Analysis

  • max time kernel
    151s
  • max time network
    65s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    30/10/2022, 18:28

General

  • Target

    1db11adc3beaf4ae8d0d8d4e50567c5467cd7b041d2ebbfe90e8fff655111503.exe

  • Size

    336KB

  • MD5

    833cbcaebeb646bc212b94006bb34f2c

  • SHA1

    b620c4a323745256ee3776c515d4618952b4cfcd

  • SHA256

    1db11adc3beaf4ae8d0d8d4e50567c5467cd7b041d2ebbfe90e8fff655111503

  • SHA512

    bed3058829ec23ec2e9231849ceff9bc0a22a122d457bf6d1397767e01cf8572da97a501490ce0a1c29feffed06e9e8712b1d22dd6fec0411c3f0b8c90418168

  • SSDEEP

    6144:b4ABFMpAuO/50BTnqPd0Mpz7qhh4nXjjf8MZ9BKXK3IvVGD:UUFGLE0kuGnESBM

Malware Config

Extracted

Family

cybergate

Version

v1.04.8

Botnet

remote

C2

vinay.no-ip.biz:13243

Mutex

MW343HV6E40M35

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

    NOT COMPATIBLE WITH YOUR OS.

  • message_box_title

    ERROR (0xA188UGA)

  • password

    asdfasdf

  • 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 18 IoCs

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

  • Deletes itself 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Drops file in System32 directory 4 IoCs
  • 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:\Users\Admin\AppData\Local\Temp\1db11adc3beaf4ae8d0d8d4e50567c5467cd7b041d2ebbfe90e8fff655111503.exe
    "C:\Users\Admin\AppData\Local\Temp\1db11adc3beaf4ae8d0d8d4e50567c5467cd7b041d2ebbfe90e8fff655111503.exe"
    1⤵
    • 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:1668
    • C:\Windows\SysWOW64\explorer.exe
      explorer.exe
      2⤵
      • Modifies Installed Components in the registry
      PID:1372
    • C:\Windows\SysWOW64\explorer.exe
      explorer.exe
      2⤵
      • Deletes itself
      • Loads dropped DLL
      • Drops file in System32 directory
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      PID:980
      • C:\Windows\SysWOW64\install\server.exe
        "C:\Windows\system32\install\server.exe"
        3⤵
        • Executes dropped EXE
        PID:1948
  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1268

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      Filesize

      222KB

      MD5

      9f3e52f0891e8dece26ee62d0bf01d59

      SHA1

      b09960dd00ff5600ee9d8cc567c2d2677975f9a3

      SHA256

      ef4f80c95865b9357a5edf02e528664147d22eaed256437b47af3b231e82bf8e

      SHA512

      4318e8e4648f907a748a084c18bb9ac96159e80987bf80f6441b2e449a83618af9eb5e985170a071e2fb9a1ddf51e10eae0cfda9296a2bcd19e28f0adf9796fb

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

      Filesize

      336KB

      MD5

      833cbcaebeb646bc212b94006bb34f2c

      SHA1

      b620c4a323745256ee3776c515d4618952b4cfcd

      SHA256

      1db11adc3beaf4ae8d0d8d4e50567c5467cd7b041d2ebbfe90e8fff655111503

      SHA512

      bed3058829ec23ec2e9231849ceff9bc0a22a122d457bf6d1397767e01cf8572da97a501490ce0a1c29feffed06e9e8712b1d22dd6fec0411c3f0b8c90418168

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

      Filesize

      336KB

      MD5

      833cbcaebeb646bc212b94006bb34f2c

      SHA1

      b620c4a323745256ee3776c515d4618952b4cfcd

      SHA256

      1db11adc3beaf4ae8d0d8d4e50567c5467cd7b041d2ebbfe90e8fff655111503

      SHA512

      bed3058829ec23ec2e9231849ceff9bc0a22a122d457bf6d1397767e01cf8572da97a501490ce0a1c29feffed06e9e8712b1d22dd6fec0411c3f0b8c90418168

    • \Windows\SysWOW64\install\server.exe

      Filesize

      336KB

      MD5

      833cbcaebeb646bc212b94006bb34f2c

      SHA1

      b620c4a323745256ee3776c515d4618952b4cfcd

      SHA256

      1db11adc3beaf4ae8d0d8d4e50567c5467cd7b041d2ebbfe90e8fff655111503

      SHA512

      bed3058829ec23ec2e9231849ceff9bc0a22a122d457bf6d1397767e01cf8572da97a501490ce0a1c29feffed06e9e8712b1d22dd6fec0411c3f0b8c90418168

    • \Windows\SysWOW64\install\server.exe

      Filesize

      336KB

      MD5

      833cbcaebeb646bc212b94006bb34f2c

      SHA1

      b620c4a323745256ee3776c515d4618952b4cfcd

      SHA256

      1db11adc3beaf4ae8d0d8d4e50567c5467cd7b041d2ebbfe90e8fff655111503

      SHA512

      bed3058829ec23ec2e9231849ceff9bc0a22a122d457bf6d1397767e01cf8572da97a501490ce0a1c29feffed06e9e8712b1d22dd6fec0411c3f0b8c90418168

    • memory/980-93-0x0000000003720000-0x0000000003775000-memory.dmp

      Filesize

      340KB

    • memory/980-96-0x0000000003720000-0x0000000003775000-memory.dmp

      Filesize

      340KB

    • memory/980-92-0x00000000104F0000-0x0000000010551000-memory.dmp

      Filesize

      388KB

    • memory/980-84-0x00000000104F0000-0x0000000010551000-memory.dmp

      Filesize

      388KB

    • memory/980-97-0x00000000104F0000-0x0000000010551000-memory.dmp

      Filesize

      388KB

    • memory/980-91-0x0000000003720000-0x0000000003775000-memory.dmp

      Filesize

      340KB

    • memory/980-98-0x0000000003720000-0x0000000003775000-memory.dmp

      Filesize

      340KB

    • memory/1268-60-0x0000000010410000-0x0000000010471000-memory.dmp

      Filesize

      388KB

    • memory/1372-71-0x0000000010480000-0x00000000104E1000-memory.dmp

      Filesize

      388KB

    • memory/1372-65-0x00000000746C1000-0x00000000746C3000-memory.dmp

      Filesize

      8KB

    • memory/1372-74-0x0000000010480000-0x00000000104E1000-memory.dmp

      Filesize

      388KB

    • memory/1668-66-0x0000000010480000-0x00000000104E1000-memory.dmp

      Filesize

      388KB

    • memory/1668-85-0x0000000000400000-0x0000000000455000-memory.dmp

      Filesize

      340KB

    • memory/1668-79-0x00000000104F0000-0x0000000010551000-memory.dmp

      Filesize

      388KB

    • memory/1668-54-0x0000000075071000-0x0000000075073000-memory.dmp

      Filesize

      8KB

    • memory/1668-57-0x0000000010410000-0x0000000010471000-memory.dmp

      Filesize

      388KB

    • memory/1668-55-0x0000000000400000-0x0000000000455000-memory.dmp

      Filesize

      340KB

    • memory/1948-94-0x0000000000400000-0x0000000000455000-memory.dmp

      Filesize

      340KB

    • memory/1948-95-0x0000000000400000-0x0000000000455000-memory.dmp

      Filesize

      340KB