PID:4532
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -u -p 4532 -s 572
                    7⤵
                    • Program crash
                    PID:4016
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4532 -ip 4532
        1⤵
          PID:3684

        Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              XX--XX--XX.txt

              • Path C:\Users\Admin\AppData\Local\Temp\XX--XX--XX.txt
              • Size 229KB
              • SHA256 8e0bb23072f14bbf76451993f8e3385f7f51ee4a47600b16693acf1ad6cee224
              • MD5 SHA1 SHA512 SSDEEP

              XxX.xXx

              • Path C:\Users\Admin\AppData\Local\Temp\XxX.xXx
              • Size 8B
              • SHA256 c923c18e23ddeadd74d243da85948c2964302be06752c3d71406f9af77f21de4
              • MD5 SHA1 SHA512

              XxX.xXx

              • Path C:\Users\Admin\AppData\Local\Temp\XxX.xXx
              • Size 8B
              • SHA256 7a335a4f79346d11a368405d9bfa8764edb985809dc7da9e4b38ea13b06b4378
              • MD5 SHA1 SHA512

              XxX.xXx

              • Path C:\Users\Admin\AppData\Local\Temp\XxX.xXx
              • Size 8B
              • SHA256 8f7441e631a70c0cb21ee1414c37eb44a34b8d7f588e3f0eb9cbad125a5cf4fa
              • MD5 SHA1 SHA512

              XxX.xXx

              • Path C:\Users\Admin\AppData\Local\Temp\XxX.xXx
              • Size 8B
              • SHA256 cc0bc2ad23ea258ad26210aef2839cdc0ec48b5e8a528705d2f221a6106ee32c
              • MD5 SHA1 SHA512

              XxX.xXx

              • Path C:\Users\Admin\AppData\Local\Temp\XxX.xXx
              • Size 8B
              • SHA256 6f916a73fbc777561efb9b359c1d5d66c9e478c3af802d5c685ec034c430c6fc
              • MD5 SHA1 SHA512

              XxX.xXx

              • Path C:\Users\Admin\AppData\Local\Temp\XxX.xXx
              • Size 8B
              • SHA256 2ca517f4a8da1fd7f2aacc263e13c9e81ae5fcd9db23f09672494b016b01aa66
              • MD5 SHA1 SHA512

              XxX.xXx

              • Path C:\Users\Admin\AppData\Local\Temp\XxX.xXx
              • Size 8B
              • SHA256 9e0e7f5cb1cf626967817e9fb0a48b6ad484db4d9b498f81d90fd31321fd3264
              • MD5 SHA1 SHA512

              XxX.xXx

              • Path C:\Users\Admin\AppData\Local\Temp\XxX.xXx
              • Size 8B
              • SHA256 2de1391ea1b54c2c9772993b44b01e8d26e07c0691a232af53951b2d55977e1c
              • MD5 SHA1 SHA512

              XxX.xXx

              • Path C:\Users\Admin\AppData\Local\Temp\XxX.xXx
              • Size 8B
              • SHA256 99bc03d232c0e83c864bd32074d2bfe8b03f077a38f46b75d5154995b776b8f4
              • MD5 SHA1 SHA512

              XxX.xXx

              • Path C:\Users\Admin\AppData\Local\Temp\XxX.xXx
              • Size 8B
              • SHA256 e06bb86fd0df9220f01287516c1a7c042eaab4705032f06d49ae41adc74ddbc9
              • MD5 SHA1 SHA512

              XxX.xXx

              • Path C:\Users\Admin\AppData\Local\Temp\XxX.xXx
              • Size 8B
              • SHA256 942f6c2cf38fc0f8019e97424440b9c7ab0a12f5d867369b278a6b7029b7b1d4
              • MD5 SHA1 SHA512

              XxX.xXx

              • Path C:\Users\Admin\AppData\Local\Temp\XxX.xXx
              • Size 8B
              • SHA256 93ecebb92ca82b4294662b8c8188475e8d5303510a21ac07425dcfe73670c114
              • MD5 SHA1 SHA512

