Analysis Overview
SHA256
13df7493ad9c328a21e7917abb6f4208c7c1b880e28d6750d1b0c60a27aa0e76
Threat Level: Known bad
The file ec99191a86cf84844ed7bf77c7e404b2_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Neshta
Checks computer location settings
UPX packed file
Modifies system executable filetype association
Loads dropped DLL
Reads user/profile data of web browsers
Executes dropped EXE
Drops file in Program Files directory
Drops file in Windows directory
Unsigned PE
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
Modifies registry class
Suspicious use of SendNotifyMessage
Suspicious use of FindShellTrayWindow
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-11 03:44
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-11 03:44
Reported
2024-04-11 03:46
Platform
win7-20240215-en
Max time kernel
117s
Max time network
117s
Command Line
Signatures
Neshta
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3582-490\ec99191a86cf84844ed7bf77c7e404b2_JaffaCakes118.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ec99191a86cf84844ed7bf77c7e404b2_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ec99191a86cf84844ed7bf77c7e404b2_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ec99191a86cf84844ed7bf77c7e404b2_JaffaCakes118.exe | N/A |
Modifies system executable filetype association
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" | C:\Users\Admin\AppData\Local\Temp\ec99191a86cf84844ed7bf77c7e404b2_JaffaCakes118.exe | N/A |
Reads user/profile data of web browsers
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 |
Drops file in Program Files directory
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\svchost.com | C:\Users\Admin\AppData\Local\Temp\ec99191a86cf84844ed7bf77c7e404b2_JaffaCakes118.exe | N/A |
Enumerates physical storage devices
Modifies registry class
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" | C:\Users\Admin\AppData\Local\Temp\ec99191a86cf84844ed7bf77c7e404b2_JaffaCakes118.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3582-490\ec99191a86cf84844ed7bf77c7e404b2_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3582-490\ec99191a86cf84844ed7bf77c7e404b2_JaffaCakes118.exe | N/A |
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3582-490\ec99191a86cf84844ed7bf77c7e404b2_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3582-490\ec99191a86cf84844ed7bf77c7e404b2_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1304 wrote to memory of 1780 | N/A | C:\Users\Admin\AppData\Local\Temp\ec99191a86cf84844ed7bf77c7e404b2_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\3582-490\ec99191a86cf84844ed7bf77c7e404b2_JaffaCakes118.exe |
| PID 1304 wrote to memory of 1780 | N/A | C:\Users\Admin\AppData\Local\Temp\ec99191a86cf84844ed7bf77c7e404b2_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\3582-490\ec99191a86cf84844ed7bf77c7e404b2_JaffaCakes118.exe |
| PID 1304 wrote to memory of 1780 | N/A | C:\Users\Admin\AppData\Local\Temp\ec99191a86cf84844ed7bf77c7e404b2_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\3582-490\ec99191a86cf84844ed7bf77c7e404b2_JaffaCakes118.exe |
| PID 1304 wrote to memory of 1780 | N/A | C:\Users\Admin\AppData\Local\Temp\ec99191a86cf84844ed7bf77c7e404b2_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\3582-490\ec99191a86cf84844ed7bf77c7e404b2_JaffaCakes118.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\ec99191a86cf84844ed7bf77c7e404b2_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ec99191a86cf84844ed7bf77c7e404b2_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\3582-490\ec99191a86cf84844ed7bf77c7e404b2_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\3582-490\ec99191a86cf84844ed7bf77c7e404b2_JaffaCakes118.exe"
Network
Files
\Users\Admin\AppData\Local\Temp\3582-490\ec99191a86cf84844ed7bf77c7e404b2_JaffaCakes118.exe
| MD5 | c1ca7d063e73949ec79bb7d31c739a5c |
| SHA1 | 3a0140578078a2f64ae5b0b1438bb7afbf60cbcc |
| SHA256 | 4d448629d93874e93560c2e979019608e29a67f8d68ea882d2453f9d56f2a56c |
| SHA512 | 454a108cd66263112cc899cdd0354be500ad02689a323ba6fab76eac903c881ea1e75f2bd57bc9a51a6a0fb5aefdb384d1265024777f728c6c07ecaf0a603162 |
memory/1304-4-0x0000000002210000-0x000000000225D000-memory.dmp
C:\MSOCache\ALLUSE~1\{90140~1\DW20.EXE
| MD5 | 754309b7b83050a50768236ee966224f |
| SHA1 | 10ed7efc2e594417ddeb00a42deb8fd9f804ed53 |
| SHA256 | acd32dd903e5464b0ecd153fb3f71da520d2e59a63d4c355d9c1874c919d04e6 |
| SHA512 | e5aaddf62c08c8fcc1ae3f29df220c5c730a2efa96dd18685ee19f5a9d66c4735bb4416c4828033661990604669ed345415ef2dc096ec75e1ab378dd804b1614 |
memory/1780-15-0x0000000000400000-0x000000000044D000-memory.dmp
memory/1780-19-0x0000000000400000-0x000000000044D000-memory.dmp
\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE
| MD5 | 9e2b9928c89a9d0da1d3e8f4bd96afa7 |
| SHA1 | ec66cda99f44b62470c6930e5afda061579cde35 |
| SHA256 | 8899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043 |
| SHA512 | 2ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156 |
