Analysis
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max time kernel
149s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
22-12-2024 12:50
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_ce33598db50778472c581ccba07238199d6d3473a4d3a76570225e378dd80bec.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JaffaCakes118_ce33598db50778472c581ccba07238199d6d3473a4d3a76570225e378dd80bec.exe
Resource
win10v2004-20241007-en
General
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Target
JaffaCakes118_ce33598db50778472c581ccba07238199d6d3473a4d3a76570225e378dd80bec.exe
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Size
272KB
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MD5
83b5776099c94810fb6f10211e135228
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SHA1
39847c224f60ab065f7811a9e358558162c83a20
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SHA256
ce33598db50778472c581ccba07238199d6d3473a4d3a76570225e378dd80bec
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SHA512
9a7adbfb0ffb6654d05a2f38b2daf0b0e5a2b1840205c71396058fb6ace9151c880b9e491ba931d7ce8c8364fa266ee13a91595b0bfb2756ad111f73c6eae492
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SSDEEP
6144:5HB/PtD4M5G0tZwk4NF/MIPNVsuzbgwu6L7ITsqSigaTwVf:X/Pl4MU+V4DZVsunnn7s
Malware Config
Extracted
tofsee
quadoil.ru
lakeflex.ru
Signatures
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Tofsee family
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\SysWOW64\kikugurx = "0" svchost.exe -
Creates new service(s) 2 TTPs
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Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2608 netsh.exe -
Sets service image path in registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\kikugurx\ImagePath = "C:\\Windows\\SysWOW64\\kikugurx\\rajrfxfo.exe" svchost.exe -
Deletes itself 1 IoCs
pid Process 2704 svchost.exe -
Executes dropped EXE 1 IoCs
pid Process 2544 rajrfxfo.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2544 set thread context of 2704 2544 rajrfxfo.exe 42 -
Launches sc.exe 3 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 2788 sc.exe 1968 sc.exe 2556 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 -
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 JaffaCakes118_ce33598db50778472c581ccba07238199d6d3473a4d3a76570225e378dd80bec.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rajrfxfo.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 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 30 IoCs
description pid Process procid_target PID 2132 wrote to memory of 2796 2132 JaffaCakes118_ce33598db50778472c581ccba07238199d6d3473a4d3a76570225e378dd80bec.exe 30 PID 2132 wrote to memory of 2796 2132 JaffaCakes118_ce33598db50778472c581ccba07238199d6d3473a4d3a76570225e378dd80bec.exe 30 PID 2132 wrote to memory of 2796 2132 JaffaCakes118_ce33598db50778472c581ccba07238199d6d3473a4d3a76570225e378dd80bec.exe 30 PID 2132 wrote to memory of 2796 2132 JaffaCakes118_ce33598db50778472c581ccba07238199d6d3473a4d3a76570225e378dd80bec.exe 30 PID 2132 wrote to memory of 2640 2132 JaffaCakes118_ce33598db50778472c581ccba07238199d6d3473a4d3a76570225e378dd80bec.exe 32 PID 2132 wrote to memory of 2640 2132 JaffaCakes118_ce33598db50778472c581ccba07238199d6d3473a4d3a76570225e378dd80bec.exe 32 PID 2132 wrote to memory of 2640 2132 JaffaCakes118_ce33598db50778472c581ccba07238199d6d3473a4d3a76570225e378dd80bec.exe 32 PID 2132 wrote to memory of 2640 2132 JaffaCakes118_ce33598db50778472c581ccba07238199d6d3473a4d3a76570225e378dd80bec.exe 32 PID 2132 wrote to memory of 1968 2132 JaffaCakes118_ce33598db50778472c581ccba07238199d6d3473a4d3a76570225e378dd80bec.exe 34 PID 2132 wrote to memory of 1968 2132 JaffaCakes118_ce33598db50778472c581ccba07238199d6d3473a4d3a76570225e378dd80bec.exe 34 PID 2132 wrote to memory of 1968 2132 JaffaCakes118_ce33598db50778472c581ccba07238199d6d3473a4d3a76570225e378dd80bec.exe 34 PID 2132 wrote to memory of 1968 2132 JaffaCakes118_ce33598db50778472c581ccba07238199d6d3473a4d3a76570225e378dd80bec.exe 34 PID 2132 wrote to memory of 2556 2132 JaffaCakes118_ce33598db50778472c581ccba07238199d6d3473a4d3a76570225e378dd80bec.exe 36 PID 2132 wrote to memory