Analysis
- max time kernel
148s - max time network
143s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system - submitted
02/02/2025, 07:20
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_7a5eab58bb4310fc23b03af65aa66afa.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
JaffaCakes118_7a5eab58bb4310fc23b03af65aa66afa.exe
Resource
win10v2004-20241007-en
General
- Target JaffaCakes118_7a5eab58bb4310fc23b03af65aa66afa.exe
- Size 776KB
- Sample250202-h58ekatkar
- SHA256 49aeb7c801aaf180053f374a7a988c6e490e01ec1cae2ae75c6703abc2e26261
- MD5 7a5eab58bb4310fc23b03af65aa66afa
- SHA1 6591767a8a063d7d499f588a12d4d7bfb9c02763
- SHA512 8d9ef975da2e6573fe7df9ab8cf24aec7937b19b930087074d7bcc20749729a7f541e253d1321c703b686ca8a2300ff4321d8d062ee211b2f727a9b8bf150f64
- SSDEEP 24576:goc2lxDl/El+YFFtumDDHlRvoJdSn+qvwLKBGDOlbbREj:g4l8RFT7lutqvSal9Ej
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Blackshades
Blackshades is a remote access trojan with various capabilities.
- Blackshades family
- Blackshades payload 17 IoCs
resource yara_rule behavioral2/memory/4648-5-0x0000000000400000-0x0000000000470000-memory.dmp family_blackshades behavioral2/memory/4648-9-0x0000000000400000-0x0000000000470000-memory.dmp family_blackshades behavioral2/memory/4648-18-0x0000000000400000-0x0000000000470000-memory.dmp family_blackshades behavioral2/memory/4648-19-0x0000000000400000-0x0000000000470000-memory.dmp family_blackshades behavioral2/memory/4648-20-0x0000000000400000-0x0000000000470000-memory.dmp family_blackshades behavioral2/memory/4648-21-0x0000000000400000-0x0000000000470000-memory.dmp family_blackshades behavioral2/memory/4648-25-0x0000000000400000-0x0000000000470000-memory.dmp family_blackshades behavioral2/memory/4648-29-0x0000000000400000-0x0000000000470000-memory.dmp family_blackshades behavioral2/memory/4648-32-0x0000000000400000-0x0000000000470000-memory.dmp family_blackshades behavioral2/memory/4648-35-0x0000000000400000-0x0000000000470000-memory.dmp family_blackshades behavioral2/memory/4648-39-0x0000000000400000-0x0000000000470000-memory.dmp family_blackshades behavioral2/memory/4648-42-0x0000000000400000-0x0000000000470000-memory.dmp family_blackshades behavioral2/memory/4648-45-0x0000000000400000-0x0000000000470000-memory.dmp family_blackshades behavioral2/memory/4648-48-0x0000000000400000-0x0000000000470000-memory.dmp family_blackshades behavioral2/memory/4648-55-0x0000000000400000-0x0000000000470000-memory.dmp family_blackshades behavioral2/memory/4648-59-0x0000000000400000-0x0000000000470000-memory.dmp family_blackshades behavioral2/memory/4648-62-0x0000000000400000-0x0000000000470000-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:\Users\Admin\AppData\Local\Temp\Microsoft\uncryp7ed.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Microsoft\\uncryp7ed.exe:*:Enabled:Windows Messanger" 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\List 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 reg.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7a5eab58bb4310fc23b03af65aa66afa.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\JaffaCakes118_7a5eab58bb4310fc23b03af65aa66afa.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 Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" reg.exe - Adds policy Run key to start application 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run vbc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\Windows Drivers = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Microsoft\\uncryp7ed.exe" vbc.exe - 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.
