Analysis

  • max time kernel
    151s
  • max time network
    44s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    25-11-2022 07:34

General

  • Target

    81f5a42b59eefb3eb8a4674411947d156c6c37f3b6cf9965b0e0aeebbb7e4ab0.exe

  • Size

    407KB

  • MD5

    92ab6f3425debea9bc52f6258c8c24d4

  • SHA1

    4dac2076593202265b323dc95225282c22893c78

  • SHA256

    81f5a42b59eefb3eb8a4674411947d156c6c37f3b6cf9965b0e0aeebbb7e4ab0

  • SHA512

    a0f7e300cc657396dc1b78a8f5b1d27a56b63f638753dd1293be3ae6fe60fcf294bd32c75ed82811115d1912e267ddd546a1ca2c527283fd5cea20b1133cb284

  • SSDEEP

    6144:b5Apma3f4in830cZEpwmeoqf4Z0XYI9FsMJRt:b5a3wi8KwmeoqwZM0MF

Malware Config

Extracted

Family

cybergate

Version

2.6

Botnet

vítima

C2

127.0.0.1:81

Mutex

***MUTX***

Attributes
  • enable_keylogger

    true

  • enable_message_box

    false

  • ftp_directory

    ./logs/

  • ftp_interval

    30

  • injected_process

    explorer.exe

  • install_dir

    dllregedit

  • install_file

    regeditregister.exe

  • install_flag

    true

  • keylogger_enable_ftp

    false

  • message_box_caption

    texto da mensagem

  • message_box_title

    título da mensagem

  • password

    mypass

  • regkey_hkcu

    HKCUz

Signatures

  • CyberGate, Rebhip

    CyberGate is a lightweight remote administration tool with a wide array of functionalities.

  • Executes dropped EXE 6 IoCs
  • Modifies Installed Components in the registry 2 TTPs 4 IoCs
  • UPX packed file 19 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Loads dropped DLL 4 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in System32 directory 3 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:1380
      • C:\Users\Admin\AppData\Local\Temp\81f5a42b59eefb3eb8a4674411947d156c6c37f3b6cf9965b0e0aeebbb7e4ab0.exe
        "C:\Users\Admin\AppData\Local\Temp\81f5a42b59eefb3eb8a4674411947d156c6c37f3b6cf9965b0e0aeebbb7e4ab0.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:1148
        • C:\Users\Admin\AppData\Local\Temp\Stub.exe
          "C:\Users\Admin\AppData\Local\Temp\Stub.exe"
          3⤵
          • Executes dropped EXE
          PID:1140
        • C:\Users\Admin\AppData\Local\Temp\1.exe
          "C:\Users\Admin\AppData\Local\Temp\1.exe"
          3⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of SetThreadContext
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:1072
          • C:\Users\Admin\AppData\Local\Temp\1.exe
            C:\Users\Admin\AppData\Local\Temp\1.exe
            4⤵
            • Executes dropped EXE
            • Modifies Installed Components in the registry
            • Loads dropped DLL
            • Adds Run key to start application
            • Drops file in System32 directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of FindShellTrayWindow
            • Suspicious use of WriteProcessMemory
            PID:1760
            • C:\Windows\SysWOW64\explorer.exe
              explorer.exe
              5⤵
              • Modifies Installed Components in the registry
              PID:1464
            • C:\Program Files\Internet Explorer\iexplore.exe
              "C:\Program Files\Internet Explorer\iexplore.exe"
              5⤵
                PID:1348
              • C:\Users\Admin\AppData\Local\Temp\1.exe
                "C:\Users\Admin\AppData\Local\Temp\1.exe"
                5⤵
                • Executes dropped EXE
                • Loads dropped DLL
                • Suspicious behavior: GetForegroundWindowSpam
                • Suspicious use of AdjustPrivilegeToken
                PID:428
                • C:\Windows\SysWOW64\dllregedit\regeditregister.exe
                  "C:\Windows\system32\dllregedit\regeditregister.exe"
                  6⤵
                  • Executes dropped EXE
                  • Drops file in System32 directory
                  • Suspicious use of SetThreadContext
                  • Suspicious use of SetWindowsHookEx
                  PID:1148
                  • C:\Windows\SysWOW64\dllregedit\regeditregister.exe
                    C:\Windows\SysWOW64\dllregedit\regeditregister.exe
                    7⤵
                    • Executes dropped EXE
                    PID:1340

