Analysis

  • max time kernel
    147s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-10-2024 18:43

General

  • Target

    23a5eb38c422eba6ad53f6f87750a409_JaffaCakes118.exe

  • Size

    1.0MB

  • MD5

    23a5eb38c422eba6ad53f6f87750a409

  • SHA1

    deedef041d8adba3a03bf0171034361b9addea85

  • SHA256

    baaf52f06256430addfe4303d0c4e0643c3d0c0a10f50912dc1d4a44d3d63265

  • SHA512

    a7c9885d2995b977452c40ff469c01e92e57d7a76050f7915128d98892566c6c1c2897e2f023a0d26b2edf56051484084c01ab8ce24b96060643845447ae50b8

  • SSDEEP

    24576:qGVOaElGNkG1BZ1i3NTjL++PzFRdE89K7j8jEShHYWrnF8LNYwA8J5:eCtEJz37I70ESlYWLaBr5

Malware Config

Extracted

Family

latentbot

C2

eragondaboss.zapto.org

1eragondaboss.zapto.org

2eragondaboss.zapto.org

3eragondaboss.zapto.org

4eragondaboss.zapto.org

5eragondaboss.zapto.org

6eragondaboss.zapto.org

7eragondaboss.zapto.org

8eragondaboss.zapto.org

Signatures

  • LatentBot

    Modular trojan written in Delphi which has been in-the-wild since 2013.

  • Modifies firewall policy service 3 TTPs 12 IoCs
  • Adds policy Run key to start application 2 TTPs 2 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.

  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 2 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads local data of messenger clients 2 TTPs

    Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Maps connected drives based on registry 3 TTPs 2 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Suspicious use of SetThreadContext 5 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 17 IoCs

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

  • Delays execution with timeout.exe 1 IoCs
  • Modifies registry key 1 TTPs 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 35 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\23a5eb38c422eba6ad53f6f87750a409_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\23a5eb38c422eba6ad53f6f87750a409_JaffaCakes118.exe"
    1⤵
    • Maps connected drives based on registry
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:5048
    • C:\Users\Admin\AppData\Local\Temp\23a5eb38c422eba6ad53f6f87750a409_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\23a5eb38c422eba6ad53f6f87750a409_JaffaCakes118.exe
      2⤵
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4892
      • C:\Users\Admin\AppData\Local\Temp\23a5eb38c422eba6ad53f6f87750a409_JaffaCakes118.exe
        C:\Users\Admin\AppData\Local\Temp\23a5eb38c422eba6ad53f6f87750a409_JaffaCakes118.exe
        3⤵
        • Writes to the Master Boot Record (MBR)
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:216
        • C:\Users\Admin\AppData\Local\Temp\23a5eb38c422eba6ad53f6f87750a409_JaffaCakes118.exe
          C:\Users\Admin\AppData\Local\Temp\23a5eb38c422eba6ad53f6f87750a409_JaffaCakes118.exe
          4⤵
          • Checks computer location settings
          • Suspicious use of SetThreadContext
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3628
          • C:\Users\Admin\AppData\Local\Temp\23a5eb38c422eba6ad53f6f87750a409_JaffaCakes118.exe
            C:\Users\Admin\AppData\Local\Temp\23a5eb38c422eba6ad53f6f87750a409_JaffaCakes118.exe
            5⤵
            • Checks computer location settings
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:552
            • C:\Windows\SysWOW64\cmd.exe
              "C:\Windows\System32\cmd.exe" /c timeout 5 && del C:\Users\Admin\AppData\Local\Temp\23A5EB~1.EXE
              6⤵
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:4688
              • C:\Windows\SysWOW64\timeout.exe
                timeout 5
                7⤵
                • System Location Discovery: System Language Discovery
                • Delays execution with timeout.exe
                PID:1516
          • C:\Users\Admin\AppData\Local\Temp\my5.exe
            "C:\Users\Admin\AppData\Local\Temp\my5.exe"
            5⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:1992
            • C:\Users\Admin\AppData\Local\Temp\my5.exe
              C:\Users\Admin\AppData\Local\Temp\my5.exe
              6⤵
              • Adds policy Run key to start application
              • Boot or Logon Autostart Execution: Active Setup
              • Executes dropped EXE
              • Adds Run key to start application
              • System Location Discovery: System Language Discovery
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of SetWindowsHookEx
              • Suspicious use of WriteProcessMemory
              PID:4960
              • C:\Windows\SysWOW64\cmd.exe
                cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
                7⤵
                • System Location Discovery: System Language Discovery
                • Suspicious use of WriteProcessMemory
                PID:5064
                • C:\Windows\SysWOW64\reg.exe
                  REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
                  8⤵
                  • Modifies firewall policy service
                  • System Location Discovery: System Language Discovery
                  • Modifies registry key
                  PID:1952
              • C:\Windows\SysWOW64\cmd.exe
                cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\my5.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\my5.exe:*:Enabled:Windows Messanger" /f
                7⤵
                • System Location Discovery: System Language Discovery
                PID:4648
                • C:\Windows\SysWOW64\reg.exe
                  REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\my5.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\my5.exe:*:Enabled:Windows Messanger" /f
                  8⤵
                  • Modifies firewall policy service
                  • System Location Discovery: System Language Discovery
                  • Modifies registry key
                  PID:752
              • C:\Windows\SysWOW64\cmd.exe
                cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
                7⤵
                • System Location Discovery: System Language Discovery
                PID:4836
                • C:\Windows\SysWOW64\reg.exe
                  REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
                  8⤵
                  • Modifies firewall policy service
                  • System Location Discovery: System Language Discovery
                  • Modifies registry key
                  PID:3276
              • C:\Windows\SysWOW64\cmd.exe
                cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\TBGJFDZANK.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\TBGJFDZANK.exe:*:Enabled:Windows Messanger" /f
                7⤵
                • System Location Discovery: System Language Discovery
                PID:4988
                • C:\Windows\SysWOW64\reg.exe
                  REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\TBGJFDZANK.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\TBGJFDZANK.exe:*:Enabled:Windows Messanger" /f
                  8⤵
                  • Modifies firewall policy service
                  • System Location Discovery: System Language Discovery
                  • Modifies registry key
                  PID:2860

