Analysis

  • max time kernel
    151s
  • max time network
    65s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    19-10-2022 13:57

General

  • Target

    f77c0bda520923744dd00e0ea5b13fde1506167db636980fbc01cc804beb51d6.exe

  • Size

    800KB

  • MD5

    9083bc9dbabb8fe06f4146579892decc

  • SHA1

    55e4d44a4f877b656227ef2387e087f1cf60799e

  • SHA256

    f77c0bda520923744dd00e0ea5b13fde1506167db636980fbc01cc804beb51d6

  • SHA512

    75dc78dd6385b5186b3af0539b63b19da894c86fea60c8bb5fb234d309886dfb8e29d5b6ffa4b25f872d1982845c07b26d1ab3a818977824482abc9ade55c66e

  • SSDEEP

    12288:kpjpBqv616iA1OA+SKxp2EcYm1hM5A/yXO2Ytfx/M7GJz7ofZ36iqs6gClnmR:aVB16ioOD74Ym1hMQyLY9BUuYZRqZa

Malware Config

Extracted

Family

cybergate

Version

2.7 Final

Botnet

victime

C2

sniper24.no-ip.biz:3360

Mutex

***MUTEX***

Attributes
  • enable_keylogger

    true

  • enable_message_box

    false

  • ftp_directory

    ./logs/

  • ftp_interval

    30

  • injected_process

    explorer.exe

  • install_dir

    update

  • install_file

    update.exe

  • install_flag

    true

  • keylogger_enable_ftp

    false

  • message_box_caption

    texto da mensagem

  • message_box_title

    título da mensagem

  • password

    198410

  • regkey_hkcu

    msnger

  • regkey_hklm

    msnger

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 10 IoCs

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

  • Loads dropped DLL 4 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Drops file in System32 directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 1 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:1220
      • C:\Users\Admin\AppData\Local\Temp\f77c0bda520923744dd00e0ea5b13fde1506167db636980fbc01cc804beb51d6.exe
        "C:\Users\Admin\AppData\Local\Temp\f77c0bda520923744dd00e0ea5b13fde1506167db636980fbc01cc804beb51d6.exe"
        2⤵
        • 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:1720
        • C:\Windows\SysWOW64\explorer.exe
          explorer.exe
          3⤵
          • Modifies Installed Components in the registry
          PID:1760
        • C:\Program Files\Internet Explorer\iexplore.exe
          "C:\Program Files\Internet Explorer\iexplore.exe"
          3⤵
            PID:2852
          • C:\Users\Admin\AppData\Local\Temp\f77c0bda520923744dd00e0ea5b13fde1506167db636980fbc01cc804beb51d6.exe
            "C:\Users\Admin\AppData\Local\Temp\f77c0bda520923744dd00e0ea5b13fde1506167db636980fbc01cc804beb51d6.exe"
            3⤵
            • Loads dropped DLL
            • Suspicious behavior: GetForegroundWindowSpam
            • Suspicious use of AdjustPrivilegeToken
            PID:2888
            • C:\Windows\SysWOW64\update\update.exe
              "C:\Windows\system32\update\update.exe"
              4⤵
              • Executes dropped EXE
              • Loads dropped DLL
              PID:4288

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Persistence

      Registry Run Keys / Startup Folder

      3
      T1060

      Defense Evasion

      Modify Registry

      3
      T1112

      Discovery

      System Information Discovery

      1
      T1082

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        588KB

        MD5

        e8a19af7756e8b6574edf5fd1c4ea4e1

        SHA1

        1b2f0f0c7c33fbd6539f370f44bb93693af31740

        SHA256

        8c6145fe5ab7df6806d53aaf1aaa6bbef72dca7288e6391839a79cc7075c927f

        SHA512

        13d968171786f876fa13ff183e8a48c92849632774fc14fad2c05c1d053ffffcf0c68e4d2c438b9b7a5e1e65fe7783f090deeb25034882d663b0c1dcac68ad9a

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

        800KB

        MD5

        9083bc9dbabb8fe06f4146579892decc

        SHA1

        55e4d44a4f877b656227ef2387e087f1cf60799e

        SHA256

        f77c0bda520923744dd00e0ea5b13fde1506167db636980fbc01cc804beb51d6

        SHA512

        75dc78dd6385b5186b3af0539b63b19da894c86fea60c8bb5fb234d309886dfb8e29d5b6ffa4b25f872d1982845c07b26d1ab3a818977824482abc9ade55c66e

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

        800KB

        MD5

        9083bc9dbabb8fe06f4146579892decc

        SHA1

        55e4d44a4f877b656227ef2387e087f1cf60799e

        SHA256

        f77c0bda520923744dd00e0ea5b13fde1506167db636980fbc01cc804beb51d6

        SHA512

        75dc78dd6385b5186b3af0539b63b19da894c86fea60c8bb5fb234d309886dfb8e29d5b6ffa4b25f872d1982845c07b26d1ab3a818977824482abc9ade55c66e