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Persistence

      Registry Run Keys / Startup Folder

      2
      T1060

      Defense Evasion

      Modify Registry

      2
      T1112

      Discovery

      System Information Discovery

      1
      T1082

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\1.exe
        Filesize

        376KB

        MD5

        f97524e05daee70c13e637cc21f1bc91

        SHA1

        d836528896f5cbf0f4f5df064e8ab25d7fc21b42

        SHA256

        7ed27e40a1c0bb6eaabdda3b2a01426a372fdc0d637d7540fbe4afc7fb8ae3cf

        SHA512

        ed35b254381a26951a2517414d39980e8052e66e68b58c0138cb41e1d27df0080a16f9380ded28dbb465cf1499b45ee93b8016a90b70ac591925f1c0e335a1dd

      • C:\Users\Admin\AppData\Local\Temp\1.exe
        Filesize

        376KB

        MD5

        f97524e05daee70c13e637cc21f1bc91

        SHA1

        d836528896f5cbf0f4f5df064e8ab25d7fc21b42

        SHA256

        7ed27e40a1c0bb6eaabdda3b2a01426a372fdc0d637d7540fbe4afc7fb8ae3cf

        SHA512

        ed35b254381a26951a2517414d39980e8052e66e68b58c0138cb41e1d27df0080a16f9380ded28dbb465cf1499b45ee93b8016a90b70ac591925f1c0e335a1dd

      • C:\Users\Admin\AppData\Local\Temp\1.exe
        Filesize

        376KB

        MD5

        f97524e05daee70c13e637cc21f1bc91

        SHA1

        d836528896f5cbf0f4f5df064e8ab25d7fc21b42

        SHA256

        7ed27e40a1c0bb6eaabdda3b2a01426a372fdc0d637d7540fbe4afc7fb8ae3cf

        SHA512

        ed35b254381a26951a2517414d39980e8052e66e68b58c0138cb41e1d27df0080a16f9380ded28dbb465cf1499b45ee93b8016a90b70ac591925f1c0e335a1dd

      • C:\Users\Admin\AppData\Local\Temp\1.exe
        Filesize

        376KB

        MD5

        f97524e05daee70c13e637cc21f1bc91

        SHA1

        d836528896f5cbf0f4f5df064e8ab25d7fc21b42

        SHA256

        7ed27e40a1c0bb6eaabdda3b2a01426a372fdc0d637d7540fbe4afc7fb8ae3cf

        SHA512

        ed35b254381a26951a2517414d39980e8052e66e68b58c0138cb41e1d27df0080a16f9380ded28dbb465cf1499b45ee93b8016a90b70ac591925f1c0e335a1dd

      • C:\Users\Admin\AppData\Local\Temp\Stub.exe
        Filesize

        15KB

        MD5

        9f0923f8db9e61c4ca6a7163c2ecd35c

        SHA1

        809f07b4102589adda53341606d470e01d2b1562

        SHA256

        61e333deb690adb92183f5bc499a94b550250ee45b3a0246c6a53ce53c7a2ff8

        SHA512

        3a0b4d0b3905d5a1512d48e9e2f4bf9e37eae716ca918b97c9d13ce41b939b48d7271e30d4efe4e36be7b8762dd44ba6a96fd81f0211a66062e3e31bf384e9ad

      • C:\Users\Admin\AppData\Local\Temp\Stub.exe
        Filesize

        15KB

        MD5

        9f0923f8db9e61c4ca6a7163c2ecd35c

        SHA1

        809f07b4102589adda53341606d470e01d2b1562

        SHA256

        61e333deb690adb92183f5bc499a94b550250ee45b3a0246c6a53ce53c7a2ff8

        SHA512

        3a0b4d0b3905d5a1512d48e9e2f4bf9e37eae716ca918b97c9d13ce41b939b48d7271e30d4efe4e36be7b8762dd44ba6a96fd81f0211a66062e3e31bf384e9ad

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

        229KB

        MD5

        219ddb633aed74f1b3c429dfcbad1113

        SHA1

        e785be485bf92c416e72dfa75c7771e369870731

        SHA256

        9c3cd12580bd029876f5434999901558750ecde4e9448910afaee570262856d2

        SHA512

        c2f4236ece3d6c4801ee6e68be95a03793fac34d0ca2acd74e743af12858a8938aa8f6db9756d33b4cee5b42e9fdf8ded1e8502e0ccb526b56ea6af49b0eddfe

