Analysis
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max time kernel
148s -
max time network
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platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
26/02/2025, 10:08
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_253507afe0df86a8ebb94bc53d95642d.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JaffaCakes118_253507afe0df86a8ebb94bc53d95642d.exe
Resource
win10v2004-20250217-en
General
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Target
JaffaCakes118_253507afe0df86a8ebb94bc53d95642d.exe
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Size
280KB
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MD5
253507afe0df86a8ebb94bc53d95642d
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SHA1
cea1f9a0468cd58fecab536f822483f5d7bd0619
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SHA256
733db86b3ebceee1b42aa2f2276a867aa4446159e3dcf69c9de1f9ed69786c32
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SHA512
c7638e26a366f8a86685cdd8d24b5930de44190b57403f2ba62541c2f6c9ac8941029b31b1237c19a3f5dbabede91bd492206daaf60002786f9969a6f3e80d04
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SSDEEP
6144:Hjm3uNscr3+wwsQkrGiwnxRVO0DwtmoXdPC1w:HjS4s40sQEtsq0kt
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 13 IoCs
resource yara_rule behavioral1/memory/2332-14-0x0000000000400000-0x00000000005D8000-memory.dmp family_blackshades behavioral1/memory/2332-13-0x0000000000400000-0x00000000005D8000-memory.dmp family_blackshades behavioral1/memory/2332-23-0x0000000000400000-0x00000000005D8000-memory.dmp family_blackshades behavioral1/memory/2332-28-0x0000000000400000-0x00000000005D8000-memory.dmp family_blackshades behavioral1/memory/2332-30-0x0000000000400000-0x00000000005D8000-memory.dmp family_blackshades behavioral1/memory/2332-31-0x0000000000400000-0x00000000005D8000-memory.dmp family_blackshades behavioral1/memory/2332-32-0x0000000000400000-0x00000000005D8000-memory.dmp family_blackshades behavioral1/memory/2332-33-0x0000000000400000-0x00000000005D8000-memory.dmp family_blackshades behavioral1/memory/2332-35-0x0000000000400000-0x00000000005D8000-memory.dmp family_blackshades behavioral1/memory/2332-36-0x0000000000400000-0x00000000005D8000-memory.dmp family_blackshades behavioral1/memory/2332-38-0x0000000000400000-0x00000000005D8000-memory.dmp family_blackshades behavioral1/memory/2332-39-0x0000000000400000-0x00000000005D8000-memory.dmp family_blackshades behavioral1/memory/2332-40-0x0000000000400000-0x00000000005D8000-memory.dmp family_blackshades -
Modifies firewall policy service 3 TTPs 8 IoCs
description ioc Process 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:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe = "C:\\Windows\\Microsoft.NET\\Framework\\v2.0.50727\\cvtres.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 Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Roaming\kim.exe = "C:\\Users\\Admin\\AppData\\Roaming\\kim.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 -
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 cvtres.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\KimChanJun = "C:\\Users\\Admin\\AppData\\Roaming\\kim.exe" cvtres.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\{BD1FAA09-FD5E-2E00-EAB1-2EDDEBEF8AAA} cvtres.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{BD1FAA09-FD5E-2E00-EAB1-2EDDEBEF8AAA}\StubPath = "C:\\Users\\Admin\\AppData\\Roaming\\kim.exe" cvtres.exe Key created \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\SOFTWARE\Microsoft\Active Setup\Installed Components\{BD1FAA09-FD5E-2E00-EAB1-2EDDEBEF8AAA} cvtres.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Active Setup\Installed Components\{BD1FAA09-FD5E-2E00-EAB1-2EDDEBEF8AAA}\StubPath = "C:\\Users\\Admin\\AppData\\Roaming\\kim.exe" cvtres.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\KimChanJun = "C:\\Users\\Admin\\AppData\\Roaming\\kim.exe" cvtres.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\KimChanJun = "C:\\Users\\Admin\\AppData\\Roaming\\kim.exe" cvtres.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1112 set thread context of 2332 1112 JaffaCakes118_253507afe0df86a8ebb94bc53d95642d.exe 30 -