memory/1304-93-0x0000000000400000-0x000000000041B000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-11 03:44
Reported
2024-04-11 03:46
Platform
win10v2004-20240319-en
Max time kernel
147s
Max time network
152s
Command Line
Signatures
Neshta
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-817259280-2658881748-983986378-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\ec99191a86cf84844ed7bf77c7e404b2_JaffaCakes118.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3582-490\ec99191a86cf84844ed7bf77c7e404b2_JaffaCakes118.exe | N/A |
Modifies system executable filetype association
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" | C:\Users\Admin\AppData\Local\Temp\ec99191a86cf84844ed7bf77c7e404b2_JaffaCakes118.exe | N/A |
Reads user/profile data of web browsers
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 |
Drops file in Program Files directory
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\svchost.com | C:\Users\Admin\AppData\Local\Temp\ec99191a86cf84844ed7bf77c7e404b2_JaffaCakes118.exe | N/A |
Enumerates physical storage devices
Modifies registry class
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" | C:\Users\Admin\AppData\Local\Temp\ec99191a86cf84844ed7bf77c7e404b2_JaffaCakes118.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3582-490\ec99191a86cf84844ed7bf77c7e404b2_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3582-490\ec99191a86cf84844ed7bf77c7e404b2_JaffaCakes118.exe | N/A |
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3582-490\ec99191a86cf84844ed7bf77c7e404b2_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3582-490\ec99191a86cf84844ed7bf77c7e404b2_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4900 wrote to memory of 3904 | N/A | C:\Users\Admin\AppData\Local\Temp\ec99191a86cf84844ed7bf77c7e404b2_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\3582-490\ec99191a86cf84844ed7bf77c7e404b2_JaffaCakes118.exe |
| PID 4900 wrote to memory of 3904 | N/A | C:\Users\Admin\AppData\Local\Temp\ec99191a86cf84844ed7bf77c7e404b2_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\3582-490\ec99191a86cf84844ed7bf77c7e404b2_JaffaCakes118.exe |
| PID 4900 wrote to memory of 3904 | N/A | C:\Users\Admin\AppData\Local\Temp\ec99191a86cf84844ed7bf77c7e404b2_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\3582-490\ec99191a86cf84844ed7bf77c7e404b2_JaffaCakes118.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\ec99191a86cf84844ed7bf77c7e404b2_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ec99191a86cf84844ed7bf77c7e404b2_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\3582-490\ec99191a86cf84844ed7bf77c7e404b2_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\3582-490\ec99191a86cf84844ed7bf77c7e404b2_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=4528 --field-trial-handle=2320,i,3025503729105798828,9325691672526736153,262144 --variations-seed-version /prefetch:8
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 69.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.114.53.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| NL | 23.62.61.97:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 97.61.62.23.in-addr.arpa | udp |
| US | 13.107.246.64:443 | tcp | |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.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 | 8.8.8.8:53 | 26.178.89.13.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\3582-490\ec99191a86cf84844ed7bf77c7e404b2_JaffaCakes118.exe
| MD5 | c1ca7d063e73949ec79bb7d31c739a5c |
| SHA1 | 3a0140578078a2f64ae5b0b1438bb7afbf60cbcc |
| SHA256 | 4d448629d93874e93560c2e979019608e29a67f8d68ea882d2453f9d56f2a56c |
| SHA512 | 454a108cd66263112cc899cdd0354be500ad02689a323ba6fab76eac903c881ea1e75f2bd57bc9a51a6a0fb5aefdb384d1265024777f728c6c07ecaf0a603162 |
memory/3904-13-0x0000000000400000-0x000000000044D000-memory.dmp
memory/3904-15-0x0000000000400000-0x000000000044D000-memory.dmp
C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe
| MD5 | d9e8a1fa55faebd36ed2342fedefbedd |
| SHA1 | c25cc7f0035488de9c5df0121a09b5100e1c28e9 |
| SHA256 | bd7696911d75a9a35dfd125b24cb95003f1e9598592df47fa23a2568986a4a9a |
| SHA512 | 134644c68bd04536e9ea0a5da6e334d36b1ce8012a061fa6dabd31f85c16a1ac9eee8c40fee3d55f25c4d4edf0672de8ce204e344c800361cbcff092c09d7a33 |
memory/4900-89-0x0000000000400000-0x000000000041B000-memory.dmp
memory/4900-112-0x0000000000400000-0x000000000041B000-memory.dmp
memory/4900-122-0x0000000000400000-0x000000000041B000-memory.dmp
memory/4900-123-0x0000000000400000-0x000000000041B000-memory.dmp
memory/4900-124-0x0000000000400000-0x000000000041B000-memory.dmp
memory/4900-125-0x0000000000400000-0x000000000041B000-memory.dmp
memory/4900-127-0x0000000000400000-0x000000000041B000-memory.dmp
memory/4900-128-0x0000000000400000-0x000000000041B000-memory.dmp
memory/4900-129-0x0000000000400000-0x000000000041B000-memory.dmp
memory/4900-131-0x0000000000400000-0x000000000041B000-memory.dmp