      • \Windows\SysWOW64\update\update.exe
        Filesize

        800KB

        MD5

        9083bc9dbabb8fe06f4146579892decc

        SHA1

        55e4d44a4f877b656227ef2387e087f1cf60799e

        SHA256

        f77c0bda520923744dd00e0ea5b13fde1506167db636980fbc01cc804beb51d6

        SHA512

        75dc78dd6385b5186b3af0539b63b19da894c86fea60c8bb5fb234d309886dfb8e29d5b6ffa4b25f872d1982845c07b26d1ab3a818977824482abc9ade55c66e

      • \Windows\SysWOW64\update\update.exe
        Filesize

        800KB

        MD5

        9083bc9dbabb8fe06f4146579892decc

        SHA1

        55e4d44a4f877b656227ef2387e087f1cf60799e

        SHA256

        f77c0bda520923744dd00e0ea5b13fde1506167db636980fbc01cc804beb51d6

        SHA512

        75dc78dd6385b5186b3af0539b63b19da894c86fea60c8bb5fb234d309886dfb8e29d5b6ffa4b25f872d1982845c07b26d1ab3a818977824482abc9ade55c66e

      • \Windows\SysWOW64\update\update.exe
        Filesize

        800KB

        MD5

        9083bc9dbabb8fe06f4146579892decc

        SHA1

        55e4d44a4f877b656227ef2387e087f1cf60799e

        SHA256

        f77c0bda520923744dd00e0ea5b13fde1506167db636980fbc01cc804beb51d6

        SHA512

        75dc78dd6385b5186b3af0539b63b19da894c86fea60c8bb5fb234d309886dfb8e29d5b6ffa4b25f872d1982845c07b26d1ab3a818977824482abc9ade55c66e

      • \Windows\SysWOW64\update\update.exe
        Filesize

        800KB

        MD5

        9083bc9dbabb8fe06f4146579892decc

        SHA1

        55e4d44a4f877b656227ef2387e087f1cf60799e

        SHA256

        f77c0bda520923744dd00e0ea5b13fde1506167db636980fbc01cc804beb51d6

        SHA512

        75dc78dd6385b5186b3af0539b63b19da894c86fea60c8bb5fb234d309886dfb8e29d5b6ffa4b25f872d1982845c07b26d1ab3a818977824482abc9ade55c66e

      • memory/1220-63-0x0000000010410000-0x000000001046C000-memory.dmp
        Filesize

        368KB

      • memory/1720-90-0x0000000010530000-0x000000001058C000-memory.dmp
        Filesize

        368KB

      • memory/1720-57-0x0000000010410000-0x000000001046C000-memory.dmp
        Filesize

        368KB

      • memory/1720-81-0x00000000104D0000-0x000000001052C000-memory.dmp
        Filesize

        368KB

      • memory/1720-55-0x0000000000400000-0x00000000004C8000-memory.dmp
        Filesize

        800KB

      • memory/1720-54-0x00000000757A1000-0x00000000757A3000-memory.dmp
        Filesize

        8KB

      • memory/1720-98-0x0000000000400000-0x00000000004C8000-memory.dmp
        Filesize

        800KB

      • memory/1720-69-0x0000000010470000-0x00000000104CC000-memory.dmp
        Filesize

        368KB

      • memory/1760-68-0x0000000074E11000-0x0000000074E13000-memory.dmp
        Filesize

        8KB

      • memory/1760-66-0x0000000000000000-mapping.dmp
      • memory/1760-79-0x0000000010470000-0x00000000104CC000-memory.dmp
        Filesize

        368KB

      • memory/2888-103-0x000000000A1F0000-0x000000000A2B8000-memory.dmp
        Filesize

        800KB

      • memory/2888-105-0x0000000010530000-0x000000001058C000-memory.dmp
        Filesize

        368KB

      • memory/2888-88-0x0000000000000000-mapping.dmp
      • memory/2888-112-0x0000000010530000-0x000000001058C000-memory.dmp
        Filesize

        368KB

      • memory/4288-100-0x0000000000000000-mapping.dmp
      • memory/4288-104-0x0000000000400000-0x00000000004C8000-memory.dmp
        Filesize

        800KB

      • memory/4288-109-0x0000000000A50000-0x0000000000B18000-memory.dmp
        Filesize

        800KB

      • memory/4288-110-0x0000000000A50000-0x0000000000B18000-memory.dmp
        Filesize

        800KB

      • memory/4288-111-0x0000000000400000-0x00000000004C8000-memory.dmp
        Filesize

        800KB