Analysis Overview
SHA256
1137a722df5bf7b96cdbf121282b328f429b895aa60f8a0caf120177303e1299
Threat Level: Known bad
The file fa81aab0bc348b79744852e65e2043df_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
AsyncRat
Async RAT payload
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Identifies Wine through registry keys
Checks BIOS information in registry
Checks computer location settings
Enumerates physical storage devices
Unsigned PE
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-19 14:31
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-19 14:31
Reported
2024-04-19 14:34
Platform
win7-20240215-en
Max time kernel
140s
Max time network
144s
Command Line
Signatures
AsyncRat
Async RAT payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Identifies VirtualBox via ACPI registry values (likely anti-VM)
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ | C:\Users\Admin\AppData\Local\Temp\fa81aab0bc348b79744852e65e2043df_JaffaCakes118.exe | N/A |
Checks BIOS information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion | C:\Users\Admin\AppData\Local\Temp\fa81aab0bc348b79744852e65e2043df_JaffaCakes118.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | C:\Users\Admin\AppData\Local\Temp\fa81aab0bc348b79744852e65e2043df_JaffaCakes118.exe | N/A |
Identifies Wine through registry keys
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Wine | C:\Users\Admin\AppData\Local\Temp\fa81aab0bc348b79744852e65e2043df_JaffaCakes118.exe | N/A |
Enumerates physical storage devices
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\fa81aab0bc348b79744852e65e2043df_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\fa81aab0bc348b79744852e65e2043df_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\fa81aab0bc348b79744852e65e2043df_JaffaCakes118.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\fa81aab0bc348b79744852e65e2043df_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\fa81aab0bc348b79744852e65e2043df_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fa81aab0bc348b79744852e65e2043df_JaffaCakes118.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "2e31a76-d46e-4625-bee5-4fb923fc49f5" /tr '"C:\Users\Admin\AppData\Local\Temp\2e31a76-d46e-4625-bee5-4fb923fc49f5.exe"' & exit
C:\Windows\SysWOW64\schtasks.exe
schtasks /create /f /sc onlogon /rl highest /tn "2e31a76-d46e-4625-bee5-4fb923fc49f5" /tr '"C:\Users\Admin\AppData\Local\Temp\2e31a76-d46e-4625-bee5-4fb923fc49f5.exe"'
Network
| Country | Destination | Domain | Proto |
| US | 51.143.89.185:8080 | tcp | |
| US | 51.143.89.185:8080 | tcp | |
| US | 51.143.89.185:8080 | tcp | |
| US | 51.143.89.185:8080 | tcp | |
| US | 51.143.89.185:8080 | tcp | |
| US | 51.143.89.185:8080 | tcp |
Files
memory/2392-0-0x0000000001060000-0x00000000012F0000-memory.dmp
memory/2392-1-0x0000000076E00000-0x0000000076EF0000-memory.dmp
memory/2392-4-0x00000000751D0000-0x00000000751D9000-memory.dmp
memory/2392-3-0x0000000075080000-0x00000000750CA000-memory.dmp
memory/2392-2-0x0000000076D30000-0x0000000076DFC000-memory.dmp
memory/2392-6-0x0000000074910000-0x0000000074FFE000-memory.dmp
memory/2392-5-0x0000000001060000-0x00000000012F0000-memory.dmp
memory/2392-7-0x0000000001060000-0x00000000012F0000-memory.dmp
memory/2392-8-0x0000000074750000-0x000000007475B000-memory.dmp
memory/2392-9-0x0000000006F30000-0x0000000006F70000-memory.dmp
memory/2392-10-0x0000000074730000-0x0000000074747000-memory.dmp
memory/2392-11-0x00000000773D0000-0x00000000774ED000-memory.dmp
memory/2392-12-0x00000000746B0000-0x00000000746CC000-memory.dmp
memory/2392-13-0x0000000074610000-0x0000000074619000-memory.dmp
memory/2392-14-0x0000000074620000-0x00000000746A0000-memory.dmp
memory/2392-15-0x0000000077220000-0x00000000772A3000-memory.dmp
memory/2392-16-0x0000000075080000-0x00000000750CA000-memory.dmp
memory/2392-17-0x0000000076550000-0x00000000766ED000-memory.dmp
memory/2392-18-0x0000000074910000-0x0000000074FFE000-memory.dmp
memory/2392-20-0x0000000006F30000-0x0000000006F70000-memory.dmp
memory/2392-21-0x00000000773D0000-0x00000000774ED000-memory.dmp
