Analysis
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max time kernel
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max time network
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platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
14/02/2025, 04:08
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_f35f615e9ef3e6b149ca9231ba44f5a5.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
JaffaCakes118_f35f615e9ef3e6b149ca9231ba44f5a5.exe
Resource
win10v2004-20250211-en
General
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Target
JaffaCakes118_f35f615e9ef3e6b149ca9231ba44f5a5.exe
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Size
532KB
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MD5
f35f615e9ef3e6b149ca9231ba44f5a5
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SHA1
457d866a8e3c77068705d171cb278fc916709e86
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SHA256
009a051c04943e14465ace1e70616e72c19a29683283e25639e78fa32057d3ff
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SHA512
125b1f0665cd17afa77068676df08b0c76d571ba79c180fa5b97e89a6727d10673789be9513e292bb898f7ec96951a0662128e35cc6071c225d4ac74b49724d0
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SSDEEP
12288:gY4wb99Sp/gm8mDavN6f3kemnUrDMinPZEwtQ7Ui4686OhAD+0MOZk8JH2VkX:gm9IgmgvN6fUemnUPMixEw2Ac87GD+0X
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 12 IoCs
resource yara_rule behavioral1/memory/2920-26-0x0000000000400000-0x0000000000459000-memory.dmp family_blackshades behavioral1/memory/2920-22-0x0000000000400000-0x0000000000459000-memory.dmp family_blackshades behavioral1/memory/2920-38-0x0000000000400000-0x0000000000459000-memory.dmp family_blackshades behavioral1/memory/2920-39-0x0000000000400000-0x0000000000459000-memory.dmp family_blackshades behavioral1/memory/2920-40-0x0000000000400000-0x0000000000459000-memory.dmp family_blackshades behavioral1/memory/2920-41-0x0000000000400000-0x0000000000459000-memory.dmp family_blackshades behavioral1/memory/2920-43-0x0000000000400000-0x0000000000459000-memory.dmp family_blackshades behavioral1/memory/2920-45-0x0000000000400000-0x0000000000459000-memory.dmp family_blackshades behavioral1/memory/2920-47-0x0000000000400000-0x0000000000459000-memory.dmp family_blackshades behavioral1/memory/2920-51-0x0000000000400000-0x0000000000459000-memory.dmp family_blackshades behavioral1/memory/2920-53-0x0000000000400000-0x0000000000459000-memory.dmp family_blackshades behavioral1/memory/2920-58-0x0000000000400000-0x0000000000459000-memory.dmp family_blackshades -
Modifies firewall policy service 3 TTPs 8 IoCs
description ioc Process 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 Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Roaming\csrss.exe = "C:\\Users\\Admin\\AppData\\Roaming\\csrss.exe:*:Enabled:Windows Messanger" 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\local.exe = "C:\\Users\\Admin\\AppData\\Roaming\\local.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 reg.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 Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{1BD94DF7-A5DF-CCF8-EFD0-577AAFCC185B} csrss.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{1BD94DF7-A5DF-CCF8-EFD0-577AAFCC185B}\StubPath = "C:\\Users\\Admin\\AppData\\Roaming\\local.exe" csrss.exe Key created \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\SOFTWARE\Microsoft\Active Setup\Installed Components\{1BD94DF7-A5DF-CCF8-EFD0-577AAFCC185B} csrss.exe Set value (str) \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Active Setup\Installed Components\{1BD94DF7-A5DF-CCF8-EFD0-577AAFCC185B}\StubPath = "C:\\Users\\Admin\\AppData\\Roaming\\local.exe" csrss.exe -
Executes dropped EXE 1 IoCs
