Analysis Overview
SHA256
5847b4b9dfde0cbd35a1dbd452c409f542c38378b6452ac9e96c92e6821dcf41
Threat Level: Known bad
The file 1fc41c7afda7b69a74ef89e3f6f0f2a6_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
GCleaner
Deletes itself
Checks computer location settings
Unsigned PE
Enumerates physical storage devices
Kills process with taskkill
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-07 06:37
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-07 06:37
Reported
2024-05-07 06:40
Platform
win7-20231129-en
Max time kernel
121s
Max time network
122s
Command Line
Signatures
GCleaner
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
Enumerates physical storage devices
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
Processes
C:\Users\Admin\AppData\Local\Temp\1fc41c7afda7b69a74ef89e3f6f0f2a6_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\1fc41c7afda7b69a74ef89e3f6f0f2a6_JaffaCakes118.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "1fc41c7afda7b69a74ef89e3f6f0f2a6_JaffaCakes118.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\1fc41c7afda7b69a74ef89e3f6f0f2a6_JaffaCakes118.exe" & exit
C:\Windows\SysWOW64\taskkill.exe
taskkill /im "1fc41c7afda7b69a74ef89e3f6f0f2a6_JaffaCakes118.exe" /f
Network
Files
memory/2924-2-0x0000000000400000-0x0000000000447000-memory.dmp
memory/2924-1-0x00000000008E0000-0x00000000009E0000-memory.dmp
memory/2924-3-0x0000000000400000-0x00000000007F1000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-07 06:37
Reported
2024-05-07 06:40
Platform
win10v2004-20240419-en
Max time kernel
138s
Max time network
107s
Command Line
Signatures
GCleaner
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2818691465-3043947619-2475182763-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\1fc41c7afda7b69a74ef89e3f6f0f2a6_JaffaCakes118.exe | N/A |
Enumerates physical storage devices
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 884 wrote to memory of 1652 | N/A | C:\Users\Admin\AppData\Local\Temp\1fc41c7afda7b69a74ef89e3f6f0f2a6_JaffaCakes118.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 884 wrote to memory of 1652 | N/A | C:\Users\Admin\AppData\Local\Temp\1fc41c7afda7b69a74ef89e3f6f0f2a6_JaffaCakes118.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 884 wrote to memory of 1652 | N/A | C:\Users\Admin\AppData\Local\Temp\1fc41c7afda7b69a74ef89e3f6f0f2a6_JaffaCakes118.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 1652 wrote to memory of 5036 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 1652 wrote to memory of 5036 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 1652 wrote to memory of 5036 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\1fc41c7afda7b69a74ef89e3f6f0f2a6_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\1fc41c7afda7b69a74ef89e3f6f0f2a6_JaffaCakes118.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "1fc41c7afda7b69a74ef89e3f6f0f2a6_JaffaCakes118.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\1fc41c7afda7b69a74ef89e3f6f0f2a6_JaffaCakes118.exe" & exit
C:\Windows\SysWOW64\taskkill.exe
taskkill /im "1fc41c7afda7b69a74ef89e3f6f0f2a6_JaffaCakes118.exe" /f
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 75.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 138.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.14.97.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
Files
memory/884-1-0x0000000000AC0000-0x0000000000BC0000-memory.dmp
memory/884-2-0x0000000000400000-0x0000000000447000-memory.dmp
memory/884-3-0x0000000000400000-0x00000000007F1000-memory.dmp