resource yara_rule behavioral1/memory/2332-9-0x0000000000400000-0x00000000005D8000-memory.dmp upx behavioral1/memory/2332-12-0x0000000000400000-0x00000000005D8000-memory.dmp upx behavioral1/memory/2332-14-0x0000000000400000-0x00000000005D8000-memory.dmp upx behavioral1/memory/2332-13-0x0000000000400000-0x00000000005D8000-memory.dmp upx behavioral1/memory/2332-6-0x0000000000400000-0x00000000005D8000-memory.dmp upx behavioral1/memory/2332-5-0x0000000000400000-0x00000000005D8000-memory.dmp upx behavioral1/memory/2332-23-0x0000000000400000-0x00000000005D8000-memory.dmp upx behavioral1/memory/2332-28-0x0000000000400000-0x00000000005D8000-memory.dmp upx behavioral1/memory/2332-30-0x0000000000400000-0x00000000005D8000-memory.dmp upx behavioral1/memory/2332-31-0x0000000000400000-0x00000000005D8000-memory.dmp upx behavioral1/memory/2332-32-0x0000000000400000-0x00000000005D8000-memory.dmp upx behavioral1/memory/2332-33-0x0000000000400000-0x00000000005D8000-memory.dmp upx behavioral1/memory/2332-35-0x0000000000400000-0x00000000005D8000-memory.dmp upx behavioral1/memory/2332-36-0x0000000000400000-0x00000000005D8000-memory.dmp upx behavioral1/memory/2332-38-0x0000000000400000-0x00000000005D8000-memory.dmp upx behavioral1/memory/2332-39-0x0000000000400000-0x00000000005D8000-memory.dmp upx behavioral1/memory/2332-40-0x0000000000400000-0x00000000005D8000-memory.dmp upx -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe cvtres.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 cmd.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 JaffaCakes118_253507afe0df86a8ebb94bc53d95642d.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 cvtres.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Modifies registry key 1 TTPs 4 IoCs
pid Process 2796 reg.exe 2748 reg.exe 2864 reg.exe 2800 reg.exe -
Suspicious use of AdjustPrivilegeToken 36 IoCs
description pid Process Token: 1 2332 cvtres.exe Token: SeCreateTokenPrivilege 2332 cvtres.exe Token: SeAssignPrimaryTokenPrivilege 2332 cvtres.exe Token: SeLockMemoryPrivilege 2332 cvtres.exe Token: SeIncreaseQuotaPrivilege 2332 cvtres.exe Token: SeMachineAccountPrivilege 2332 cvtres.exe Token: SeTcbPrivilege 2332 cvtres.exe Token: SeSecurityPrivilege 2332 cvtres.exe Token: SeTakeOwnershipPrivilege 2332 cvtres.exe Token: SeLoadDriverPrivilege 2332 cvtres.exe Token: SeSystemProfilePrivilege 2332 cvtres.exe Token: SeSystemtimePrivilege 2332 cvtres.exe Token: SeProfSingleProcessPrivilege 2332 cvtres.exe Token: SeIncBasePriorityPrivilege 2332 cvtres.exe Token: SeCreatePagefilePrivilege 2332 cvtres.exe Token: SeCreatePermanentPrivilege 2332 cvtres.exe Token: SeBackupPrivilege 2332 cvtres.exe Token: SeRestorePrivilege 2332 cvtres.exe Token: SeShutdownPrivilege 2332 cvtres.exe Token: SeDebugPrivilege 2332 cvtres.exe Token: SeAuditPrivilege 2332 cvtres.exe Token: SeSystemEnvironmentPrivilege 2332 cvtres.exe Token: SeChangeNotifyPrivilege 2332 cvtres.exe Token: SeRemoteShutdownPrivilege 2332 cvtres.exe Token: SeUndockPrivilege 2332 cvtres.exe Token: SeSyncAgentPrivilege 2332 cvtres.exe Token: SeEnableDelegationPrivilege 2332 cvtres.exe Token: SeManageVolumePrivilege 2332 cvtres.exe Token: SeImpersonatePrivilege 2332 cvtres.exe Token: SeCreateGlobalPrivilege 2332 cvtres.exe Token: 31 2332 cvtres.exe Token: 32 2332 cvtres.exe Token: 33 2332 cvtres.exe Token: 34 2332 cvtres.exe Token: 35 2332 cvtres.exe Token: SeDebugPrivilege 2332 cvtres.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 2332 cvtres.exe 2332 cvtres.exe 2332 cvtres.exe -
Suspicious use of WriteProcessMemory 40 IoCs
