Analysis
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max time kernel
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max time network
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platform
windows10-2004_x64 -
resource
win10v2004-20250217-en -
resource tags
arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system -
submitted
25/02/2025, 23:24
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_231da1a91c3eeb463969b67687d9c51e.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JaffaCakes118_231da1a91c3eeb463969b67687d9c51e.exe
Resource
win10v2004-20250217-en
General
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Target
JaffaCakes118_231da1a91c3eeb463969b67687d9c51e.exe
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Size
504KB
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MD5
231da1a91c3eeb463969b67687d9c51e
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SHA1
1e78e16060f46268d9d60ac1bec887dba9c4421a
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SHA256
78942fe7a1a3156c768560b6332dc11dc76624bb38e084ffe01a74abe7a131ba
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SHA512
f676f5a2a19afe76f8cc7662c6670fbe7404fa599b4b9bae34d4a4c43b9a6f8b838b6610f3b797328221f70e5e6210010b1faefe68be7c30f713de13472c8a89
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SSDEEP
12288:Pen6RH710Kp+Iiia2GPt1lSMP/X016w9gAnXH1QcEj2/tpDz0hWCr:PvZBXsTl1RX6nX1bEqXoW
Malware Config
Signatures
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Blackshades
Blackshades is a remote access trojan with various capabilities.
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Blackshades family
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Blackshades payload 7 IoCs
resource yara_rule behavioral2/memory/3360-3-0x0000000000400000-0x0000000000452000-memory.dmp family_blackshades behavioral2/memory/3360-6-0x0000000000400000-0x0000000000452000-memory.dmp family_blackshades behavioral2/memory/3360-15-0x0000000000400000-0x0000000000452000-memory.dmp family_blackshades behavioral2/memory/3360-18-0x0000000000400000-0x0000000000452000-memory.dmp family_blackshades behavioral2/memory/3360-19-0x0000000000400000-0x0000000000452000-memory.dmp family_blackshades behavioral2/memory/3360-28-0x0000000000400000-0x0000000000452000-memory.dmp family_blackshades behavioral2/memory/3360-29-0x0000000000400000-0x0000000000452000-memory.dmp family_blackshades -
Modifies firewall policy service 3 TTPs 10 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile reg.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe = "C:\\Windows\\Microsoft.NET\\Framework\\v2.0.50727\\vbc.exe:*:Enabled:Windows Messanger" reg.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile reg.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" reg.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List reg.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications reg.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" reg.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile reg.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List reg.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Roaming\WinDefenderz.exe = "C:\\Users\\Admin\\AppData\\Roaming\\WinDefenderz.exe:*:Enabled:Windows Messanger" reg.exe -
Uses the VBS compiler for execution 1 TTPs
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2593460650-190333679-3676257533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Microsoft Config = "C:\\Users\\Admin\\AppData\\Local\\Temp\\msconfig.exe" JaffaCakes118_231da1a91c3eeb463969b67687d9c51e.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4908 set thread context of 3360 4908 JaffaCakes118_231da1a91c3eeb463969b67687d9c51e.exe 86 -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe vbc.exe -
System Location Discovery: System Language Discovery 1 TTPs 10 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_231da1a91c3eeb463969b67687d9c51e.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vbc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Modifies registry key 1 TTPs 4 IoCs
pid Process 2984 reg.exe 4940 reg.exe 1212 reg.exe 4824 reg.exe -
Suspicious use of AdjustPrivilegeToken 35 IoCs
