Analysis

  • max time kernel
    189s
  • max time network
    222s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-12-2022 21:59

General

  • Target

    8603885c3a86ce815f630bdc10c7ac44a558c62df89bac5c3a850902f3680f57.exe

  • Size

    825KB

  • MD5

    a8f080371495aa716102d7c95b8d45c1

  • SHA1

    1c262215b12ff7740110ca16fd06e371ad196c79

  • SHA256

    8603885c3a86ce815f630bdc10c7ac44a558c62df89bac5c3a850902f3680f57

  • SHA512

    6e8f1b6ed89f9f9dca1f58f3f043faad4c15f418c0ac1a93a42cd5cb17c6ad6690a02f22ca3b7e6778812b9b8b5b356fac7364a71a63aa0cbf23cf0946d9893e

  • SSDEEP

    12288:CcD663gTSP7VMTN6CGBkGC9hVwv03PfgjXir0hPVZXKB8VKO8KdRZ2zkPaCxm:CbmVu6CGBpurpRmtds8VV8KdRZOklQ

Malware Config

Extracted

Family

cybergate

Version

2.6

Botnet

YouTube

C2

magaiver2.no-ip.org:2000

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

    avast.exe

  • install_flag

    true

  • keylogger_enable_ftp

    false

  • message_box_caption

    texto da mensagem

  • message_box_title

    título da mensagem

  • password

    123

  • regkey_hkcu

    Win32

  • regkey_hklm

    Win32

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 2 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.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

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

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

  • Program crash 1 IoCs
  • Modifies registry class 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:1032
      • C:\Users\Admin\AppData\Local\Temp\8603885c3a86ce815f630bdc10c7ac44a558c62df89bac5c3a850902f3680f57.exe
        "C:\Users\Admin\AppData\Local\Temp\8603885c3a86ce815f630bdc10c7ac44a558c62df89bac5c3a850902f3680f57.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 use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:1268
        • C:\Windows\SysWOW64\explorer.exe
          explorer.exe
          3⤵
          • Modifies Installed Components in the registry
          PID:4228
        • C:\Program Files\Internet Explorer\iexplore.exe
          "C:\Program Files\Internet Explorer\iexplore.exe"
          3⤵
            PID:3148
          • C:\Users\Admin\AppData\Local\Temp\8603885c3a86ce815f630bdc10c7ac44a558c62df89bac5c3a850902f3680f57.exe
            "C:\Users\Admin\AppData\Local\Temp\8603885c3a86ce815f630bdc10c7ac44a558c62df89bac5c3a850902f3680f57.exe"
            3⤵
            • Checks computer location settings
            • Drops file in System32 directory
            • Drops file in Windows directory
            • Modifies registry class
            • Suspicious behavior: GetForegroundWindowSpam
            • Suspicious use of AdjustPrivilegeToken
            PID:3364
            • C:\Windows\Hack AwaY.exe
              "C:\Windows\Hack AwaY.exe"
              4⤵
              • Executes dropped EXE
              PID:1576
            • C:\Windows\SysWOW64\install\avast.exe
              "C:\Windows\system32\install\avast.exe"
              4⤵
              • Executes dropped EXE
              PID:2944
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -u -p 2944 -s 564
                5⤵
                • Program crash
                PID:2760
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2944 -ip 2944
        1⤵
          PID:2436

        Network

        MITRE ATT&CK Matrix ATT&CK v6

        Persistence

        Registry Run Keys / Startup Folder

        3
        T1060

        Defense Evasion

        Modify Registry

        3
        T1112

        Discovery

        Query Registry

        1
        T1012

        System Information Discovery

        2
        T1082

        Replay Monitor

        Loading Replay Monitor...

        Downloads

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

          767KB

          MD5

          eacc562e186dd6b98889f8fe750a10b0

          SHA1

          3cec5ca9e2c3108d84c6cd194966459857dcac33

          SHA256

          4ec7772c50c9b8fdf765ad2cddec025e2966cb9da34c1257d2a4d26b626df7f8

          SHA512

          dba3ba301c8c0fb5690820d8875e232976da9a03ab400e09c9a547365b4f40ca2a195be9eaa319887ec1f702cf146a9cbb52044d033b36afd797bac6b442b799

