Analysis Overview
SHA256
283b7f7ecaa5d1b4c6b9adb471c24239eaab526b9bd58d20c6eb31df555bdb32
Threat Level: Known bad
The file 283b7f7ecaa5d1b4c6b9adb471c24239eaab526b9bd58d20c6eb31df555bdb32 was found to be: Known bad.
Malicious Activity Summary
ISR Stealer
ISR Stealer payload
UPX packed file
Reads user/profile data of web browsers
AutoIT Executable
Suspicious use of SetThreadContext
Program crash
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Suspicious use of SendNotifyMessage
Suspicious use of SetWindowsHookEx
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-07-24 14:33
Signatures
AutoIT Executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2022-07-24 14:33
Reported
2022-07-25 23:44
Platform
win7-20220715-en
Max time kernel
44s
Max time network
48s
Command Line
Signatures
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\283b7f7ecaa5d1b4c6b9adb471c24239eaab526b9bd58d20c6eb31df555bdb32.exe
"C:\Users\Admin\AppData\Local\Temp\283b7f7ecaa5d1b4c6b9adb471c24239eaab526b9bd58d20c6eb31df555bdb32.exe"
C:\Users\Admin\AppData\Local\Temp\283b7f7ecaa5d1b4c6b9adb471c24239eaab526b9bd58d20c6eb31df555bdb32.exe
"C:\Users\Admin\AppData\Local\Temp\283b7f7ecaa5d1b4c6b9adb471c24239eaab526b9bd58d20c6eb31df555bdb32.exe"
C:\Users\Admin\AppData\Local\Temp\283b7f7ecaa5d1b4c6b9adb471c24239eaab526b9bd58d20c6eb31df555bdb32.exe
"C:\Users\Admin\AppData\Local\Temp\283b7f7ecaa5d1b4c6b9adb471c24239eaab526b9bd58d20c6eb31df555bdb32.exe"
C:\Users\Admin\AppData\Local\Temp\283b7f7ecaa5d1b4c6b9adb471c24239eaab526b9bd58d20c6eb31df555bdb32.exe
"C:\Users\Admin\AppData\Local\Temp\283b7f7ecaa5d1b4c6b9adb471c24239eaab526b9bd58d20c6eb31df555bdb32.exe"
C:\Users\Admin\AppData\Local\Temp\283b7f7ecaa5d1b4c6b9adb471c24239eaab526b9bd58d20c6eb31df555bdb32.exe
"C:\Users\Admin\AppData\Local\Temp\283b7f7ecaa5d1b4c6b9adb471c24239eaab526b9bd58d20c6eb31df555bdb32.exe"
C:\Users\Admin\AppData\Local\Temp\283b7f7ecaa5d1b4c6b9adb471c24239eaab526b9bd58d20c6eb31df555bdb32.exe
"C:\Users\Admin\AppData\Local\Temp\283b7f7ecaa5d1b4c6b9adb471c24239eaab526b9bd58d20c6eb31df555bdb32.exe"
C:\Users\Admin\AppData\Local\Temp\283b7f7ecaa5d1b4c6b9adb471c24239eaab526b9bd58d20c6eb31df555bdb32.exe
"C:\Users\Admin\AppData\Local\Temp\283b7f7ecaa5d1b4c6b9adb471c24239eaab526b9bd58d20c6eb31df555bdb32.exe"
Network
| Country | Destination | Domain | Proto |
| IE | 52.51.231.105:80 | tcp |
Files
memory/1908-54-0x0000000074DB1000-0x0000000074DB3000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-07-24 14:33
Reported
2022-07-25 23:45
Platform
win10v2004-20220721-en
Max time kernel
113s
Max time network
118s
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 |
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 |
Reads user/profile data of web browsers
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4564 set thread context of 4704 | N/A | C:\Users\Admin\AppData\Local\Temp\283b7f7ecaa5d1b4c6b9adb471c24239eaab526b9bd58d20c6eb31df555bdb32.exe | C:\Users\Admin\AppData\Local\Temp\283b7f7ecaa5d1b4c6b9adb471c24239eaab526b9bd58d20c6eb31df555bdb32.exe |