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Active Setup\Installed Components\{CFFEACC9-AC3B-14AB-07AE-D0ECFB4DECDE}\StubPath = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Microsoft\\uncryp7ed.exe" vbc.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{CFFEACC9-AC3B-14AB-07AE-D0ECFB4DECDE} vbc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{CFFEACC9-AC3B-14AB-07AE-D0ECFB4DECDE}\StubPath = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Microsoft\\uncryp7ed.exe" vbc.exe Key created \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Active Setup\Installed Components\{CFFEACC9-AC3B-14AB-07AE-D0ECFB4DECDE} vbc.exe - Executes dropped EXE 1 IoCs
pid Process 4648 vbc.exe - Uses the VBS compiler for execution 1 TTPs
- Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Drivers = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Microsoft\\uncryp7ed.exe" vbc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Drivers = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Microsoft\\uncryp7ed.exe" vbc.exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3300 set thread context of 4648 3300 JaffaCakes118_7a5eab58bb4310fc23b03af65aa66afa.exe 82 - 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 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 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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_7a5eab58bb4310fc23b03af65aa66afa.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vbc.exe - Modifies registry key 1 TTPs 4 IoCs
pid Process 332 reg.exe 1584 reg.exe 2080 reg.exe 3792 reg.exe - Suspicious use of AdjustPrivilegeToken 36 IoCs
description pid Process Token: 1 4648 vbc.exe Token: SeCreateTokenPrivilege 4648 vbc.exe Token: SeAssignPrimaryTokenPrivilege 4648 vbc.exe Token: SeLockMemoryPrivilege 4648 vbc.exe Token: SeIncreaseQuotaPrivilege 4648 vbc.exe Token: SeMachineAccountPrivilege 4648 vbc.exe Token: SeTcbPrivilege 4648 vbc.exe Token: SeSecurityPrivilege 4648 vbc.exe Token: SeTakeOwnershipPrivilege 4648 vbc.exe Token: SeLoadDriverPrivilege 4648 vbc.exe Token: SeSystemProfilePrivilege 4648 vbc.exe Token: SeSystemtimePrivilege 4648 vbc.exe Token: SeProfSingleProcessPrivilege 4648 vbc.exe Token: SeIncBasePriorityPrivilege 4648 vbc.exe Token: SeCreatePagefilePrivilege 4648 vbc.exe Token: SeCreatePermanentPrivilege 4648 vbc.exe Token: SeBackupPrivilege 4648 vbc.exe Token: SeRestorePrivilege 4648 vbc.exe Token: SeShutdownPrivilege 4648 vbc.exe Token: SeDebugPrivilege 4648 vbc.exe Token: SeAuditPrivilege 4648 vbc.exe Token: SeSystemEnvironmentPrivilege 4648 vbc.exe Token: SeChangeNotifyPrivilege 4648 vbc.exe Token: SeRemoteShutdownPrivilege 4648 vbc.exe Token: SeUndockPrivilege 4648 vbc.exe Token: SeSyncAgentPrivilege 4648 vbc.exe Token: SeEnableDelegationPrivilege 4648 vbc.exe Token: SeManageVolumePrivilege 4648 vbc.exe Token: SeImpersonatePrivilege 4648 vbc.exe Token: SeCreateGlobalPrivilege 4648 vbc.exe Token: 31 4648 vbc.exe Token: 32 4648 vbc.exe Token: 33 4648 vbc.exe Token: 34 4648 vbc.exe Token: 35 4648 vbc.exe Token: SeDebugPrivilege 4648 vbc.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 4648 vbc.exe 4648 vbc.exe 4648 vbc.exe - Suspicious use of WriteProcessMemory 34 IoCs
description pid Process procid_target PID 3300 wrote to memory of 4648 3300 JaffaCakes118_7a5eab58bb4310fc23b03af65aa66afa.exe 82 PID 3300 wrote to memory of 4648 3300 JaffaCakes118_7a5eab58bb4310fc23b03af65aa66afa.exe 82 PID 3300 wrote to memory of 4648 3300 JaffaCakes118_7a5eab58bb4310fc23b03af65aa66afa.exe 82 PID 3300 wrote to memory of 4648 3300 JaffaCakes118_7a5eab58bb4310fc23b03af65aa66afa.exe 82 PID 3300 wrote to memory of 4648 3300 JaffaCakes118_7a5eab58bb4310fc23b03af65aa66afa.exe 82 PID 3300 wrote to memory of 4648 3300 JaffaCakes118_7a5eab58bb4310fc23b03af65aa66afa.exe 82 PID 3300 wrote to memory of 4648 3300 JaffaCakes118_7a5eab58bb4310fc23b03af65aa66afa.exe 82 PID 3300 wrote to memory of 4648 3300 JaffaCakes118_7a5eab58bb4310fc23b03af65aa66afa.exe 82 PID 3300 wrote to memory of 4648 3300 