description pid Process Token: 1 3360 vbc.exe Token: SeCreateTokenPrivilege 3360 vbc.exe Token: SeAssignPrimaryTokenPrivilege 3360 vbc.exe Token: SeLockMemoryPrivilege 3360 vbc.exe Token: SeIncreaseQuotaPrivilege 3360 vbc.exe Token: SeMachineAccountPrivilege 3360 vbc.exe Token: SeTcbPrivilege 3360 vbc.exe Token: SeSecurityPrivilege 3360 vbc.exe Token: SeTakeOwnershipPrivilege 3360 vbc.exe Token: SeLoadDriverPrivilege 3360 vbc.exe Token: SeSystemProfilePrivilege 3360 vbc.exe Token: SeSystemtimePrivilege 3360 vbc.exe Token: SeProfSingleProcessPrivilege 3360 vbc.exe Token: SeIncBasePriorityPrivilege 3360 vbc.exe Token: SeCreatePagefilePrivilege 3360 vbc.exe Token: SeCreatePermanentPrivilege 3360 vbc.exe Token: SeBackupPrivilege 3360 vbc.exe Token: SeRestorePrivilege 3360 vbc.exe Token: SeShutdownPrivilege 3360 vbc.exe Token: SeDebugPrivilege 3360 vbc.exe Token: SeAuditPrivilege 3360 vbc.exe Token: SeSystemEnvironmentPrivilege 3360 vbc.exe Token: SeChangeNotifyPrivilege 3360 vbc.exe Token: SeRemoteShutdownPrivilege 3360 vbc.exe Token: SeUndockPrivilege 3360 vbc.exe Token: SeSyncAgentPrivilege 3360 vbc.exe Token: SeEnableDelegationPrivilege 3360 vbc.exe Token: SeManageVolumePrivilege 3360 vbc.exe Token: SeImpersonatePrivilege 3360 vbc.exe Token: SeCreateGlobalPrivilege 3360 vbc.exe Token: 31 3360 vbc.exe Token: 32 3360 vbc.exe Token: 33 3360 vbc.exe Token: 34 3360 vbc.exe Token: 35 3360 vbc.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 3360 vbc.exe 3360 vbc.exe 3360 vbc.exe -
Suspicious use of WriteProcessMemory 32 IoCs
description pid Process procid_target PID 4908 wrote to memory of 3360 4908 JaffaCakes118_231da1a91c3eeb463969b67687d9c51e.exe 86 PID 4908 wrote to memory of 3360 4908 JaffaCakes118_231da1a91c3eeb463969b67687d9c51e.exe 86 PID 4908 wrote to memory of 3360 4908 JaffaCakes118_231da1a91c3eeb463969b67687d9c51e.exe 86 PID 4908 wrote to memory of 3360 4908 JaffaCakes118_231da1a91c3eeb463969b67687d9c51e.exe 86 PID 4908 wrote to memory of 3360 4908 JaffaCakes118_231da1a91c3eeb463969b67687d9c51e.exe 86 PID 4908 wrote to memory of 3360 4908 JaffaCakes118_231da1a91c3eeb463969b67687d9c51e.exe 86 PID 4908 wrote to memory of 3360 4908 JaffaCakes118_231da1a91c3eeb463969b67687d9c51e.exe 86 PID 4908 wrote to memory of 3360 4908 JaffaCakes118_231da1a91c3eeb463969b67687d9c51e.exe 86 PID 3360 wrote to memory of 1940 3360 vbc.exe 88 PID 3360 wrote to memory of 1940 3360 vbc.exe 88 PID 3360 wrote to memory of 1940 3360 vbc.exe 88 PID 3360 wrote to memory of 868 3360 vbc.exe 89 PID 3360 wrote to memory of 868 3360 vbc.exe 89 PID 3360 wrote to memory of 868 3360 vbc.exe 89 PID 3360 wrote to memory of 1884 3360 vbc.exe 90 PID 3360 wrote to memory of 1884 3360 vbc.exe 90 PID 3360 wrote to memory of 1884 3360 vbc.exe 90 PID 3360 wrote to memory of 2180 3360 vbc.exe 91 PID 3360 wrote to memory of 2180 3360 vbc.exe 91 PID 3360 wrote to memory of 2180 3360 vbc.exe 91 PID 868 wrote to memory of 4940 868 cmd.exe 96 PID 868 wrote to memory of 4940 868 cmd.exe 96 PID 868 wrote to memory of 4940 868 cmd.exe 96 PID 1884 wrote to memory of 1212 1884 cmd.exe 97 PID 1884 wrote to memory of 1212 1884 cmd.exe 97 PID 1884 wrote to memory of 1212 1884 cmd.exe 97 PID 2180 wrote to memory of 2984 2180 cmd.exe 98 PID 2180 wrote to memory of 2984 2180 cmd.exe 98 PID 2180 wrote to memory of 2984 2180 cmd.exe 98 PID 1940 wrote to memory of 4824 1940 cmd.exe 99 PID 1940 wrote to memory of 4824 1940 cmd.exe 99 PID 1940 wrote to memory of 4824 1940 cmd.exe 99
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_231da1a91c3eeb463969b67687d9c51e.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_231da1a91c3eeb463969b67687d9c51e.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4908 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exeC:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe2⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3360 -
C:\Windows\SysWOW64\cmd.execmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1940 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f4⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:4824
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C:\Windows\SysWOW64\cmd.execmd /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" /f3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:868 -
C:\Windows\SysWOW64\reg.exeREG 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" /f4⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:4940
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C:\Windows\SysWOW64\cmd.execmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1884 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f4⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:1212
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C:\Windows\SysWOW64\cmd.execmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\WinDefenderz.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\WinDefenderz.exe:*:Enabled:Windows Messanger" /f3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2180 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\WinDefenderz.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\WinDefenderz.exe:*:Enabled:Windows Messanger" /f4⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:2984
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1