Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/08/2024, 23:47

General

  • Target
    9c1c607c7085f6819346979715dda033_JaffaCakes118.exe
  • Size 981KB
  • Sample240815-3s47laxbpm
  • SHA256 9b0d3e63e3167214577b30e6f2e19034414f2f565c708f689de51390fe0c772e
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • latentbot

C2
  • 1rockanimal.zapto.org

  • 2rockanimal.zapto.org

  • 3rockanimal.zapto.org

  • 4rockanimal.zapto.org

  • 5rockanimal.zapto.org

  • 6rockanimal.zapto.org

  • 7rockanimal.zapto.org

  • 8rockanimal.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 1 IoCs

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

  • Executes dropped EXE 3 IoCs
  • 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 16 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 37 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 50 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9c1c607c7085f6819346979715dda033_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\9c1c607c7085f6819346979715dda033_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4436
    • 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\wcdxdyq_.cmdline"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3560
      • 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\RES5E4D.tmp" "c:\Users\Admin\AppData\Local\Temp\CSC5E4C.tmp"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2232
    • C:\Users\Admin\AppData\Local\Temp\TUza5.exe
      "C:\Users\Admin\AppData\Local\Temp\TUza5.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      PID:2116
    • 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\xegjfq0n.cmdline"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3224
      • 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\RES61E7.tmp" "c:\Users\Admin\AppData\Local\Temp\CSC61E6.tmp"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:396
    • C:\Users\Admin\AppData\Local\Temp\b5Srg.exe
      C:\Users\Admin\AppData\Local\Temp\b5Srg.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:964
      • 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:4628
        • 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:5068
      • 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\b5Srg.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\b5Srg.exe:*:Enabled:Windows Messanger" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2168
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\b5Srg.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\b5Srg.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Modifies firewall policy service
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:2456
      • 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:4732
        • 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:1568
      • 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\IGTN21UM2I.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\IGTN21UM2I.exe:*:Enabled:Windows Messanger" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:412
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\IGTN21UM2I.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\IGTN21UM2I.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Modifies firewall policy service
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:3208
    • C:\Users\Admin\AppData\Local\Temp\bUnQwWvf.exe
      "C:\Users\Admin\AppData\Local\Temp\bUnQwWvf.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2428

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        RES5E4D.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\RES5E4D.tmp
        • Size 1KB
        • SHA256 2e2331b093254846301a6aba7a2762b78dc287fd48a3e2bdfa9817eb02ba265c
        • MD5 SHA1 SHA512

        RES61E7.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\RES61E7.tmp
        • Size 1KB
        • SHA256 4e524c1b261516a2ed7a114adf0a3d7eca187ea83744fa5bf3caa327ddeea3b1
        • MD5 SHA1 SHA512

        TUza5.exe

        • Path C:\Users\Admin\AppData\Local\Temp\TUza5.exe
        • Size 4KB
        • SHA256 be987422ba33c67a33e90b3f3b42a5996310a7981edbd327387a718267e6ae1c
        • MD5 SHA1 SHA512

        b5Srg.exe

        • Path C:\Users\Admin\AppData\Local\Temp\b5Srg.exe
        • Size 34KB
        • SHA256 3a0f2936b8c45e8ba3458d69d7859a63844469e698652e15fb56639d32f40cc9
        • MD5 SHA1 SHA512 SSDEEP

        bUnQwWvf.exe

        • Path C:\Users\Admin\AppData\Local\Temp\bUnQwWvf.exe
        • Size 20KB
        • SHA256 6e4d8c0695cc1ccada850b1c9732787185a849d793de36b86644a21c11b55f36
        • MD5 SHA1 SHA512 SSDEEP

        CSC5E4C.tmp

        • Path \??\c:\Users\Admin\AppData\Local\Temp\CSC5E4C.tmp
        • Size 636B
        • SHA256 36b00dbac3ff22f0d514c99721c3320c95ecaf0e80f80171b40eb0752bc754a6
        • MD5 SHA1 SHA512

        CSC61E6.tmp

        • Path \??\c:\Users\Admin\AppData\Local\Temp\CSC61E6.tmp
        • Size 652B
        • SHA256 1c3207eeb9c0edf7c1234c30b941c38091d9f1afaf6fde9697c18d1393cb8c79
        • MD5 SHA1 SHA512

        resource.resources

        • Path \??\c:\Users\Admin\AppData\Local\Temp\resource.resources
        • Size 15KB
        • SHA256 35f139b7ff1909d42b09123c4fce94bfdbf0a944bc2d482f31d4edcd44ee3b09
        • MD5 SHA1 SHA512 SSDEEP

        wcdxdyq_.0.cs

        • Path \??\c:\Users\Admin\AppData\Local\Temp\wcdxdyq_.0.cs
        • Size 1KB
        • SHA256 73e91506323efce31ff4b24197e6d8e527453a3308dd9d78e38602feb31abad6
        • MD5 SHA1 SHA512

        wcdxdyq_.cmdline

        • Path \??\c:\Users\Admin\AppData\Local\Temp\wcdxdyq_.cmdline
        • Size 258B
        • SHA256 8065e96b1bdb785a07d0a4f0d4e8839e837336abc15afc31e712ef9e5a965253
        • MD5 SHA1 SHA512

        xegjfq0n.0.cs

        • Path \??\c:\Users\Admin\AppData\Local\Temp\xegjfq0n.0.cs
        • Size 4KB
        • SHA256 0c9cfff90b6fcefc52829e30b79b83f33c91c9f7a7cf1d1d325e9019c7873b64
        • MD5 SHA1 SHA512 SSDEEP

        xegjfq0n.cmdline

        • Path \??\c:\Users\Admin\AppData\Local\Temp\xegjfq0n.cmdline
        • Size 321B
        • SHA256 983e49b7e2a5b1bdeb15be96e6ae13fb6ec0d8e167ffa368945fba8f06a79542
        • MD5 SHA1 SHA512

        memory/964-62-0x0000000000400000-0x0000000000478000-memory.dmp

        memory/964-55-0x0000000000400000-0x0000000000478000-memory.dmp

        memory/964-56-0x0000000000400000-0x0000000000478000-memory.dmp

        memory/964-61-0x0000000000400000-0x0000000000478000-memory.dmp

        memory/964-30-0x0000000000400000-0x0000000000478000-memory.dmp

        memory/964-36-0x0000000000400000-0x0000000000478000-memory.dmp

        memory/964-54-0x0000000000400000-0x0000000000478000-memory.dmp

        memory/964-63-0x0000000000400000-0x0000000000478000-memory.dmp

        memory/964-67-0x0000000000400000-0x0000000000478000-memory.dmp

        memory/2116-53-0x00000000750C0000-0x0000000075671000-memory.dmp

        memory/2116-25-0x00000000750C0000-0x0000000075671000-memory.dmp

        memory/2116-24-0x00000000750C0000-0x0000000075671000-memory.dmp

        memory/3224-44-0x00000000750C0000-0x0000000075671000-memory.dmp

        memory/3224-37-0x00000000750C0000-0x0000000075671000-memory.dmp

        memory/3560-15-0x00000000750C0000-0x0000000075671000-memory.dmp

        memory/3560-8-0x00000000750C0000-0x0000000075671000-memory.dmp

        memory/4436-52-0x00000000750C0000-0x0000000075671000-memory.dmp

        memory/4436-0-0x00000000750C2000-0x00000000750C3000-memory.dmp

        memory/4436-2-0x00000000750C0000-0x0000000075671000-memory.dmp

        memory/4436-1-0x00000000750C0000-0x0000000075671000-memory.dmp