Analysis Overview
SHA256
56fe514e3ea3eda0569cf8b79741fe9ed9b391fe06f07b33d847ccdd7fda18ae
Threat Level: Known bad
The file 0ferta y demanda_CIF--B-62326O21.exe.bin was found to be: Known bad.
Malicious Activity Summary
BluStealer
RedLine
StormKitty payload
Detects Redline Stealer samples
StormKitty
.NET Reactor proctector
Accesses Microsoft Outlook profiles
Accesses cryptocurrency files/wallets, possible credential harvesting
Looks up external IP address via web service
Suspicious use of SetThreadContext
Unsigned PE
Checks processor information in registry
Suspicious use of WriteProcessMemory
outlook_win_path
Suspicious use of SetWindowsHookEx
outlook_office_path
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2023-04-30 22:44
Signatures
.NET Reactor proctector
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-04-30 22:44
Reported
2023-04-30 23:02
Platform
win7-20230220-en
Max time kernel
136s
Max time network
60s
Command Line
Signatures
BluStealer
StormKitty
StormKitty 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 |
.NET Reactor proctector
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Accesses Microsoft Outlook profiles
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe | N/A |
Accesses cryptocurrency files/wallets, possible credential harvesting
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | icanhazip.com | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1856 set thread context of 1628 | N/A | C:\Users\Admin\AppData\Local\Temp\0ferta y demanda_CIF--B-62326O21.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe |
| PID 1628 set thread context of 948 | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\Description\System\CentralProcessor\0 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe | N/A |
Suspicious use of WriteProcessMemory
outlook_office_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe | N/A |
outlook_win_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\0ferta y demanda_CIF--B-62326O21.exe
"C:\Users\Admin\AppData\Local\Temp\0ferta y demanda_CIF--B-62326O21.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | icanhazip.com | udp |
| US | 104.18.115.97:80 | icanhazip.com | tcp |
Files
memory/1856-54-0x00000000008F0000-0x0000000000928000-memory.dmp
memory/1856-55-0x000000001B130000-0x000000001B1B0000-memory.dmp
memory/1856-56-0x00000000008D0000-0x00000000008E0000-memory.dmp
memory/1628-57-0x0000000000400000-0x0000000000424000-memory.dmp
memory/1628-58-0x0000000000400000-0x0000000000424000-memory.dmp
memory/1628-59-0x0000000000400000-0x0000000000424000-memory.dmp
memory/1628-61-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/1628-62-0x0000000000400000-0x0000000000424000-memory.dmp
memory/1628-64-0x0000000000400000-0x0000000000424000-memory.dmp
memory/948-67-0x0000000000090000-0x00000000000AA000-memory.dmp
memory/948-68-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp
memory/948-69-0x0000000000090000-0x00000000000AA000-memory.dmp
memory/948-71-0x0000000000090000-0x00000000000AA000-memory.dmp
memory/948-73-0x0000000000090000-0x00000000000AA000-memory.dmp
memory/1628-74-0x0000000000400000-0x0000000000424000-memory.dmp
memory/948-75-0x0000000004900000-0x0000000004940000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-04-30 22:44
Reported
2023-04-30 23:02
Platform
win10v2004-20230220-en
Max time kernel
151s
Max time network
139s
Command Line
Signatures
BluStealer
Detects Redline Stealer samples
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
RedLine
StormKitty
StormKitty payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
.NET Reactor proctector
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Accesses Microsoft Outlook profiles
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe | N/A |
Accesses cryptocurrency files/wallets, possible credential harvesting
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | icanhazip.com | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2288 set thread context of 1468 | N/A | C:\Users\Admin\AppData\Local\Temp\0ferta y demanda_CIF--B-62326O21.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe |
| PID 1468 set thread context of 4716 | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\Description\System\CentralProcessor\0 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe | N/A |
Suspicious use of WriteProcessMemory
outlook_office_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe | N/A |
outlook_win_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\0ferta y demanda_CIF--B-62326O21.exe
"C:\Users\Admin\AppData\Local\Temp\0ferta y demanda_CIF--B-62326O21.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 121.252.72.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | icanhazip.com | udp |
| US | 104.18.115.97:80 | icanhazip.com | tcp |
| US | 8.8.8.8:53 | 69.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| IE | 52.109.77.1:443 | tcp | |
| US | 104.18.114.97:80 | icanhazip.com | tcp |
| US | 20.189.173.11:443 | tcp | |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| NL | 173.223.113.164:443 | tcp | |
| NL | 173.223.113.131:80 | tcp | |
| US | 204.79.197.203:80 | tcp | |
| US | 8.8.8.8:53 | 63.13.109.52.in-addr.arpa | udp |
| US | 93.184.221.240:80 | tcp | |
| US | 93.184.221.240:80 | tcp | |
| US | 8.8.8.8:53 | 126.211.247.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.81.21.72.in-addr.arpa | udp |
Files
memory/2288-133-0x0000018F6FBF0000-0x0000018F6FC28000-memory.dmp
memory/1468-134-0x0000000000400000-0x0000000000424000-memory.dmp
memory/1468-137-0x0000000000400000-0x0000000000424000-memory.dmp
memory/4716-140-0x0000000000DC0000-0x0000000000DDA000-memory.dmp
memory/4716-141-0x00000000055F0000-0x0000000005656000-memory.dmp
memory/4716-142-0x0000000005740000-0x0000000005750000-memory.dmp
memory/1468-143-0x0000000000400000-0x0000000000424000-memory.dmp
memory/4716-144-0x0000000005740000-0x0000000005750000-memory.dmp
memory/4716-145-0x0000000005E30000-0x0000000005ECC000-memory.dmp