Analysis
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max time kernel
148s -
max time network
128s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
21-10-2024 20:29
Static task
static1
Behavioral task
behavioral1
Sample
6744b518ec9ccb2012bdbf736c7e187a_JaffaCakes118.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
6744b518ec9ccb2012bdbf736c7e187a_JaffaCakes118.exe
Resource
win10v2004-20241007-en
General
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Target
6744b518ec9ccb2012bdbf736c7e187a_JaffaCakes118.exe
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Size
13.2MB
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MD5
6744b518ec9ccb2012bdbf736c7e187a
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SHA1
2d1197901aca6e7e331319a57ac3eeaf15245731
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SHA256
74868d600acb1c900eb7643f849d64b4e029a0417d091b1833672bbc0eaf49a1
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SHA512
d3b84833a751b58d70d3e590df0982c5965d8cfa81bfcce9eeca47dff42355201dc30d396a7ea69ec49823ee874c29ed4bf97a069aeabfe393e45bebc2cd2f77
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SSDEEP
49152:NgMtttttttttttttttttttttttttttttttttttttttttttttttttttttttttttt1:N
Malware Config
Extracted
tofsee
43.231.4.7
lazystax.ru
Signatures
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Creates new service(s) 2 TTPs
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Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 3160 netsh.exe -
Sets service image path in registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\vgxfewzu\ImagePath = "C:\\Windows\\SysWOW64\\vgxfewzu\\ehnhwhsy.exe" svchost.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-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation 6744b518ec9ccb2012bdbf736c7e187a_JaffaCakes118.exe -
Deletes itself 1 IoCs
pid Process 2480 svchost.exe -
Executes dropped EXE 1 IoCs
pid Process 4692 ehnhwhsy.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4692 set thread context of 2480 4692 ehnhwhsy.exe 114 -
Launches sc.exe 3 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 2000 sc.exe 1364 sc.exe 2752 sc.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 3 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 queried \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key value enumerated \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe -
Program crash 2 IoCs
pid pid_target Process procid_target 4196 4748 WerFault.exe 83 4368 4692 WerFault.exe 105 -
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 6744b518ec9ccb2012bdbf736c7e187a_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ehnhwhsy.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe -
Suspicious use of WriteProcessMemory 23 IoCs
description pid Process procid_target PID 4748 wrote to memory of 1768 4748 6744b518ec9ccb2012bdbf736c7e187a_JaffaCakes118.exe 88 PID 4748 wrote to memory of 1768 4748 6744b518ec9ccb2012bdbf736c7e187a_JaffaCakes118.exe 88 PID 4748 wrote to memory of 1768 4748 6744b518ec9ccb2012bdbf736c7e187a_JaffaCakes118.exe 88 PID 4748 wrote to memory of 3052 4748 6744b518ec9ccb2012bdbf736c7e187a_JaffaCakes118.exe 92 PID 4748 wrote to memory of 3052 4748 6744b518ec9ccb2012bdbf736c7e187a_JaffaCakes118.exe 92 PID 4748 wrote to memory of 3052 4748 6744b518ec9ccb2012bdbf736c7e187a_JaffaCakes118.exe 92 PID 4748 wrote to memory of 2000 4748 6744b518ec9ccb2012bdbf736c7e187a_JaffaCakes118.exe 94 PID 4748 wrote to memory of 2000 4748 6744b518ec9ccb2012bdbf736c7e187a_JaffaCakes118.exe 94 PID 4748 wrote to memory of 2000 4748 6744b518ec9ccb2012bdbf736c7e187a_JaffaCakes118.exe 94 PID 4748 wrote to memory of 1364 4748 6744b518ec9ccb2012bdbf736c7e187a_JaffaCakes118.exe 101 PID 4748 wrote to memory of 1364 4748 6744b518ec9ccb2012bdbf736c7e187a_JaffaCakes118.exe 101 PID 4748 wrote to memory of 1364 4748 6744b518ec9ccb2012bdbf736c7e187a_JaffaCakes118.exe 