      • C:\Windows\SysWOW64\dllregedit\regeditregister.exe
        Filesize

        376KB

        MD5

        f97524e05daee70c13e637cc21f1bc91

        SHA1

        d836528896f5cbf0f4f5df064e8ab25d7fc21b42

        SHA256

        7ed27e40a1c0bb6eaabdda3b2a01426a372fdc0d637d7540fbe4afc7fb8ae3cf

        SHA512

        ed35b254381a26951a2517414d39980e8052e66e68b58c0138cb41e1d27df0080a16f9380ded28dbb465cf1499b45ee93b8016a90b70ac591925f1c0e335a1dd

      • C:\Windows\SysWOW64\dllregedit\regeditregister.exe
        Filesize

        376KB

        MD5

        f97524e05daee70c13e637cc21f1bc91

        SHA1

        d836528896f5cbf0f4f5df064e8ab25d7fc21b42

        SHA256

        7ed27e40a1c0bb6eaabdda3b2a01426a372fdc0d637d7540fbe4afc7fb8ae3cf

        SHA512

        ed35b254381a26951a2517414d39980e8052e66e68b58c0138cb41e1d27df0080a16f9380ded28dbb465cf1499b45ee93b8016a90b70ac591925f1c0e335a1dd

      • C:\Windows\SysWOW64\dllregedit\regeditregister.exe
        Filesize

        376KB

        MD5

        f97524e05daee70c13e637cc21f1bc91

        SHA1

        d836528896f5cbf0f4f5df064e8ab25d7fc21b42

        SHA256

        7ed27e40a1c0bb6eaabdda3b2a01426a372fdc0d637d7540fbe4afc7fb8ae3cf

        SHA512

        ed35b254381a26951a2517414d39980e8052e66e68b58c0138cb41e1d27df0080a16f9380ded28dbb465cf1499b45ee93b8016a90b70ac591925f1c0e335a1dd

      • \Users\Admin\AppData\Local\Temp\1.exe
        Filesize

        376KB

        MD5

        f97524e05daee70c13e637cc21f1bc91

        SHA1

        d836528896f5cbf0f4f5df064e8ab25d7fc21b42

        SHA256

        7ed27e40a1c0bb6eaabdda3b2a01426a372fdc0d637d7540fbe4afc7fb8ae3cf

        SHA512

        ed35b254381a26951a2517414d39980e8052e66e68b58c0138cb41e1d27df0080a16f9380ded28dbb465cf1499b45ee93b8016a90b70ac591925f1c0e335a1dd

      • \Users\Admin\AppData\Local\Temp\1.exe
        Filesize

        376KB

        MD5

        f97524e05daee70c13e637cc21f1bc91

        SHA1

        d836528896f5cbf0f4f5df064e8ab25d7fc21b42

        SHA256

        7ed27e40a1c0bb6eaabdda3b2a01426a372fdc0d637d7540fbe4afc7fb8ae3cf

        SHA512

        ed35b254381a26951a2517414d39980e8052e66e68b58c0138cb41e1d27df0080a16f9380ded28dbb465cf1499b45ee93b8016a90b70ac591925f1c0e335a1dd

      • \Windows\SysWOW64\dllregedit\regeditregister.exe
        Filesize

        376KB

        MD5

        f97524e05daee70c13e637cc21f1bc91

        SHA1

        d836528896f5cbf0f4f5df064e8ab25d7fc21b42

        SHA256

        7ed27e40a1c0bb6eaabdda3b2a01426a372fdc0d637d7540fbe4afc7fb8ae3cf

        SHA512

        ed35b254381a26951a2517414d39980e8052e66e68b58c0138cb41e1d27df0080a16f9380ded28dbb465cf1499b45ee93b8016a90b70ac591925f1c0e335a1dd

