Analysis

  • max time kernel
    151s
  • max time network
    76s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    06/12/2022, 20:00

General

  • Target

    92f11928732ec183ecb46ea9e0e1b5abfe6062088189abc0a0068c76798733d9.exe

  • Size

    360KB

  • MD5

    9a1ad5194df0da1982f163b4dd3d999f

  • SHA1

    5354c6766b48ad218956bc23bbf028046f0786d7

  • SHA256

    92f11928732ec183ecb46ea9e0e1b5abfe6062088189abc0a0068c76798733d9

  • SHA512

    cb83ecc4add332ac192ccf19361d46c5a237843300c07e41958783c72ca8f308c7be908898840f5989282b1ea7e2ac426fdbd3c13d04d45dd3c5f5263cc170d7

  • SSDEEP

    6144:6FNU3Jb+R9mxXGvwP14QFM/lm5lsOS9cYOWAogUk15WZW6W1gQG2rV:6U3FOmx7ZM/k3x72AogU8S5WxR

Malware Config

Extracted

Family

cybergate

Version

2.6

Botnet

OFFICE

C2

127.0.0.1:81

12345.no-ip.org:81

allien.no-ip.org:81

Mutex

***MUTEX***

Attributes
  • enable_keylogger

    true

  • enable_message_box

    false

  • ftp_directory

    ./logs/

  • ftp_interval

    30

  • injected_process

    explorer.exe

  • install_dir

    spynet

  • install_file

    server.exe

  • install_flag

    true

  • keylogger_enable_ftp

    false

  • message_box_caption

    texto da mensagem

  • message_box_title

    título da mensagem

  • 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
  • UPX packed file 18 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 System32 directory 5 IoCs
  • Suspicious use of SetThreadContext 2 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 SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1208
      • C:\Users\Admin\AppData\Local\Temp\92f11928732ec183ecb46ea9e0e1b5abfe6062088189abc0a0068c76798733d9.exe
        "C:\Users\Admin\AppData\Local\Temp\92f11928732ec183ecb46ea9e0e1b5abfe6062088189abc0a0068c76798733d9.exe"
        2⤵
        • Suspicious use of SetThreadContext
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:912
        • C:\Users\Admin\AppData\Local\Temp\92f11928732ec183ecb46ea9e0e1b5abfe6062088189abc0a0068c76798733d9.EXE
          "C:\Users\Admin\AppData\Local\Temp\92f11928732ec183ecb46ea9e0e1b5abfe6062088189abc0a0068c76798733d9.EXE"
          3⤵
          • Adds policy Run key to start application
          • Adds Run key to start application
          • Drops file in System32 directory
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of WriteProcessMemory
          PID:1204
          • C:\Windows\SysWOW64\explorer.exe
            explorer.exe
            4⤵
              PID:1148
            • C:\Program Files\Internet Explorer\iexplore.exe
              "C:\Program Files\Internet Explorer\iexplore.exe"
              4⤵
                PID:2044
              • C:\Users\Admin\AppData\Local\Temp\92f11928732ec183ecb46ea9e0e1b5abfe6062088189abc0a0068c76798733d9.EXE
                "C:\Users\Admin\AppData\Local\Temp\92f11928732ec183ecb46ea9e0e1b5abfe6062088189abc0a0068c76798733d9.EXE"
                4⤵
                • Loads dropped DLL
                • Drops file in System32 directory
                • Suspicious behavior: GetForegroundWindowSpam
                • Suspicious use of AdjustPrivilegeToken
                PID:2012
                • C:\Windows\SysWOW64\spynet\server.exe
                  "C:\Windows\system32\spynet\server.exe"
                  5⤵
                  • Executes dropped EXE
                  • Drops file in System32 directory
                  • Suspicious use of SetThreadContext
                  • Suspicious use of SetWindowsHookEx
                  PID:272
                  • C:\Windows\SysWOW64\spynet\server.EXE
                    "C:\Windows\SysWOW64\spynet\server.EXE"
                    6⤵
                    • Executes dropped EXE
                    PID:912

        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

          1162e6425fd6b969d3dd0802f6b7d364

          SHA1

          974fb55e5fbf39448b68911979e0c1eb2420547f

          SHA256

          11cbdf63190bebc6657e84899078b3cd7b80209d2f798decd67e4a96cfeb04e2

          SHA512

          9ab8b332a12180665dec3d02af8171672c1fd12814b73f7b633b8f78d9228aa68c22e6644aae9851ed30d3a597010d935a45dd618fb0e428fd54ccaa46919e7b

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

          Filesize

          360KB

          MD5

          9a1ad5194df0da1982f163b4dd3d999f

          SHA1

          5354c6766b48ad218956bc23bbf028046f0786d7

          SHA256

          92f11928732ec183ecb46ea9e0e1b5abfe6062088189abc0a0068c76798733d9

          SHA512

          cb83ecc4add332ac192ccf19361d46c5a237843300c07e41958783c72ca8f308c7be908898840f5989282b1ea7e2ac426fdbd3c13d04d45dd3c5f5263cc170d7