              XxX.xXx

              • Path C:\Users\Admin\AppData\Local\Temp\XxX.xXx
              • Size 8B
              • SHA256 0a18c23c08ecb19643e36613220c77c223b7ca26bcb77a4d83073558d932eed9
              • MD5 SHA1 SHA512

              XxX.xXx

              • Path C:\Users\Admin\AppData\Local\Temp\XxX.xXx
              • Size 8B
              • SHA256 42249746d5751388c0df44115c15d65504756944ca29840192193e0b8084d166
              • MD5 SHA1 SHA512

              XxX.xXx

              • Path C:\Users\Admin\AppData\Local\Temp\XxX.xXx
              • Size 8B
              • SHA256 c897e53eee19764203ce8761bd21f43235461815d51317524e8f5cfa5cc645e7
              • MD5 SHA1 SHA512

              XxX.xXx

              • Path C:\Users\Admin\AppData\Local\Temp\XxX.xXx
              • Size 8B
              • SHA256 34963f0f839af548903f9f4bd589362b14f8b5dfe256fefd638d23b8e31b5e86
              • MD5 SHA1 SHA512

              XxX.xXx

              • Path C:\Users\Admin\AppData\Local\Temp\XxX.xXx
              • Size 8B
              • SHA256 52324d543bd29538ffbe4ad2aeb4c1e5faefd4f75c74892ab443432680607328
              • MD5 SHA1 SHA512

              XxX.xXx

              • Path C:\Users\Admin\AppData\Local\Temp\XxX.xXx
              • Size 8B
              • SHA256 a8a08abe8296960a306829abec9aa635c2b27ef7495b36b68cde68a979f91ceb
              • MD5 SHA1 SHA512

              logs.dat

              • Path C:\Users\Admin\AppData\Roaming\logs.dat
              • Size 15B
              • SHA256 51a3fe220229aa3fdddc909e20a4b107e7497320a00792a280a03389f2eacb46
              • MD5 SHA1 SHA512

              server.exe

              • Path C:\Windows\SysWOW64\install\server.exe
              • Size 416KB
              • SHA256 8b40487ac881820860f1e2c80f4f461d3738ec5311e5631a32a6e59ca74b4b9f
              • MD5 SHA1 SHA512 SSDEEP

              memory/1080-9-0x0000000074910000-0x0000000074EC1000-memory.dmp

              memory/1080-1-0x0000000074910000-0x0000000074EC1000-memory.dmp

              memory/1080-2-0x0000000074910000-0x0000000074EC1000-memory.dmp

              memory/1080-0-0x0000000074912000-0x0000000074913000-memory.dmp

              memory/1088-148-0x0000000024160000-0x00000000241C2000-memory.dmp

              memory/1088-1454-0x0000000024160000-0x00000000241C2000-memory.dmp

              memory/2284-78-0x0000000024080000-0x00000000240E2000-memory.dmp

              memory/2284-17-0x0000000000CD0000-0x0000000000CD1000-memory.dmp

              memory/2284-18-0x0000000000D90000-0x0000000000D91000-memory.dmp

              memory/2284-1000-0x0000000024080000-0x00000000240E2000-memory.dmp

              memory/4608-13-0x0000000024010000-0x0000000024072000-memory.dmp

              memory/4608-7-0x0000000000400000-0x0000000000457000-memory.dmp

              memory/4608-8-0x0000000000400000-0x0000000000457000-memory.dmp

              memory/4608-12-0x0000000024010000-0x0000000024072000-memory.dmp

              memory/4608-6-0x0000000000400000-0x0000000000457000-memory.dmp

              memory/4608-3-0x0000000000400000-0x0000000000457000-memory.dmp

              memory/4608-16-0x0000000024080000-0x00000000240E2000-memory.dmp

              memory/4608-147-0x0000000000400000-0x0000000000457000-memory.dmp