Analysis
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max time kernel
4294183s -
max time network
126s -
platform
windows7_x64 -
resource
win7-20220310-en -
submitted
26-03-2022 08:08
Static task
static1
Behavioral task
behavioral1
Sample
b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe
Resource
win7-20220310-en
Behavioral task
behavioral2
Sample
b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe
Resource
win10v2004-en-20220113
General
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Target
b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe
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Size
572KB
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MD5
f39c5d35c7ccd6ddcaeff985ebd5c5f0
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SHA1
5fa180d2c3acd666412c39a08fc0f68f9db31e49
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SHA256
b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af
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SHA512
9e40c3dd290395fed3344b18c6174b2d41ff3379acbe8a2538bc1a2d36885ef815358edbc52a14114c4265a9bd874b8dd1b9593aee09f099cd2b08d226c8829d
Malware Config
Signatures
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MassLogger
Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.
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MassLogger Main Payload 6 IoCs
resource yara_rule behavioral1/memory/824-60-0x0000000000400000-0x0000000000486000-memory.dmp family_masslogger behavioral1/memory/824-61-0x0000000000400000-0x0000000000486000-memory.dmp family_masslogger behavioral1/memory/824-63-0x0000000000481BFE-mapping.dmp family_masslogger behavioral1/memory/824-62-0x0000000000400000-0x0000000000486000-memory.dmp family_masslogger behavioral1/memory/824-65-0x0000000000400000-0x0000000000486000-memory.dmp family_masslogger behavioral1/memory/824-67-0x0000000000400000-0x0000000000486000-memory.dmp family_masslogger -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Control Panel\International\Geo\Nation b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.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 35 IoCs
description ioc Process Key queried \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe Key queried \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe Key queried \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe Key created \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe Key queried \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe Key queried \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe Key created \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe Key queried \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe Key queried \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe Key opened \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe Key queried \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe Key created \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe Key queried \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe Key created \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe Key created \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe Key created \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe Key queried \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe Key opened \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe Key queried \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe Key opened \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe Key created \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe Key created \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe Key queried \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe Key opened \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe Key created \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe Key created \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe Key queried \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe Key queried \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe Key created \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe Key opened \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe Key created \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe Key opened \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe Key opened \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe Key created \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe Key created \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Windows\CurrentVersion\Run\vlc = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Start Menu\\Programs\\VideoLAN\\vlc.exe\"" b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.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.
flow ioc 4 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1452 set thread context of 824 1452 b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe 27 -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 824 b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 824 b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe 824 b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe 824 b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe 824 b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1452 b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe Token: SeDebugPrivilege 824 b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 824 b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 1452 wrote to memory of 824 1452 b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe 27 PID 1452 wrote to memory of 824 1452 b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe 27 PID 1452 wrote to memory of 824 1452 b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe 27 PID 1452 wrote to memory of 824 1452 b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe 27 PID 1452 wrote to memory of 824 1452 b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe 27 PID 1452 wrote to memory of 824 1452 b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe 27 PID 1452 wrote to memory of 824 1452 b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe 27 PID 1452 wrote to memory of 824 1452 b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe 27 PID 1452 wrote to memory of 824 1452 b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe 27 -
outlook_office_path 1 IoCs
description ioc Process Key queried \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe -
outlook_win_path 1 IoCs
description ioc Process Key queried \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe"C:\Users\Admin\AppData\Local\Temp\b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1452 -
C:\Users\Admin\AppData\Local\Temp\b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.exe"C:\Users\Admin\AppData\Local\Temp\b2774668441645e7a075ed2a84d44c1b51df204f507e7e207a67c4e280ce26af.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
PID:824
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