Analysis Overview
SHA256
9c328e11662d561e2ff77a7d6888122f93254f79b2541e7d47b5266bc28712ca
Threat Level: Known bad
The file 9c328e11662d561e2ff77a7d6888122f93254f79b2541e7d47b5266bc28712ca was found to be: Known bad.
Malicious Activity Summary
ISR Stealer
ISR Stealer payload
Isrstealer family
NirSoft MailPassView
Nirsoft
UPX packed file
Reads user/profile data of web browsers
Accesses Microsoft Outlook accounts
Suspicious use of SetThreadContext
Modifies system certificate store
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-10-11 04:28
Signatures
ISR Stealer payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Isrstealer family
Analysis: behavioral1
Detonation Overview
Submitted
2022-10-11 04:28
Reported
2022-10-11 05:33
Platform
win7-20220901-en
Max time kernel
46s
Max time network
110s
Command Line
Signatures
ISR Stealer
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 |
| N/A | N/A | N/A | N/A |
Reads user/profile data of web browsers
Accesses Microsoft Outlook accounts
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts | C:\Users\Admin\AppData\Local\Temp\9c328e11662d561e2ff77a7d6888122f93254f79b2541e7d47b5266bc28712ca.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1444 set thread context of 1936 | N/A | C:\Users\Admin\AppData\Local\Temp\9c328e11662d561e2ff77a7d6888122f93254f79b2541e7d47b5266bc28712ca.exe | C:\Users\Admin\AppData\Local\Temp\9c328e11662d561e2ff77a7d6888122f93254f79b2541e7d47b5266bc28712ca.exe |
| PID 1444 set thread context of 1868 | N/A | C:\Users\Admin\AppData\Local\Temp\9c328e11662d561e2ff77a7d6888122f93254f79b2541e7d47b5266bc28712ca.exe | C:\Users\Admin\AppData\Local\Temp\9c328e11662d561e2ff77a7d6888122f93254f79b2541e7d47b5266bc28712ca.exe |
Modifies system certificate store
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349 | C:\Users\Admin\AppData\Local\Temp\9c328e11662d561e2ff77a7d6888122f93254f79b2541e7d47b5266bc28712ca.exe | N/A |
| Set value (data) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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 | C:\Users\Admin\AppData\Local\Temp\9c328e11662d561e2ff77a7d6888122f93254f79b2541e7d47b5266bc28712ca.exe | N/A |
| Set value (data) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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 | C:\Users\Admin\AppData\Local\Temp\9c328e11662d561e2ff77a7d6888122f93254f79b2541e7d47b5266bc28712ca.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\9c328e11662d561e2ff77a7d6888122f93254f79b2541e7d47b5266bc28712ca.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\9c328e11662d561e2ff77a7d6888122f93254f79b2541e7d47b5266bc28712ca.exe
"C:\Users\Admin\AppData\Local\Temp\9c328e11662d561e2ff77a7d6888122f93254f79b2541e7d47b5266bc28712ca.exe"
C:\Users\Admin\AppData\Local\Temp\9c328e11662d561e2ff77a7d6888122f93254f79b2541e7d47b5266bc28712ca.exe
/scomma "C:\Users\Admin\AppData\Local\Temp\yZZelCofe0.ini"
C:\Users\Admin\AppData\Local\Temp\9c328e11662d561e2ff77a7d6888122f93254f79b2541e7d47b5266bc28712ca.exe
/scomma "C:\Users\Admin\AppData\Local\Temp\E6ZwhGimYo.ini"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | www.noton.net16.net | udp |
| US | 153.92.0.100:80 | www.noton.net16.net | tcp |
| US | 8.8.8.8:53 | www.000webhost.com | udp |
| US | 104.19.184.120:443 | www.000webhost.com | tcp |
Files
memory/1936-56-0x0000000000400000-0x0000000000453000-memory.dmp
memory/1936-57-0x00000000004512E0-mapping.dmp
memory/1936-59-0x0000000075D71000-0x0000000075D73000-memory.dmp
memory/1936-60-0x0000000000400000-0x0000000000453000-memory.dmp
memory/1936-61-0x0000000000400000-0x0000000000453000-memory.dmp
memory/1936-62-0x0000000000400000-0x0000000000453000-memory.dmp
memory/1936-63-0x0000000000400000-0x0000000000453000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\yZZelCofe0.ini
