Analysis Overview
SHA256
fe68fa8aa8522badacc0c97554cd4a1b8d466dd16dc61b86542e799db0d1f7ae
Threat Level: Known bad
The file 9b288f1ed4b43253489dbd03b8902445_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Formbook
Formbook payload
Looks for VirtualBox Guest Additions in registry
Looks for VMWare Tools registry key
Checks BIOS information in registry
Maps connected drives based on registry
Suspicious use of SetThreadContext
Enumerates physical storage devices
Unsigned PE
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-03 00:25
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-03 00:25
Reported
2024-04-03 00:27
Platform
win7-20240215-en
Max time kernel
118s
Max time network
120s
Command Line
Signatures
Formbook
Formbook payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Looks for VirtualBox Guest Additions in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Oracle\VirtualBox Guest Additions | C:\Users\Admin\AppData\Local\Temp\9b288f1ed4b43253489dbd03b8902445_JaffaCakes118.exe | N/A |
Looks for VMWare Tools registry key
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\VMware, Inc.\VMware Tools | C:\Users\Admin\AppData\Local\Temp\9b288f1ed4b43253489dbd03b8902445_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\9b288f1ed4b43253489dbd03b8902445_JaffaCakes118.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | C:\Users\Admin\AppData\Local\Temp\9b288f1ed4b43253489dbd03b8902445_JaffaCakes118.exe | N/A |
Maps connected drives based on registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum | C:\Users\Admin\AppData\Local\Temp\9b288f1ed4b43253489dbd03b8902445_JaffaCakes118.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 | C:\Users\Admin\AppData\Local\Temp\9b288f1ed4b43253489dbd03b8902445_JaffaCakes118.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2900 set thread context of 2496 | N/A | C:\Users\Admin\AppData\Local\Temp\9b288f1ed4b43253489dbd03b8902445_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\9b288f1ed4b43253489dbd03b8902445_JaffaCakes118.exe |
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\9b288f1ed4b43253489dbd03b8902445_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\9b288f1ed4b43253489dbd03b8902445_JaffaCakes118.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\9b288f1ed4b43253489dbd03b8902445_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\9b288f1ed4b43253489dbd03b8902445_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\9b288f1ed4b43253489dbd03b8902445_JaffaCakes118.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\yteSoDKQ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp871A.tmp"
C:\Users\Admin\AppData\Local\Temp\9b288f1ed4b43253489dbd03b8902445_JaffaCakes118.exe
"{path}"
Network
Files
memory/2900-0-0x0000000000A50000-0x0000000000B28000-memory.dmp
memory/2900-1-0x0000000074B00000-0x00000000751EE000-memory.dmp
memory/2900-2-0x0000000004A20000-0x0000000004A60000-memory.dmp
memory/2900-3-0x00000000003E0000-0x00000000003F4000-memory.dmp
memory/2900-4-0x0000000074B00000-0x00000000751EE000-memory.dmp
memory/2900-5-0x0000000004A20000-0x0000000004A60000-memory.dmp
memory/2900-6-0x0000000005EE0000-0x0000000005F6A000-memory.dmp
memory/2900-7-0x00000000006A0000-0x00000000006D4000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp871A.tmp
| MD5 | 060a31c8385694809d17f38e0a2c8acf |
| SHA1 | e80d4e76493d3dd5b1191a5b954d1ee6afe50edc |
| SHA256 | 46f8d8b135ae373cf66312a713b8a7de1d17d9812171dc1e29983fbfcf592655 |
| SHA512 | 014033626dec567e9c308c1356d8c41288244b433e31bc8d9cacf7ae81ebbc8893bf62bb5c3baccd349ef6ad189ea04e333ab2f0b3948c0e54f55690a7cfca37 |
memory/2496-15-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2496-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2496-12-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2496-11-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2496-17-0x0000000000B30000-0x0000000000E33000-memory.dmp
memory/2900-16-0x0000000074B00000-0x00000000751EE000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-03 00:25
Reported
2024-04-03 00:28
Platform
win10v2004-20240319-en
Max time kernel
146s
Max time network
152s
Command Line
Signatures
Looks for VirtualBox Guest Additions in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Oracle\VirtualBox Guest Additions | C:\Users\Admin\AppData\Local\Temp\9b288f1ed4b43253489dbd03b8902445_JaffaCakes118.exe | N/A |
Looks for VMWare Tools registry key
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\VMware, Inc.\VMware Tools | C:\Users\Admin\AppData\Local\Temp\9b288f1ed4b43253489dbd03b8902445_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\9b288f1ed4b43253489dbd03b8902445_JaffaCakes118.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | C:\Users\Admin\AppData\Local\Temp\9b288f1ed4b43253489dbd03b8902445_JaffaCakes118.exe | N/A |
Maps connected drives based on registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum | C:\Users\Admin\AppData\Local\Temp\9b288f1ed4b43253489dbd03b8902445_JaffaCakes118.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 | C:\Users\Admin\AppData\Local\Temp\9b288f1ed4b43253489dbd03b8902445_JaffaCakes118.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\9b288f1ed4b43253489dbd03b8902445_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\9b288f1ed4b43253489dbd03b8902445_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=4984 --field-trial-handle=2232,i,3915538061666887171,15629965885515244134,262144 --variations-seed-version /prefetch:8
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 76.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 84.117.19.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.34.115.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| NL | 142.251.39.110:443 | tcp | |
| NL | 172.217.168.202:443 | tcp | |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| NL | 142.251.39.110:443 | tcp | |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 98.117.19.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.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 | 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 | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.179.89.13.in-addr.arpa | udp |
Files
memory/1560-0-0x0000000074C90000-0x0000000075440000-memory.dmp
memory/1560-1-0x00000000004D0000-0x00000000005A8000-memory.dmp
memory/1560-2-0x0000000004E30000-0x0000000004ECC000-memory.dmp
memory/1560-3-0x0000000005480000-0x0000000005A24000-memory.dmp
memory/1560-4-0x0000000004ED0000-0x0000000004F62000-memory.dmp
memory/1560-5-0x0000000005060000-0x0000000005070000-memory.dmp
memory/1560-6-0x0000000005070000-0x000000000507A000-memory.dmp
memory/1560-7-0x00000000050E0000-0x0000000005136000-memory.dmp
memory/1560-8-0x0000000002850000-0x0000000002864000-memory.dmp
memory/1560-9-0x0000000074C90000-0x0000000075440000-memory.dmp
memory/1560-10-0x0000000005060000-0x0000000005070000-memory.dmp
memory/1560-11-0x0000000008F10000-0x0000000008F9A000-memory.dmp
memory/1560-12-0x0000000006450000-0x0000000006484000-memory.dmp
memory/1560-13-0x000000000E010000-0x000000000E076000-memory.dmp
memory/1560-15-0x0000000074C90000-0x0000000075440000-memory.dmp