Analysis
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max time kernel
140s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
10-12-2024 02:11
Static task
static1
Behavioral task
behavioral1
Sample
dc8977a16719dab70a36d4bd0f1a7ea2_JaffaCakes118.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
dc8977a16719dab70a36d4bd0f1a7ea2_JaffaCakes118.exe
Resource
win10v2004-20241007-en
General
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Target
dc8977a16719dab70a36d4bd0f1a7ea2_JaffaCakes118.exe
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Size
158KB
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MD5
dc8977a16719dab70a36d4bd0f1a7ea2
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SHA1
2677b74ee837fb78a794d8cae7fa41c6ca1bbf14
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SHA256
0eba4a332cb162f33e0368f1fac0f01a2cd72873055a7485413f536a44aa0218
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SHA512
70c95a1bd048b1b397d580505e08f2d3d934b09f4bab0372ff060fe26c6111a391676ebd59befb44309043c76df3ec6af84a64bf7fd31a3642b7e4ad43040a10
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SSDEEP
3072:zv5lmIoUsJiRvjAZrrF7EJXBPCisvrbviOkAgJQj:zxnoULRvEVlEvAvP1KQ
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\DoNotAllowExceptions = "0" unwise_.exe 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 -
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 4376 netsh.exe 2352 netsh.exe 4380 netsh.exe 2996 netsh.exe 3208 netsh.exe 1648 netsh.exe 5112 netsh.exe -
Deletes itself 1 IoCs
pid Process 3608 unwise_.exe -
Executes dropped EXE 1 IoCs
pid Process 3608 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 dc8977a16719dab70a36d4bd0f1a7ea2_JaffaCakes118.exe File opened for modification C:\Windows\Fonts\unwise_.exe dc8977a16719dab70a36d4bd0f1a7ea2_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 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 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 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 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 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 opened \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 -
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 dc8977a16719dab70a36d4bd0f1a7ea2_JaffaCakes118.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 unwise_.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\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 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 -
Suspicious use of AdjustPrivilegeToken 11 IoCs
description pid Process Token: 33 4900 dc8977a16719dab70a36d4bd0f1a7ea2_JaffaCakes118.exe Token: SeIncBasePriorityPrivilege 4900 dc8977a16719dab70a36d4bd0f1a7ea2_JaffaCakes118.exe Token: 33 3608 unwise_.exe Token: SeIncBasePriorityPrivilege 3608 unwise_.exe Token: SeBackupPrivilege 3608 unwise_.exe Token: SeSecurityPrivilege 3608 unwise_.exe Token: SeSecurityPrivilege 3608 unwise_.exe Token: SeBackupPrivilege 3608 unwise_.exe Token: SeSecurityPrivilege 3608 unwise_.exe Token: SeBackupPrivilege 3608 unwise_.exe Token: SeSecurityPrivilege 3608 unwise_.exe -
Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 3608 wrote to memory of 4380 3608 unwise_.exe 85 PID 3608 wrote to memory of 4380 3608 unwise_.exe 85 PID 3608 wrote to memory of 4380 3608 unwise_.exe 85 PID 3608 wrote to memory of 2996 3608 unwise_.exe 87 PID 3608 wrote to memory of 2996 3608 unwise_.exe 87 PID 3608 wrote to memory of 2996 3608 unwise_.exe 87 PID 3608 wrote to memory of 3208 3608 unwise_.exe 89 PID 3608 wrote to memory of 3208 3608 unwise_.exe 89 PID 3608 wrote to memory of 3208 3608 unwise_.exe 89 PID 3608 wrote to memory of 1648 3608 unwise_.exe 91 PID 3608 wrote to memory of 1648 3608 unwise_.exe 91 PID 3608 wrote to memory of 1648 3608 unwise_.exe 91 PID 3608 wrote to memory of 5112 3608 unwise_.exe 92 PID 3608 wrote to memory of 5112 3608 unwise_.exe 92 PID 3608 wrote to memory of 5112 3608 unwise_.exe 92 PID 3608 wrote to memory of 4376 3608 unwise_.exe 95 PID 3608 wrote to memory of 4376 3608 unwise_.exe 95 PID 3608 wrote to memory of 4376 3608 unwise_.exe 95 PID 3608 wrote to memory of 2352 3608 unwise_.exe 97 PID 3608 wrote to memory of 2352 3608 unwise_.exe 97 PID 3608 wrote to memory of 2352 3608 unwise_.exe 97
Processes
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C:\Users\Admin\AppData\Local\Temp\dc8977a16719dab70a36d4bd0f1a7ea2_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\dc8977a16719dab70a36d4bd0f1a7ea2_JaffaCakes118.exe"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4900
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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:3608 -
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:4380
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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:2996
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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:3208
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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:1648
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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:5112
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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:4376
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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:2352
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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
158KB
MD5dc8977a16719dab70a36d4bd0f1a7ea2
SHA12677b74ee837fb78a794d8cae7fa41c6ca1bbf14
SHA2560eba4a332cb162f33e0368f1fac0f01a2cd72873055a7485413f536a44aa0218
SHA51270c95a1bd048b1b397d580505e08f2d3d934b09f4bab0372ff060fe26c6111a391676ebd59befb44309043c76df3ec6af84a64bf7fd31a3642b7e4ad43040a10