| PID 4704 set thread context of 1600 | N/A | C:\Users\Admin\AppData\Local\Temp\283b7f7ecaa5d1b4c6b9adb471c24239eaab526b9bd58d20c6eb31df555bdb32.exe | C:\Users\Admin\AppData\Local\Temp\283b7f7ecaa5d1b4c6b9adb471c24239eaab526b9bd58d20c6eb31df555bdb32.exe |
| PID 4704 set thread context of 4712 | N/A | C:\Users\Admin\AppData\Local\Temp\283b7f7ecaa5d1b4c6b9adb471c24239eaab526b9bd58d20c6eb31df555bdb32.exe | C:\Users\Admin\AppData\Local\Temp\283b7f7ecaa5d1b4c6b9adb471c24239eaab526b9bd58d20c6eb31df555bdb32.exe |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\283b7f7ecaa5d1b4c6b9adb471c24239eaab526b9bd58d20c6eb31df555bdb32.exe |
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\283b7f7ecaa5d1b4c6b9adb471c24239eaab526b9bd58d20c6eb31df555bdb32.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\283b7f7ecaa5d1b4c6b9adb471c24239eaab526b9bd58d20c6eb31df555bdb32.exe
"C:\Users\Admin\AppData\Local\Temp\283b7f7ecaa5d1b4c6b9adb471c24239eaab526b9bd58d20c6eb31df555bdb32.exe"
C:\Users\Admin\AppData\Local\Temp\283b7f7ecaa5d1b4c6b9adb471c24239eaab526b9bd58d20c6eb31df555bdb32.exe
"C:\Users\Admin\AppData\Local\Temp\283b7f7ecaa5d1b4c6b9adb471c24239eaab526b9bd58d20c6eb31df555bdb32.exe"
C:\Users\Admin\AppData\Local\Temp\283b7f7ecaa5d1b4c6b9adb471c24239eaab526b9bd58d20c6eb31df555bdb32.exe
/scomma "C:\Users\Admin\AppData\Local\Temp\pJHbdRZ1nv.ini"
C:\Users\Admin\AppData\Local\Temp\283b7f7ecaa5d1b4c6b9adb471c24239eaab526b9bd58d20c6eb31df555bdb32.exe
/scomma "C:\Users\Admin\AppData\Local\Temp\Hn6VTRXFOb.ini"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4712 -ip 4712
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4712 -s 80
Network
| Country | Destination | Domain | Proto |
| NL | 178.79.208.1:80 | tcp | |
| NL | 178.79.208.1:80 | tcp | |
| NL | 178.79.208.1:80 | tcp | |
| US | 8.8.8.8:53 | bimaltobacco.com | udp |
| IE | 20.190.159.0:443 | tcp | |
| NL | 178.79.208.1:80 | tcp | |
| DE | 20.52.64.200:443 | tcp | |
| NL | 178.79.208.1:80 | tcp | |
| NL | 178.79.208.1:80 | tcp |
Files
memory/4704-130-0x0000000000000000-mapping.dmp
memory/4704-131-0x0000000000400000-0x0000000000442000-memory.dmp
memory/4704-136-0x0000000000400000-0x0000000000442000-memory.dmp
memory/1600-139-0x0000000000000000-mapping.dmp
memory/1600-140-0x0000000000400000-0x0000000000453000-memory.dmp
memory/1600-142-0x0000000000400000-0x0000000000453000-memory.dmp
memory/1600-143-0x0000000000400000-0x0000000000453000-memory.dmp
memory/1600-144-0x0000000000400000-0x0000000000453000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\pJHbdRZ1nv.ini
| MD5 | d1ea279fb5559c020a1b4137dc4de237 |
| SHA1 | db6f8988af46b56216a6f0daf95ab8c9bdb57400 |
| SHA256 | fcdcc2c46896915a1c695d6231f0fee336a668531b7a3da46178c80362546dba |
| SHA512 | 720e9c284f0559015312df7fe977563e5e16f48d3506e51eb4016adf7971924d352f740b030aa3adc81b6f65fd1dba12df06d10fa6c115074e5097e7ee0f08b3 |
memory/4712-146-0x0000000000000000-mapping.dmp