Analysis

  • max time kernel
    149s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    19-02-2025 19:55

General

  • Target

    JaffaCakes118_0774f71a652a291b158f55795857c4a4.exe

  • Size

    1.0MB

  • MD5

    0774f71a652a291b158f55795857c4a4

  • SHA1

    44d458ce047cf4a73245cc54745f777e7646bca6

  • SHA256

    031dfadf817fe9e5b4cc89f64d3aaf572a135bb3394c4b212c4af07632590f4e

  • SHA512

    019910d827c4d9ff08d20fa86cb3a3746ad0605f3e738f3a2ed588f3d83fdbf5466231510bc2df42acb09778ce967ffd8b961db7108840cf844886544131446c

  • SSDEEP

    24576:bEWzXPcpUlq0p+HaPArMmTP0U/0rdJPPnjfmV/bW9yh6e:VL+UlN+Haow68U/SZbk/Sgh6e

Malware Config

Extracted

Family

cybergate

Version

2.5

Botnet

THEMIDA

C2

decaptation.no-ip.org:33333

Mutex

***MUTEX***

Attributes
  • enable_keylogger

    true

  • enable_message_box

    false

  • ftp_directory

    ./logs/

  • ftp_interval

    30

  • injected_process

    iexplore.exe

  • install_dir

    SunJava

  • install_file

    java.exe

  • install_flag

    true

  • keylogger_enable_ftp

    false

  • message_box_caption

    texto da mensagem

  • message_box_title

    título da mensagem

  • password

    abcd1234

  • regkey_hkcu

    Java Update

  • regkey_hklm

    Java Update

Signatures

  • CyberGate, Rebhip

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

  • Cybergate family
  • Adds policy Run key to start application 2 TTPs 4 IoCs
  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 4 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

  • Executes dropped EXE 1 IoCs
  • Identifies Wine through registry keys 2 TTPs 1 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Loads dropped DLL 1 IoCs
  • Themida packer 8 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in System32 directory 4 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • UPX packed file 2 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 3 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:1196
      • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0774f71a652a291b158f55795857c4a4.exe
        "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0774f71a652a291b158f55795857c4a4.exe"
        2⤵
        • Adds policy Run key to start application
        • Boot or Logon Autostart Execution: Active Setup
        • Identifies Wine through registry keys
        • Adds Run key to start application
        • Drops file in System32 directory
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:2336
        • C:\Windows\SysWOW64\explorer.exe
          explorer.exe
          3⤵
          • Boot or Logon Autostart Execution: Active Setup
          • System Location Discovery: System Language Discovery
          PID:1236
        • C:\Program Files\Internet Explorer\iexplore.exe
          "C:\Program Files\Internet Explorer\iexplore.exe"
          3⤵
            PID:2040
          • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0774f71a652a291b158f55795857c4a4.exe
            "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0774f71a652a291b158f55795857c4a4.exe"
            3⤵
            • Loads dropped DLL
            • Drops file in System32 directory
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: GetForegroundWindowSpam
            • Suspicious use of AdjustPrivilegeToken
            PID:768
            • C:\Users\Admin\AppData\Local\Temp\WerFault.exe
              "C:\Users\Admin\AppData\Local\Temp\WerFault.exe"
              4⤵
              • Executes dropped EXE
              • System Location Discovery: System Language Discovery
              PID:2284

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        541KB

        MD5

        83624da305983d0f8ee857fd53f5060d

        SHA1

        5f1f6b553ac81371345d70d81b63fcfac941edae

        SHA256

        840caa01dd4f182f0a9e2d2d96cb7566d3f50f8fbc9518ac83cf0aecf3204bd0

        SHA512

        b0dd0f6ca2247cf9698cfc1f2ef97dd57970141a96f5c581b11c04c3a8c10ad3b6d7b4d6c768f67cf7f2cea2f2f199d6ed49f5079adba5251538159d032e2b5e

      • C:\Users\Admin\AppData\Roaming\logs.dat

        Filesize

        15B

        MD5

        4362e21af8686f5ebba224768d292a5b

        SHA1

        504510a4d10e230dcd1605ab3342525b38a10933

        SHA256

        b1b2cc9a6bf77f9e56955acbbce253c70fc25b92d1e150d9928b9183b19b93b3

        SHA512

        f2ee4b95d5c50b533de93f21f9d73a75ab8c755ab9f343b4848bd92b6827e76dc5e17fe27b0f2ad2049a1ee0fe20d0cb0398b1973277b85e84b6af004e945850

      • C:\Windows\SysWOW64\SunJava\java.exe

        Filesize

        1.0MB

        MD5

        0774f71a652a291b158f55795857c4a4

        SHA1

        44d458ce047cf4a73245cc54745f777e7646bca6

        SHA256

        031dfadf817fe9e5b4cc89f64d3aaf572a135bb3394c4b212c4af07632590f4e

        SHA512

        019910d827c4d9ff08d20fa86cb3a3746ad0605f3e738f3a2ed588f3d83fdbf5466231510bc2df42acb09778ce967ffd8b961db7108840cf844886544131446c

      • \Users\Admin\AppData\Local\Temp\WerFault.exe

        Filesize

        352KB

        MD5

        5feab868caedbbd1b7a145ca8261e4aa

        SHA1

        f43f28cc5165608e6fb3794e9a3d083ca2c75f0e

        SHA256

        08bace187a0225e10677de9aa6738a7118be3e5cad6dc45fb8d3366a61bb343c

        SHA512

        91108ab6dd422c1d500fc0a65df6faffdb7000828a0f908b1c053129b4b8702fdb7309fa3f4f6054ad542dfe24fd4853e2fe32f7e45aa369e7a3cb6137bdaca1

      • memory/768-557-0x0000000000400000-0x0000000000600000-memory.dmp

        Filesize

        2.0MB

      • memory/1196-6-0x0000000002690000-0x0000000002691000-memory.dmp

        Filesize

        4KB

      • memory/1236-458-0x0000000024060000-0x00000000240A2000-memory.dmp

        Filesize

        264KB

      • memory/1236-214-0x00000000000E0000-0x00000000000E1000-memory.dmp

        Filesize

        4KB

      • memory/1236-221-0x0000000000120000-0x0000000000121000-memory.dmp

        Filesize

        4KB

      • memory/2336-5-0x0000000024010000-0x0000000024052000-memory.dmp

        Filesize

        264KB

      • memory/2336-41-0x0000000000400000-0x0000000000600000-memory.dmp

        Filesize

        2.0MB

      • memory/2336-40-0x0000000000400000-0x0000000000600000-memory.dmp

        Filesize

        2.0MB

      • memory/2336-537-0x0000000004260000-0x0000000004261000-memory.dmp

        Filesize

        4KB

      • memory/2336-538-0x0000000000400000-0x0000000000600000-memory.dmp

        Filesize

        2.0MB

      • memory/2336-556-0x00000000046E0000-0x00000000048E0000-memory.dmp

        Filesize

        2.0MB

      • memory/2336-0-0x0000000000400000-0x0000000000600000-memory.dmp

        Filesize

        2.0MB

      • memory/2336-740-0x0000000000400000-0x0000000000600000-memory.dmp

        Filesize

        2.0MB

      • memory/2336-2-0x0000000000400000-0x0000000000600000-memory.dmp

        Filesize

        2.0MB

      • memory/2336-1-0x0000000000401000-0x0000000000407000-memory.dmp

        Filesize

        24KB