JaffaCakes118_7a5eab58bb4310fc23b03af65aa66afa.exe 82 PID 3300 wrote to memory of 4648 3300 JaffaCakes118_7a5eab58bb4310fc23b03af65aa66afa.exe 82 PID 4648 wrote to memory of 2188 4648 vbc.exe 83 PID 4648 wrote to memory of 2188 4648 vbc.exe 83 PID 4648 wrote to memory of 2188 4648 vbc.exe 83 PID 4648 wrote to memory of 1860 4648 vbc.exe 84 PID 4648 wrote to memory of 1860 4648 vbc.exe 84 PID 4648 wrote to memory of 1860 4648 vbc.exe 84 PID 4648 wrote to memory of 2504 4648 vbc.exe 85 PID 4648 wrote to memory of 2504 4648 vbc.exe 85 PID 4648 wrote to memory of 2504 4648 vbc.exe 85 PID 4648 wrote to memory of 4640 4648 vbc.exe 86 PID 4648 wrote to memory of 4640 4648 vbc.exe 86 PID 4648 wrote to memory of 4640 4648 vbc.exe 86 PID 2188 wrote to memory of 332 2188 cmd.exe 91 PID 2188 wrote to memory of 332 2188 cmd.exe 91 PID 2188 wrote to memory of 332 2188 cmd.exe 91 PID 2504 wrote to memory of 1584 2504 cmd.exe 92 PID 2504 wrote to memory of 1584 2504 cmd.exe 92 PID 2504 wrote to memory of 1584 2504 cmd.exe 92 PID 1860 wrote to memory of 2080 1860 cmd.exe 93 PID 1860 wrote to memory of 2080 1860 cmd.exe 93 PID 1860 wrote to memory of 2080 1860 cmd.exe 93 PID 4640 wrote to memory of 3792 4640 cmd.exe 94 PID 4640 wrote to memory of 3792 4640 cmd.exe 94 PID 4640 wrote to memory of 3792 4640 cmd.exe 94
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7a5eab58bb4310fc23b03af65aa66afa.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7a5eab58bb4310fc23b03af65aa66afa.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3300 -
C:\Users\Admin\AppData\Local\Temp\vbc.exeC:\Users\Admin\AppData\Local\Temp\vbc.exe2⤵
- Adds policy Run key to start application
- Boot or Logon Autostart Execution: Active Setup
- Executes dropped EXE
- 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:4648 -
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:2188 -
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:332
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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\Local\Temp\JaffaCakes118_7a5eab58bb4310fc23b03af65aa66afa.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7a5eab58bb4310fc23b03af65aa66afa.exe:*:Enabled:Windows Messanger" /f3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1860 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7a5eab58bb4310fc23b03af65aa66afa.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7a5eab58bb4310fc23b03af65aa66afa.exe:*:Enabled:Windows Messanger" /f4⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:2080
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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:2504 -
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:1584
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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\Local\Temp\Microsoft\uncryp7ed.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\Microsoft\uncryp7ed.exe:*:Enabled:Windows Messanger" /f3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4640 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\Microsoft\uncryp7ed.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\Microsoft\uncryp7ed.exe:*:Enabled:Windows Messanger" /f4⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:3792
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
3Active Setup
1Registry Run Keys / Startup Folder
2Create or Modify System Process
1Windows Service
1Privilege Escalation
Boot or Logon Autostart Execution
3Active Setup
1Registry Run Keys / Startup Folder
2Create or Modify System Process
1Windows Service
1Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\vbc.exe
- Size 1.1MB
- SHA256 b3a37093609f9a20ad60b85a9fa9de2ba674cba9b5bd687729440c70ba619ca0
- MD5 d881de17aa8f2e2c08cbb7b265f928f9
- SHA1 08936aebc87decf0af6e8eada191062b5e65ac2a
- SHA512 5f23bfb1b8740247b36ed0ab741738c7d4c949736129e767213e321607d1ccd3e3a8428e4ba44bd28a275b5e3f6206285b1a522514b7ef7ea5e698d90a713d34
- SSDEEP 24576:jp2silPBMIXGWClfuRcUGIJYK15Qs/QZM:jp2sMO7VzUTJH15QFZM
- MD5 SHA1 SHA512 SSDEEP