Analysis

  • max time kernel
    148s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    19-08-2024 18:57

General

  • Target

    ac2e6c3ab45d7ec9e42f1a234fe70917_JaffaCakes118.exe

  • Size

    676KB

  • MD5

    ac2e6c3ab45d7ec9e42f1a234fe70917

  • SHA1

    ac5ea6e5716df8d77622a7e1e6a716672fdf2542

  • SHA256

    1c6c929bda49b3a6438019697ab62fed6657997af5faaa351cd1ad8197ac88ba

  • SHA512

    98366dfe672555855354f37c87a441f6a396874743b3902b743c49fe9eaa0e424daac232c188992938c0cc770f3380f70b3e47f336cbfe1fd2106cc5ca45d185

  • SSDEEP

    12288:u94Vcog9PElU7QpmQWBteo44a05rOTWXOGhJuq1YjvFXbhkBHRc3aVDLUVi:XNlJcFRMq2jv8BHBgo

Malware Config

Signatures

  • Modifies firewall policy service 3 TTPs 8 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.

  • Uses the VBS compiler for execution 1 TTPs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • 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 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 36 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 48 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ac2e6c3ab45d7ec9e42f1a234fe70917_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ac2e6c3ab45d7ec9e42f1a234fe70917_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2376
    • 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\bfqcodd-.cmdline"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1920
      • 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\RESB6F1.tmp" "c:\Users\Admin\AppData\Local\Temp\CSCB6F0.tmp"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2540
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
      C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
      2⤵
      • Adds policy Run key to start application
      • Boot or Logon Autostart Execution: Active Setup
      • 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:1980
      • 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:264
        • 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:2856
      • 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\vbc.exe" /t REG_SZ /d "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe:*:Enabled:Windows Messanger" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2744
        • 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\vbc.exe" /t REG_SZ /d "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Modifies firewall policy service
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:2760
      • 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:2836
        • 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:2816
      • 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\local.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\local.exe:*:Enabled:Windows Messanger" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2840
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\local.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\local.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Modifies firewall policy service
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:2860

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\RESB6F1.tmp

    Filesize

    1KB

    MD5

    dbef7f85339ce5cdcd1c35df4472b4d5

    SHA1

    a133d4239710420a0410447ff7bd3be5e0dfaa6e

    SHA256

    803196c6e0e606cc6304f2ec2098563161bcbdd3cc58417426107dda0f5c95d9

    SHA512

    5897e096b0fecbb46ac0376ad5a1492020d96587a434c28c36a4de93eb46e8ec1c5b353ccd5ba8ff6e3329c0551ec85ee3f754cdaea02305fcedd2b863f5e242

  • C:\Users\Admin\AppData\Local\Temp\bfqcodd-.dll

    Filesize

    5KB

    MD5

    4722173fd1eff150677172d68a75144a

    SHA1

    e53b28602a71b8317ab4fca2afee0d6fe31b728b

    SHA256

    21372bdf41c91c8f869a41d16a476339debceb6a21027e15c422915051e60b17

    SHA512

    4a0ce4b75e0d7bc68058e0839934980107c4af57fe227cef7afb7c4dd78ee0464425a6b2b7d65227332f73b89e42523312dc18ae12c7c3993b3c0f20d91f8cea

  • \??\c:\Users\Admin\AppData\Local\Temp\CSCB6F0.tmp

    Filesize

    652B

    MD5

    8a53881704c04e299c28f4e0115c47d7

    SHA1

    1bbe756d062beeae97db20aff6babc28c83966f3

    SHA256

    4fc6be947fdb1686ab77e791d18a2b5ff9e7a8b62d5ebefa774747c243c8e5ae

    SHA512

    0e772b5433615058d90b9180844f77744d2ae3235a9067c12cbd713dcf8de100a951dcc0ed23bea0269b62d2ad90fc48586a3512950b83697b3cfd0067043993

  • \??\c:\Users\Admin\AppData\Local\Temp\bfqcodd-.0.cs

    Filesize

    4KB

    MD5

    133eb944405754b31e85f6d10dd9fb0e

    SHA1

    4dbcc785e30c95d7b187963a511fc90c94771486

    SHA256

    67d9de518eaa7b129755acfde8ce8771dac635d21181ff1e4620eaeef03fb18b

    SHA512

    081979cd1e51f09fb0c3fb5a14530bc446513b5238d594d6c345f3d24cb5377f27cdef518f12adec756bae569d9ed3dc5c6ea9ab2375830c41b4f6c38d1cca1e

  • \??\c:\Users\Admin\AppData\Local\Temp\bfqcodd-.cmdline

    Filesize

    206B

    MD5

    e97179e90b09f50db7f76b0517619dcf

    SHA1

    3b11439fb960cd29bc09f82c368a5eeac098f7d4

    SHA256

    ebd70539f5d97860501742df856237f0698d4353fc5fafa048c7b0c823320de6

    SHA512

    133b53743fd4522df597ce84c24aa943f84706c6aec5a2264ea151656da03336377ef84f9baa6859940deec50634f902c1307cb6d18023dfbbcb6471ab11e731

  • memory/1920-15-0x0000000074CF0000-0x000000007529B000-memory.dmp

    Filesize

    5.7MB

  • memory/1920-8-0x0000000074CF0000-0x000000007529B000-memory.dmp

    Filesize

    5.7MB

  • memory/1980-20-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/1980-37-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/1980-51-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/1980-18-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/1980-22-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/1980-25-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/1980-23-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1980-50-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/1980-49-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/1980-34-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/1980-35-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/1980-47-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/1980-38-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/1980-39-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/1980-41-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/1980-42-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/1980-43-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/1980-45-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/1980-46-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2376-2-0x0000000074CF0000-0x000000007529B000-memory.dmp

    Filesize

    5.7MB

  • memory/2376-31-0x0000000074CF0000-0x000000007529B000-memory.dmp

    Filesize

    5.7MB

  • memory/2376-0-0x0000000074CF1000-0x0000000074CF2000-memory.dmp

    Filesize

    4KB

  • memory/2376-1-0x0000000074CF0000-0x000000007529B000-memory.dmp

    Filesize

    5.7MB