Analysis Overview
SHA256
af2880ecae68d9343387f01808dbccc39ce14ec8df607a8361783346d893ae82
Threat Level: Known bad
The file af2880ecae68d9343387f01808dbccc39ce14ec8df607a8361783346d893ae82 was found to be: Known bad.
Malicious Activity Summary
ISR Stealer
ISR Stealer payload
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Suspicious use of SetThreadContext
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-10-03 08:33
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-10-03 08:33
Reported
2022-10-04 20:01
Platform
win7-20220812-en
Max time kernel
32s
Max time network
46s
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 |
| 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 2020 set thread context of 908 | N/A | C:\Users\Admin\AppData\Local\Temp\af2880ecae68d9343387f01808dbccc39ce14ec8df607a8361783346d893ae82.exe | C:\Users\Admin\AppData\Local\Temp\af2880ecae68d9343387f01808dbccc39ce14ec8df607a8361783346d893ae82.exe |
Enumerates physical storage devices
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\MIME\Database | C:\Users\Admin\AppData\Local\Temp\af2880ecae68d9343387f01808dbccc39ce14ec8df607a8361783346d893ae82.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\MIME\Database\Charset | C:\Users\Admin\AppData\Local\Temp\af2880ecae68d9343387f01808dbccc39ce14ec8df607a8361783346d893ae82.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\MIME\Database\Codepage | C:\Users\Admin\AppData\Local\Temp\af2880ecae68d9343387f01808dbccc39ce14ec8df607a8361783346d893ae82.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\af2880ecae68d9343387f01808dbccc39ce14ec8df607a8361783346d893ae82.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\af2880ecae68d9343387f01808dbccc39ce14ec8df607a8361783346d893ae82.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\af2880ecae68d9343387f01808dbccc39ce14ec8df607a8361783346d893ae82.exe
"C:\Users\Admin\AppData\Local\Temp\af2880ecae68d9343387f01808dbccc39ce14ec8df607a8361783346d893ae82.exe"
C:\Users\Admin\AppData\Local\Temp\af2880ecae68d9343387f01808dbccc39ce14ec8df607a8361783346d893ae82.exe
"C:\Users\Admin\AppData\Local\Temp\af2880ecae68d9343387f01808dbccc39ce14ec8df607a8361783346d893ae82.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | smtp.gmail.com | udp |
| US | 142.250.27.109:465 | smtp.gmail.com | tcp |
| US | 72.21.91.29:80 | tcp |
Files
memory/908-56-0x0000000000400000-0x0000000000414000-memory.dmp
memory/908-57-0x00000000004011F0-mapping.dmp
memory/908-61-0x00000000751A1000-0x00000000751A3000-memory.dmp
memory/908-62-0x0000000000400000-0x0000000000414000-memory.dmp
memory/908-63-0x0000000000400000-0x0000000000414000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-10-03 08:33
Reported
2022-10-04 20:01
Platform
win10v2004-20220812-en
Max time kernel
145s
Max time network
158s
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 |
| 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 4384 set thread context of 3592 | N/A | C:\Users\Admin\AppData\Local\Temp\af2880ecae68d9343387f01808dbccc39ce14ec8df607a8361783346d893ae82.exe | C:\Users\Admin\AppData\Local\Temp\af2880ecae68d9343387f01808dbccc39ce14ec8df607a8361783346d893ae82.exe |
Enumerates physical storage devices
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\MIME\Database | C:\Users\Admin\AppData\Local\Temp\af2880ecae68d9343387f01808dbccc39ce14ec8df607a8361783346d893ae82.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\MIME\Database\Charset | C:\Users\Admin\AppData\Local\Temp\af2880ecae68d9343387f01808dbccc39ce14ec8df607a8361783346d893ae82.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\MIME\Database\Codepage | C:\Users\Admin\AppData\Local\Temp\af2880ecae68d9343387f01808dbccc39ce14ec8df607a8361783346d893ae82.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\af2880ecae68d9343387f01808dbccc39ce14ec8df607a8361783346d893ae82.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\af2880ecae68d9343387f01808dbccc39ce14ec8df607a8361783346d893ae82.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\af2880ecae68d9343387f01808dbccc39ce14ec8df607a8361783346d893ae82.exe
"C:\Users\Admin\AppData\Local\Temp\af2880ecae68d9343387f01808dbccc39ce14ec8df607a8361783346d893ae82.exe"
C:\Users\Admin\AppData\Local\Temp\af2880ecae68d9343387f01808dbccc39ce14ec8df607a8361783346d893ae82.exe
"C:\Users\Admin\AppData\Local\Temp\af2880ecae68d9343387f01808dbccc39ce14ec8df607a8361783346d893ae82.exe"
Network
| Country | Destination | Domain | Proto |
| US | 93.184.221.240:80 | tcp | |
| US | 8.8.8.8:53 | smtp.gmail.com | udp |
| US | 142.250.27.108:465 | smtp.gmail.com | tcp |
| NL | 8.238.23.254:80 | tcp | |
| NL | 8.238.23.254:80 | tcp | |
| US | 8.8.8.8:53 | 164.2.77.40.in-addr.arpa | udp |
| US | 93.184.221.240:80 | tcp | |
| US | 93.184.221.240:80 | tcp | |
| DE | 51.116.253.170:443 | tcp | |
| US | 93.184.220.29:80 | tcp | |
| US | 93.184.221.240:80 | tcp | |
| US | 8.8.8.8:53 | 151.122.125.40.in-addr.arpa | udp |
Files
memory/3592-134-0x0000000000000000-mapping.dmp
memory/3592-135-0x0000000000400000-0x0000000000414000-memory.dmp
memory/3592-139-0x0000000000400000-0x0000000000414000-memory.dmp
memory/3592-140-0x0000000000400000-0x0000000000414000-memory.dmp