Analysis
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max time kernel
148s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
09-01-2025 15:52
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_cc3390920c32fc29ee73813ff463177d.exe
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
JaffaCakes118_cc3390920c32fc29ee73813ff463177d.exe
Resource
win10v2004-20241007-en
General
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Target
JaffaCakes118_cc3390920c32fc29ee73813ff463177d.exe
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Size
12.8MB
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MD5
cc3390920c32fc29ee73813ff463177d
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SHA1
f72379702f9604c605c150c7a7c56c48be09ae76
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SHA256
3be7a437a1eb7a1fac8c7b74bffbbf3ed758f0346329fd0ff835b94259f9a79d
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SHA512
b09f38c401d3625b7a22a3cd97d57b9603b48ca942fc6f61335949a6695eb43f84db85714d8bc5dd21467948afa6dd61f40c13c26aa95d158237077ece1de54e
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SSDEEP
196608:Dxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx5:
Malware Config
Extracted
tofsee
quadoil.ru
lakeflex.ru
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 2544 netsh.exe -
Sets service image path in registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\cprqbtv\ImagePath = "C:\\Windows\\SysWOW64\\cprqbtv\\fgeorkpa.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-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation JaffaCakes118_cc3390920c32fc29ee73813ff463177d.exe -
Deletes itself 1 IoCs
pid Process 2400 svchost.exe -
Executes dropped EXE 1 IoCs
pid Process 1196 fgeorkpa.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1196 set thread context of 2400 1196 fgeorkpa.exe 101 -
Launches sc.exe 3 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 4984 sc.exe 4640 sc.exe 2336 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 1200 3840 WerFault.exe 82 2408 1196 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 fgeorkpa.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_cc3390920c32fc29ee73813ff463177d.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 netsh.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 3840 wrote to memory of 1804 3840 JaffaCakes118_cc3390920c32fc29ee73813ff463177d.exe 83 PID 3840 wrote to memory of 1804 3840 JaffaCakes118_cc3390920c32fc29ee73813ff463177d.exe 83 PID 3840 wrote to memory of 1804 3840 JaffaCakes118_cc3390920c32fc29ee73813ff463177d.exe 83 PID 3840 wrote to memory of 1384 3840 JaffaCakes118_cc3390920c32fc29ee73813ff463177d.exe 86 PID 3840 wrote to memory of 1384 3840 JaffaCakes118_cc3390920c32fc29ee73813ff463177d.exe 86 PID 3840 wrote to memory of 1384 3840 JaffaCakes118_cc3390920c32fc29ee73813ff463177d.exe 86 PID 3840 wrote to memory of 4640 3840 JaffaCakes118_cc3390920c32fc29ee73813ff463177d.exe 88 PID 3840 wrote to memory of 4640 3840 JaffaCakes118_cc3390920c32fc29ee73813ff463177d.exe 88 PID 3840 wrote to memory of 4640 3840 JaffaCakes118_cc3390920c32fc29ee73813ff463177d.exe 88 PID 3840 wrote to memory of 2336 3840 JaffaCakes118_cc3390920c32fc29ee73813ff463177d.exe 90 PID 3840 wrote to memory of 2336 3840 JaffaCakes118_cc3390920c32fc29ee73813ff463177d.exe 90 PID 3840 wrote to memory of 2336 3840 JaffaCakes118_cc3390920c32fc29ee73813ff463177d.exe 90 PID 3840 wrote to memory of 4984 3840 JaffaCakes118_cc3390920c32fc29ee73813ff463177d.exe 92 PID 3840 wrote to memory of 4984 3840 JaffaCakes118_cc3390920c32fc29ee73813ff463177d.exe 92 PID 3840 wrote to memory of 4984 3840 JaffaCakes118_cc3390920c32fc29ee73813ff463177d.exe 92 PID 3840 wrote to memory of 2544 3840 JaffaCakes118_cc3390920c32fc29ee73813ff463177d.exe 95 PID 3840 wrote to memory of 2544 3840 JaffaCakes118_cc3390920c32fc29ee73813ff463177d.exe 95 PID 3840 wrote to memory of 2544 3840 JaffaCakes118_cc3390920c32fc29ee73813ff463177d.exe 95 PID 1196 wrote to memory of 2400 1196 fgeorkpa.exe 101 PID 1196 wrote to memory of 2400 1196 fgeorkpa.exe 101 PID 1196 wrote to memory of 2400 1196 fgeorkpa.exe 101 PID 1196 wrote to memory of 2400 1196 fgeorkpa.exe 101 PID 1196 wrote to memory of 2400 1196 fgeorkpa.exe 101
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cc3390920c32fc29ee73813ff463177d.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cc3390920c32fc29ee73813ff463177d.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3840 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\cprqbtv\2⤵
- System Location Discovery: System Language Discovery
PID:1804
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\fgeorkpa.exe" C:\Windows\SysWOW64\cprqbtv\2⤵
- System Location Discovery: System Language Discovery
PID:1384
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" create cprqbtv binPath= "C:\Windows\SysWOW64\cprqbtv\fgeorkpa.exe /d\"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cc3390920c32fc29ee73813ff463177d.exe\"" type= own start= auto DisplayName= "wifi support"2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:4640
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" description cprqbtv "wifi internet conection"2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2336
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" start cprqbtv2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:4984
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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:2544
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3840 -s 8922⤵
- Program crash
PID:1200
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C:\Windows\SysWOW64\cprqbtv\fgeorkpa.exeC:\Windows\SysWOW64\cprqbtv\fgeorkpa.exe /d"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cc3390920c32fc29ee73813ff463177d.exe"1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1196 -
C:\Windows\SysWOW64\svchost.exesvchost.exe2⤵
- Sets service image path in registry
- Deletes itself
- System Location Discovery: System Language Discovery
PID:2400
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1196 -s 5322⤵
- Program crash
PID:2408
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 3840 -ip 38401⤵PID:4932
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1196 -ip 11961⤵PID:1064
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
12.5MB
MD51223eaef000ee220b9c830cf29358586
SHA1e6adcbe746038145d8ad5962ee2d673dfb2f5d4d
SHA256fd33f37f68f569333e2e4d006b8659a6493a042580bb276642cf47a2bfaca643
SHA51242f1ae588f4f5d9cabfe3c8859308ef972f96ee65279a49dedb62385f0361183172b9ace8407075a343b2d79bb137d8efbe7996527dcad58fbbb056f4d6f3aaf