Analysis Overview
SHA256
61c879a82dd2352181a729b07d05a8d4c871a120a1ca69a673892b7ecb5b95c1
Threat Level: Known bad
The file 2a9a30eec97ab00aa5383eb5b7b39e4c_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Formbook
Formbook payload
Writes to the Master Boot Record (MBR)
Suspicious use of SetThreadContext
Unsigned PE
Suspicious use of FindShellTrayWindow
Suspicious behavior: EnumeratesProcesses
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-09 15:22
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-09 15:22
Reported
2024-05-09 15:25
Platform
win7-20240508-en
Max time kernel
117s
Max time network
121s
Command Line
Signatures
Formbook
Formbook payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Writes to the Master Boot Record (MBR)
| Description | Indicator | Process | Target |
| File opened for modification | \??\PhysicalDrive0 | C:\Users\Admin\AppData\Local\Temp\2a9a30eec97ab00aa5383eb5b7b39e4c_JaffaCakes118.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2236 set thread context of 2752 | N/A | C:\Users\Admin\AppData\Local\Temp\2a9a30eec97ab00aa5383eb5b7b39e4c_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\2a9a30eec97ab00aa5383eb5b7b39e4c_JaffaCakes118.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2a9a30eec97ab00aa5383eb5b7b39e4c_JaffaCakes118.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2a9a30eec97ab00aa5383eb5b7b39e4c_JaffaCakes118.exe | N/A |
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2a9a30eec97ab00aa5383eb5b7b39e4c_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\2a9a30eec97ab00aa5383eb5b7b39e4c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\2a9a30eec97ab00aa5383eb5b7b39e4c_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\2a9a30eec97ab00aa5383eb5b7b39e4c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\2a9a30eec97ab00aa5383eb5b7b39e4c_JaffaCakes118.exe"
Network
Files
memory/2236-5-0x00000000003A0000-0x00000000003A1000-memory.dmp
memory/2236-8-0x0000000000330000-0x0000000000372000-memory.dmp
memory/2236-7-0x0000000000280000-0x0000000000281000-memory.dmp
memory/2236-6-0x0000000000390000-0x0000000000391000-memory.dmp
memory/2236-4-0x00000000003B0000-0x00000000003B1000-memory.dmp
memory/2236-3-0x0000000000220000-0x0000000000221000-memory.dmp
memory/2236-2-0x0000000000230000-0x0000000000231000-memory.dmp
memory/2236-1-0x00000000003F0000-0x00000000003F1000-memory.dmp
memory/2236-0-0x0000000000400000-0x0000000000565000-memory.dmp
memory/2236-11-0x0000000001FC0000-0x0000000001FC1000-memory.dmp
memory/2236-10-0x0000000001F80000-0x0000000001F81000-memory.dmp
memory/2236-9-0x0000000000380000-0x0000000000381000-memory.dmp
memory/2236-12-0x00000000020D0000-0x00000000020D1000-memory.dmp
memory/2236-13-0x0000000000400000-0x0000000000565000-memory.dmp
memory/2236-14-0x0000000000330000-0x0000000000372000-memory.dmp
memory/2236-16-0x00000000020D0000-0x00000000020D1000-memory.dmp
memory/2236-17-0x0000000000400000-0x0000000000565000-memory.dmp
memory/2752-18-0x0000000000400000-0x000000000042A000-memory.dmp
memory/2752-22-0x0000000000400000-0x000000000042A000-memory.dmp
memory/2752-20-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2236-24-0x0000000000400000-0x0000000000565000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-09 15:22
Reported
2024-05-09 15:25
Platform
win10v2004-20240226-en
Max time kernel
143s
Max time network
149s
Command Line
Signatures
Formbook
Formbook payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3076 set thread context of 4748 | N/A | C:\Users\Admin\AppData\Local\Temp\2a9a30eec97ab00aa5383eb5b7b39e4c_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\2a9a30eec97ab00aa5383eb5b7b39e4c_JaffaCakes118.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2a9a30eec97ab00aa5383eb5b7b39e4c_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2a9a30eec97ab00aa5383eb5b7b39e4c_JaffaCakes118.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2a9a30eec97ab00aa5383eb5b7b39e4c_JaffaCakes118.exe | N/A |
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2a9a30eec97ab00aa5383eb5b7b39e4c_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\2a9a30eec97ab00aa5383eb5b7b39e4c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\2a9a30eec97ab00aa5383eb5b7b39e4c_JaffaCakes118.exe"
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4040 --field-trial-handle=2248,i,10247514684337323751,15511974759131734137,262144 --variations-seed-version /prefetch:8
C:\Users\Admin\AppData\Local\Temp\2a9a30eec97ab00aa5383eb5b7b39e4c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\2a9a30eec97ab00aa5383eb5b7b39e4c_JaffaCakes118.exe"
Network
| Country | Destination | Domain | Proto |
| US | 20.231.121.79:80 | tcp | |
| US | 8.8.8.8:53 | 104.211.222.173.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 71.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 13.107.246.64:443 | tcp | |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 24.173.189.20.in-addr.arpa | udp |
Files
memory/3076-0-0x0000000000400000-0x0000000000565000-memory.dmp
memory/3076-1-0x0000000002300000-0x0000000002342000-memory.dmp
memory/3076-8-0x00000000022D0000-0x00000000022D1000-memory.dmp
memory/3076-7-0x0000000002360000-0x0000000002361000-memory.dmp
memory/3076-6-0x0000000002370000-0x0000000002371000-memory.dmp
memory/3076-5-0x0000000002380000-0x0000000002381000-memory.dmp
memory/3076-4-0x00000000022B0000-0x00000000022B1000-memory.dmp
memory/3076-3-0x00000000022C0000-0x00000000022C1000-memory.dmp
memory/3076-2-0x00000000023B0000-0x00000000023B1000-memory.dmp
memory/3076-10-0x0000000002350000-0x0000000002351000-memory.dmp
memory/3076-9-0x0000000000400000-0x0000000000565000-memory.dmp
memory/3076-11-0x00000000023D0000-0x00000000023D1000-memory.dmp
memory/3076-12-0x0000000002410000-0x0000000002411000-memory.dmp
memory/3076-13-0x0000000002680000-0x0000000002681000-memory.dmp
memory/3076-14-0x0000000000400000-0x0000000000565000-memory.dmp
memory/3076-15-0x0000000000400000-0x0000000000565000-memory.dmp
memory/3076-16-0x0000000002300000-0x0000000002342000-memory.dmp
memory/3076-18-0x0000000002680000-0x0000000002681000-memory.dmp
memory/4748-20-0x0000000000400000-0x000000000042A000-memory.dmp
memory/3076-22-0x0000000000400000-0x0000000000565000-memory.dmp