      • \Windows\SysWOW64\dllregedit\regeditregister.exe
        Filesize

        376KB

        MD5

        f97524e05daee70c13e637cc21f1bc91

        SHA1

        d836528896f5cbf0f4f5df064e8ab25d7fc21b42

        SHA256

        7ed27e40a1c0bb6eaabdda3b2a01426a372fdc0d637d7540fbe4afc7fb8ae3cf

        SHA512

        ed35b254381a26951a2517414d39980e8052e66e68b58c0138cb41e1d27df0080a16f9380ded28dbb465cf1499b45ee93b8016a90b70ac591925f1c0e335a1dd

      • memory/428-130-0x0000000024160000-0x00000000241C2000-memory.dmp
        Filesize

        392KB

      • memory/428-112-0x0000000024160000-0x00000000241C2000-memory.dmp
        Filesize

        392KB

      • memory/428-128-0x0000000024160000-0x00000000241C2000-memory.dmp
        Filesize

        392KB

      • memory/428-104-0x0000000000000000-mapping.dmp
      • memory/1072-61-0x0000000000000000-mapping.dmp
      • memory/1140-65-0x0000000000B26000-0x0000000000B45000-memory.dmp
        Filesize

        124KB

      • memory/1140-64-0x0000000000B26000-0x0000000000B45000-memory.dmp
        Filesize

        124KB

      • memory/1140-60-0x000007FEEDE30000-0x000007FEEEEC6000-memory.dmp
        Filesize

        16.6MB

      • memory/1140-59-0x000007FEF28F0000-0x000007FEF3313000-memory.dmp
        Filesize

        10.1MB

      • memory/1140-56-0x0000000000000000-mapping.dmp
      • memory/1148-54-0x000007FEF28F0000-0x000007FEF3313000-memory.dmp
        Filesize

        10.1MB

      • memory/1148-116-0x0000000000000000-mapping.dmp
      • memory/1148-63-0x00000000007E6000-0x0000000000805000-memory.dmp
        Filesize

        124KB

      • memory/1148-55-0x000007FEEDE30000-0x000007FEEEEC6000-memory.dmp
        Filesize

        16.6MB

      • memory/1340-121-0x0000000000455BE0-mapping.dmp
      • memory/1340-125-0x0000000000400000-0x0000000000457000-memory.dmp
        Filesize

        348KB

      • memory/1340-126-0x0000000000400000-0x0000000000457000-memory.dmp
        Filesize

        348KB

      • memory/1340-127-0x0000000000400000-0x0000000000457000-memory.dmp
        Filesize

        348KB

      • memory/1340-129-0x0000000000400000-0x0000000000457000-memory.dmp
        Filesize

        348KB

      • memory/1380-83-0x0000000024010000-0x0000000024072000-memory.dmp
        Filesize

        392KB

      • memory/1464-86-0x0000000000000000-mapping.dmp
      • memory/1464-88-0x00000000745F1000-0x00000000745F3000-memory.dmp
        Filesize

        8KB

      • memory/1464-94-0x0000000024080000-0x00000000240E2000-memory.dmp
        Filesize

        392KB

      • memory/1464-97-0x0000000024080000-0x00000000240E2000-memory.dmp
        Filesize

        392KB

      • memory/1760-99-0x00000000240F0000-0x0000000024152000-memory.dmp
        Filesize

        392KB

      • memory/1760-113-0x0000000000400000-0x0000000000457000-memory.dmp
        Filesize

        348KB

      • memory/1760-89-0x0000000024080000-0x00000000240E2000-memory.dmp
        Filesize

        392KB

      • memory/1760-107-0x0000000024160000-0x00000000241C2000-memory.dmp
        Filesize

        392KB

      • memory/1760-80-0x0000000024010000-0x0000000024072000-memory.dmp
        Filesize

        392KB

      • memory/1760-78-0x0000000000400000-0x0000000000457000-memory.dmp
        Filesize

        348KB

      • memory/1760-77-0x0000000000400000-0x0000000000457000-memory.dmp
        Filesize

        348KB

      • memory/1760-75-0x0000000074C11000-0x0000000074C13000-memory.dmp
        Filesize

        8KB

      • memory/1760-76-0x0000000000400000-0x0000000000457000-memory.dmp
        Filesize

        348KB

      • memory/1760-74-0x0000000000400000-0x0000000000457000-memory.dmp
        Filesize

        348KB

      • memory/1760-71-0x0000000000455BE0-mapping.dmp
      • memory/1760-70-0x0000000000400000-0x0000000000457000-memory.dmp
        Filesize

        348KB