description pid Process procid_target PID 1112 wrote to memory of 2332 1112 JaffaCakes118_253507afe0df86a8ebb94bc53d95642d.exe 30 PID 1112 wrote to memory of 2332 1112 JaffaCakes118_253507afe0df86a8ebb94bc53d95642d.exe 30 PID 1112 wrote to memory of 2332 1112 JaffaCakes118_253507afe0df86a8ebb94bc53d95642d.exe 30 PID 1112 wrote to memory of 2332 1112 JaffaCakes118_253507afe0df86a8ebb94bc53d95642d.exe 30 PID 1112 wrote to memory of 2332 1112 JaffaCakes118_253507afe0df86a8ebb94bc53d95642d.exe 30 PID 1112 wrote to memory of 2332 1112 JaffaCakes118_253507afe0df86a8ebb94bc53d95642d.exe 30 PID 1112 wrote to memory of 2332 1112 JaffaCakes118_253507afe0df86a8ebb94bc53d95642d.exe 30 PID 1112 wrote to memory of 2332 1112 JaffaCakes118_253507afe0df86a8ebb94bc53d95642d.exe 30 PID 2332 wrote to memory of 580 2332 cvtres.exe 32 PID 2332 wrote to memory of 580 2332 cvtres.exe 32 PID 2332 wrote to memory of 580 2332 cvtres.exe 32 PID 2332 wrote to memory of 580 2332 cvtres.exe 32 PID 2332 wrote to memory of 2728 2332 cvtres.exe 33 PID 2332 wrote to memory of 2728 2332 cvtres.exe 33 PID 2332 wrote to memory of 2728 2332 cvtres.exe 33 PID 2332 wrote to memory of 2728 2332 cvtres.exe 33 PID 2332 wrote to memory of 2716 2332 cvtres.exe 34 PID 2332 wrote to memory of 2716 2332 cvtres.exe 34 PID 2332 wrote to memory of 2716 2332 cvtres.exe 34 PID 2332 wrote to memory of 2716 2332 cvtres.exe 34 PID 2332 wrote to memory of 2788 2332 cvtres.exe 35 PID 2332 wrote to memory of 2788 2332 cvtres.exe 35 PID 2332 wrote to memory of 2788 2332 cvtres.exe 35 PID 2332 wrote to memory of 2788 2332 cvtres.exe 35 PID 2788 wrote to memory of 2864 2788 cmd.exe 40 PID 2788 wrote to memory of 2864 2788 cmd.exe 40 PID 2788 wrote to memory of 2864 2788 cmd.exe 40 PID 2788 wrote to memory of 2864 2788 cmd.exe 40 PID 2728 wrote to memory of 2748 2728 cmd.exe 41 PID 2728 wrote to memory of 2748 2728 cmd.exe 41 PID 2728 wrote to memory of 2748 2728 cmd.exe 41 PID 2728 wrote to memory of 2748 2728 cmd.exe 41 PID 2716 wrote to memory of 2796 2716 cmd.exe 42 PID 2716 wrote to memory of 2796 2716 cmd.exe 42 PID 2716 wrote to memory of 2796 2716 cmd.exe 42 PID 2716 wrote to memory of 2796 2716 cmd.exe 42 PID 580 wrote to memory of 2800 580 cmd.exe 43 PID 580 wrote to memory of 2800 580 cmd.exe 43 PID 580 wrote to memory of 2800 580 cmd.exe 43 PID 580 wrote to memory of 2800 580 cmd.exe 43
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_253507afe0df86a8ebb94bc53d95642d.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_253507afe0df86a8ebb94bc53d95642d.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1112 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exeC:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe2⤵
- Adds policy Run key to start application
- Boot or Logon Autostart Execution: Active Setup
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2332 -
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:580 -
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:2800
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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\cvtres.exe" /t REG_SZ /d "C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe:*:Enabled:Windows Messanger" /f3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2728 -
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\cvtres.exe" /t REG_SZ /d "C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe:*:Enabled:Windows Messanger" /f4⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:2748
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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:2716 -
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:2796
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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\kim.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\kim.exe:*:Enabled:Windows Messanger" /f3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2788 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\kim.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\kim.exe:*:Enabled:Windows Messanger" /f4⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:2864
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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
1