Analysis Overview
SHA256
4417e1a32e2bd681dd94077a12464d2d27efdc64fa219021fffa1b704eea5512
Threat Level: Known bad
The file 4417e1a32e2bd681dd94077a12464d2d27efdc64fa219021fffa1b704eea5512 was found to be: Known bad.
Malicious Activity Summary
ISR Stealer
ISR Stealer payload
NirSoft MailPassView
Nirsoft
UPX packed file
Uses the VBS compiler for execution
Accesses Microsoft Outlook accounts
Suspicious use of SetThreadContext
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-10-01 23:52
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-10-01 23:52
Reported
2022-10-02 02:22
Platform
win7-20220812-en
Max time kernel
38s
Max time network
44s
Command Line
Signatures
ISR Stealer
ISR Stealer payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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| 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 |
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Uses the VBS compiler for execution
Accesses Microsoft Outlook accounts
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1976 set thread context of 588 | N/A | C:\Users\Admin\AppData\Local\Temp\4417e1a32e2bd681dd94077a12464d2d27efdc64fa219021fffa1b704eea5512.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe |
| PID 588 set thread context of 1464 | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe |
| PID 588 set thread context of 1768 | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\4417e1a32e2bd681dd94077a12464d2d27efdc64fa219021fffa1b704eea5512.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\4417e1a32e2bd681dd94077a12464d2d27efdc64fa219021fffa1b704eea5512.exe
"C:\Users\Admin\AppData\Local\Temp\4417e1a32e2bd681dd94077a12464d2d27efdc64fa219021fffa1b704eea5512.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
/scomma "C:\Users\Admin\AppData\Local\Temp\2WAOwcm4Yz.ini"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
/scomma "C:\Users\Admin\AppData\Local\Temp\o4WNN9CuRM.ini"
Network
Files
memory/1976-54-0x0000000074D81000-0x0000000074D83000-memory.dmp
memory/1976-55-0x0000000074060000-0x000000007460B000-memory.dmp
memory/588-56-0x0000000000400000-0x0000000000442000-memory.dmp
memory/1976-57-0x0000000074060000-0x000000007460B000-memory.dmp
memory/588-58-0x0000000000400000-0x0000000000442000-memory.dmp
memory/588-60-0x0000000000400000-0x0000000000442000-memory.dmp
memory/588-62-0x0000000000400000-0x0000000000442000-memory.dmp
memory/588-63-0x0000000000401180-mapping.dmp
memory/1976-65-0x0000000074060000-0x000000007460B000-memory.dmp
memory/588-67-0x0000000000400000-0x0000000000442000-memory.dmp
memory/1464-69-0x0000000000400000-0x0000000000453000-memory.dmp
memory/1464-70-0x00000000004512E0-mapping.dmp
memory/1464-73-0x0000000000400000-0x0000000000453000-memory.dmp
memory/1464-74-0x0000000000400000-0x0000000000453000-memory.dmp
memory/1464-75-0x0000000000400000-0x0000000000453000-memory.dmp
memory/1464-76-0x0000000000400000-0x0000000000453000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\2WAOwcm4Yz.ini
| MD5 | d1ea279fb5559c020a1b4137dc4de237 |
| SHA1 | db6f8988af46b56216a6f0daf95ab8c9bdb57400 |
| SHA256 | fcdcc2c46896915a1c695d6231f0fee336a668531b7a3da46178c80362546dba |
| SHA512 | 720e9c284f0559015312df7fe977563e5e16f48d3506e51eb4016adf7971924d352f740b030aa3adc81b6f65fd1dba12df06d10fa6c115074e5097e7ee0f08b3 |
memory/1768-78-0x0000000000400000-0x000000000041F000-memory.dmp
memory/1768-79-0x000000000041C410-mapping.dmp
memory/1768-82-0x0000000000400000-0x000000000041F000-memory.dmp
memory/1768-83-0x0000000000400000-0x000000000041F000-memory.dmp
memory/1768-84-0x0000000000400000-0x000000000041F000-memory.dmp
memory/1768-85-0x0000000000400000-0x000000000041F000-memory.dmp
