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Analysis

  • max time kernel
    153s
  • max time network
    166s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/10/2022, 07:32

General

  • Target

    823a0e86b351e824c6acc550e2f373aa3464bcfbb5a3ea016c2ce99ada9d066c.exe

  • Size

    400KB

  • MD5

    782fefba1659a128a0af8cb9780ad5d0

  • SHA1

    464542428b15f4a2228616238628fe5a781c67df

  • SHA256

    823a0e86b351e824c6acc550e2f373aa3464bcfbb5a3ea016c2ce99ada9d066c

  • SHA512

    b62819777e75d7dcedfc4bdefc544e022c145eb3b97d53e2766d842552eb659ecd8bd7f341f022fd6ec530b2c2d879abefd25a940b86959acb847094c747687b

  • SSDEEP

    6144:YmcD66RRjtYeS9sdnPIMQo5JGmrpQsK3RD2u270jupCJsCxCE:xcD663SecC3KZ2zkPaCxZ

Malware Config

Extracted

Family

cybergate

Version

2.6

Botnet

Yeni

C2

orc.zapto.org:8181

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

    svchost.exe

  • install_flag

    true

  • keylogger_enable_ftp

    false

  • message_box_caption

    Run Time '9' - Subscript out of range

  • message_box_title

    Wolfteam

  • password

    abcd1234

  • 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 2 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.

  • Adds Run key to start application 2 TTPs 4 IoCs
  • Drops file in System32 directory 4 IoCs
  • Program crash 1 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:372
      • C:\Users\Admin\AppData\Local\Temp\823a0e86b351e824c6acc550e2f373aa3464bcfbb5a3ea016c2ce99ada9d066c.exe
        "C:\Users\Admin\AppData\Local\Temp\823a0e86b351e824c6acc550e2f373aa3464bcfbb5a3ea016c2ce99ada9d066c.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:4332
        • C:\Windows\SysWOW64\explorer.exe
          explorer.exe
          3⤵
          • Modifies Installed Components in the registry
          PID:1780
        • C:\Windows\SysWOW64\explorer.exe
          explorer.exe
          3⤵
          • Drops file in System32 directory
          • Modifies registry class
          • Suspicious behavior: GetForegroundWindowSpam
          • Suspicious use of AdjustPrivilegeToken
          PID:3584
          • C:\Users\Admin\AppData\Local\Temp\KOMultiLauncher.exe
            "C:\Users\Admin\AppData\Local\Temp\KOMultiLauncher.exe"
            4⤵
            • Executes dropped EXE
            • Suspicious use of AdjustPrivilegeToken
            PID:116
          • C:\Windows\SysWOW64\install\svchost.exe
            "C:\Windows\system32\install\svchost.exe"
            4⤵
            • Executes dropped EXE
            PID:3088
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 3088 -s 576
              5⤵
              • Program crash
              PID:3804
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3088 -ip 3088
      1⤵
        PID:2732

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\KOMultiLauncher.exe

        Filesize

        101KB

        MD5

        e851db4a08517ae8145118e061861e6e

        SHA1

        e6f32e835de3b9dbdfa5b8cba7cfc30f3869e6cd

        SHA256

        8ca784460efcb38c40c549e9d70250adbac2d50f762995176fa75576432ebf0e

        SHA512

        d3f9d92632932a0d0e63f1ce8b08191bef7f0c7b4bbbeec2f7a8cdbdc2d07e1e8a9ce6cc246390bee57c34ff94905720a758fbb82ece98f4a3cae414a6dba99b

      • C:\Users\Admin\AppData\Local\Temp\KOMultiLauncher.exe

        Filesize

        101KB

        MD5

        e851db4a08517ae8145118e061861e6e

        SHA1

        e6f32e835de3b9dbdfa5b8cba7cfc30f3869e6cd

        SHA256

        8ca784460efcb38c40c549e9d70250adbac2d50f762995176fa75576432ebf0e

        SHA512

        d3f9d92632932a0d0e63f1ce8b08191bef7f0c7b4bbbeec2f7a8cdbdc2d07e1e8a9ce6cc246390bee57c34ff94905720a758fbb82ece98f4a3cae414a6dba99b

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

        Filesize

        331KB

        MD5

        4abf5f44aa7fe4681e8e38afd8073cb3

        SHA1

        4693c152c8bf3db150efdf6c06a2d53ff27c4c87

        SHA256

        611321731a24e188ea06625d65f19d34eb0589b684a91c2f10ceedd58c05f0d5

        SHA512

        6395369b34a39b973fbfe01a99406080c461fbcc531685f972eb8bc316857901f989e55e55ad3c2658701c0ee98ddcb72954ca822a058cbb10775f33f4fb19fa

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

        Filesize

        400KB

        MD5

        782fefba1659a128a0af8cb9780ad5d0

        SHA1

        464542428b15f4a2228616238628fe5a781c67df

        SHA256

        823a0e86b351e824c6acc550e2f373aa3464bcfbb5a3ea016c2ce99ada9d066c

        SHA512

        b62819777e75d7dcedfc4bdefc544e022c145eb3b97d53e2766d842552eb659ecd8bd7f341f022fd6ec530b2c2d879abefd25a940b86959acb847094c747687b

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

        Filesize

        400KB

        MD5

        782fefba1659a128a0af8cb9780ad5d0

        SHA1

        464542428b15f4a2228616238628fe5a781c67df

        SHA256

        823a0e86b351e824c6acc550e2f373aa3464bcfbb5a3ea016c2ce99ada9d066c

        SHA512

        b62819777e75d7dcedfc4bdefc544e022c145eb3b97d53e2766d842552eb659ecd8bd7f341f022fd6ec530b2c2d879abefd25a940b86959acb847094c747687b

      • memory/1780-144-0x0000000024080000-0x00000000240E2000-memory.dmp

        Filesize

        392KB

      • memory/1780-141-0x0000000024080000-0x00000000240E2000-memory.dmp

        Filesize

        392KB

      • memory/3584-150-0x00000000240F0000-0x0000000024152000-memory.dmp

        Filesize

        392KB

      • memory/3584-151-0x00000000240F0000-0x0000000024152000-memory.dmp

        Filesize

        392KB

      • memory/3584-157-0x00000000240F0000-0x0000000024152000-memory.dmp

        Filesize

        392KB

      • memory/4332-138-0x0000000024080000-0x00000000240E2000-memory.dmp

        Filesize

        392KB

      • memory/4332-147-0x00000000240F0000-0x0000000024152000-memory.dmp

        Filesize

        392KB

      • memory/4332-133-0x0000000024010000-0x0000000024072000-memory.dmp

        Filesize

        392KB