pid Process 2920 csrss.exe -
Loads dropped DLL 5 IoCs
pid Process 2528 JaffaCakes118_f35f615e9ef3e6b149ca9231ba44f5a5.exe 2528 JaffaCakes118_f35f615e9ef3e6b149ca9231ba44f5a5.exe 2528 JaffaCakes118_f35f615e9ef3e6b149ca9231ba44f5a5.exe 2528 JaffaCakes118_f35f615e9ef3e6b149ca9231ba44f5a5.exe 2528 JaffaCakes118_f35f615e9ef3e6b149ca9231ba44f5a5.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2528 set thread context of 2920 2528 JaffaCakes118_f35f615e9ef3e6b149ca9231ba44f5a5.exe 30 -
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 csrss.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_f35f615e9ef3e6b149ca9231ba44f5a5.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe -
Modifies registry key 1 TTPs 4 IoCs
pid Process 2192 reg.exe 2540 reg.exe 2552 reg.exe 1336 reg.exe -
Suspicious use of AdjustPrivilegeToken 36 IoCs
description pid Process Token: 1 2920 csrss.exe Token: SeCreateTokenPrivilege 2920 csrss.exe Token: SeAssignPrimaryTokenPrivilege 2920 csrss.exe Token: SeLockMemoryPrivilege 2920 csrss.exe Token: SeIncreaseQuotaPrivilege 2920 csrss.exe Token: SeMachineAccountPrivilege 2920 csrss.exe Token: SeTcbPrivilege 2920 csrss.exe Token: SeSecurityPrivilege 2920 csrss.exe Token: SeTakeOwnershipPrivilege 2920 csrss.exe Token: SeLoadDriverPrivilege 2920 csrss.exe Token: SeSystemProfilePrivilege 2920 csrss.exe Token: SeSystemtimePrivilege 2920 csrss.exe Token: SeProfSingleProcessPrivilege 2920 csrss.exe Token: SeIncBasePriorityPrivilege 2920 csrss.exe Token: SeCreatePagefilePrivilege 2920 csrss.exe Token: SeCreatePermanentPrivilege 2920 csrss.exe Token: SeBackupPrivilege 2920 csrss.exe Token: SeRestorePrivilege 2920 csrss.exe Token: SeShutdownPrivilege 2920 csrss.exe Token: SeDebugPrivilege 2920 csrss.exe Token: SeAuditPrivilege 2920 csrss.exe Token: SeSystemEnvironmentPrivilege 2920 csrss.exe Token: SeChangeNotifyPrivilege 2920 csrss.exe Token: SeRemoteShutdownPrivilege 2920 csrss.exe Token: SeUndockPrivilege 2920 csrss.exe Token: SeSyncAgentPrivilege 2920 csrss.exe Token: SeEnableDelegationPrivilege 2920 csrss.exe Token: SeManageVolumePrivilege 2920 csrss.exe Token: SeImpersonatePrivilege 2920 csrss.exe Token: SeCreateGlobalPrivilege 2920 csrss.exe Token: 31 2920 csrss.exe Token: 32 2920 csrss.exe Token: 33 2920 csrss.exe Token: 34 2920 csrss.exe Token: 35 2920 csrss.exe Token: SeDebugPrivilege 2920 csrss.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 2920 csrss.exe 2920 csrss.exe 2920 csrss.exe -
Suspicious use of WriteProcessMemory 40 IoCs
description pid Process procid_target PID 2528 wrote to memory of 2920 2528 JaffaCakes118_f35f615e9ef3e6b149ca9231ba44f5a5.exe 30 PID 2528 wrote to memory of 2920 2528 JaffaCakes118_f35f615e9ef3e6b149ca9231ba44f5a5.exe 30 PID 2528 wrote to memory of 2920 2528 JaffaCakes118_f35f615e9ef3e6b149ca9231ba44f5a5.exe 30 PID 2528 wrote to memory of 2920 2528 JaffaCakes118_f35f615e9ef3e6b149ca9231ba44f5a5.exe 30 PID 2528 wrote to memory of 2920 2528 JaffaCakes118_f35f615e9ef3e6b149ca9231ba44f5a5.exe 30 PID 2528 wrote to memory of 2920 2528 JaffaCakes118_f35f615e9ef3e6b149ca9231ba44f5a5.exe 30 PID 2528 wrote to memory of 2920 2528 JaffaCakes118_f35f615e9ef3e6b149ca9231ba44f5a5.exe 30 PID 2528 wrote to memory of 2920 2528 JaffaCakes118_f35f615e9ef3e6b149ca9231ba44f5a5.exe 30 PID 2920 wrote to memory of 636 2920 csrss.exe 31 PID 2920 wrote to memory of 636 2920 csrss.exe 31 PID 2920 wrote to memory of 636 2920 csrss.exe 31 PID 2920 wrote to memory of 636 2920 csrss.exe 31 PID 2920 wrote to memory of 2792 2920 csrss.exe 32 PID 2920 wrote to memory of 2792 2920 csrss.exe 32 PID 2920 wrote to memory of 2792 2920 csrss.exe 32 PID 2920 wrote to memory of 2792 2920 csrss.exe 32 PID 2920 wrote to memory of 2884 2920 csrss.exe 34 PID 2920 wrote to memory of 