memory/588-86-0x0000000000400000-0x0000000000442000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-10-01 23:52
Reported
2022-10-02 02:23
Platform
win10v2004-20220812-en
Max time kernel
151s
Max time network
166s
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 |
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 |
Uses the VBS compiler for execution
Accesses Microsoft Outlook accounts
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4208 set thread context of 1876 | N/A | C:\Users\Admin\AppData\Local\Temp\4417e1a32e2bd681dd94077a12464d2d27efdc64fa219021fffa1b704eea5512.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe |
| PID 1876 set thread context of 5100 | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe |
| PID 1876 set thread context of 4792 | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\4417e1a32e2bd681dd94077a12464d2d27efdc64fa219021fffa1b704eea5512.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\4417e1a32e2bd681dd94077a12464d2d27efdc64fa219021fffa1b704eea5512.exe
"C:\Users\Admin\AppData\Local\Temp\4417e1a32e2bd681dd94077a12464d2d27efdc64fa219021fffa1b704eea5512.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
/scomma "C:\Users\Admin\AppData\Local\Temp\Gi4HTLbjJX.ini"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
/scomma "C:\Users\Admin\AppData\Local\Temp\41Ylo4n6uf.ini"
Network
| Country | Destination | Domain | Proto |
| US | 93.184.221.240:80 | tcp | |
| US | 93.184.221.240:80 | tcp | |
| DE | 20.52.64.200:443 | tcp | |
| US | 8.8.8.8:53 | engrssmovie.comze.com | udp |
| US | 153.92.0.100:80 | engrssmovie.comze.com | tcp |
| US | 8.8.8.8:53 | www.000webhost.com | udp |
| US | 104.19.185.120:443 | www.000webhost.com | tcp |
| US | 8.8.8.8:53 | 14.110.152.52.in-addr.arpa | udp |
| NL | 87.248.202.1:80 | tcp | |
| US | 8.8.8.8:53 | crl.usertrust.com | udp |
| US | 172.64.155.188:80 | crl.usertrust.com | tcp |
| US | 104.19.185.120:443 | www.000webhost.com | tcp |
| US | 104.18.32.68:80 | crl.usertrust.com | tcp |
| NL | 40.126.32.76:443 | tcp | |
| US | 104.19.184.120:443 | www.000webhost.com | tcp |
| US | 104.19.185.120:443 | www.000webhost.com | tcp |
Files
memory/4208-132-0x0000000075340000-0x00000000758F1000-memory.dmp
memory/4208-133-0x0000000075340000-0x00000000758F1000-memory.dmp
memory/1876-134-0x0000000000000000-mapping.dmp
memory/1876-135-0x0000000000400000-0x0000000000442000-memory.dmp
memory/4208-137-0x0000000075340000-0x00000000758F1000-memory.dmp
memory/5100-140-0x0000000000000000-mapping.dmp
memory/5100-141-0x0000000000400000-0x0000000000453000-memory.dmp
memory/5100-143-0x0000000000400000-0x0000000000453000-memory.dmp
memory/5100-144-0x0000000000400000-0x0000000000453000-memory.dmp
memory/5100-145-0x0000000000400000-0x0000000000453000-memory.dmp
memory/1876-146-0x0000000000400000-0x0000000000442000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\Gi4HTLbjJX.ini
| MD5 | d1ea279fb5559c020a1b4137dc4de237 |
| SHA1 | db6f8988af46b56216a6f0daf95ab8c9bdb57400 |
| SHA256 | fcdcc2c46896915a1c695d6231f0fee336a668531b7a3da46178c80362546dba |
| SHA512 | 720e9c284f0559015312df7fe977563e5e16f48d3506e51eb4016adf7971924d352f740b030aa3adc81b6f65fd1dba12df06d10fa6c115074e5097e7ee0f08b3 |
memory/1876-148-0x0000000000400000-0x0000000000442000-memory.dmp
memory/4792-149-0x0000000000000000-mapping.dmp
memory/4792-150-0x0000000000400000-0x000000000041F000-memory.dmp
memory/4792-152-0x0000000000400000-0x000000000041F000-memory.dmp
memory/4792-153-0x0000000000400000-0x000000000041F000-memory.dmp
memory/4792-154-0x0000000000400000-0x000000000041F000-memory.dmp
memory/1876-155-0x0000000000400000-0x0000000000442000-memory.dmp