Analysis

  • max time kernel
    150s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-09-2024 21:17

General

  • Target

    ec35e0825aae08eeae9659a8b3d9b8c4_JaffaCakes118.exe

  • Size

    242KB

  • MD5

    ec35e0825aae08eeae9659a8b3d9b8c4

  • SHA1

    8791c12e8d95c13e38ce885e4bcf4da13f2273e0

  • SHA256

    aaccbe42e25e33b0e42f627ff4604ad97941b9ee5d7146e82d0e0179e15f074e

  • SHA512

    26eec5073c4515ab16075a7b3c0c6fd47d3e3dd42b0b8690dba308db3ebf2fbcdb4e7307c46dc4f90e30bf36378c6a5296ac431ee61bfb2e18a955894864683f

  • SSDEEP

    3072:LWrrq0RO8vAAvZNXUgGQQYI9wuCR/7PPxitQf/flBP+7sFXaAdJeoTIVWY19QdiL:CrmEOwAAng+uuzTNBfXV7etVb6iZwaF

Malware Config

Extracted

Family

latentbot

C2

sephiroth99.zapto.org

1sephiroth99.zapto.org

2sephiroth99.zapto.org

3sephiroth99.zapto.org

4sephiroth99.zapto.org

5sephiroth99.zapto.org

6sephiroth99.zapto.org

7sephiroth99.zapto.org

8sephiroth99.zapto.org

Signatures

  • LatentBot

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

  • Modifies firewall policy service 3 TTPs 10 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 2 IoCs
  • UPX packed file 4 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 12 IoCs

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

  • Modifies registry key 1 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 38 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ec35e0825aae08eeae9659a8b3d9b8c4_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ec35e0825aae08eeae9659a8b3d9b8c4_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2160
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe
      C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4344
      • 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
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1220
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
          4⤵
          • Modifies firewall policy service
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:4956
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe" /t REG_SZ /d "C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe:*:Enabled:Windows Messanger" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4176
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe" /t REG_SZ /d "C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Modifies firewall policy service
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:3884
      • 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
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4808
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
          4⤵
          • Modifies firewall policy service
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:4700
      • 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\CCEGGQ6PE8.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\CCEGGQ6PE8.exe:*:Enabled:Windows Messanger" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:436
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\CCEGGQ6PE8.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\CCEGGQ6PE8.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Modifies firewall policy service
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:4528
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\typeperf.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\typeperf.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1212
      • C:\Users\Admin\AppData\Local\Temp\mssmbios.exe
        "C:\Users\Admin\AppData\Local\Temp\mssmbios.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4960

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    242KB

    MD5

    ec35e0825aae08eeae9659a8b3d9b8c4

    SHA1

    8791c12e8d95c13e38ce885e4bcf4da13f2273e0

    SHA256

    aaccbe42e25e33b0e42f627ff4604ad97941b9ee5d7146e82d0e0179e15f074e

    SHA512

    26eec5073c4515ab16075a7b3c0c6fd47d3e3dd42b0b8690dba308db3ebf2fbcdb4e7307c46dc4f90e30bf36378c6a5296ac431ee61bfb2e18a955894864683f

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\typeperf.exe

    Filesize

    12KB

    MD5

    08535cd39d8a5326ac3e314c83ba591e

    SHA1

    bc5ecc1ea6badb732d47ddbebab45f60a8f2c3bd

    SHA256

    4b0edd6adec53f2177470851bf977edbaaa4d073f7a9c10594acc20a1f3bee55

    SHA512

    b9dbc48b4b9e303bda0d66282878a087a3ef090d5a07a495a4b68a0512328ea0c5fc80698a37044e80732f42c079a911c40c9fd99be7b0e5dc0f7244a30d185a

  • memory/2160-1-0x0000000074660000-0x0000000074C11000-memory.dmp

    Filesize

    5.7MB

  • memory/2160-2-0x0000000074660000-0x0000000074C11000-memory.dmp

    Filesize

    5.7MB

  • memory/2160-0-0x0000000074662000-0x0000000074663000-memory.dmp

    Filesize

    4KB

  • memory/2160-29-0x0000000074660000-0x0000000074C11000-memory.dmp

    Filesize

    5.7MB

  • memory/2160-28-0x0000000074660000-0x0000000074C11000-memory.dmp

    Filesize

    5.7MB

  • memory/2160-27-0x0000000074662000-0x0000000074663000-memory.dmp

    Filesize

    4KB

  • memory/4344-7-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB

  • memory/4344-10-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB

  • memory/4344-11-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB

  • memory/4344-9-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB

  • memory/4344-30-0x0000000010000000-0x000000001000F000-memory.dmp

    Filesize

    60KB