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Analysis
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max time kernel
147s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
15/12/2024, 21:06
Static task
static1
Behavioral task
behavioral1
Sample
f5bdde2b3d0dea969d2b85cbb26ee18a_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
f5bdde2b3d0dea969d2b85cbb26ee18a_JaffaCakes118.exe
Resource
win10v2004-20241007-en
General
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Target
f5bdde2b3d0dea969d2b85cbb26ee18a_JaffaCakes118.exe
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Size
247KB
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MD5
f5bdde2b3d0dea969d2b85cbb26ee18a
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SHA1
3ef1f24309ac3046771f02205d0ad9edd877153b
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SHA256
e4569156c6f2b99d68078cd75d9f7aa223c7f0369d448c5696311d302098c03f
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SHA512
062e33469134e11da45d8764a6e10802cd615391e0e184b799ce1c9c1e1ac02dd4099787be62ba6aae24e15d06b4022f6eef985710270686ce9a0f9ec8865dfd
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SSDEEP
3072:sfdXWpzz/leQXt0gqSVWZVznMhqsCUYndbkyY2Md3o:sfdyvwQXnd+kIdBl
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 (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Windows\SysWOW64\igfxhs64.exe = "C:\\Windows\\SysWOW64\\igfxhs64.exe:*:Enabled:Intel Service Helper" igfxhs64.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications\List igfxhs64.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile igfxhs64.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications igfxhs64.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications\List\C:\Windows\SysWOW64\igfxhs64.exe = "C:\\Windows\\SysWOW64\\igfxhs64.exe:*:Enabled:Intel Service Helper" igfxhs64.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List igfxhs64.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile igfxhs64.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications igfxhs64.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation f5bdde2b3d0dea969d2b85cbb26ee18a_JaffaCakes118.exe -
Deletes itself 1 IoCs
pid Process 2844 igfxhs64.exe -
Executes dropped EXE 2 IoCs
pid Process 4924 igfxhs64.exe 2844 igfxhs64.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Intel Service Helper = "C:\\Windows\\SysWOW64\\igfxhs64.exe" igfxhs64.exe -
Maps connected drives based on registry 3 TTPs 4 IoCs
Disk information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum f5bdde2b3d0dea969d2b85cbb26ee18a_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 f5bdde2b3d0dea969d2b85cbb26ee18a_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum igfxhs64.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 igfxhs64.exe -
Drops file in System32 directory 5 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\ igfxhs64.exe File opened for modification C:\Windows\SysWOW64\igfxhs64.exe igfxhs64.exe File opened for modification C:\Windows\SysWOW64\ f5bdde2b3d0dea969d2b85cbb26ee18a_JaffaCakes118.exe File opened for modification C:\Windows\SysWOW64\igfxhs64.exe f5bdde2b3d0dea969d2b85cbb26ee18a_JaffaCakes118.exe File created C:\Windows\SysWOW64\igfxhs64.exe f5bdde2b3d0dea969d2b85cbb26ee18a_JaffaCakes118.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 2652 set thread context of 1360 2652 f5bdde2b3d0dea969d2b85cbb26ee18a_JaffaCakes118.exe 83 PID 4924 set thread context of 2844 4924 igfxhs64.exe 93 -
resource yara_rule behavioral2/memory/1360-0-0x0000000000400000-0x0000000000464000-memory.dmp upx behavioral2/memory/1360-2-0x0000000000400000-0x0000000000464000-memory.dmp upx behavioral2/memory/1360-4-0x0000000000400000-0x0000000000464000-memory.dmp upx behavioral2/memory/1360-3-0x0000000000400000-0x0000000000464000-memory.dmp upx behavioral2/memory/1360-36-0x0000000000400000-0x0000000000464000-memory.dmp upx behavioral2/memory/2844-45-0x0000000000400000-0x0000000000464000-memory.dmp upx behavioral2/memory/2844-46-0x0000000000400000-0x0000000000464000-memory.dmp upx behavioral2/memory/2844-47-0x0000000000400000-0x0000000000464000-memory.dmp upx behavioral2/memory/2844-48-0x0000000000400000-0x0000000000464000-memory.dmp upx behavioral2/memory/2844-55-0x0000000000400000-0x0000000000464000-memory.dmp upx -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 4 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 f5bdde2b3d0dea969d2b85cbb26ee18a_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f5bdde2b3d0dea969d2b85cbb26ee18a_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language igfxhs64.