Analysis Overview
SHA256
4d94cfc56febc282da0ed34cacc64284940e0c82c33843a93d7949b056106587
Threat Level: Known bad
The file 810132d096e4a90fffdcbec370fb4954_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Modifies WinLogon for persistence
Loads dropped DLL
Executes dropped EXE
Impair Defenses: Safe Mode Boot
Adds Run key to start application
UPX packed file
System Location Discovery: System Language Discovery
Program crash
Unsigned PE
Suspicious use of AdjustPrivilegeToken
Kills process with taskkill
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-10-31 01:25
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-10-31 01:25
Reported
2024-10-31 03:13
Platform
win7-20241023-en
Max time kernel
143s
Max time network
121s
Command Line
Signatures
Modifies WinLogon for persistence
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "C:\\WINDÎWS\\åõðlîrår.exe" | C:\WINDÎWS\åõðlîrår.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\WINDÎWS\åõðlîrår.exe | N/A |
Impair Defenses: Safe Mode Boot
| Description | Indicator | Process | Target |
| Key deleted | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\ProfSvc | C:\WINDÎWS\åõðlîrår.exe | N/A |
| Key deleted | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\Power | C:\WINDÎWS\åõðlîrår.exe | N/A |
| Key deleted | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\WinDefend | C:\WINDÎWS\åõðlîrår.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\810132d096e4a90fffdcbec370fb4954_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\810132d096e4a90fffdcbec370fb4954_JaffaCakes118.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows\CurrentVersion\Run\C:\WINDÎWS\åõðlîrår.exe = "C:\\WINDÎWS\\åõðlîrår.exe" | C:\WINDÎWS\åõðlîrår.exe | N/A |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\810132d096e4a90fffdcbec370fb4954_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\WINDÎWS\åõðlîrår.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\taskkill.exe | N/A |
Kills process with taskkill
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\taskkill.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\taskkill.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1372 wrote to memory of 1884 | N/A | C:\Users\Admin\AppData\Local\Temp\810132d096e4a90fffdcbec370fb4954_JaffaCakes118.exe | C:\WINDÎWS\åõðlîrår.exe |
| PID 1372 wrote to memory of 1884 | N/A | C:\Users\Admin\AppData\Local\Temp\810132d096e4a90fffdcbec370fb4954_JaffaCakes118.exe | C:\WINDÎWS\åõðlîrår.exe |
| PID 1372 wrote to memory of 1884 | N/A | C:\Users\Admin\AppData\Local\Temp\810132d096e4a90fffdcbec370fb4954_JaffaCakes118.exe | C:\WINDÎWS\åõðlîrår.exe |
| PID 1372 wrote to memory of 1884 | N/A | C:\Users\Admin\AppData\Local\Temp\810132d096e4a90fffdcbec370fb4954_JaffaCakes118.exe | C:\WINDÎWS\åõðlîrår.exe |
| PID 1884 wrote to memory of 2504 | N/A | C:\WINDÎWS\åõðlîrår.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 1884 wrote to memory of 2504 | N/A | C:\WINDÎWS\åõðlîrår.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 1884 wrote to memory of 2504 | N/A | C:\WINDÎWS\åõðlîrår.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 1884 wrote to memory of 2504 | N/A | C:\WINDÎWS\åõðlîrår.exe | C:\Windows\SysWOW64\taskkill.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\810132d096e4a90fffdcbec370fb4954_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\810132d096e4a90fffdcbec370fb4954_JaffaCakes118.exe"
C:\WINDÎWS\åõðlîrår.exe
C:\WINDÎWS\åõðlîrår.exe
C:\Windows\SysWOW64\taskkill.exe
taskkill /F /IM explorer.exe
Network
Files
memory/1372-0-0x0000000000404000-0x000000000040A000-memory.dmp
memory/1372-1-0x0000000000400000-0x000000000042E000-memory.dmp
memory/1372-2-0x0000000000400000-0x000000000042E000-memory.dmp
\WINDÎWS\åõðlîrår.exe
| MD5 | 810132d096e4a90fffdcbec370fb4954 |
| SHA1 | 43eb66678e036d09b18c0388331bc6e5c3815d22 |
| SHA256 | 4d94cfc56febc282da0ed34cacc64284940e0c82c33843a93d7949b056106587 |
| SHA512 | 25e1bd903ec9651fe233678c6de27c6d02621f89850e7742125be1f8f43fc0311d12df4177a52f9366bdfab2345f8cfbaa74caed4118bee45b3f5939e1ab7836 |
memory/1884-11-0x0000000000400000-0x000000000042E000-memory.dmp
memory/1884-12-0x0000000000400000-0x000000000042E000-memory.dmp
memory/1884-13-0x0000000000400000-0x000000000042E000-memory.dmp
memory/1372-14-0x0000000000404000-0x000000000040A000-memory.dmp
memory/1372-15-0x0000000000400000-0x000000000042E000-memory.dmp
memory/1884-17-0x0000000000400000-0x000000000042E000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-10-31 01:25
Reported
2024-10-31 03:14
Platform
win10v2004-20241007-en
Max time kernel
143s
Max time network
140s
Command Line
Signatures
Modifies WinLogon for persistence
