Analysis Overview
SHA256
3db7b2974cb01c3cc9c32645c7ba55a6bfb202f20cf7518fce62559cf5652586
Threat Level: Known bad
The file 3db7b2974cb01c3cc9c32645c7ba55a6bfb202f20cf7518fce62559cf5652586 was found to be: Known bad.
Malicious Activity Summary
ISR Stealer
ISR Stealer Payload
Nirsoft
NirSoft MailPassView
UPX packed file
Drops startup file
Reads user/profile data of web browsers
Accesses Microsoft Outlook accounts
Suspicious use of SetThreadContext
Suspicious use of SetWindowsHookEx
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-07-01 14:44
Signatures
Analysis: behavioral2
Detonation Overview
Submitted
2022-07-01 14:44
Reported
2022-07-01 15:42
Platform
win10v2004-20220414-en
Max time kernel
170s
Max time network
182s
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 |
NirSoft MailPassView
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Nirsoft
| 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 |
| 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 startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\...................vbs | C:\Windows\SysWOW64\notepad.exe | N/A |
Reads user/profile data of web browsers
Accesses Microsoft Outlook accounts
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts | C:\Users\Admin\AppData\Local\Temp\IMPORT-BOOKING DETAILS.xls.bit.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1136 set thread context of 4660 | N/A | C:\Users\Admin\AppData\Local\Temp\IMPORT-BOOKING DETAILS.xls.bit.exe | C:\Users\Admin\AppData\Local\Temp\IMPORT-BOOKING DETAILS.xls.bit.exe |
| PID 4660 set thread context of 2872 | N/A | C:\Users\Admin\AppData\Local\Temp\IMPORT-BOOKING DETAILS.xls.bit.exe | C:\Users\Admin\AppData\Local\Temp\IMPORT-BOOKING DETAILS.xls.bit.exe |
| PID 4660 set thread context of 776 | N/A | C:\Users\Admin\AppData\Local\Temp\IMPORT-BOOKING DETAILS.xls.bit.exe | C:\Users\Admin\AppData\Local\Temp\IMPORT-BOOKING DETAILS.xls.bit.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IMPORT-BOOKING DETAILS.xls.bit.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IMPORT-BOOKING DETAILS.xls.bit.exe | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IMPORT-BOOKING DETAILS.xls.bit.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IMPORT-BOOKING DETAILS.xls.bit.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\IMPORT-BOOKING DETAILS.xls.bit.exe
"C:\Users\Admin\AppData\Local\Temp\IMPORT-BOOKING DETAILS.xls.bit.exe"
C:\Windows\SysWOW64\notepad.exe
"C:\Windows\system32\notepad.exe"
C:\Users\Admin\AppData\Local\Temp\IMPORT-BOOKING DETAILS.xls.bit.exe
"C:\Users\Admin\AppData\Local\Temp\IMPORT-BOOKING DETAILS.xls.bit.exe"
C:\Users\Admin\AppData\Local\Temp\IMPORT-BOOKING DETAILS.xls.bit.exe
/scomma "C:\Users\Admin\AppData\Local\Temp\iTLiN1NuER.ini"
C:\Users\Admin\AppData\Local\Temp\IMPORT-BOOKING DETAILS.xls.bit.exe
/scomma "C:\Users\Admin\AppData\Local\Temp\gA5BZoaj3E.ini"
Network
| Country | Destination | Domain | Proto |
| NL | 104.110.191.133:80 | tcp | |
| US | 20.189.173.6:443 | tcp | |
| US | 8.8.8.8:53 | www.weltonfield.co.uk | udp |
| GB | 185.199.220.35:80 | www.weltonfield.co.uk | tcp |
| US | 8.8.8.8:53 | 97.97.242.52.in-addr.arpa | udp |
| NL | 104.110.191.133:80 | tcp | |
| NL | 104.110.191.133:80 | tcp |
Files
memory/1136-131-0x0000000002490000-0x00000000024A5000-memory.dmp
memory/4976-132-0x0000000000000000-mapping.dmp
memory/4660-133-0x0000000000000000-mapping.dmp
memory/2872-136-0x0000000000000000-mapping.dmp
memory/2872-137-0x0000000000400000-0x0000000000453000-memory.dmp
memory/2872-139-0x0000000000400000-0x0000000000453000-memory.dmp
memory/2872-140-0x0000000000400000-0x0000000000453000-memory.dmp
memory/2872-141-0x0000000000400000-0x0000000000453000-memory.dmp
memory/4660-142-0x0000000000400000-0x0000000000442000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\iTLiN1NuER.ini
| MD5 | d1ea279fb5559c020a1b4137dc4de237 |
| SHA1 | db6f8988af46b56216a6f0daf95ab8c9bdb57400 |
| SHA256 | fcdcc2c46896915a1c695d6231f0fee336a668531b7a3da46178c80362546dba |
| SHA512 | 720e9c284f0559015312df7fe977563e5e16f48d3506e51eb4016adf7971924d352f740b030aa3adc81b6f65fd1dba12df06d10fa6c115074e5097e7ee0f08b3 |
