Analysis Overview
SHA256
5809a144d1acd6c9881b0c3cdf20d15628d4d0d8e56f252f7acf326bcfc921cf
Threat Level: Known bad
The file 1071976c7372ca69ee12be54eaf5c8dc_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
ISR Stealer payload
ISR Stealer
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Suspicious use of SetThreadContext
Unsigned PE
Enumerates physical storage devices
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-26 02:37
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-26 02:37
Reported
2024-06-26 02:39
Platform
win7-20240221-en
Max time kernel
121s
Max time network
122s
Command Line
Signatures
ISR Stealer
ISR Stealer payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1952 set thread context of 2392 | N/A | C:\Users\Admin\AppData\Local\Temp\1071976c7372ca69ee12be54eaf5c8dc_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\1071976c7372ca69ee12be54eaf5c8dc_JaffaCakes118.exe |
Enumerates physical storage devices
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\MIME\Database\Codepage | C:\Users\Admin\AppData\Local\Temp\1071976c7372ca69ee12be54eaf5c8dc_JaffaCakes118.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\MIME\Database | C:\Users\Admin\AppData\Local\Temp\1071976c7372ca69ee12be54eaf5c8dc_JaffaCakes118.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\MIME\Database\Charset | C:\Users\Admin\AppData\Local\Temp\1071976c7372ca69ee12be54eaf5c8dc_JaffaCakes118.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1071976c7372ca69ee12be54eaf5c8dc_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1071976c7372ca69ee12be54eaf5c8dc_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1071976c7372ca69ee12be54eaf5c8dc_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1071976c7372ca69ee12be54eaf5c8dc_JaffaCakes118.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1071976c7372ca69ee12be54eaf5c8dc_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1071976c7372ca69ee12be54eaf5c8dc_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\1071976c7372ca69ee12be54eaf5c8dc_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\1071976c7372ca69ee12be54eaf5c8dc_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\1071976c7372ca69ee12be54eaf5c8dc_JaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\1071976c7372ca69ee12be54eaf5c8dc_JaffaCakes118.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | smtp.gmail.com | udp |
| IE | 209.85.202.108:465 | smtp.gmail.com | tcp |
Files
memory/1952-0-0x0000000000400000-0x0000000000424200-memory.dmp
memory/2392-4-0x0000000000400000-0x0000000000414000-memory.dmp
memory/1952-7-0x0000000000400000-0x0000000000424200-memory.dmp
memory/1952-3-0x00000000002E0000-0x0000000000305000-memory.dmp
memory/2392-10-0x0000000000400000-0x0000000000414000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-26 02:37
Reported
2024-06-26 02:39
Platform
win10v2004-20240508-en
Max time kernel
126s
Max time network
128s
Command Line
Signatures
ISR Stealer
ISR Stealer payload
| 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 |
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1532 set thread context of 5040 | N/A | C:\Users\Admin\AppData\Local\Temp\1071976c7372ca69ee12be54eaf5c8dc_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\1071976c7372ca69ee12be54eaf5c8dc_JaffaCakes118.exe |
Enumerates physical storage devices
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\MIME\Database\Codepage | C:\Users\Admin\AppData\Local\Temp\1071976c7372ca69ee12be54eaf5c8dc_JaffaCakes118.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000_Classes\MIME\Database | C:\Users\Admin\AppData\Local\Temp\1071976c7372ca69ee12be54eaf5c8dc_JaffaCakes118.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\MIME\Database\Charset | C:\Users\Admin\AppData\Local\Temp\1071976c7372ca69ee12be54eaf5c8dc_JaffaCakes118.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1071976c7372ca69ee12be54eaf5c8dc_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1071976c7372ca69ee12be54eaf5c8dc_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\1071976c7372ca69ee12be54eaf5c8dc_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\1071976c7372ca69ee12be54eaf5c8dc_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\1071976c7372ca69ee12be54eaf5c8dc_JaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\1071976c7372ca69ee12be54eaf5c8dc_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 --field-trial-handle=4612,i,16710585221322798697,8586257254049248207,262144 --variations-seed-version --mojo-platform-channel-handle=1300 /prefetch:8
Network
| Country | Destination | Domain | Proto |
| N/A | 224.0.0.251:5353 | udp | |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | smtp.gmail.com | udp |
| IE | 209.85.202.109:465 | smtp.gmail.com | tcp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 109.202.85.209.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 57.15.31.184.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 31.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 80.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 82.90.14.23.in-addr.arpa | udp |
Files
memory/1532-0-0x0000000000400000-0x0000000000424200-memory.dmp
memory/5040-3-0x0000000000400000-0x0000000000414000-memory.dmp
memory/5040-5-0x0000000000400000-0x0000000000414000-memory.dmp
memory/1532-8-0x0000000000400000-0x0000000000424200-memory.dmp
memory/5040-10-0x0000000000400000-0x0000000000414000-memory.dmp