Analysis

  • max time kernel
    151s
  • max time network
    66s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    20-11-2022 12:50

General

  • Target

    d580a63c97c6253668994eb0f9d1361d2cdfff6ba9924a836865d1d2fc748949.exe

  • Size

    267KB

  • MD5

    3b45606e6ae265e95c4dc1adb971be06

  • SHA1

    47b5a3ee01c247853663c4a5b6ed34382f792007

  • SHA256

    d580a63c97c6253668994eb0f9d1361d2cdfff6ba9924a836865d1d2fc748949

  • SHA512

    770178cd9a77a4dfda88fc03e569b03ae537f4726c0d7d5c42679e6fbcbcfe96384ce8b1ac9dcd33be254c78a66a60bf8fb7f09f2099966ae907680b4ed6e200

  • SSDEEP

    6144:8i3VpJQjFXlL/5KOUV5njOzwqHabALuHmptYqdsN8rf4p:J+EB5njO5Hao3pU8rf

Malware Config

Extracted

Family

cybergate

Version

v1.05.1

Botnet

victime

C2

jerem13.no-ip.biz:1024

Mutex

2L081P0BN8BK8A

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

    Le format de l'image n'est pas pris en charge

  • message_box_title

    Erreur !

  • password

    administrator

  • 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 20 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 file in Windows directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • 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:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1400
      • C:\Users\Admin\AppData\Local\Temp\d580a63c97c6253668994eb0f9d1361d2cdfff6ba9924a836865d1d2fc748949.exe
        "C:\Users\Admin\AppData\Local\Temp\d580a63c97c6253668994eb0f9d1361d2cdfff6ba9924a836865d1d2fc748949.exe"
        2⤵
        • Adds policy Run key to start application
        • Modifies Installed Components in the registry
        • Adds Run key to start application
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:1976
        • C:\Windows\SysWOW64\explorer.exe
          explorer.exe
          3⤵
          • Modifies Installed Components in the registry
          PID:1616
        • C:\Program Files\Internet Explorer\iexplore.exe
          "C:\Program Files\Internet Explorer\iexplore.exe"
          3⤵
            PID:1496
          • C:\Users\Admin\AppData\Local\Temp\d580a63c97c6253668994eb0f9d1361d2cdfff6ba9924a836865d1d2fc748949.exe
            "C:\Users\Admin\AppData\Local\Temp\d580a63c97c6253668994eb0f9d1361d2cdfff6ba9924a836865d1d2fc748949.exe"
            3⤵
            • Loads dropped DLL
            • Drops file in Windows directory
            • Suspicious behavior: GetForegroundWindowSpam
            • Suspicious use of AdjustPrivilegeToken
            PID:1536
            • C:\Windows\install\server.exe
              "C:\Windows\install\server.exe"
              4⤵
              • Executes dropped EXE
              PID:1320

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Persistence

      Registry Run Keys / Startup Folder

      3
      T1060

      Defense Evasion

      Modify Registry

      3
      T1112

      Discovery

      System Information Discovery

      1
      T1082

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        222KB

        MD5

        c642f2169a0aa71f9046a1b00ff53cf9

        SHA1

        007b784d966b0ac833695d815a35d2163ef50f0a

        SHA256

        72d22baff47a2b474deff806ee9548a4239d6e711677817806a2e3195b6c25db

        SHA512

        dc446a18b790feab95dd375e3ae7cdf6662ac30755c52daf11517482eb17a1a64c8424d1900784abd83df3939e38bb417fb257e54ed57438f0ff810f5b961630

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

        267KB

        MD5

        3b45606e6ae265e95c4dc1adb971be06

        SHA1

        47b5a3ee01c247853663c4a5b6ed34382f792007

        SHA256

        d580a63c97c6253668994eb0f9d1361d2cdfff6ba9924a836865d1d2fc748949

        SHA512

        770178cd9a77a4dfda88fc03e569b03ae537f4726c0d7d5c42679e6fbcbcfe96384ce8b1ac9dcd33be254c78a66a60bf8fb7f09f2099966ae907680b4ed6e200

