Analysis Overview
SHA256
097ec0959c3f572c2f3de06647d53b1cc4e7d05c2c947f3e29e85602ee7beaf8
Threat Level: Known bad
The file 097ec0959c3f572c2f3de06647d53b1cc4e7d05c2c947f3e29e85602ee7beaf8 was found to be: Known bad.
Malicious Activity Summary
ISR Stealer
ISR Stealer Payload
Nirsoft
NirSoft MailPassView
UPX packed file
Checks computer location settings
Accesses Microsoft Outlook accounts
Suspicious use of SetThreadContext
Program crash
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-05-21 03:32
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-05-21 03:32
Reported
2022-05-21 05:15
Platform
win7-20220414-en
Max time kernel
118s
Max time network
142s
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 |
Accesses Microsoft Outlook accounts
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 904 set thread context of 1964 | N/A | C:\Users\Admin\AppData\Local\Temp\PO.img.jpg.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe |
| PID 1964 set thread context of 784 | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe |
| PID 1964 set thread context of 1552 | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe |
Enumerates physical storage devices
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\PO.img.jpg.exe
"C:\Users\Admin\AppData\Local\Temp\PO.img.jpg.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\jrtQOooYewvWK" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7437.tmp"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
"{path}"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
/scomma "C:\Users\Admin\AppData\Local\Temp\hCD0mz0PWD.ini"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
/scomma "C:\Users\Admin\AppData\Local\Temp\ts5pbjex6t.ini"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | arlezega.ro | udp |
Files
memory/904-54-0x00000000761F1000-0x00000000761F3000-memory.dmp
memory/904-55-0x0000000074AE0000-0x000000007508B000-memory.dmp
memory/1984-56-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Local\Temp\tmp7437.tmp
| MD5 | 793f39ff0c719c9128056b673f98bc95 |
| SHA1 | ac6b69c541314377ac0d785241b81441d0436818 |
| SHA256 | 1b5925eba154bd5f8a1e775eb84bc7225ee8d1ec86f5b4ecf4b1c2396e429f29 |
| SHA512 | 79025e373eaaa35e6240dc17deeee847c89177b569b07fc7909daa56e0294511daa8ad4238ce6249ce94fa943d7b8de732ab6eb4ec10727ffb900bb99e7d7408 |
memory/1964-58-0x0000000000400000-0x0000000000442000-memory.dmp
memory/1964-59-0x0000000000400000-0x0000000000442000-memory.dmp
memory/1964-61-0x0000000000400000-0x0000000000442000-memory.dmp
memory/1964-63-0x0000000000400000-0x0000000000442000-memory.dmp
memory/1964-64-0x0000000000401180-mapping.dmp
memory/784-69-0x0000000000400000-0x0000000000453000-memory.dmp
memory/784-70-0x00000000004512E0-mapping.dmp
memory/784-73-0x0000000000400000-0x0000000000453000-memory.dmp
memory/784-74-0x0000000000400000-0x0000000000453000-memory.dmp
memory/1964-75-0x0000000000400000-0x0000000000442000-memory.dmp
memory/784-76-0x0000000000400000-0x0000000000453000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\hCD0mz0PWD.ini
| MD5 | d1ea279fb5559c020a1b4137dc4de237 |
| SHA1 | db6f8988af46b56216a6f0daf95ab8c9bdb57400 |
| SHA256 | fcdcc2c46896915a1c695d6231f0fee336a668531b7a3da46178c80362546dba |
| SHA512 | 720e9c284f0559015312df7fe977563e5e16f48d3506e51eb4016adf7971924d352f740b030aa3adc81b6f65fd1dba12df06d10fa6c115074e5097e7ee0f08b3 |
memory/1552-79-0x0000000000400000-0x000000000041F000-memory.dmp
memory/1552-80-0x000000000041C410-mapping.dmp
memory/1552-83-0x0000000000400000-0x000000000041F000-memory.dmp
memory/1552-84-0x0000000000400000-0x000000000041F000-memory.dmp
memory/1552-85-0x0000000000400000-0x000000000041F000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-05-21 03:32
Reported
2022-05-21 05:15
Platform
win10v2004-20220414-en
Max time kernel
91s
Max time network
155s
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 |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\PO.img.jpg.exe | N/A |
Accesses Microsoft Outlook accounts
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3996 set thread context of 2748 | N/A | C:\Users\Admin\AppData\Local\Temp\PO.img.jpg.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe |
| PID 2748 set thread context of 3884 | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe |
| PID 2748 set thread context of 3956 | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe |
Enumerates physical storage devices
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe |
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\PO.img.jpg.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\PO.img.jpg.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\PO.img.jpg.exe
"C:\Users\Admin\AppData\Local\Temp\PO.img.jpg.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\jrtQOooYewvWK" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDE0C.tmp"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
"{path}"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
/scomma "C:\Users\Admin\AppData\Local\Temp\SqUccPw2Iq.ini"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3884 -ip 3884
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3884 -s 80
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
/scomma "C:\Users\Admin\AppData\Local\Temp\8iiQLsBbSw.ini"
Network
| Country | Destination | Domain | Proto |
| US | 13.89.178.26:443 | tcp | |
| US | 8.253.208.112:80 | tcp | |
| US | 8.253.208.112:80 | tcp | |
| US | 8.253.208.112:80 | tcp | |
| US | 8.8.8.8:53 | 226.101.242.52.in-addr.arpa | udp |
Files
memory/3996-130-0x0000000075570000-0x0000000075B21000-memory.dmp
memory/868-131-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Local\Temp\tmpDE0C.tmp
| MD5 | 5c0cc3e3319c2ba6588c35fcf659b0a2 |
| SHA1 | 84f67c98100ceaf350c05b4514e15b64031ba912 |
| SHA256 | 5ae7cf10fe03202cdaf5e76dec8ca66d37af86760d0c69d5866ba1d5ba72e88a |
| SHA512 | 05802060bd4b55405a21d8672dc22e67a022f4e15ea8bfe35be05603a19b4e20d183aa06de15957f59b9ace8c06602fd095df57cf2f9da060f88a98c97da0005 |
memory/2748-133-0x0000000000000000-mapping.dmp
memory/2748-134-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2748-136-0x0000000000400000-0x0000000000442000-memory.dmp
memory/3884-139-0x0000000000000000-mapping.dmp
memory/2748-141-0x0000000000400000-0x0000000000442000-memory.dmp
memory/3956-142-0x0000000000000000-mapping.dmp
memory/3956-143-0x0000000000400000-0x000000000041F000-memory.dmp
memory/3956-145-0x0000000000400000-0x000000000041F000-memory.dmp
memory/3956-146-0x0000000000400000-0x000000000041F000-memory.dmp
memory/3956-147-0x0000000000400000-0x000000000041F000-memory.dmp