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language igfxhs64.exe -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ f5bdde2b3d0dea969d2b85cbb26ee18a_JaffaCakes118.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 1360 f5bdde2b3d0dea969d2b85cbb26ee18a_JaffaCakes118.exe 1360 f5bdde2b3d0dea969d2b85cbb26ee18a_JaffaCakes118.exe 1360 f5bdde2b3d0dea969d2b85cbb26ee18a_JaffaCakes118.exe 1360 f5bdde2b3d0dea969d2b85cbb26ee18a_JaffaCakes118.exe 2844 igfxhs64.exe 2844 igfxhs64.exe 2844 igfxhs64.exe 2844 igfxhs64.exe 2844 igfxhs64.exe 2844 igfxhs64.exe 2844 igfxhs64.exe 2844 igfxhs64.exe 2844 igfxhs64.exe 2844 igfxhs64.exe 2844 igfxhs64.exe 2844 igfxhs64.exe 2844 igfxhs64.exe 2844 igfxhs64.exe 2844 igfxhs64.exe 2844 igfxhs64.exe -
Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 2652 wrote to memory of 1360 2652 f5bdde2b3d0dea969d2b85cbb26ee18a_JaffaCakes118.exe 83 PID 2652 wrote to memory of 1360 2652 f5bdde2b3d0dea969d2b85cbb26ee18a_JaffaCakes118.exe 83 PID 2652 wrote to memory of 1360 2652 f5bdde2b3d0dea969d2b85cbb26ee18a_JaffaCakes118.exe 83 PID 2652 wrote to memory of 1360 2652 f5bdde2b3d0dea969d2b85cbb26ee18a_JaffaCakes118.exe 83 PID 2652 wrote to memory of 1360 2652 f5bdde2b3d0dea969d2b85cbb26ee18a_JaffaCakes118.exe 83 PID 2652 wrote to memory of 1360 2652 f5bdde2b3d0dea969d2b85cbb26ee18a_JaffaCakes118.exe 83 PID 2652 wrote to memory of 1360 2652 f5bdde2b3d0dea969d2b85cbb26ee18a_JaffaCakes118.exe 83 PID 2652 wrote to memory of 1360 2652 f5bdde2b3d0dea969d2b85cbb26ee18a_JaffaCakes118.exe 83 PID 1360 wrote to memory of 4924 1360 f5bdde2b3d0dea969d2b85cbb26ee18a_JaffaCakes118.exe 84 PID 1360 wrote to memory of 4924 1360 f5bdde2b3d0dea969d2b85cbb26ee18a_JaffaCakes118.exe 84 PID 1360 wrote to memory of 4924 1360 f5bdde2b3d0dea969d2b85cbb26ee18a_JaffaCakes118.exe 84 PID 4924 wrote to memory of 2844 4924 igfxhs64.exe 93 PID 4924 wrote to memory of 2844 4924 igfxhs64.exe 93 PID 4924 wrote to memory of 2844 4924 igfxhs64.exe 93 PID 4924 wrote to memory of 2844 4924 igfxhs64.exe 93 PID 4924 wrote to memory of 2844 4924 igfxhs64.exe 93 PID 4924 wrote to memory of 2844 4924 igfxhs64.exe 93 PID 4924 wrote to memory of 2844 4924 igfxhs64.exe 93 PID 4924 wrote to memory of 2844 4924 igfxhs64.exe 93 PID 2844 wrote to memory of 3536 2844 igfxhs64.exe 56 PID 2844 wrote to memory of 3536 2844 igfxhs64.exe 56
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:3536
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C:\Users\Admin\AppData\Local\Temp\f5bdde2b3d0dea969d2b85cbb26ee18a_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\f5bdde2b3d0dea969d2b85cbb26ee18a_JaffaCakes118.exe"2⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2652 -
C:\Users\Admin\AppData\Local\Temp\f5bdde2b3d0dea969d2b85cbb26ee18a_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\f5bdde2b3d0dea969d2b85cbb26ee18a_JaffaCakes118.exe"3⤵
- Checks computer location settings
- Maps connected drives based on registry
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1360 -
C:\Windows\SysWOW64\igfxhs64.exe"C:\Windows\SysWOW64\igfxhs64.exe" C:\Users\Admin\AppData\Local\Temp\F5BDDE~1.EXE4⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4924 -
C:\Windows\SysWOW64\igfxhs64.exe"C:\Windows\SysWOW64\igfxhs64.exe" C:\Users\Admin\AppData\Local\Temp\F5BDDE~1.EXE5⤵
- Modifies firewall policy service
- Deletes itself
- Executes dropped EXE
- Adds Run key to start application
- Maps connected drives based on registry
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2844
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Defense Evasion
Impair Defenses
1Disable or Modify System Firewall
1Modify Registry
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
247KB
MD5f5bdde2b3d0dea969d2b85cbb26ee18a
SHA13ef1f24309ac3046771f02205d0ad9edd877153b
SHA256e4569156c6f2b99d68078cd75d9f7aa223c7f0369d448c5696311d302098c03f
SHA512062e33469134e11da45d8764a6e10802cd615391e0e184b799ce1c9c1e1ac02dd4099787be62ba6aae24e15d06b4022f6eef985710270686ce9a0f9ec8865dfd