memory/2392-23-0x0000000074620000-0x00000000746A0000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-19 14:31
Reported
2024-04-19 14:34
Platform
win10v2004-20240412-en
Max time kernel
145s
Max time network
148s
Command Line
Signatures
AsyncRat
Async RAT payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Identifies VirtualBox via ACPI registry values (likely anti-VM)
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ | C:\Users\Admin\AppData\Local\Temp\fa81aab0bc348b79744852e65e2043df_JaffaCakes118.exe | N/A |
Checks BIOS information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion | C:\Users\Admin\AppData\Local\Temp\fa81aab0bc348b79744852e65e2043df_JaffaCakes118.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | C:\Users\Admin\AppData\Local\Temp\fa81aab0bc348b79744852e65e2043df_JaffaCakes118.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\fa81aab0bc348b79744852e65e2043df_JaffaCakes118.exe | N/A |
Identifies Wine through registry keys
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\Software\Wine | C:\Users\Admin\AppData\Local\Temp\fa81aab0bc348b79744852e65e2043df_JaffaCakes118.exe | N/A |
Enumerates physical storage devices
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\fa81aab0bc348b79744852e65e2043df_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2568 wrote to memory of 2016 | N/A | C:\Users\Admin\AppData\Local\Temp\fa81aab0bc348b79744852e65e2043df_JaffaCakes118.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2568 wrote to memory of 2016 | N/A | C:\Users\Admin\AppData\Local\Temp\fa81aab0bc348b79744852e65e2043df_JaffaCakes118.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2568 wrote to memory of 2016 | N/A | C:\Users\Admin\AppData\Local\Temp\fa81aab0bc348b79744852e65e2043df_JaffaCakes118.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2016 wrote to memory of 3344 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\schtasks.exe |
| PID 2016 wrote to memory of 3344 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\schtasks.exe |
| PID 2016 wrote to memory of 3344 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\schtasks.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\fa81aab0bc348b79744852e65e2043df_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fa81aab0bc348b79744852e65e2043df_JaffaCakes118.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "2e31a76-d46e-4625-bee5-4fb923fc49f5" /tr '"C:\Users\Admin\AppData\Local\Temp\2e31a76-d46e-4625-bee5-4fb923fc49f5.exe"' & exit
C:\Windows\SysWOW64\schtasks.exe
schtasks /create /f /sc onlogon /rl highest /tn "2e31a76-d46e-4625-bee5-4fb923fc49f5" /tr '"C:\Users\Admin\AppData\Local\Temp\2e31a76-d46e-4625-bee5-4fb923fc49f5.exe"'
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 2.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.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 | 249.197.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 67.32.209.4.in-addr.arpa | udp |
| NL | 23.62.61.72:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 132.250.30.184.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 72.61.62.23.in-addr.arpa | udp |
| US | 51.143.89.185:8080 | tcp | |
| US | 51.143.89.185:8080 | tcp | |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 51.143.89.185:8080 | tcp | |
| US | 51.143.89.185:8080 | tcp | |
| US | 8.8.8.8:53 | 48.229.111.52.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 | 55.36.223.20.in-addr.arpa | udp |
| US | 51.143.89.185:8080 | tcp | |
| US | 51.143.89.185:8080 | tcp |
Files
memory/2568-0-0x0000000000A70000-0x0000000000D00000-memory.dmp
memory/2568-2-0x0000000074850000-0x0000000075000000-memory.dmp
memory/2568-1-0x0000000000A70000-0x0000000000D00000-memory.dmp
memory/2568-3-0x0000000000A70000-0x0000000000D00000-memory.dmp
memory/2568-4-0x0000000007390000-0x00000000073A0000-memory.dmp
memory/2568-5-0x0000000007260000-0x00000000072FC000-memory.dmp
memory/2568-8-0x0000000000A70000-0x0000000000D00000-memory.dmp
memory/2568-9-0x0000000074850000-0x0000000075000000-memory.dmp
memory/2568-10-0x0000000007390000-0x00000000073A0000-memory.dmp