101 PID 4748 wrote to memory of 2752 4748 6744b518ec9ccb2012bdbf736c7e187a_JaffaCakes118.exe 103 PID 4748 wrote to memory of 2752 4748 6744b518ec9ccb2012bdbf736c7e187a_JaffaCakes118.exe 103 PID 4748 wrote to memory of 2752 4748 6744b518ec9ccb2012bdbf736c7e187a_JaffaCakes118.exe 103 PID 4748 wrote to memory of 3160 4748 6744b518ec9ccb2012bdbf736c7e187a_JaffaCakes118.exe 106 PID 4748 wrote to memory of 3160 4748 6744b518ec9ccb2012bdbf736c7e187a_JaffaCakes118.exe 106 PID 4748 wrote to memory of 3160 4748 6744b518ec9ccb2012bdbf736c7e187a_JaffaCakes118.exe 106 PID 4692 wrote to memory of 2480 4692 ehnhwhsy.exe 114 PID 4692 wrote to memory of 2480 4692 ehnhwhsy.exe 114 PID 4692 wrote to memory of 2480 4692 ehnhwhsy.exe 114 PID 4692 wrote to memory of 2480 4692 ehnhwhsy.exe 114 PID 4692 wrote to memory of 2480 4692 ehnhwhsy.exe 114
Processes
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C:\Users\Admin\AppData\Local\Temp\6744b518ec9ccb2012bdbf736c7e187a_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\6744b518ec9ccb2012bdbf736c7e187a_JaffaCakes118.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4748 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\vgxfewzu\2⤵
- System Location Discovery: System Language Discovery
PID:1768
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\ehnhwhsy.exe" C:\Windows\SysWOW64\vgxfewzu\2⤵
- System Location Discovery: System Language Discovery
PID:3052
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" create vgxfewzu binPath= "C:\Windows\SysWOW64\vgxfewzu\ehnhwhsy.exe /d\"C:\Users\Admin\AppData\Local\Temp\6744b518ec9ccb2012bdbf736c7e187a_JaffaCakes118.exe\"" type= own start= auto DisplayName= "wifi support"2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2000
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" description vgxfewzu "wifi internet conection"2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:1364
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" start vgxfewzu2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2752
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C:\Windows\SysWOW64\netsh.exe"C:\Windows\System32\netsh.exe" advfirewall firewall add rule name="Host-process for services of Windows" dir=in action=allow program="C:\Windows\SysWOW64\svchost.exe" enable=yes>nul2⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
PID:3160
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4748 -s 7402⤵
- Program crash
PID:4196
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C:\Windows\SysWOW64\vgxfewzu\ehnhwhsy.exeC:\Windows\SysWOW64\vgxfewzu\ehnhwhsy.exe /d"C:\Users\Admin\AppData\Local\Temp\6744b518ec9ccb2012bdbf736c7e187a_JaffaCakes118.exe"1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4692 -
C:\Windows\SysWOW64\svchost.exesvchost.exe2⤵
- Sets service image path in registry
- Deletes itself
- System Location Discovery: System Language Discovery
PID:2480
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4692 -s 5242⤵
- Program crash
PID:4368
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4748 -ip 47481⤵PID:4532
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4692 -ip 46921⤵PID:1532
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
2Windows Service
2Event Triggered Execution
1Netsh Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
2Windows Service
2Event Triggered Execution
1Netsh Helper DLL
1Defense Evasion
Impair Defenses
1Disable or Modify System Firewall
1Modify Registry
1Replay Monitor
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Downloads
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Filesize
12.8MB
MD594111c5517c975a66ff09e72d772f9a1
SHA1d1d4688f0a671e1998cfd50392fc80658d0024df
SHA256a77f2d41cc132136066ec29a83a4393182ef4c6cbc1626d808e425e3b56db29f
SHA5129df547fba33e8fd5a5760f051de4375cb44628ddc5921bb44e0b3dddf279dd693af5a988a588e9e4a18a38d7da8695e9fca4edab691ff7d55c976daf82aae20e