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "C:\\WINDÎWS\\åõðlîrår.exe" | C:\WINDÎWS\åõðlîrår.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\WINDÎWS\åõðlîrår.exe | N/A |
Impair Defenses: Safe Mode Boot
| Description | Indicator | Process | Target |
| Key deleted | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\CBDHSvc | C:\WINDÎWS\åõðlîrår.exe | N/A |
| Key deleted | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\UserManager | C:\WINDÎWS\åõðlîrår.exe | N/A |
| Key deleted | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\SerCx2.sys | C:\WINDÎWS\åõðlîrår.exe | N/A |
| Key deleted | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\ProfSvc | C:\WINDÎWS\åõðlîrår.exe | N/A |
| Key deleted | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\Power | C:\WINDÎWS\åõðlîrår.exe | N/A |
| Key deleted | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\iai2c.sys | C:\WINDÎWS\åõðlîrår.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\C:\WINDÎWS\åõðlîrår.exe = "C:\\WINDÎWS\\åõðlîrår.exe" | C:\WINDÎWS\åõðlîrår.exe | N/A |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\810132d096e4a90fffdcbec370fb4954_JaffaCakes118.exe |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\WINDÎWS\åõðlîrår.exe |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\WINDÎWS\åõðlîrår.exe |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\WINDÎWS\åõðlîrår.exe |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\810132d096e4a90fffdcbec370fb4954_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\WINDÎWS\åõðlîrår.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\taskkill.exe | N/A |
Kills process with taskkill
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\taskkill.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\taskkill.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1060 wrote to memory of 2604 | N/A | C:\Users\Admin\AppData\Local\Temp\810132d096e4a90fffdcbec370fb4954_JaffaCakes118.exe | C:\WINDÎWS\åõðlîrår.exe |
| PID 1060 wrote to memory of 2604 | N/A | C:\Users\Admin\AppData\Local\Temp\810132d096e4a90fffdcbec370fb4954_JaffaCakes118.exe | C:\WINDÎWS\åõðlîrår.exe |
| PID 1060 wrote to memory of 2604 | N/A | C:\Users\Admin\AppData\Local\Temp\810132d096e4a90fffdcbec370fb4954_JaffaCakes118.exe | C:\WINDÎWS\åõðlîrår.exe |
| PID 2604 wrote to memory of 2516 | N/A | C:\WINDÎWS\åõðlîrår.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 2604 wrote to memory of 2516 | N/A | C:\WINDÎWS\åõðlîrår.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 2604 wrote to memory of 2516 | N/A | C:\WINDÎWS\åõðlîrår.exe | C:\Windows\SysWOW64\taskkill.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\810132d096e4a90fffdcbec370fb4954_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\810132d096e4a90fffdcbec370fb4954_JaffaCakes118.exe"
C:\WINDÎWS\åõðlîrår.exe
C:\WINDÎWS\åõðlîrår.exe
C:\Windows\SysWOW64\taskkill.exe
taskkill /F /IM explorer.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 1060 -ip 1060
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1060 -s 376
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 2604 -ip 2604
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2604 -s 716
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 2604 -ip 2604
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2604 -s 720
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 2604 -ip 2604
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2604 -s 724
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 79.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.99.105.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 71.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 10.27.171.150.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 169.117.168.52.in-addr.arpa | udp |
Files
memory/1060-0-0x0000000000404000-0x000000000040A000-memory.dmp
memory/1060-1-0x0000000000400000-0x000000000042E000-memory.dmp
memory/1060-2-0x0000000000400000-0x000000000042E000-memory.dmp
C:\WINDÎWS\åõðlîrår.exe
| MD5 | 810132d096e4a90fffdcbec370fb4954 |
| SHA1 | 43eb66678e036d09b18c0388331bc6e5c3815d22 |
| SHA256 | 4d94cfc56febc282da0ed34cacc64284940e0c82c33843a93d7949b056106587 |
| SHA512 | 25e1bd903ec9651fe233678c6de27c6d02621f89850e7742125be1f8f43fc0311d12df4177a52f9366bdfab2345f8cfbaa74caed4118bee45b3f5939e1ab7836 |
memory/2604-7-0x0000000000400000-0x000000000042E000-memory.dmp
memory/2604-8-0x0000000000400000-0x000000000042E000-memory.dmp
memory/2604-9-0x0000000000400000-0x000000000042E000-memory.dmp
memory/1060-10-0x0000000000404000-0x000000000040A000-memory.dmp
memory/1060-11-0x0000000000400000-0x000000000042E000-memory.dmp
memory/2604-13-0x0000000000400000-0x000000000042E000-memory.dmp