memory/4660-144-0x0000000000400000-0x0000000000442000-memory.dmp
memory/776-145-0x0000000000000000-mapping.dmp
memory/776-146-0x0000000000400000-0x000000000041F000-memory.dmp
memory/776-148-0x0000000000400000-0x000000000041F000-memory.dmp
memory/776-149-0x0000000000400000-0x000000000041F000-memory.dmp
memory/776-150-0x0000000000400000-0x000000000041F000-memory.dmp
memory/4660-151-0x0000000000400000-0x0000000000442000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2022-07-01 14:44
Reported
2022-07-01 15:42
Platform
win7-20220414-en
Max time kernel
37s
Max time network
43s
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 |
NirSoft MailPassView
| 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 |
Nirsoft
| 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 |
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 |
| 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 |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\...................vbs | C:\Windows\SysWOW64\notepad.exe | N/A |
Reads user/profile data of web browsers
Accesses Microsoft Outlook accounts
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts | C:\Users\Admin\AppData\Local\Temp\IMPORT-BOOKING DETAILS.xls.bit.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1472 set thread context of 952 | N/A | C:\Users\Admin\AppData\Local\Temp\IMPORT-BOOKING DETAILS.xls.bit.exe | C:\Users\Admin\AppData\Local\Temp\IMPORT-BOOKING DETAILS.xls.bit.exe |
| PID 952 set thread context of 1692 | N/A | C:\Users\Admin\AppData\Local\Temp\IMPORT-BOOKING DETAILS.xls.bit.exe | C:\Users\Admin\AppData\Local\Temp\IMPORT-BOOKING DETAILS.xls.bit.exe |
| PID 952 set thread context of 1824 | N/A | C:\Users\Admin\AppData\Local\Temp\IMPORT-BOOKING DETAILS.xls.bit.exe | C:\Users\Admin\AppData\Local\Temp\IMPORT-BOOKING DETAILS.xls.bit.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IMPORT-BOOKING DETAILS.xls.bit.exe | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IMPORT-BOOKING DETAILS.xls.bit.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IMPORT-BOOKING DETAILS.xls.bit.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\IMPORT-BOOKING DETAILS.xls.bit.exe
"C:\Users\Admin\AppData\Local\Temp\IMPORT-BOOKING DETAILS.xls.bit.exe"
C:\Windows\SysWOW64\notepad.exe
"C:\Windows\system32\notepad.exe"
C:\Users\Admin\AppData\Local\Temp\IMPORT-BOOKING DETAILS.xls.bit.exe
"C:\Users\Admin\AppData\Local\Temp\IMPORT-BOOKING DETAILS.xls.bit.exe"
C:\Users\Admin\AppData\Local\Temp\IMPORT-BOOKING DETAILS.xls.bit.exe
/scomma "C:\Users\Admin\AppData\Local\Temp\3xSlBr9gaM.ini"
C:\Users\Admin\AppData\Local\Temp\IMPORT-BOOKING DETAILS.xls.bit.exe
/scomma "C:\Users\Admin\AppData\Local\Temp\dIl1ToM0Oj.ini"
Network
Files
memory/1472-55-0x0000000000240000-0x0000000000255000-memory.dmp
memory/1472-56-0x0000000074F21000-0x0000000074F23000-memory.dmp
memory/1164-57-0x0000000000000000-mapping.dmp
memory/952-58-0x0000000000401180-mapping.dmp
memory/1692-63-0x00000000004512E0-mapping.dmp
memory/1692-62-0x0000000000400000-0x0000000000453000-memory.dmp
memory/1692-66-0x0000000000400000-0x0000000000453000-memory.dmp
memory/1692-67-0x0000000000400000-0x0000000000453000-memory.dmp
memory/952-68-0x0000000000400000-0x0000000000442000-memory.dmp
memory/1692-69-0x0000000000400000-0x0000000000453000-memory.dmp
memory/1692-70-0x0000000000400000-0x0000000000453000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\3xSlBr9gaM.ini
| MD5 | d1ea279fb5559c020a1b4137dc4de237 |
| SHA1 | db6f8988af46b56216a6f0daf95ab8c9bdb57400 |
| SHA256 | fcdcc2c46896915a1c695d6231f0fee336a668531b7a3da46178c80362546dba |
| SHA512 | 720e9c284f0559015312df7fe977563e5e16f48d3506e51eb4016adf7971924d352f740b030aa3adc81b6f65fd1dba12df06d10fa6c115074e5097e7ee0f08b3 |
memory/1824-72-0x0000000000400000-0x000000000041F000-memory.dmp
memory/1824-73-0x000000000041C410-mapping.dmp
memory/1824-76-0x0000000000400000-0x000000000041F000-memory.dmp
memory/1824-77-0x0000000000400000-0x000000000041F000-memory.dmp
memory/1824-78-0x0000000000400000-0x000000000041F000-memory.dmp
memory/952-79-0x0000000000400000-0x0000000000442000-memory.dmp
memory/1824-80-0x0000000000400000-0x000000000041F000-memory.dmp