Analysis
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max time kernel
149s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
03/11/2024, 22:16
Static task
static1
Behavioral task
behavioral1
Sample
8dbf1f129c04ce0b601405cd62ae1a31_JaffaCakes118.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
8dbf1f129c04ce0b601405cd62ae1a31_JaffaCakes118.exe
Resource
win10v2004-20241007-en
General
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Target
8dbf1f129c04ce0b601405cd62ae1a31_JaffaCakes118.exe
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Size
171KB
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MD5
8dbf1f129c04ce0b601405cd62ae1a31
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SHA1
98dd02f973985cf0b095e1bb239895b92809c822
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SHA256
1dd7c70148d74fdecbeb2db274c1e25163c3c62b3bfbfafada89cf83070ffe8d
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SHA512
6a1ec43b6cc8495a519fa39abb1379ebfe1ae1b3d751e475b11c0a87cbdf476f255e1d525a94d575ea7eb2f47d6d8b07d526f2f2e8a19ee58296872873595a83
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SSDEEP
3072:ukfkXP5KTx+KJDvTcNE/NgyJnDIBetryV1DC5jiq:ukMkAKdvTDgyD0OL5ji
Malware Config
Extracted
metasploit
encoder/call4_dword_xor
Signatures
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MetaSploit
Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.
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Metasploit family
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Modifies firewall policy service 3 TTPs 8 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" unwise_.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile unwise_.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\EnableFirewall = "0" unwise_.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\DoNotAllowExceptions = "0" unwise_.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\DisableNotifications = "1" unwise_.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile unwise_.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" unwise_.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" unwise_.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" unwise_.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" unwise_.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" unwise_.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" unwise_.exe -
Modifies Windows Firewall 2 TTPs 7 IoCs
pid Process 2176 netsh.exe 2356 netsh.exe 4132 netsh.exe 976 netsh.exe 4840 netsh.exe 4800 netsh.exe 2388 netsh.exe -
Deletes itself 1 IoCs
pid Process 4576 unwise_.exe -
Executes dropped EXE 1 IoCs
pid Process 4576 unwise_.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" unwise_.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" unwise_.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" unwise_.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" unwise_.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\Fonts\unwise_.exe 8dbf1f129c04ce0b601405cd62ae1a31_JaffaCakes118.exe File opened for modification C:\Windows\Fonts\unwise_.exe 8dbf1f129c04ce0b601405cd62ae1a31_JaffaCakes118.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Event Triggered Execution: Netsh Helper DLL 1 TTPs 21 IoCs
Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.
description ioc Process Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key queried \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key value enumerated \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key queried \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key value enumerated \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key queried \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key value enumerated \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key value enumerated \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key value enumerated \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key queried \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key queried \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key queried \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key queried \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key value enumerated \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key value enumerated \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe -
System Location Discovery: System Language Discovery 1 TTPs 9 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 netsh.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8dbf1f129c04ce0b601405cd62ae1a31_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language unwise_.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe -
Modifies data under HKEY_USERS 8 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings unwise_.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\MaxConnectionsPer1_0Server = "65534" unwise_.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\MaxConnectionsPerServer = "65534" unwise_.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ unwise_.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" unwise_.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" unwise_.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" unwise_.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" unwise_.exe -