2884 2920 csrss.exe 34 PID 2920 wrote to memory of 2884 2920 csrss.exe 34 PID 2920 wrote to memory of 2884 2920 csrss.exe 34 PID 2920 wrote to memory of 2824 2920 csrss.exe 36 PID 2920 wrote to memory of 2824 2920 csrss.exe 36 PID 2920 wrote to memory of 2824 2920 csrss.exe 36 PID 2920 wrote to memory of 2824 2920 csrss.exe 36 PID 636 wrote to memory of 2540 636 cmd.exe 41 PID 636 wrote to memory of 2540 636 cmd.exe 41 PID 636 wrote to memory of 2540 636 cmd.exe 41 PID 636 wrote to memory of 2540 636 cmd.exe 41 PID 2792 wrote to memory of 1336 2792 cmd.exe 39 PID 2792 wrote to memory of 1336 2792 cmd.exe 39 PID 2792 wrote to memory of 1336 2792 cmd.exe 39 PID 2792 wrote to memory of 1336 2792 cmd.exe 39 PID 2824 wrote to memory of 2192 2824 cmd.exe 42 PID 2884 wrote to memory of 2552 2884 cmd.exe 40 PID 2824 wrote to memory of 2192 2824 cmd.exe 42 PID 2824 wrote to memory of 2192 2824 cmd.exe 42 PID 2824 wrote to memory of 2192 2824 cmd.exe 42 PID 2884 wrote to memory of 2552 2884 cmd.exe 40 PID 2884 wrote to memory of 2552 2884 cmd.exe 40 PID 2884 wrote to memory of 2552 2884 cmd.exe 40
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f35f615e9ef3e6b149ca9231ba44f5a5.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f35f615e9ef3e6b149ca9231ba44f5a5.exe"1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2528 -
C:\Users\Admin\AppData\Roaming\csrss.exeC:\Users\Admin\AppData\Roaming\csrss.exe2⤵
- Boot or Logon Autostart Execution: Active Setup
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2920 -
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:636 -
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:2540
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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\csrss.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\csrss.exe:*:Enabled:Windows Messanger" /f3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2792 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\csrss.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\csrss.exe:*:Enabled:Windows Messanger" /f4⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:1336
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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:2884 -
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:2552
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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\local.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\local.exe:*:Enabled:Windows Messanger" /f3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2824 -
C:\Windows\SysWOW64\reg.exeREG 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" /f4⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:2192
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Active Setup
1Create or Modify System Process
1Windows Service
1Privilege Escalation
Boot or Logon Autostart Execution
1Active Setup
1Create or Modify System Process
1Windows Service
1Replay Monitor
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Downloads
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Filesize
14KB
MD59a52fa5c6808030bb7da38600efd120b
SHA17169d46e1ba6615049e4672218aad8df5d8dc51c
SHA25649fd0e58f38e168384ab018ecee80306ac15232caec842e9f4554c8092593483
SHA5127563fe497bc254f86460a3704b2c090b85b8c9b0926b8835301e6a09626c2b6492eb764771dcf56c4902d34789566756aa60369377d9c2a57d5fbb24e955127a
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Filesize
16KB
MD5d6d07e6938d8cf0181ebe5e26b2cd8cf
SHA1534f2b8dacfc282abfa92469aa1209c6ab891a44
SHA256bd0dcf9172a64c1252b6981fefce79c9453f4e78a8a70e0e68a73b31acdb2345
SHA5125a1cd880b39a7919d56971a3a236283976e8b723c71bf520aedf468a6290db88dff8f85a6c83ca2522f04ea46e0ccea975512daa1de7b1926687b4db95918696