of 2556 2132 JaffaCakes118_ce33598db50778472c581ccba07238199d6d3473a4d3a76570225e378dd80bec.exe 36 PID 2132 wrote to memory of 2556 2132 JaffaCakes118_ce33598db50778472c581ccba07238199d6d3473a4d3a76570225e378dd80bec.exe 36 PID 2132 wrote to memory of 2556 2132 JaffaCakes118_ce33598db50778472c581ccba07238199d6d3473a4d3a76570225e378dd80bec.exe 36 PID 2132 wrote to memory of 2788 2132 JaffaCakes118_ce33598db50778472c581ccba07238199d6d3473a4d3a76570225e378dd80bec.exe 38 PID 2132 wrote to memory of 2788 2132 JaffaCakes118_ce33598db50778472c581ccba07238199d6d3473a4d3a76570225e378dd80bec.exe 38 PID 2132 wrote to memory of 2788 2132 JaffaCakes118_ce33598db50778472c581ccba07238199d6d3473a4d3a76570225e378dd80bec.exe 38 PID 2132 wrote to memory of 2788 2132 JaffaCakes118_ce33598db50778472c581ccba07238199d6d3473a4d3a76570225e378dd80bec.exe 38 PID 2132 wrote to memory of 2608 2132 JaffaCakes118_ce33598db50778472c581ccba07238199d6d3473a4d3a76570225e378dd80bec.exe 41 PID 2132 wrote to memory of 2608 2132 JaffaCakes118_ce33598db50778472c581ccba07238199d6d3473a4d3a76570225e378dd80bec.exe 41 PID 2132 wrote to memory of 2608 2132 JaffaCakes118_ce33598db50778472c581ccba07238199d6d3473a4d3a76570225e378dd80bec.exe 41 PID 2132 wrote to memory of 2608 2132 JaffaCakes118_ce33598db50778472c581ccba07238199d6d3473a4d3a76570225e378dd80bec.exe 41 PID 2544 wrote to memory of 2704 2544 rajrfxfo.exe 42 PID 2544 wrote to memory of 2704 2544 rajrfxfo.exe 42 PID 2544 wrote to memory of 2704 2544 rajrfxfo.exe 42 PID 2544 wrote to memory of 2704 2544 rajrfxfo.exe 42 PID 2544 wrote to memory of 2704 2544 rajrfxfo.exe 42 PID 2544 wrote to memory of 2704 2544 rajrfxfo.exe 42
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ce33598db50778472c581ccba07238199d6d3473a4d3a76570225e378dd80bec.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ce33598db50778472c581ccba07238199d6d3473a4d3a76570225e378dd80bec.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2132 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\kikugurx\2⤵
- System Location Discovery: System Language Discovery
PID:2796
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\rajrfxfo.exe" C:\Windows\SysWOW64\kikugurx\2⤵
- System Location Discovery: System Language Discovery
PID:2640
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" create kikugurx binPath= "C:\Windows\SysWOW64\kikugurx\rajrfxfo.exe /d\"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ce33598db50778472c581ccba07238199d6d3473a4d3a76570225e378dd80bec.exe\"" type= own start= auto DisplayName= "wifi support"2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:1968
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" description kikugurx "wifi internet conection"2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2556
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" start kikugurx2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2788
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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:2608
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C:\Windows\SysWOW64\kikugurx\rajrfxfo.exeC:\Windows\SysWOW64\kikugurx\rajrfxfo.exe /d"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ce33598db50778472c581ccba07238199d6d3473a4d3a76570225e378dd80bec.exe"1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2544 -
C:\Windows\SysWOW64\svchost.exesvchost.exe2⤵
- Windows security bypass
- Sets service image path in registry
- Deletes itself
- System Location Discovery: System Language Discovery
PID:2704
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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
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
2Disable or Modify System Firewall
1Disable or Modify Tools
1Modify Registry
2Replay Monitor
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Downloads
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Filesize
13.0MB
MD52a2ffd1e27a6df0fd8b557824091c591
SHA1e0f3b422568c05ecb19d0c54691a4fbbb255b847
SHA256028c0d3abb9baf50577c647bce7aa139c2acaa279e5100eb1456c9811844ea9d
SHA51204ed7c2eebfffbdabe4b2b985e2f57e2e32a4d9084533b7c4acb851d611ce7dc8991f5379c7847431158d8acc59ccd0c89d3af17273c19145daf5240074eb82f