Suspicious use of AdjustPrivilegeToken 11 IoCs
description pid Process Token: 33 2552 8dbf1f129c04ce0b601405cd62ae1a31_JaffaCakes118.exe Token: SeIncBasePriorityPrivilege 2552 8dbf1f129c04ce0b601405cd62ae1a31_JaffaCakes118.exe Token: 33 4576 unwise_.exe Token: SeIncBasePriorityPrivilege 4576 unwise_.exe Token: SeBackupPrivilege 4576 unwise_.exe Token: SeSecurityPrivilege 4576 unwise_.exe Token: SeSecurityPrivilege 4576 unwise_.exe Token: SeBackupPrivilege 4576 unwise_.exe Token: SeSecurityPrivilege 4576 unwise_.exe Token: SeBackupPrivilege 4576 unwise_.exe Token: SeSecurityPrivilege 4576 unwise_.exe -
Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 4576 wrote to memory of 976 4576 unwise_.exe 96 PID 4576 wrote to memory of 976 4576 unwise_.exe 96 PID 4576 wrote to memory of 976 4576 unwise_.exe 96 PID 4576 wrote to memory of 4840 4576 unwise_.exe 97 PID 4576 wrote to memory of 4840 4576 unwise_.exe 97 PID 4576 wrote to memory of 4840 4576 unwise_.exe 97 PID 4576 wrote to memory of 4800 4576 unwise_.exe 101 PID 4576 wrote to memory of 4800 4576 unwise_.exe 101 PID 4576 wrote to memory of 4800 4576 unwise_.exe 101 PID 4576 wrote to memory of 2388 4576 unwise_.exe 103 PID 4576 wrote to memory of 2388 4576 unwise_.exe 103 PID 4576 wrote to memory of 2388 4576 unwise_.exe 103 PID 4576 wrote to memory of 2176 4576 unwise_.exe 105 PID 4576 wrote to memory of 2176 4576 unwise_.exe 105 PID 4576 wrote to memory of 2176 4576 unwise_.exe 105 PID 4576 wrote to memory of 2356 4576 unwise_.exe 107 PID 4576 wrote to memory of 2356 4576 unwise_.exe 107 PID 4576 wrote to memory of 2356 4576 unwise_.exe 107 PID 4576 wrote to memory of 4132 4576 unwise_.exe 109 PID 4576 wrote to memory of 4132 4576 unwise_.exe 109 PID 4576 wrote to memory of 4132 4576 unwise_.exe 109
Processes
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C:\Users\Admin\AppData\Local\Temp\8dbf1f129c04ce0b601405cd62ae1a31_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\8dbf1f129c04ce0b601405cd62ae1a31_JaffaCakes118.exe"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2552
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C:\Windows\Fonts\unwise_.exe"C:\Windows\Fonts\unwise_.exe"1⤵
- Modifies firewall policy service
- Windows security bypass
- Deletes itself
- Executes dropped EXE
- Windows security modification
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4576 -
C:\Windows\SysWOW64\netsh.exe"C:\Windows\System32\netsh.exe" firewall set portopening TCP 445 NB2⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
PID:976
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C:\Windows\SysWOW64\netsh.exe"C:\Windows\System32\netsh.exe" firewall set portopening TCP 139 NB2⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
PID:4840
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C:\Windows\SysWOW64\netsh.exe"C:\Windows\System32\netsh.exe" firewall set portopening TCP 1013 BS2⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
PID:4800
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C:\Windows\SysWOW64\netsh.exe"C:\Windows\System32\netsh.exe" firewall set portopening TCP 9999 PORT12⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
PID:2388
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C:\Windows\SysWOW64\netsh.exe"C:\Windows\System32\netsh.exe" firewall set portopening TCP 9991 PORT22⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
PID:2176
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C:\Windows\SysWOW64\netsh.exe"C:\Windows\System32\netsh.exe" firewall add allowedprogram "C:\Windows\Fonts\unwise_.exe" workstation ENABLE ALL2⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
PID:2356
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C:\Windows\SysWOW64\netsh.exe"C:\Windows\System32\netsh.exe" firewall set allowedprogram "C:\Windows\Fonts\unwise_.exe" workstation ENABLE ALL2⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
PID:4132
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Network
MITRE ATT&CK Enterprise v15
Persistence
Create or Modify System Process
2Windows Service
2Event Triggered Execution
1Netsh Helper DLL
1Privilege Escalation
Create or Modify System Process
2Windows Service
2Event Triggered Execution
1Netsh Helper DLL
1Defense Evasion
Impair Defenses
4Disable or Modify System Firewall
2Disable or Modify Tools
2Modify Registry
3Replay Monitor
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Downloads
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Filesize
171KB
MD58dbf1f129c04ce0b601405cd62ae1a31
SHA198dd02f973985cf0b095e1bb239895b92809c822
SHA2561dd7c70148d74fdecbeb2db274c1e25163c3c62b3bfbfafada89cf83070ffe8d
SHA5126a1ec43b6cc8495a519fa39abb1379ebfe1ae1b3d751e475b11c0a87cbdf476f255e1d525a94d575ea7eb2f47d6d8b07d526f2f2e8a19ee58296872873595a83