Analysis
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max time kernel
150s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
03-01-2025 12:06
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_6c7fa58edfd1ff3d11a3621ade79d6ba.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JaffaCakes118_6c7fa58edfd1ff3d11a3621ade79d6ba.exe
Resource
win10v2004-20241007-en
General
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Target
JaffaCakes118_6c7fa58edfd1ff3d11a3621ade79d6ba.exe
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Size
14.0MB
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MD5
6c7fa58edfd1ff3d11a3621ade79d6ba
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SHA1
682254418cb703bdfdab522a6178faf83234b9c3
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SHA256
b6b4a2a942787dda37de9baf09836fcd64c6ba4c3b92485a67ca0f9cf1faae76
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SHA512
117632a0e95d4d27693f6add98811955603e16d4d8d8b679a65ff9823bbd7a5344600a029a632d54671fd19aa659eb4c996662e6972e476c538fc0269f3dff92
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SSDEEP
98304:dvCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCr:d
Malware Config
Extracted
tofsee
defeatwax.ru
refabyd.info
Signatures
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Tofsee family
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Creates new service(s) 2 TTPs
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Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4168 netsh.exe -
Sets service image path in registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\gtcdncsx\ImagePath = "C:\\Windows\\SysWOW64\\gtcdncsx\\jdmwjmrd.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-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation JaffaCakes118_6c7fa58edfd1ff3d11a3621ade79d6ba.exe -
Deletes itself 1 IoCs
pid Process 5008 svchost.exe -
Executes dropped EXE 1 IoCs
pid Process 3872 jdmwjmrd.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3872 set thread context of 5008 3872 jdmwjmrd.exe 101 -
Launches sc.exe 3 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 4092 sc.exe 1380 sc.exe 3300 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 2004 5108 WerFault.exe 82 2940 3872 WerFault.exe 94 -
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 sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language jdmwjmrd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_6c7fa58edfd1ff3d11a3621ade79d6ba.exe 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 sc.exe -
Suspicious use of WriteProcessMemory 23 IoCs
description pid Process procid_target PID 5108 wrote to memory of 1660 5108 JaffaCakes118_6c7fa58edfd1ff3d11a3621ade79d6ba.exe 83 PID 5108 wrote to memory of 1660 5108 JaffaCakes118_6c7fa58edfd1ff3d11a3621ade79d6ba.exe 83 PID 5108 wrote to memory of 1660 5108 JaffaCakes118_6c7fa58edfd1ff3d11a3621ade79d6ba.exe 83 PID 5108 wrote to memory of 4160 5108 JaffaCakes118_6c7fa58edfd1ff3d11a3621ade79d6ba.exe 86 PID 5108 wrote to memory of 4160 5108 JaffaCakes118_6c7fa58edfd1ff3d11a3621ade79d6ba.exe 86 PID 5108 wrote to memory of 4160 5108 JaffaCakes118_6c7fa58edfd1ff3d11a3621ade79d6ba.exe 86 PID 5108 wrote to memory of 3300 5108 JaffaCakes118_6c7fa58edfd1ff3d11a3621ade79d6ba.exe 88 PID 5108 wrote to memory of 3300 5108 JaffaCakes118_6c7fa58edfd1ff3d11a3621ade79d6ba.exe 88 PID 5108 wrote to memory of 3300 5108 JaffaCakes118_6c7fa58edfd1ff3d11a3621ade79d6ba.exe 88 PID 5108 wrote to memory of 4092 5108 JaffaCakes118_6c7fa58edfd1ff3d11a3621ade79d6ba.exe 90 PID 5108 wrote to memory of 4092 5108 JaffaCakes118_6c7fa58edfd1ff3d11a3621ade79d6ba.exe 90 PID 5108 wrote to memory of 4092 5108 JaffaCakes118_6c7fa58edfd1ff3d11a3621ade79d6ba.exe 90 PID 5108 wrote to memory of 1380 5108 JaffaCakes118_6c7fa58edfd1ff3d11a3621ade79d6ba.exe 92 PID 5108 wrote to memory of 1380 5108 JaffaCakes118_6c7fa58edfd1ff3d11a3621ade79d6ba.exe 92 PID 5108 wrote to memory of 1380 5108 JaffaCakes118_6c7fa58edfd1ff3d11a3621ade79d6ba.exe 92 PID 5108 wrote to memory of 4168 5108 JaffaCakes118_6c7fa58edfd1ff3d11a3621ade79d6ba.exe 95 PID 5108 wrote to memory of 4168 5108 JaffaCakes118_6c7fa58edfd1ff3d11a3621ade79d6ba.exe 95 PID 5108 wrote to memory of 4168 5108 JaffaCakes118_6c7fa58edfd1ff3d11a3621ade79d6ba.exe 95 PID 3872 wrote to memory of 5008 3872 jdmwjmrd.exe 101 PID 3872 wrote to memory of 5008 3872 jdmwjmrd.exe 101 PID 3872 wrote to memory of 5008 3872 jdmwjmrd.exe 101 PID 3872 wrote to memory of 5008 3872 jdmwjmrd.exe 101 PID 3872 wrote to memory of 5008 3872 jdmwjmrd.exe 101
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6c7fa58edfd1ff3d11a3621ade79d6ba.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6c7fa58edfd1ff3d11a3621ade79d6ba.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5108 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\gtcdncsx\2⤵
- System Location Discovery: System Language Discovery
PID:1660
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\jdmwjmrd.exe" C:\Windows\SysWOW64\gtcdncsx\2⤵
- System Location Discovery: System Language Discovery
PID:4160
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" create gtcdncsx binPath= "C:\Windows\SysWOW64\gtcdncsx\jdmwjmrd.exe /d\"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6c7fa58edfd1ff3d11a3621ade79d6ba.exe\"" type= own start= auto DisplayName= "wifi support"2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:3300
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" description gtcdncsx "wifi internet conection"2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:4092
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" start gtcdncsx2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:1380
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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:4168
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5108 -s 12362⤵
- Program crash
PID:2004
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C:\Windows\SysWOW64\gtcdncsx\jdmwjmrd.exeC:\Windows\SysWOW64\gtcdncsx\jdmwjmrd.exe /d"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6c7fa58edfd1ff3d11a3621ade79d6ba.exe"1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3872 -
C:\Windows\SysWOW64\svchost.exesvchost.exe2⤵
- Sets service image path in registry
- Deletes itself
- System Location Discovery: System Language Discovery
PID:5008
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3872 -s 5122⤵
- Program crash
PID:2940
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 5108 -ip 51081⤵PID:5072
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 3872 -ip 38721⤵PID:4736
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
13.7MB
MD5f4533215f6eaaef549b1d7dacfb4822b
SHA18806384cc5addbc56d3b038cd9bf9910f0a8561f
SHA2568ececd4f8c28386cd3a77eb9544bb0b3c4b0ee23edd7e6f9616ef2a4d4fa4701
SHA512000f2581ad5351e9e79b9d193876502e529c68b981382a9019430695ba744bba7b432a117228d240b4ff5924743908eb378d94fa1835f9c7c92bd06291aceca8