Analysis

  • max time kernel
    177s
  • max time network
    187s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/11/2022, 15:19

General

  • Target

    ad6e91403a1407f9ec6ff283a1785b5e2671a6ef37e845fab69ce6441abc3b3f.exe

  • Size

    878KB

  • MD5

    137672578f87d0222853ee1524acaaa0

  • SHA1

    224390dbb8ff1ef6cad5635f88b2a5cb68858066

  • SHA256

    ad6e91403a1407f9ec6ff283a1785b5e2671a6ef37e845fab69ce6441abc3b3f

  • SHA512

    1af069151b05fd585cf0b08acca18fe7a59cb473cae6a2c4a21c9e2143dc02ad65c81b0e0516cba7278995146225bba916e8ff6c14d286fe9772c6967e95dc4f

  • SSDEEP

    24576:1xqT31T6WE6I5jKqosOm9br8Z0xeKVBNv6I3v:M6WE6IN959br8K0KVvv6E

Malware Config

Extracted

Family

cybergate

Version

v1.07.5

Botnet

LIMA

C2

deanrodgers.no-ip.biz:100

Mutex

4B3GJ2Y0ND3TSK

Attributes
  • enable_keylogger

    true

  • enable_message_box

    true

  • ftp_directory

    ./logs/

  • ftp_interval

    30

  • injected_process

    explorer.exe

  • install_dir

    install

  • install_file

    update.exe

  • install_flag

    true

  • keylogger_enable_ftp

    false

  • message_box_caption

    Wrong Version Windows

  • message_box_title

    Microsoft

  • password

    123456

  • 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
  • Executes dropped EXE 2 IoCs
  • Modifies Installed Components in the registry 2 TTPs 4 IoCs
  • UPX packed file 10 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.

  • Adds Run key to start application 2 TTPs 4 IoCs
  • AutoIT Executable 5 IoCs

    AutoIT scripts compiled to PE executables.

  • 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). Likely ransomware behaviour.

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:2032
      • C:\Users\Admin\AppData\Local\Temp\ad6e91403a1407f9ec6ff283a1785b5e2671a6ef37e845fab69ce6441abc3b3f.exe
        "C:\Users\Admin\AppData\Local\Temp\ad6e91403a1407f9ec6ff283a1785b5e2671a6ef37e845fab69ce6441abc3b3f.exe"
        2⤵
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:4192
        • C:\Users\Admin\AppData\Local\Temp\ad6e91403a1407f9ec6ff283a1785b5e2671a6ef37e845fab69ce6441abc3b3f.exe
          "C:\Users\Admin\AppData\Local\Temp\ad6e91403a1407f9ec6ff283a1785b5e2671a6ef37e845fab69ce6441abc3b3f.exe"
          3⤵
          • Adds policy Run key to start application
          • Modifies Installed Components in the registry
          • Adds Run key to start application
          • Drops file in System32 directory
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of WriteProcessMemory
          PID:1120
          • C:\Windows\SysWOW64\explorer.exe
            explorer.exe
            4⤵
            • Modifies Installed Components in the registry
            • Suspicious use of AdjustPrivilegeToken
            PID:2124
          • C:\Program Files\Internet Explorer\iexplore.exe
            "C:\Program Files\Internet Explorer\iexplore.exe"
            4⤵
              PID:3560
            • C:\Users\Admin\AppData\Local\Temp\ad6e91403a1407f9ec6ff283a1785b5e2671a6ef37e845fab69ce6441abc3b3f.exe
              "C:\Users\Admin\AppData\Local\Temp\ad6e91403a1407f9ec6ff283a1785b5e2671a6ef37e845fab69ce6441abc3b3f.exe"
              4⤵
              • Checks computer location settings
              • Drops file in System32 directory
              • Modifies registry class
              • Suspicious behavior: GetForegroundWindowSpam
              • Suspicious use of AdjustPrivilegeToken
              PID:3504
              • C:\Windows\SysWOW64\install\update.exe
                "C:\Windows\system32\install\update.exe"
                5⤵
                • Executes dropped EXE
                • Suspicious use of SetThreadContext
                PID:3940
                • C:\Windows\SysWOW64\install\update.exe
                  "C:\Windows\SysWOW64\install\update.exe"
                  6⤵
                  • Executes dropped EXE
                  • Suspicious behavior: EnumeratesProcesses
                  PID:4020

