Analysis
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max time kernel
68s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
16-05-2022 18:48
Static task
static1
Behavioral task
behavioral1
Sample
b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe
Resource
win10v2004-20220414-en
General
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Target
b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe
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Size
1.1MB
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MD5
5bf1809efee424da32006e4f83b75082
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SHA1
37ff3356852a25fe9523a42608e73594a2e7df2c
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SHA256
b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4
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SHA512
9b12387e28bc2f0c6ddbc0f4837be966a0b79394536b80d99aecfd9d45e8ec6b4dadb74f41f751f161ec7cca93df3ba1141c20c9142bdc9f78a0a30e836eaa59
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
Processes:
resource yara_rule behavioral1/memory/1092-61-0x0000000000400000-0x0000000000486000-memory.dmp family_masslogger behavioral1/memory/1092-62-0x0000000000400000-0x0000000000486000-memory.dmp family_masslogger behavioral1/memory/1092-63-0x0000000000400000-0x0000000000486000-memory.dmp family_masslogger behavioral1/memory/1092-64-0x00000000004818DE-mapping.dmp family_masslogger behavioral1/memory/1092-66-0x0000000000400000-0x0000000000486000-memory.dmp family_masslogger behavioral1/memory/1092-68-0x0000000000400000-0x0000000000486000-memory.dmp family_masslogger -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Control Panel\International\Geo\Nation b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.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
Processes:
b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe Key opened \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe Key queried \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe Key opened \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe Key opened \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe Key queried \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe Key queried \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe Key opened \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe Key queried \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe Key queried \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe Key queried \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe Key queried \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe Key queried \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe Key opened \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe Key queried \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe Key queried \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe Key queried \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe Key opened \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe Key queried \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe Key opened \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe Key queried \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe Key queried \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.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 4 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exedescription pid process target process PID 1064 set thread context of 1092 1064 b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exeb40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exepowershell.exepid process 1064 b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe 1064 b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe 1092 b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe 1092 b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe 1092 b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe 1972 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exeb40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exepowershell.exedescription pid process Token: SeDebugPrivilege 1064 b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe Token: SeDebugPrivilege 1092 b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe Token: SeDebugPrivilege 1972 powershell.exe -
Suspicious use of WriteProcessMemory 13 IoCs
Processes:
b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exeb40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exedescription pid process target process PID 1064 wrote to memory of 1092 1064 b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe PID 1064 wrote to memory of 1092 1064 b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe PID 1064 wrote to memory of 1092 1064 b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe PID 1064 wrote to memory of 1092 1064 b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe PID 1064 wrote to memory of 1092 1064 b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe PID 1064 wrote to memory of 1092 1064 b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe PID 1064 wrote to memory of 1092 1064 b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe PID 1064 wrote to memory of 1092 1064 b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe PID 1064 wrote to memory of 1092 1064 b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe PID 1092 wrote to memory of 1972 1092 b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe powershell.exe PID 1092 wrote to memory of 1972 1092 b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe powershell.exe PID 1092 wrote to memory of 1972 1092 b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe powershell.exe PID 1092 wrote to memory of 1972 1092 b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe powershell.exe -
outlook_office_path 1 IoCs
Processes:
b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exedescription ioc process Key queried \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe -
outlook_win_path 1 IoCs
Processes:
b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exedescription ioc process Key queried \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe"C:\Users\Admin\AppData\Local\Temp\b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1064 -
C:\Users\Admin\AppData\Local\Temp\b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe"{path}"2⤵
- Checks computer location settings
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:1092 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"powershell" Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4.exe'3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1972