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

          Filesize

          360KB

          MD5

          9a1ad5194df0da1982f163b4dd3d999f

          SHA1

          5354c6766b48ad218956bc23bbf028046f0786d7

          SHA256

          92f11928732ec183ecb46ea9e0e1b5abfe6062088189abc0a0068c76798733d9

          SHA512

          cb83ecc4add332ac192ccf19361d46c5a237843300c07e41958783c72ca8f308c7be908898840f5989282b1ea7e2ac426fdbd3c13d04d45dd3c5f5263cc170d7

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

          Filesize

          360KB

          MD5

          9a1ad5194df0da1982f163b4dd3d999f

          SHA1

          5354c6766b48ad218956bc23bbf028046f0786d7

          SHA256

          92f11928732ec183ecb46ea9e0e1b5abfe6062088189abc0a0068c76798733d9

          SHA512

          cb83ecc4add332ac192ccf19361d46c5a237843300c07e41958783c72ca8f308c7be908898840f5989282b1ea7e2ac426fdbd3c13d04d45dd3c5f5263cc170d7

        • \Windows\SysWOW64\spynet\server.exe

          Filesize

          360KB

          MD5

          9a1ad5194df0da1982f163b4dd3d999f

          SHA1

          5354c6766b48ad218956bc23bbf028046f0786d7

          SHA256

          92f11928732ec183ecb46ea9e0e1b5abfe6062088189abc0a0068c76798733d9

          SHA512

          cb83ecc4add332ac192ccf19361d46c5a237843300c07e41958783c72ca8f308c7be908898840f5989282b1ea7e2ac426fdbd3c13d04d45dd3c5f5263cc170d7

        • \Windows\SysWOW64\spynet\server.exe

          Filesize

          360KB

          MD5

          9a1ad5194df0da1982f163b4dd3d999f

          SHA1

          5354c6766b48ad218956bc23bbf028046f0786d7

          SHA256

          92f11928732ec183ecb46ea9e0e1b5abfe6062088189abc0a0068c76798733d9

          SHA512

          cb83ecc4add332ac192ccf19361d46c5a237843300c07e41958783c72ca8f308c7be908898840f5989282b1ea7e2ac426fdbd3c13d04d45dd3c5f5263cc170d7

        • memory/272-110-0x0000000000400000-0x0000000000415000-memory.dmp

          Filesize

          84KB

        • memory/912-115-0x0000000000400000-0x0000000000457000-memory.dmp

          Filesize

          348KB

        • memory/912-112-0x0000000000400000-0x0000000000457000-memory.dmp

          Filesize

          348KB

        • memory/912-113-0x0000000000400000-0x0000000000457000-memory.dmp

          Filesize

          348KB

        • memory/912-59-0x0000000000400000-0x0000000000415000-memory.dmp

          Filesize

          84KB

        • memory/912-116-0x0000000000400000-0x0000000000457000-memory.dmp

          Filesize

          348KB

        • memory/1148-79-0x0000000024080000-0x00000000240E2000-memory.dmp

          Filesize

          392KB

        • memory/1148-73-0x0000000074B71000-0x0000000074B73000-memory.dmp

          Filesize

          8KB

        • memory/1148-82-0x0000000024080000-0x00000000240E2000-memory.dmp

          Filesize

          392KB

        • memory/1204-74-0x0000000024080000-0x00000000240E2000-memory.dmp

          Filesize

          392KB

        • memory/1204-62-0x0000000000400000-0x0000000000457000-memory.dmp

          Filesize

          348KB

        • memory/1204-95-0x0000000000400000-0x0000000000457000-memory.dmp

          Filesize

          348KB

        • memory/1204-90-0x0000000024160000-0x00000000241C2000-memory.dmp

          Filesize

          392KB

        • memory/1204-60-0x0000000075661000-0x0000000075663000-memory.dmp

          Filesize

          8KB

        • memory/1204-61-0x0000000000400000-0x0000000000457000-memory.dmp

          Filesize

          348KB

        • memory/1204-63-0x0000000000400000-0x0000000000457000-memory.dmp

          Filesize

          348KB

        • memory/1204-84-0x00000000240F0000-0x0000000024152000-memory.dmp

          Filesize

          392KB

        • memory/1204-56-0x0000000000400000-0x0000000000457000-memory.dmp

          Filesize

          348KB

        • memory/1204-65-0x0000000024010000-0x0000000024072000-memory.dmp

          Filesize

          392KB

        • memory/1208-68-0x0000000024010000-0x0000000024072000-memory.dmp

          Filesize

          392KB

        • memory/2012-96-0x0000000024160000-0x00000000241C2000-memory.dmp

          Filesize

          392KB

        • memory/2012-100-0x0000000024160000-0x00000000241C2000-memory.dmp

          Filesize

          392KB

        • memory/2012-114-0x0000000006AB0000-0x0000000006AC5000-memory.dmp

          Filesize

          84KB

        • memory/2012-99-0x0000000000400000-0x0000000000415000-memory.dmp

          Filesize

          84KB

        • memory/2012-98-0x0000000006AB0000-0x0000000006AC5000-memory.dmp

          Filesize

          84KB

        • memory/2012-117-0x0000000024160000-0x00000000241C2000-memory.dmp

          Filesize

          392KB