Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/10/2022, 14:51

General

  • Target

    9f29fbcffc93dc926bb3bbcdc1022ec1d649df1363eb2c6dff063e02ea1d7f51.exe

  • Size

    272KB

  • MD5

    654a064e65c3a953658fdad2a43751a1

  • SHA1

    86edac8951e1b1eedba9bf4a328080f660e3e404

  • SHA256

    9f29fbcffc93dc926bb3bbcdc1022ec1d649df1363eb2c6dff063e02ea1d7f51

  • SHA512

    093ceb15f0bccef0f5ee07137e56c52b60b1a5dd9a52a2b5a70b7995bd7e1c8897fd015463a71f52988613a9e093c8c2811533d7c3707435415576701baf95d1

  • SSDEEP

    6144:Lk4qmUwqK8uAdSEWDmgRTccDc1Eyrv3/+GoZ0jcDsf+aTx:w9Dn3dSzt3FEXofDsf1x

Malware Config

Extracted

Family

cybergate

Version

2.6

Botnet

Vítima

C2

monkeyzin.no-ip.biz:81

Mutex

***MUTEX***

Attributes
  • enable_keylogger

    true

  • enable_message_box

    false

  • 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

    texto da mensagem

  • message_box_title

    título da mensagem

  • password

    1234

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 2 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.

  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9f29fbcffc93dc926bb3bbcdc1022ec1d649df1363eb2c6dff063e02ea1d7f51.exe
    "C:\Users\Admin\AppData\Local\Temp\9f29fbcffc93dc926bb3bbcdc1022ec1d649df1363eb2c6dff063e02ea1d7f51.exe"
    1⤵
    • Adds policy Run key to start application
    • Modifies Installed Components in the registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1508
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe"
      2⤵
        PID:1920
      • C:\Users\Admin\AppData\Local\Temp\9f29fbcffc93dc926bb3bbcdc1022ec1d649df1363eb2c6dff063e02ea1d7f51.exe
        "C:\Users\Admin\AppData\Local\Temp\9f29fbcffc93dc926bb3bbcdc1022ec1d649df1363eb2c6dff063e02ea1d7f51.exe"
        2⤵
        • Checks computer location settings
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of AdjustPrivilegeToken
        PID:1584
        • C:\dir\install\install\server.exe
          "C:\dir\install\install\server.exe"
          3⤵
          • Executes dropped EXE
          PID:4212
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 4212 -s 576
            4⤵
            • Program crash
            PID:204
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 4212 -ip 4212
      1⤵
        PID:3920

      Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

            Loading Replay Monitor...

            Downloads

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

              Filesize

              229KB

              MD5

              c7d1154931a638a036831c845731dcf4

              SHA1

              89fe048acb12e47dfee83872942d32252828c3ee

              SHA256

              996751505182262ce7bf19306401457d6e0264e7bc970aaf004732d4fdae3eed

              SHA512

              a5c7e1620304337c88a443fd47cbb82fdfbde375044c8fa6df09a80384dc4d4b7ce7b480a832f18c4cf021942f8c54d41e469ab5bd2de8f9d117dd4ed56a2620

            • C:\dir\install\install\server.exe

              Filesize

              272KB

              MD5

              654a064e65c3a953658fdad2a43751a1

              SHA1

              86edac8951e1b1eedba9bf4a328080f660e3e404

              SHA256

              9f29fbcffc93dc926bb3bbcdc1022ec1d649df1363eb2c6dff063e02ea1d7f51

              SHA512

              093ceb15f0bccef0f5ee07137e56c52b60b1a5dd9a52a2b5a70b7995bd7e1c8897fd015463a71f52988613a9e093c8c2811533d7c3707435415576701baf95d1

            • C:\dir\install\install\server.exe

              Filesize

              272KB

              MD5

              654a064e65c3a953658fdad2a43751a1

              SHA1

              86edac8951e1b1eedba9bf4a328080f660e3e404

              SHA256

              9f29fbcffc93dc926bb3bbcdc1022ec1d649df1363eb2c6dff063e02ea1d7f51

              SHA512

              093ceb15f0bccef0f5ee07137e56c52b60b1a5dd9a52a2b5a70b7995bd7e1c8897fd015463a71f52988613a9e093c8c2811533d7c3707435415576701baf95d1

            • memory/1508-142-0x0000000024080000-0x00000000240E2000-memory.dmp

              Filesize

              392KB

            • memory/1508-146-0x0000000000400000-0x0000000000455000-memory.dmp

              Filesize

              340KB

            • memory/1508-135-0x0000000000400000-0x0000000000455000-memory.dmp

              Filesize

              340KB

            • memory/1508-137-0x0000000024010000-0x0000000024072000-memory.dmp

              Filesize

              392KB

            • memory/1584-145-0x0000000024080000-0x00000000240E2000-memory.dmp

              Filesize

              392KB

            • memory/1584-148-0x0000000024080000-0x00000000240E2000-memory.dmp

              Filesize

              392KB

            • memory/1584-153-0x0000000024080000-0x00000000240E2000-memory.dmp

              Filesize

              392KB

            • memory/4212-152-0x0000000000400000-0x0000000000455000-memory.dmp

              Filesize

              340KB