Analysis
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max time kernel
149s -
max time network
140s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
26-01-2023 13:36
Static task
static1
Behavioral task
behavioral1
Sample
ben.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
ben.exe
Resource
win10v2004-20220901-en
General
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Target
ben.exe
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Size
4.1MB
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MD5
e1668320cc4cade25d81b798190725c1
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SHA1
2e260a1b3f1bcd26f00d8d6e850812c740b11d3b
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SHA256
0ef43bfbcf7566727359acd6ab88590c1cbcdd25c913e2ea8c111118493f8e7c
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SHA512
18060d1e3be8b139863e46b3e77dc5d7e8b7629f0768fbaa1e4090acef065d04f6108036369b7c4b8fff7d1fcd7b74093f787c5d05f15bab38e5a1c4ea7f2242
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SSDEEP
98304:yAgqXSO7ZI0UxEcxtGya6JfjUV+2E3Szfj4bCBj4:yVqXTWxV7Jf6DbzrpB
Malware Config
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
ben.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation ben.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
ben.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ben.exe Key opened \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ben.exe Key opened \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ben.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs
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Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 21 icanhazip.com 32 ip-api.com -
Looks up geolocation information via web service
Uses a legitimate geolocation service to find the infected system's geolocation info.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
ben.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\Description\System\CentralProcessor\0 ben.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier ben.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
powershell.exeben.exepid process 4896 powershell.exe 4896 powershell.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe 2308 ben.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
powershell.exeben.exemsiexec.exedescription pid process Token: SeDebugPrivilege 4896 powershell.exe Token: SeDebugPrivilege 2308 ben.exe Token: SeSecurityPrivilege 668 msiexec.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
ben.exepid process 2308 ben.exe -
Suspicious use of WriteProcessMemory 18 IoCs
Processes:
ben.execmd.execmd.execmd.exedescription pid process target process PID 2308 wrote to memory of 4204 2308 ben.exe cmd.exe PID 2308 wrote to memory of 4204 2308 ben.exe cmd.exe PID 4204 wrote to memory of 4896 4204 cmd.exe powershell.exe PID 4204 wrote to memory of 4896 4204 cmd.exe powershell.exe PID 2308 wrote to memory of 2576 2308 ben.exe cmd.exe PID 2308 wrote to memory of 2576 2308 ben.exe cmd.exe PID 2576 wrote to memory of 3632 2576 cmd.exe chcp.com PID 2576 wrote to memory of 3632 2576 cmd.exe chcp.com PID 2576 wrote to memory of 3052 2576 cmd.exe netsh.exe PID 2576 wrote to memory of 3052 2576 cmd.exe netsh.exe PID 2576 wrote to memory of 3100 2576 cmd.exe findstr.exe PID 2576 wrote to memory of 3100 2576 cmd.exe findstr.exe PID 2308 wrote to memory of 5072 2308 ben.exe cmd.exe PID 2308 wrote to memory of 5072 2308 ben.exe cmd.exe PID 5072 wrote to memory of 4364 5072 cmd.exe chcp.com PID 5072 wrote to memory of 4364 5072 cmd.exe chcp.com PID 5072 wrote to memory of 1116 5072 cmd.exe netsh.exe PID 5072 wrote to memory of 1116 5072 cmd.exe netsh.exe -
outlook_office_path 1 IoCs
Processes:
ben.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ben.exe -
outlook_win_path 1 IoCs
Processes:
ben.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ben.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ben.exe"C:\Users\Admin\AppData\Local\Temp\ben.exe"1⤵
- Checks computer location settings
- Accesses Microsoft Outlook profiles
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c powershell -ENC cwBlAHQALQBtAHAAcAByAGUAZgBlAHIAZQBuAGMAZQAgAC0AZQB4AGMAbAB1AHMAaQBvAG4AcABhAHQAaAAgAEMAOgBcAA==2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell -ENC cwBlAHQALQBtAHAAcAByAGUAZgBlAHIAZQBuAGMAZQAgAC0AZQB4AGMAbAB1AHMAaQBvAG4AcABhAHQAaAAgAEMAOgBcAA==3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SYSTEM32\cmd.exe"cmd.exe" /C chcp 65001 && netsh wlan show profile | findstr All2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\chcp.comchcp 650013⤵
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C:\Windows\system32\netsh.exenetsh wlan show profile3⤵
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C:\Windows\system32\findstr.exefindstr All3⤵
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C:\Windows\SYSTEM32\cmd.exe"cmd.exe" /C chcp 65001 && netsh wlan show networks mode=bssid2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\chcp.comchcp 650013⤵
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C:\Windows\system32\netsh.exenetsh wlan show networks mode=bssid3⤵
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C:\Windows\system32\msiexec.exeC:\Windows\system32\msiexec.exe /V1⤵
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/1116-148-0x0000000000000000-mapping.dmp
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memory/2308-140-0x000000000313A000-0x000000000313F000-memory.dmpFilesize
20KB
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memory/2308-133-0x0000000000C90000-0x0000000000CB2000-memory.dmpFilesize
136KB
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memory/2308-134-0x00007FFC1C7B0000-0x00007FFC1D271000-memory.dmpFilesize
10.8MB
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memory/2308-132-0x0000000000010000-0x0000000000428000-memory.dmpFilesize
4.1MB
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memory/2308-138-0x000000001D500000-0x000000001D6C0000-memory.dmpFilesize
1.8MB
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memory/2308-141-0x00007FFC1C7B0000-0x00007FFC1D271000-memory.dmpFilesize
10.8MB
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memory/2576-142-0x0000000000000000-mapping.dmp
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memory/3052-144-0x0000000000000000-mapping.dmp
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memory/3100-145-0x0000000000000000-mapping.dmp
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memory/3632-143-0x0000000000000000-mapping.dmp
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memory/4204-135-0x0000000000000000-mapping.dmp
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memory/4364-147-0x0000000000000000-mapping.dmp
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memory/4896-139-0x00007FFC1C7B0000-0x00007FFC1D271000-memory.dmpFilesize
10.8MB
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memory/4896-137-0x00007FFC1C7B0000-0x00007FFC1D271000-memory.dmpFilesize
10.8MB
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memory/4896-136-0x0000000000000000-mapping.dmp
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memory/5072-146-0x0000000000000000-mapping.dmp