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

        267KB

        MD5

        3b45606e6ae265e95c4dc1adb971be06

        SHA1

        47b5a3ee01c247853663c4a5b6ed34382f792007

        SHA256

        d580a63c97c6253668994eb0f9d1361d2cdfff6ba9924a836865d1d2fc748949

        SHA512

        770178cd9a77a4dfda88fc03e569b03ae537f4726c0d7d5c42679e6fbcbcfe96384ce8b1ac9dcd33be254c78a66a60bf8fb7f09f2099966ae907680b4ed6e200

      • \Windows\install\server.exe
        Filesize

        267KB

        MD5

        3b45606e6ae265e95c4dc1adb971be06

        SHA1

        47b5a3ee01c247853663c4a5b6ed34382f792007

        SHA256

        d580a63c97c6253668994eb0f9d1361d2cdfff6ba9924a836865d1d2fc748949

        SHA512

        770178cd9a77a4dfda88fc03e569b03ae537f4726c0d7d5c42679e6fbcbcfe96384ce8b1ac9dcd33be254c78a66a60bf8fb7f09f2099966ae907680b4ed6e200

      • \Windows\install\server.exe
        Filesize

        267KB

        MD5

        3b45606e6ae265e95c4dc1adb971be06

        SHA1

        47b5a3ee01c247853663c4a5b6ed34382f792007

        SHA256

        d580a63c97c6253668994eb0f9d1361d2cdfff6ba9924a836865d1d2fc748949

        SHA512

        770178cd9a77a4dfda88fc03e569b03ae537f4726c0d7d5c42679e6fbcbcfe96384ce8b1ac9dcd33be254c78a66a60bf8fb7f09f2099966ae907680b4ed6e200

      • memory/1320-100-0x0000000000400000-0x0000000000455000-memory.dmp
        Filesize

        340KB

      • memory/1320-99-0x0000000000400000-0x0000000000455000-memory.dmp
        Filesize

        340KB

      • memory/1320-94-0x0000000000000000-mapping.dmp
      • memory/1400-60-0x0000000010410000-0x0000000010471000-memory.dmp
        Filesize

        388KB

      • memory/1536-83-0x0000000000400000-0x0000000000455000-memory.dmp
        Filesize

        340KB

      • memory/1536-91-0x0000000010560000-0x00000000105C1000-memory.dmp
        Filesize

        388KB

      • memory/1536-102-0x0000000005E10000-0x0000000005E65000-memory.dmp
        Filesize

        340KB

      • memory/1536-80-0x0000000000000000-mapping.dmp
      • memory/1536-101-0x0000000010560000-0x00000000105C1000-memory.dmp
        Filesize

        388KB

      • memory/1536-98-0x0000000005E10000-0x0000000005E65000-memory.dmp
        Filesize

        340KB

      • memory/1536-97-0x0000000005E10000-0x0000000005E65000-memory.dmp
        Filesize

        340KB

      • memory/1536-89-0x0000000010560000-0x00000000105C1000-memory.dmp
        Filesize

        388KB

      • memory/1616-63-0x0000000000000000-mapping.dmp
      • memory/1616-71-0x0000000010480000-0x00000000104E1000-memory.dmp
        Filesize

        388KB

      • memory/1616-65-0x0000000074F51000-0x0000000074F53000-memory.dmp
        Filesize

        8KB

      • memory/1616-74-0x0000000010480000-0x00000000104E1000-memory.dmp
        Filesize

        388KB

      • memory/1976-90-0x0000000000400000-0x0000000000455000-memory.dmp
        Filesize

        340KB

      • memory/1976-66-0x0000000010480000-0x00000000104E1000-memory.dmp
        Filesize

        388KB

      • memory/1976-84-0x0000000010560000-0x00000000105C1000-memory.dmp
        Filesize

        388KB

      • memory/1976-54-0x00000000762B1000-0x00000000762B3000-memory.dmp
        Filesize

        8KB

      • memory/1976-57-0x0000000010410000-0x0000000010471000-memory.dmp
        Filesize

        388KB

      • memory/1976-55-0x0000000000400000-0x0000000000455000-memory.dmp
        Filesize

        340KB

      • memory/1976-82-0x0000000000220000-0x0000000000275000-memory.dmp
        Filesize

        340KB

      • memory/1976-76-0x00000000104F0000-0x0000000010551000-memory.dmp
        Filesize

        388KB