| MD5 | d1ea279fb5559c020a1b4137dc4de237 |
| SHA1 | db6f8988af46b56216a6f0daf95ab8c9bdb57400 |
| SHA256 | fcdcc2c46896915a1c695d6231f0fee336a668531b7a3da46178c80362546dba |
| SHA512 | 720e9c284f0559015312df7fe977563e5e16f48d3506e51eb4016adf7971924d352f740b030aa3adc81b6f65fd1dba12df06d10fa6c115074e5097e7ee0f08b3 |
memory/1868-67-0x000000000041C410-mapping.dmp
memory/1868-66-0x0000000000400000-0x000000000041F000-memory.dmp
memory/1868-70-0x0000000000400000-0x000000000041F000-memory.dmp
memory/1868-71-0x0000000000400000-0x000000000041F000-memory.dmp
memory/1868-72-0x0000000000400000-0x000000000041F000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-10-11 04:28
Reported
2022-10-11 05:33
Platform
win10v2004-20220812-en
Max time kernel
83s
Max time network
146s
Command Line
Signatures
ISR Stealer
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 |
| N/A | N/A | N/A | N/A |
Reads user/profile data of web browsers
Accesses Microsoft Outlook accounts
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts | C:\Users\Admin\AppData\Local\Temp\9c328e11662d561e2ff77a7d6888122f93254f79b2541e7d47b5266bc28712ca.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4724 set thread context of 5028 | N/A | C:\Users\Admin\AppData\Local\Temp\9c328e11662d561e2ff77a7d6888122f93254f79b2541e7d47b5266bc28712ca.exe | C:\Users\Admin\AppData\Local\Temp\9c328e11662d561e2ff77a7d6888122f93254f79b2541e7d47b5266bc28712ca.exe |
| PID 4724 set thread context of 456 | N/A | C:\Users\Admin\AppData\Local\Temp\9c328e11662d561e2ff77a7d6888122f93254f79b2541e7d47b5266bc28712ca.exe | C:\Users\Admin\AppData\Local\Temp\9c328e11662d561e2ff77a7d6888122f93254f79b2541e7d47b5266bc28712ca.exe |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\9c328e11662d561e2ff77a7d6888122f93254f79b2541e7d47b5266bc28712ca.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\9c328e11662d561e2ff77a7d6888122f93254f79b2541e7d47b5266bc28712ca.exe
"C:\Users\Admin\AppData\Local\Temp\9c328e11662d561e2ff77a7d6888122f93254f79b2541e7d47b5266bc28712ca.exe"
C:\Users\Admin\AppData\Local\Temp\9c328e11662d561e2ff77a7d6888122f93254f79b2541e7d47b5266bc28712ca.exe
/scomma "C:\Users\Admin\AppData\Local\Temp\qkav2CMMer.ini"
C:\Users\Admin\AppData\Local\Temp\9c328e11662d561e2ff77a7d6888122f93254f79b2541e7d47b5266bc28712ca.exe
/scomma "C:\Users\Admin\AppData\Local\Temp\gSPaAWuO7o.ini"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | www.noton.net16.net | udp |
| US | 153.92.0.100:80 | www.noton.net16.net | tcp |
| US | 8.8.8.8:53 | www.000webhost.com | udp |
| US | 104.19.185.120:443 | www.000webhost.com | tcp |
| US | 20.42.73.24:443 | tcp | |
| US | 8.252.117.126:80 | tcp | |
| US | 8.252.117.126:80 | tcp | |
| US | 8.252.117.126:80 | tcp |
Files
memory/5028-134-0x0000000000000000-mapping.dmp
memory/5028-135-0x0000000000400000-0x0000000000453000-memory.dmp
memory/5028-137-0x0000000000400000-0x0000000000453000-memory.dmp
memory/5028-138-0x0000000000400000-0x0000000000453000-memory.dmp
memory/5028-139-0x0000000000400000-0x0000000000453000-memory.dmp
memory/5028-140-0x0000000000400000-0x0000000000453000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\qkav2CMMer.ini
| MD5 | d1ea279fb5559c020a1b4137dc4de237 |
| SHA1 | db6f8988af46b56216a6f0daf95ab8c9bdb57400 |
| SHA256 | fcdcc2c46896915a1c695d6231f0fee336a668531b7a3da46178c80362546dba |
| SHA512 | 720e9c284f0559015312df7fe977563e5e16f48d3506e51eb4016adf7971924d352f740b030aa3adc81b6f65fd1dba12df06d10fa6c115074e5097e7ee0f08b3 |
memory/456-142-0x0000000000000000-mapping.dmp
memory/456-143-0x0000000000400000-0x000000000041F000-memory.dmp
memory/456-145-0x0000000000400000-0x000000000041F000-memory.dmp
memory/456-146-0x0000000000400000-0x000000000041F000-memory.dmp
memory/456-147-0x0000000000400000-0x000000000041F000-memory.dmp