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\Admin2.txt

        Filesize

        224KB

        MD5

        19e90f84c7e6d38d42e638fdea739b51

        SHA1

        c5623827bd54554c913e7ab79bd85d485018cfc4

        SHA256

        33b84628fad1d31cd6ab420e3b607b06930e98b97331760f5efe755765ddbe51

        SHA512

        2c931c1ea037e9dd59b3f39464ed1754a5b8aa9924bd109fc460687e67877de341d0c8b869bb3af95989f0ee0f9f6087331b2d3a174209d02bcf6f1d3b30ba0e

      • C:\Windows\SysWOW64\install\update.exe

        Filesize

        878KB

        MD5

        137672578f87d0222853ee1524acaaa0

        SHA1

        224390dbb8ff1ef6cad5635f88b2a5cb68858066

        SHA256

        ad6e91403a1407f9ec6ff283a1785b5e2671a6ef37e845fab69ce6441abc3b3f

        SHA512

        1af069151b05fd585cf0b08acca18fe7a59cb473cae6a2c4a21c9e2143dc02ad65c81b0e0516cba7278995146225bba916e8ff6c14d286fe9772c6967e95dc4f

      • C:\Windows\SysWOW64\install\update.exe

        Filesize

        878KB

        MD5

        137672578f87d0222853ee1524acaaa0

        SHA1

        224390dbb8ff1ef6cad5635f88b2a5cb68858066

        SHA256

        ad6e91403a1407f9ec6ff283a1785b5e2671a6ef37e845fab69ce6441abc3b3f

        SHA512

        1af069151b05fd585cf0b08acca18fe7a59cb473cae6a2c4a21c9e2143dc02ad65c81b0e0516cba7278995146225bba916e8ff6c14d286fe9772c6967e95dc4f

      • C:\Windows\SysWOW64\install\update.exe

        Filesize

        878KB

        MD5

        137672578f87d0222853ee1524acaaa0

        SHA1

        224390dbb8ff1ef6cad5635f88b2a5cb68858066

        SHA256

        ad6e91403a1407f9ec6ff283a1785b5e2671a6ef37e845fab69ce6441abc3b3f

        SHA512

        1af069151b05fd585cf0b08acca18fe7a59cb473cae6a2c4a21c9e2143dc02ad65c81b0e0516cba7278995146225bba916e8ff6c14d286fe9772c6967e95dc4f

      • memory/1120-135-0x0000000000400000-0x000000000045A000-memory.dmp

        Filesize

        360KB

      • memory/1120-137-0x0000000000400000-0x000000000045A000-memory.dmp

        Filesize

        360KB

      • memory/1120-139-0x0000000010410000-0x0000000010475000-memory.dmp

        Filesize

        404KB

      • memory/1120-136-0x0000000000400000-0x000000000045A000-memory.dmp

        Filesize

        360KB

      • memory/1120-144-0x0000000010480000-0x00000000104E5000-memory.dmp

        Filesize

        404KB

      • memory/1120-156-0x0000000010560000-0x00000000105C5000-memory.dmp

        Filesize

        404KB

      • memory/1120-134-0x0000000000400000-0x000000000045A000-memory.dmp

        Filesize

        360KB

      • memory/1120-150-0x00000000104F0000-0x0000000010555000-memory.dmp

        Filesize

        404KB

      • memory/1120-160-0x0000000000400000-0x000000000045A000-memory.dmp

        Filesize

        360KB

      • memory/2124-148-0x0000000010480000-0x00000000104E5000-memory.dmp

        Filesize

        404KB

      • memory/2124-147-0x0000000010480000-0x00000000104E5000-memory.dmp

        Filesize

        404KB

      • memory/2124-164-0x0000000010480000-0x00000000104E5000-memory.dmp

        Filesize

        404KB

      • memory/3504-165-0x0000000010560000-0x00000000105C5000-memory.dmp

        Filesize

        404KB

      • memory/3504-163-0x0000000010560000-0x00000000105C5000-memory.dmp

        Filesize

        404KB

      • memory/3504-159-0x0000000010560000-0x00000000105C5000-memory.dmp

        Filesize

        404KB

      • memory/3504-155-0x0000000000400000-0x000000000049C000-memory.dmp

        Filesize

        624KB

      • memory/4020-173-0x0000000000400000-0x000000000045A000-memory.dmp

        Filesize

        360KB

      • memory/4020-174-0x0000000000400000-0x000000000045A000-memory.dmp

        Filesize

        360KB

      • memory/4020-175-0x0000000000400000-0x000000000045A000-memory.dmp

        Filesize

        360KB

      • memory/4192-132-0x0000000000400000-0x000000000049C000-memory.dmp

        Filesize

        624KB