Analysis

  • max time kernel
    152s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/07/2024, 04:09

General

  • Target
    1df3e22f5fc25ab21e3fb89684818d46_JaffaCakes118.exe
  • Size 1.4MB
  • Sample240702-eqyp2ayfkm
  • SHA256 8f4d46ef3df58b4b056302f5128dea4406c5ec321ca0aef51b61240cada41126
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • latentbot

C2
  • nyandcompany.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
  • Drops file in Drivers directory 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Drops startup file 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Gathers network information 2 TTPs 1 IoCs

    Uses commandline utility to view network configuration.

  • Modifies registry key 1 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 36 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 44 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1df3e22f5fc25ab21e3fb89684818d46_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\1df3e22f5fc25ab21e3fb89684818d46_JaffaCakes118.exe"
    1⤵
    • Drops file in Drivers directory
    • Checks computer location settings
    • Drops startup file
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4188
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe
      "C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\rgoqahdm.cmdline"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1652
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe
        C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES1346.tmp" "c:\Users\Admin\AppData\Local\Temp\CSC1345.tmp"
        3⤵
          PID:1364
      • C:\Users\Admin\AppData\Roaming\ctfmon.exe
        C:\Users\Admin\AppData\Roaming\ctfmon.exe
        2⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:3468
        • 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⤵
          • Suspicious use of WriteProcessMemory
          PID:3648
          • 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
            • Modifies registry key
            PID:3756
        • 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\ctfmon.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\ctfmon.exe:*:Enabled:Windows Messanger" /f
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:3360
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\ctfmon.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\ctfmon.exe:*:Enabled:Windows Messanger" /f
            4⤵
            • Modifies firewall policy service
            • Modifies registry key
            PID:2084
        • 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⤵
          • Suspicious use of WriteProcessMemory
          PID:2428
          • 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
            • Modifies registry key
            PID:4068
        • 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\WindowsDef.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\WindowsDef.exe:*:Enabled:Windows Messanger" /f
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:3688
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\WindowsDef.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\WindowsDef.exe:*:Enabled:Windows Messanger" /f
            4⤵
            • Modifies firewall policy service
            • Modifies registry key
            PID:2812
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\DNS.bat" "
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2944
        • C:\Windows\SysWOW64\ipconfig.exe
          ipconfig /flushdnsipconfig/releaseipconfig/renew
          3⤵
          • Gathers network information
          PID:3752
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4584 --field-trial-handle=2272,i,4858140932023865871,5726683989663339295,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:2188

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            DNS.bat

            • Path C:\Users\Admin\AppData\Local\Temp\DNS.bat
            • Size 47B
            • SHA256 267c9197388ab6b34c7516e728a3529df2b7aab5029588ffb47540bbe651f654
            • MD5 SHA1 SHA512

            RES1346.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\RES1346.tmp
            • Size 1KB
            • SHA256 b2c4cb910bfd26ec8a0c8ca212a59aa6d61d5b3019376ce1fab120351501404b
            • MD5 SHA1 SHA512

            rgoqahdm.dll

            • Path C:\Users\Admin\AppData\Local\Temp\rgoqahdm.dll
            • Size 5KB
            • SHA256 bab1c3635793fb9e3af2c13365ec347a0dbbd78cea8a723e5d4161f5cc9b0105
            • MD5 SHA1 SHA512 SSDEEP

            ctfmon.exe

            • Path C:\Users\Admin\AppData\Roaming\ctfmon.exe
            • Size 420KB
            • SHA256 28fffccd6c5afef751399139e50f767d1253c4c95dcaa8f8dd355fbbdc04c9cd
            • MD5 SHA1 SHA512 SSDEEP

            CSC1345.tmp

            • Path \??\c:\Users\Admin\AppData\Local\Temp\CSC1345.tmp
            • Size 652B
            • SHA256 3788f2ed9ab426fb012c087ea6d38a2d05b227ea40b55926c45ec2ac4e4e4e0e
            • MD5 SHA1 SHA512

            rgoqahdm.0.cs

            • Path \??\c:\Users\Admin\AppData\Local\Temp\rgoqahdm.0.cs
            • Size 4KB
            • SHA256 2e9e3da7bfa1334706550bb4d6269bf3e64cbbc09fa349af52eb22f32aebb4af
            • MD5 SHA1 SHA512 SSDEEP

            rgoqahdm.cmdline

            • Path \??\c:\Users\Admin\AppData\Local\Temp\rgoqahdm.cmdline
            • Size 206B
            • SHA256 57f1b2ea277af166a173fe7e93a831887187e9f7f12b92cb4b0a06b9dd8bfa99
            • MD5 SHA1 SHA512

            memory/1652-9-0x0000000074DE0000-0x0000000075391000-memory.dmp

            memory/1652-16-0x0000000074DE0000-0x0000000075391000-memory.dmp

            memory/3468-24-0x0000000000400000-0x0000000000470000-memory.dmp

            memory/3468-60-0x0000000000400000-0x0000000000470000-memory.dmp

            memory/3468-20-0x0000000000400000-0x0000000000470000-memory.dmp

            memory/3468-68-0x0000000000400000-0x0000000000470000-memory.dmp

            memory/3468-67-0x0000000000400000-0x0000000000470000-memory.dmp

            memory/3468-53-0x0000000000400000-0x0000000000470000-memory.dmp

            memory/3468-64-0x0000000000400000-0x0000000000470000-memory.dmp

            memory/3468-62-0x0000000000400000-0x0000000000470000-memory.dmp

            memory/3468-56-0x0000000000400000-0x0000000000470000-memory.dmp

            memory/3468-58-0x0000000000400000-0x0000000000470000-memory.dmp

            memory/3468-59-0x0000000000400000-0x0000000000470000-memory.dmp

            memory/4188-1-0x0000000074DE0000-0x0000000075391000-memory.dmp

            memory/4188-55-0x0000000074DE0000-0x0000000075391000-memory.dmp

            memory/4188-54-0x0000000074DE2000-0x0000000074DE3000-memory.dmp

            memory/4188-2-0x0000000074DE0000-0x0000000075391000-memory.dmp

            memory/4188-0-0x0000000074DE2000-0x0000000074DE3000-memory.dmp