Analysis

  • max time kernel
    150s
  • max time network
    64s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    20/10/2022, 05:28

General

  • Target

    e5e2341829aefe0b28fbdfc95d1745b18bc5a541088e5fcf6ae7e4f0d44f4e33.exe

  • Size

    296KB

  • MD5

    7a59df58adc3366f278bb6381998df7e

  • SHA1

    59c465c6d1f7dd93b20fceba8c9c84fbfd6dc170

  • SHA256

    e5e2341829aefe0b28fbdfc95d1745b18bc5a541088e5fcf6ae7e4f0d44f4e33

  • SHA512

    714f5680cb04ac4232faf9658868677cda16dbde32bdfc90eaa20bbf3a39c63689cdc2f88bc53551f509860d0c467a22a7d818b6db9f5d21e135c13d54d53de0

  • SSDEEP

    6144:fOpslFlqdhdBCkWYxuukP1pjSKSNVkq/MVJbY:fwsliTBd47GLRMTbY

Malware Config

Extracted

Family

cybergate

Version

v1.07.5

Botnet

Cyber

C2

proratip.no-ip.info:100

Mutex

W788D4VEC1IH32

Attributes
  • enable_keylogger

    true

  • enable_message_box

    true

  • ftp_directory

    ./logs/

  • ftp_interval

    30

  • injected_process

    explorer.exe

  • install_dir

    WinDir

  • install_file

    Svchost.exe

  • install_flag

    true

  • keylogger_enable_ftp

    false

  • message_box_caption

    System Error: #273847-124-193 Could not start the Programm.

  • message_box_title

    Error

  • password

    astiasti

  • 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 1 IoCs
  • Modifies Installed Components in the registry 2 TTPs 4 IoCs
  • UPX packed file 9 IoCs

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

  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Drops file in System32 directory 4 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 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:1208
      • C:\Users\Admin\AppData\Local\Temp\e5e2341829aefe0b28fbdfc95d1745b18bc5a541088e5fcf6ae7e4f0d44f4e33.exe
        "C:\Users\Admin\AppData\Local\Temp\e5e2341829aefe0b28fbdfc95d1745b18bc5a541088e5fcf6ae7e4f0d44f4e33.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:1264
        • C:\Windows\SysWOW64\explorer.exe
          explorer.exe
          3⤵
          • Modifies Installed Components in the registry
          • Suspicious use of AdjustPrivilegeToken
          PID:2044
        • C:\Program Files\Internet Explorer\iexplore.exe
          "C:\Program Files\Internet Explorer\iexplore.exe"
          3⤵
            PID:1720
          • C:\Users\Admin\AppData\Local\Temp\e5e2341829aefe0b28fbdfc95d1745b18bc5a541088e5fcf6ae7e4f0d44f4e33.exe
            "C:\Users\Admin\AppData\Local\Temp\e5e2341829aefe0b28fbdfc95d1745b18bc5a541088e5fcf6ae7e4f0d44f4e33.exe"
            3⤵
            • Loads dropped DLL
            • Drops file in System32 directory
            • Suspicious behavior: GetForegroundWindowSpam
            • Suspicious use of AdjustPrivilegeToken
            PID:552
            • C:\Windows\SysWOW64\WinDir\Svchost.exe
              "C:\Windows\system32\WinDir\Svchost.exe"
              4⤵
              • Executes dropped EXE
              PID:1728

      Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

            Loading Replay Monitor...

