Analysis
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max time kernel
4294180s -
max time network
130s -
platform
windows7_x64 -
resource
win7-20220311-en -
submitted
26-03-2022 03:19
Static task
static1
Behavioral task
behavioral1
Sample
4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe
Resource
win7-20220311-en
Behavioral task
behavioral2
Sample
4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe
Resource
win10v2004-en-20220113
General
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Target
4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe
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Size
830KB
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MD5
39fde22be218f8537ec6cb6a3b4cbc89
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SHA1
a8c4cdfc8dbbf6c1be4e6f7fc010f373827944dc
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SHA256
4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0
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SHA512
ef32c5638a7559a63e21c3af24717da68a2e5178ff7faeb3d63d62b7a10f9673f1d0187a6970fabedd4530c1011f7477321d8f09ed9d8fe7fca779030cfa19ce
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 1 IoCs
resource yara_rule behavioral1/memory/332-60-0x00000000041D0000-0x000000000425C000-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-1-5-21-2199625441-3471261906-229485034-1000\Control Panel\International\Geo\Nation 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe -
Deletes itself 1 IoCs
pid Process 1468 powershell.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 opened \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe Key created \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe Key created \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe Key queried \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe Key opened \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe Key opened \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe Key created \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe Key created \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe Key queried \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe Key created \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe Key queried \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe Key created \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe Key queried \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe Key created \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe Key opened \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe Key created \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe Key created \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe Key queried \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe Key queried \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe Key opened \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe Key queried \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe Key opened \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe Key created \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe Key queried \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe Key created \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe Key created \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe Key queried \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe Key created \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe Key queried \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe Key queried \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe Key opened \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe Key queried \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe Key created \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe Key queried \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe Key queried \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.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 1808 set thread context of 332 1808 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe 29 -
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 764 schtasks.exe -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 332 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe -
Suspicious behavior: EnumeratesProcesses 9 IoCs
pid Process 332 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe 332 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe 332 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe 332 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe 332 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe 332 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe 332 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe 808 powershell.exe 1468 powershell.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1808 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 332 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe Token: SeDebugPrivilege 808 powershell.exe Token: SeDebugPrivilege 1468 powershell.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 332 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe -
Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 1808 wrote to memory of 840 1808 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe 28 PID 1808 wrote to memory of 840 1808 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe 28 PID 1808 wrote to memory of 840 1808 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe 28 PID 1808 wrote to memory of 840 1808 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe 28 PID 1808 wrote to memory of 332 1808 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe 29 PID 1808 wrote to memory of 332 1808 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe 29 PID 1808 wrote to memory of 332 1808 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe 29 PID 1808 wrote to memory of 332 1808 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe 29 PID 1808 wrote to memory of 332 1808 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe 29 PID 840 wrote to memory of 764 840 cmd.exe 30 PID 840 wrote to memory of 764 840 cmd.exe 30 PID 840 wrote to memory of 764 840 cmd.exe 30 PID 840 wrote to memory of 764 840 cmd.exe 30 PID 332 wrote to memory of 808 332 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe 32 PID 332 wrote to memory of 808 332 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe 32 PID 332 wrote to memory of 808 332 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe 32 PID 332 wrote to memory of 808 332 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe 32 PID 332 wrote to memory of 1468 332 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe 34 PID 332 wrote to memory of 1468 332 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe 34 PID 332 wrote to memory of 1468 332 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe 34 PID 332 wrote to memory of 1468 332 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe 34 -
outlook_office_path 1 IoCs
description ioc Process Key queried \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe -
outlook_win_path 1 IoCs
description ioc Process Key queried \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe"C:\Users\Admin\AppData\Local\Temp\4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1808 -
C:\Windows\SysWOW64\cmd.execmd /c schtasks /Create /TN name /XML "C:\Users\Admin\AppData\Local\Temp\3d5b5cf62fb348a1997d8acab32e4735.xml"2⤵
- Suspicious use of WriteProcessMemory
PID:840 -
C:\Windows\SysWOW64\schtasks.exeschtasks /Create /TN name /XML "C:\Users\Admin\AppData\Local\Temp\3d5b5cf62fb348a1997d8acab32e4735.xml"3⤵
- Creates scheduled task(s)
PID:764
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C:\Users\Admin\AppData\Local\Temp\4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe"C:\Users\Admin\AppData\Local\Temp\4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe"2⤵
- Checks computer location settings
- Accesses Microsoft Outlook profiles
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:332 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"powershell" Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe'3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:808
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"powershell" Start-Sleep -Seconds 2; Remove-Item -path 'C:\Users\Admin\AppData\Local\Temp\4d62bd74553c0786e9ab9a22f035a3dbc034d63472399e7edb8a945b383099a0.exe'3⤵
- Deletes itself
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1468
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