        • C:\Windows\Hack AwaY.exe
          Filesize

          538KB

          MD5

          42944071915870b3694d04447647d701

          SHA1

          f3b3f749c74e822caea876bbd33440ecbcc1ed3a

          SHA256

          fb477c66169a0c7d4c05982f2a2fe26b5828cd64d6d15e24b345ab88e188ed86

          SHA512

          919f9b5eba155239d093388c0b613d6c97f3e96905541dcab9de159a88432c7bd5b4226ce38dd432c8421d13f1c847afb1d90a5dca7948b7eb214c33d1d07a3d

        • C:\Windows\Hack AwaY.exe
          Filesize

          538KB

          MD5

          42944071915870b3694d04447647d701

          SHA1

          f3b3f749c74e822caea876bbd33440ecbcc1ed3a

          SHA256

          fb477c66169a0c7d4c05982f2a2fe26b5828cd64d6d15e24b345ab88e188ed86

          SHA512

          919f9b5eba155239d093388c0b613d6c97f3e96905541dcab9de159a88432c7bd5b4226ce38dd432c8421d13f1c847afb1d90a5dca7948b7eb214c33d1d07a3d

        • C:\Windows\SysWOW64\install\avast.exe
          Filesize

          825KB

          MD5

          a8f080371495aa716102d7c95b8d45c1

          SHA1

          1c262215b12ff7740110ca16fd06e371ad196c79

          SHA256

          8603885c3a86ce815f630bdc10c7ac44a558c62df89bac5c3a850902f3680f57

          SHA512

          6e8f1b6ed89f9f9dca1f58f3f043faad4c15f418c0ac1a93a42cd5cb17c6ad6690a02f22ca3b7e6778812b9b8b5b356fac7364a71a63aa0cbf23cf0946d9893e

        • C:\Windows\SysWOW64\install\avast.exe
          Filesize

          825KB

          MD5

          a8f080371495aa716102d7c95b8d45c1

          SHA1

          1c262215b12ff7740110ca16fd06e371ad196c79

          SHA256

          8603885c3a86ce815f630bdc10c7ac44a558c62df89bac5c3a850902f3680f57

          SHA512

          6e8f1b6ed89f9f9dca1f58f3f043faad4c15f418c0ac1a93a42cd5cb17c6ad6690a02f22ca3b7e6778812b9b8b5b356fac7364a71a63aa0cbf23cf0946d9893e

        • memory/1268-151-0x0000000024160000-0x00000000241C2000-memory.dmp
          Filesize

          392KB

        • memory/1268-138-0x0000000024080000-0x00000000240E2000-memory.dmp
          Filesize

          392KB

        • memory/1268-146-0x00000000240F0000-0x0000000024152000-memory.dmp
          Filesize

          392KB

        • memory/1268-133-0x0000000024010000-0x0000000024072000-memory.dmp
          Filesize

          392KB

        • memory/1576-165-0x0000000005000000-0x0000000005092000-memory.dmp
          Filesize

          584KB

        • memory/1576-164-0x0000000005510000-0x0000000005AB4000-memory.dmp
          Filesize

          5.6MB

        • memory/1576-163-0x0000000004EC0000-0x0000000004F5C000-memory.dmp
          Filesize

          624KB

        • memory/1576-155-0x0000000000000000-mapping.dmp
        • memory/1576-160-0x00000000004A0000-0x000000000052E000-memory.dmp
          Filesize

          568KB

        • memory/1576-167-0x0000000005310000-0x0000000005366000-memory.dmp
          Filesize

          344KB

        • memory/1576-166-0x0000000004FF0000-0x0000000004FFA000-memory.dmp
          Filesize

          40KB

        • memory/2944-161-0x0000000000000000-mapping.dmp
        • memory/3364-159-0x0000000024160000-0x00000000241C2000-memory.dmp
          Filesize

          392KB

        • memory/3364-158-0x0000000024160000-0x00000000241C2000-memory.dmp
          Filesize

          392KB

        • memory/3364-154-0x0000000024160000-0x00000000241C2000-memory.dmp
          Filesize

          392KB

        • memory/3364-150-0x0000000000000000-mapping.dmp
        • memory/4228-144-0x0000000024080000-0x00000000240E2000-memory.dmp
          Filesize

          392KB

        • memory/4228-141-0x0000000024080000-0x00000000240E2000-memory.dmp
          Filesize

          392KB

        • memory/4228-137-0x0000000000000000-mapping.dmp