            Downloads

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

              Filesize

              224KB

              MD5

              c25fc0972f0c3b6589c71884bf81d6fa

              SHA1

              7b1de94aba6878cd540744ebe68fbd424784b5b9

              SHA256

              b9564fb40dfc3f47e54ae662ef5edd09e5255c949545cb9cbfec9dd1151845c4

              SHA512

              fd9685eb3b99b960333b8472040f10ebd6aac578c127ce8ca69854d01069a63a3354994e16e2c087beb2ada0447fd5b0431e191b5c32c9a7cc79c701790a1736

            • C:\Windows\SysWOW64\WinDir\Svchost.exe

              Filesize

              296KB

              MD5

              7a59df58adc3366f278bb6381998df7e

              SHA1

              59c465c6d1f7dd93b20fceba8c9c84fbfd6dc170

              SHA256

              e5e2341829aefe0b28fbdfc95d1745b18bc5a541088e5fcf6ae7e4f0d44f4e33

              SHA512

              714f5680cb04ac4232faf9658868677cda16dbde32bdfc90eaa20bbf3a39c63689cdc2f88bc53551f509860d0c467a22a7d818b6db9f5d21e135c13d54d53de0

            • C:\Windows\SysWOW64\WinDir\Svchost.exe

              Filesize

              296KB

              MD5

              7a59df58adc3366f278bb6381998df7e

              SHA1

              59c465c6d1f7dd93b20fceba8c9c84fbfd6dc170

              SHA256

              e5e2341829aefe0b28fbdfc95d1745b18bc5a541088e5fcf6ae7e4f0d44f4e33

              SHA512

              714f5680cb04ac4232faf9658868677cda16dbde32bdfc90eaa20bbf3a39c63689cdc2f88bc53551f509860d0c467a22a7d818b6db9f5d21e135c13d54d53de0

            • \Windows\SysWOW64\WinDir\Svchost.exe

              Filesize

              296KB

              MD5

              7a59df58adc3366f278bb6381998df7e

              SHA1

              59c465c6d1f7dd93b20fceba8c9c84fbfd6dc170

              SHA256

              e5e2341829aefe0b28fbdfc95d1745b18bc5a541088e5fcf6ae7e4f0d44f4e33

              SHA512

              714f5680cb04ac4232faf9658868677cda16dbde32bdfc90eaa20bbf3a39c63689cdc2f88bc53551f509860d0c467a22a7d818b6db9f5d21e135c13d54d53de0

            • \Windows\SysWOW64\WinDir\Svchost.exe

              Filesize

              296KB

              MD5

              7a59df58adc3366f278bb6381998df7e

              SHA1

              59c465c6d1f7dd93b20fceba8c9c84fbfd6dc170

              SHA256

              e5e2341829aefe0b28fbdfc95d1745b18bc5a541088e5fcf6ae7e4f0d44f4e33

              SHA512

              714f5680cb04ac4232faf9658868677cda16dbde32bdfc90eaa20bbf3a39c63689cdc2f88bc53551f509860d0c467a22a7d818b6db9f5d21e135c13d54d53de0

            • memory/552-93-0x0000000010560000-0x00000000105C5000-memory.dmp

              Filesize

              404KB

            • memory/552-92-0x0000000010560000-0x00000000105C5000-memory.dmp

              Filesize

              404KB

            • memory/552-86-0x0000000010560000-0x00000000105C5000-memory.dmp

              Filesize

              404KB

            • memory/1208-59-0x0000000010410000-0x0000000010475000-memory.dmp

              Filesize

              404KB

            • memory/1264-65-0x0000000010480000-0x00000000104E5000-memory.dmp

              Filesize

              404KB

            • memory/1264-75-0x00000000104F0000-0x0000000010555000-memory.dmp

              Filesize

              404KB

            • memory/1264-81-0x0000000010560000-0x00000000105C5000-memory.dmp

              Filesize

              404KB

            • memory/1264-54-0x0000000075601000-0x0000000075603000-memory.dmp

              Filesize

              8KB

            • memory/1264-56-0x0000000010410000-0x0000000010475000-memory.dmp

              Filesize

              404KB

            • memory/2044-73-0x0000000010480000-0x00000000104E5000-memory.dmp

              Filesize

              404KB

            • memory/2044-70-0x0000000010480000-0x00000000104E5000-memory.dmp

              Filesize

              404KB

            • memory/2044-64-0x0000000074921000-0x0000000074923000-memory.dmp

              Filesize

              8KB