Analysis

  • max time kernel
    151s
  • max time network
    68s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    30-10-2022 18:41

General

  • Target

    e99ef2f02e2d08136efe231c58f150e360c4116d92d608bb8fd7e3700d4dbd05.exe

  • Size

    289KB

  • MD5

    8266fae3a754cb9fff1920518b189168

  • SHA1

    66419e6775e590e8e40e92a369d7bf1f889f0edc

  • SHA256

    e99ef2f02e2d08136efe231c58f150e360c4116d92d608bb8fd7e3700d4dbd05

  • SHA512

    6505f036f409555434886a5f78bd2d0652e766de70b6346e5e7dbad2141fc9181894002de064c2525017ac0bb28256f9bc5469709c8b447b7572a6cc3fe999a5

  • SSDEEP

    6144:2OpslFlq6hdBCkWYxuukP1pjSKSNVkq/MVJbF:2wslpTBd47GLRMTbF

Malware Config

Extracted

Family

cybergate

Version

v1.07.5

Botnet

Zombie

C2

thepopezone.no-ip.info:100

Mutex

0LBU007V26TQLF

Attributes
  • enable_keylogger

    true

  • enable_message_box

    false

  • ftp_directory

    ./logs/

  • ftp_interval

    30

  • injected_process

    explorer.exe

  • install_dir

    Windir

  • install_file

    server.exe

  • install_flag

    true

  • keylogger_enable_ftp

    false

  • message_box_caption

    Remote Administration anywhere in the world.

  • message_box_title

    CyberGate

  • 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 1 IoCs
  • Modifies Installed Components in the registry 2 TTPs 4 IoCs
  • UPX packed file 8 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 desktop.ini file(s) 1 IoCs
  • Drops file in System32 directory 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1212
      • C:\Users\Admin\AppData\Local\Temp\e99ef2f02e2d08136efe231c58f150e360c4116d92d608bb8fd7e3700d4dbd05.exe
        "C:\Users\Admin\AppData\Local\Temp\e99ef2f02e2d08136efe231c58f150e360c4116d92d608bb8fd7e3700d4dbd05.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:896
        • C:\Windows\SysWOW64\explorer.exe
          explorer.exe
          3⤵
          • Modifies Installed Components in the registry
          • Suspicious use of AdjustPrivilegeToken
          PID:268
        • C:\Windows\SysWOW64\explorer.exe
          explorer.exe
          3⤵
          • Loads dropped DLL
          • Drops desktop.ini file(s)
          • Drops file in System32 directory
          • Suspicious behavior: GetForegroundWindowSpam
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SendNotifyMessage
          PID:1476
          • C:\Windows\SysWOW64\Windir\server.exe
            "C:\Windows\system32\Windir\server.exe"
            4⤵
            • Executes dropped EXE
            PID:1480

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Persistence

    Registry Run Keys / Startup Folder

    3
    T1060

    Defense Evasion

    Modify Registry

    3
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      224KB

      MD5

      55f2ea2b39e054afa5716f2f7c81e4a7

      SHA1

      1768f71de14a71bfd19c2ebf1d6cc1dc6d62328e

      SHA256

      84031d580bf8b108bb4d996704ec991eb29b8cddad77382ff653a0936ddb70ee

      SHA512

      24508035f7bde7b3b7f010ae85f79238af605c508e10a0f45f5c797db28a2bb99b0f46005435367652588d3937d2cf89b334d1e5d525f5ec8e0082808302cb2b

    • C:\Windows\SysWOW64\Windir\server.exe
      Filesize

      289KB

      MD5

      8266fae3a754cb9fff1920518b189168

      SHA1

      66419e6775e590e8e40e92a369d7bf1f889f0edc

      SHA256

      e99ef2f02e2d08136efe231c58f150e360c4116d92d608bb8fd7e3700d4dbd05

      SHA512

      6505f036f409555434886a5f78bd2d0652e766de70b6346e5e7dbad2141fc9181894002de064c2525017ac0bb28256f9bc5469709c8b447b7572a6cc3fe999a5

    • C:\Windows\SysWOW64\Windir\server.exe
      Filesize

      289KB

      MD5

      8266fae3a754cb9fff1920518b189168

      SHA1

      66419e6775e590e8e40e92a369d7bf1f889f0edc

      SHA256

      e99ef2f02e2d08136efe231c58f150e360c4116d92d608bb8fd7e3700d4dbd05

      SHA512

      6505f036f409555434886a5f78bd2d0652e766de70b6346e5e7dbad2141fc9181894002de064c2525017ac0bb28256f9bc5469709c8b447b7572a6cc3fe999a5

    • \Windows\SysWOW64\Windir\server.exe
      Filesize

      289KB

      MD5

      8266fae3a754cb9fff1920518b189168

      SHA1

      66419e6775e590e8e40e92a369d7bf1f889f0edc

      SHA256

      e99ef2f02e2d08136efe231c58f150e360c4116d92d608bb8fd7e3700d4dbd05

      SHA512

      6505f036f409555434886a5f78bd2d0652e766de70b6346e5e7dbad2141fc9181894002de064c2525017ac0bb28256f9bc5469709c8b447b7572a6cc3fe999a5

    • \Windows\SysWOW64\Windir\server.exe
      Filesize

      289KB

      MD5

      8266fae3a754cb9fff1920518b189168

      SHA1

      66419e6775e590e8e40e92a369d7bf1f889f0edc

      SHA256

      e99ef2f02e2d08136efe231c58f150e360c4116d92d608bb8fd7e3700d4dbd05

      SHA512

      6505f036f409555434886a5f78bd2d0652e766de70b6346e5e7dbad2141fc9181894002de064c2525017ac0bb28256f9bc5469709c8b447b7572a6cc3fe999a5

    • memory/268-64-0x0000000075051000-0x0000000075053000-memory.dmp
      Filesize

      8KB

    • memory/268-62-0x0000000000000000-mapping.dmp
    • memory/268-73-0x0000000010480000-0x00000000104E5000-memory.dmp
      Filesize

      404KB

    • memory/268-70-0x0000000010480000-0x00000000104E5000-memory.dmp
      Filesize

      404KB

    • memory/896-65-0x0000000010480000-0x00000000104E5000-memory.dmp
      Filesize

      404KB

    • memory/896-54-0x0000000075E31000-0x0000000075E33000-memory.dmp
      Filesize

      8KB

    • memory/896-56-0x0000000010410000-0x0000000010475000-memory.dmp
      Filesize

      404KB

    • memory/896-78-0x00000000104F0000-0x0000000010555000-memory.dmp
      Filesize

      404KB

    • memory/1212-59-0x0000000010410000-0x0000000010475000-memory.dmp
      Filesize

      404KB

    • memory/1476-83-0x00000000104F0000-0x0000000010555000-memory.dmp
      Filesize

      404KB

    • memory/1476-75-0x0000000000000000-mapping.dmp
    • memory/1476-89-0x00000000104F0000-0x0000000010555000-memory.dmp
      Filesize

      404KB

    • memory/1476-90-0x00000000104F0000-0x0000000010555000-memory.dmp
      Filesize

      404KB

    • memory/1480-86-0x0000000000000000-mapping.dmp