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\my5.exe

    Filesize

    472KB

    MD5

    5ffb0ae3c260b8cabda4d97a3cfc5db6

    SHA1

    7632fecdedab428752158ab5515234691a08103a

    SHA256

    58910765ee0ba0ef898b12e57789f447010b6cf2b22c97672f8029ee1caa2c88

    SHA512

    e5cc86be98bed8c508d1ecb7a7f6cb25fe0b7794b204587912698b3cb5c332f666d321f3b200ace286ff174c6355464cba1f68857ca9efb7eda6709e38a31f3b

  • memory/216-22-0x0000000000400000-0x00000000004E4000-memory.dmp

    Filesize

    912KB

  • memory/216-9-0x0000000000400000-0x00000000004E4000-memory.dmp

    Filesize

    912KB

  • memory/216-12-0x0000000000400000-0x00000000004E4000-memory.dmp

    Filesize

    912KB

  • memory/552-29-0x0000000000400000-0x0000000000457000-memory.dmp

    Filesize

    348KB

  • memory/552-26-0x0000000000400000-0x0000000000457000-memory.dmp

    Filesize

    348KB

  • memory/552-38-0x0000000000400000-0x0000000000457000-memory.dmp

    Filesize

    348KB

  • memory/552-23-0x0000000000400000-0x0000000000457000-memory.dmp

    Filesize

    348KB

  • memory/3628-18-0x0000000000400000-0x00000000004DB000-memory.dmp

    Filesize

    876KB

  • memory/3628-39-0x0000000000400000-0x00000000004DB000-memory.dmp

    Filesize

    876KB

  • memory/3628-16-0x0000000000400000-0x00000000004DB000-memory.dmp

    Filesize

    876KB

  • memory/3628-19-0x0000000000400000-0x00000000004DB000-memory.dmp

    Filesize

    876KB

  • memory/4892-5-0x0000000000400000-0x00000000004FF000-memory.dmp

    Filesize

    1020KB

  • memory/4892-10-0x0000000000400000-0x00000000004FF000-memory.dmp

    Filesize

    1020KB

  • memory/4892-3-0x0000000000400000-0x00000000004FF000-memory.dmp

    Filesize

    1020KB

  • memory/4960-44-0x0000000000400000-0x0000000000471000-memory.dmp

    Filesize

    452KB

  • memory/4960-61-0x0000000000400000-0x0000000000471000-memory.dmp

    Filesize

    452KB

  • memory/4960-46-0x0000000000400000-0x0000000000471000-memory.dmp

    Filesize

    452KB

  • memory/4960-52-0x0000000000400000-0x0000000000471000-memory.dmp

    Filesize

    452KB

  • memory/4960-53-0x0000000000400000-0x0000000000471000-memory.dmp

    Filesize

    452KB

  • memory/4960-57-0x0000000000400000-0x0000000000471000-memory.dmp

    Filesize

    452KB

  • memory/5048-6-0x0000000000400000-0x0000000000416000-memory.dmp

    Filesize

    88KB

  • memory/5048-0-0x0000000000400000-0x0000000000416000-memory.dmp

    Filesize

    88KB