Analysis
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max time kernel
151s -
max time network
159s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
21-05-2022 11:56
Static task
static1
Behavioral task
behavioral1
Sample
Inquiry.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
Inquiry.exe
Resource
win10v2004-20220414-en
General
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Target
Inquiry.exe
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Size
1.1MB
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MD5
2d29006c081e752f19ff65642fc7ae97
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SHA1
c4fd768ff24b1a4b220776e959a66ee3aef22285
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SHA256
2c3510dcabe5892952d8a17b10ce41f8d5bac5721b3927282a4250ff2e0410a5
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SHA512
e4af29c77b8ab38a8e682f8a17c4794e77955b5773bd684b98bfca15a9d79fba96652fb48f66ab55a1ea77bdca859747431d7d393fb6480fa3fae0a928ad840b
Malware Config
Extracted
C:\Users\Admin\AppData\Local\8236ADF044\Log.txt
masslogger
Signatures
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MassLogger
Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.
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MassLogger log file 1 IoCs
Detects a log file produced by MassLogger.
Processes:
yara_rule masslogger_log_file -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
Inquiry.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Control Panel\International\Geo\Nation Inquiry.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 42 IoCs
Processes:
Inquiry.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Inquiry.exe Key created \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Office\17.0\Outlook\Profiles\Outlook Inquiry.exe Key queried \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Office\19.0\Outlook\Profiles\Outlook Inquiry.exe Key opened \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Inquiry.exe Key created \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Inquiry.exe Key queried \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Inquiry.exe Key queried \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Inquiry.exe Key queried \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Inquiry.exe Key created \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Inquiry.exe Key queried \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook Inquiry.exe Key created \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Inquiry.exe Key queried \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Inquiry.exe Key opened \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Inquiry.exe Key created \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Inquiry.exe Key queried \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Office\18.0\Outlook\Profiles\Outlook Inquiry.exe Key created \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Inquiry.exe Key queried \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Inquiry.exe Key opened \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Inquiry.exe Key created \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Inquiry.exe Key created \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Inquiry.exe Key opened \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Inquiry.exe Key opened \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Inquiry.exe Key opened \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Inquiry.exe Key created \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook Inquiry.exe Key queried \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook Inquiry.exe Key created \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Inquiry.exe Key queried \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook Inquiry.exe Key created \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Inquiry.exe Key created \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook Inquiry.exe Key queried \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook Inquiry.exe Key queried \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Inquiry.exe Key queried \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Inquiry.exe Key created \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook Inquiry.exe Key created \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook Inquiry.exe Key created \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Inquiry.exe Key created \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Office\19.0\Outlook\Profiles\Outlook Inquiry.exe Key opened \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Inquiry.exe Key created \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Inquiry.exe Key created \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Inquiry.exe Key queried \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Office\17.0\Outlook\Profiles\Outlook Inquiry.exe Key created \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Office\18.0\Outlook\Profiles\Outlook Inquiry.exe Key created \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Inquiry.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 20 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Inquiry.exedescription pid process target process PID 2300 set thread context of 2560 2300 Inquiry.exe Inquiry.exe -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
Inquiry.exepid process 2560 Inquiry.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
Inquiry.exeInquiry.exepid process 2300 Inquiry.exe 2300 Inquiry.exe 2560 Inquiry.exe 2560 Inquiry.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
Inquiry.exepid process 2300 Inquiry.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
Inquiry.exedescription pid process Token: SeDebugPrivilege 2560 Inquiry.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
Inquiry.exepid process 2560 Inquiry.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
Inquiry.exedescription pid process target process PID 2300 wrote to memory of 2560 2300 Inquiry.exe Inquiry.exe PID 2300 wrote to memory of 2560 2300 Inquiry.exe Inquiry.exe PID 2300 wrote to memory of 2560 2300 Inquiry.exe Inquiry.exe -
outlook_office_path 1 IoCs
Processes:
Inquiry.exedescription ioc process Key queried \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Inquiry.exe -
outlook_win_path 1 IoCs
Processes:
Inquiry.exedescription ioc process Key queried \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Inquiry.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Inquiry.exe"C:\Users\Admin\AppData\Local\Temp\Inquiry.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Inquiry.exe"C:\Users\Admin\AppData\Local\Temp\Inquiry.exe"2⤵
- Checks computer location settings
- Accesses Microsoft Outlook profiles
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/2300-131-0x0000000000400000-0x000000000052A000-memory.dmpFilesize
1.2MB
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memory/2560-130-0x0000000000000000-mapping.dmp
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memory/2560-133-0x0000000000D60000-0x0000000000E24000-memory.dmpFilesize
784KB
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memory/2560-132-0x0000000000D60000-0x0000000000E24000-memory.dmpFilesize
784KB
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memory/2560-134-0x0000000004DB0000-0x0000000005354000-memory.dmpFilesize
5.6MB
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memory/2560-135-0x0000000004C90000-0x0000000004D2C000-memory.dmpFilesize
624KB
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memory/2560-136-0x0000000004D30000-0x0000000004D96000-memory.dmpFilesize
408KB
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memory/2560-137-0x0000000005720000-0x00000000057B2000-memory.dmpFilesize
584KB
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memory/2560-138-0x0000000006B30000-0x0000000006B3A000-memory.dmpFilesize
40KB
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memory/2560-139-0x0000000006AD0000-0x0000000006B20000-memory.dmpFilesize
320KB