Analysis
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max time kernel
119s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
26-05-2024 23:00
Static task
static1
Behavioral task
behavioral1
Sample
EFS QUOTATION LISTS #09172020.pdf.scr
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
EFS QUOTATION LISTS #09172020.pdf.scr
Resource
win10v2004-20240508-en
General
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Target
EFS QUOTATION LISTS #09172020.pdf.scr
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Size
1019KB
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MD5
98539cd496816d584ee3b71988fa3df8
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SHA1
85b9f77eccb7f413b79216c6d5cd6f0dc2bb878c
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SHA256
1dbbc7c4da00acd7ae17d3b37197cd559412d779024efd6fff22e35852a33619
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SHA512
d30921f8034e94e43e9a4991353aa2109a0ce73cf22ded41218892c0ec9f42a832a8802339c1bf2a31539dae8cd8ee817695c0cbd7ce6307daa15eb19b140685
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SSDEEP
12288:vbLu0mLFPuv2zv1gVzYx8DC3+qZWvQvcA3s6V9oqodtT6QNKXQwhUPe/+ykONWxM:vfup52VnmdYYvF3LoP6QNKXQyC2LS
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 5 IoCs
Processes:
resource yara_rule behavioral1/memory/1576-15-0x0000000000400000-0x0000000000486000-memory.dmp family_masslogger behavioral1/memory/1576-20-0x0000000000400000-0x0000000000486000-memory.dmp family_masslogger behavioral1/memory/1576-23-0x0000000000400000-0x0000000000486000-memory.dmp family_masslogger behavioral1/memory/1576-18-0x0000000000400000-0x0000000000486000-memory.dmp family_masslogger behavioral1/memory/1576-12-0x0000000000400000-0x0000000000486000-memory.dmp family_masslogger -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
EFS QUOTATION LISTS #09172020.pdf.scrdescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Control Panel\International\Geo\Nation EFS QUOTATION LISTS #09172020.pdf.scr -
Deletes itself 1 IoCs
Processes:
powershell.exepid process 1132 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
Processes:
EFS QUOTATION LISTS #09172020.pdf.scrdescription ioc process Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 EFS QUOTATION LISTS #09172020.pdf.scr Key queried \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook EFS QUOTATION LISTS #09172020.pdf.scr Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 EFS QUOTATION LISTS #09172020.pdf.scr Key queried \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 EFS QUOTATION LISTS #09172020.pdf.scr Key queried \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 EFS QUOTATION LISTS #09172020.pdf.scr Key queried \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 EFS QUOTATION LISTS #09172020.pdf.scr Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook EFS QUOTATION LISTS #09172020.pdf.scr Key queried \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook EFS QUOTATION LISTS #09172020.pdf.scr Key queried \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 EFS QUOTATION LISTS #09172020.pdf.scr Key queried \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook EFS QUOTATION LISTS #09172020.pdf.scr Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook EFS QUOTATION LISTS #09172020.pdf.scr Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 EFS QUOTATION LISTS #09172020.pdf.scr Key opened \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 EFS QUOTATION LISTS #09172020.pdf.scr Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook EFS QUOTATION LISTS #09172020.pdf.scr Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook EFS QUOTATION LISTS #09172020.pdf.scr Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 EFS QUOTATION LISTS #09172020.pdf.scr Key queried \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 EFS QUOTATION LISTS #09172020.pdf.scr Key opened \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 EFS QUOTATION LISTS #09172020.pdf.scr Key queried \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook EFS QUOTATION LISTS #09172020.pdf.scr Key queried \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 EFS QUOTATION LISTS #09172020.pdf.scr Key queried \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook EFS QUOTATION LISTS #09172020.pdf.scr Key queried \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 EFS QUOTATION LISTS #09172020.pdf.scr Key queried \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook EFS QUOTATION LISTS #09172020.pdf.scr Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook EFS QUOTATION LISTS #09172020.pdf.scr Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 EFS QUOTATION LISTS #09172020.pdf.scr Key opened \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 EFS QUOTATION LISTS #09172020.pdf.scr Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook EFS QUOTATION LISTS #09172020.pdf.scr Key opened \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 EFS QUOTATION LISTS #09172020.pdf.scr Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook EFS QUOTATION LISTS #09172020.pdf.scr Key opened \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 EFS QUOTATION LISTS #09172020.pdf.scr Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 EFS QUOTATION LISTS #09172020.pdf.scr Key opened \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 EFS QUOTATION LISTS #09172020.pdf.scr Key opened \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 EFS QUOTATION LISTS #09172020.pdf.scr Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 EFS QUOTATION LISTS #09172020.pdf.scr Key queried \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook EFS QUOTATION LISTS #09172020.pdf.scr -
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 2 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
EFS QUOTATION LISTS #09172020.pdf.scrdescription pid process target process PID 1644 set thread context of 1576 1644 EFS QUOTATION LISTS #09172020.pdf.scr EFS QUOTATION LISTS #09172020.pdf.scr -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
EFS QUOTATION LISTS #09172020.pdf.scrpid process 1576 EFS QUOTATION LISTS #09172020.pdf.scr -
Suspicious behavior: EnumeratesProcesses 8 IoCs
Processes:
EFS QUOTATION LISTS #09172020.pdf.scrpowershell.exepid process 1576 EFS QUOTATION LISTS #09172020.pdf.scr 1576 EFS QUOTATION LISTS #09172020.pdf.scr 1576 EFS QUOTATION LISTS #09172020.pdf.scr 1576 EFS QUOTATION LISTS #09172020.pdf.scr 1576 EFS QUOTATION LISTS #09172020.pdf.scr 1576 EFS QUOTATION LISTS #09172020.pdf.scr 1576 EFS QUOTATION LISTS #09172020.pdf.scr 1132 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
EFS QUOTATION LISTS #09172020.pdf.scrpowershell.exedescription pid process Token: SeDebugPrivilege 1576 EFS QUOTATION LISTS #09172020.pdf.scr Token: SeDebugPrivilege 1132 powershell.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
EFS QUOTATION LISTS #09172020.pdf.scrpid process 1576 EFS QUOTATION LISTS #09172020.pdf.scr -
Suspicious use of WriteProcessMemory 13 IoCs
Processes:
EFS QUOTATION LISTS #09172020.pdf.scrEFS QUOTATION LISTS #09172020.pdf.scrdescription pid process target process PID 1644 wrote to memory of 1576 1644 EFS QUOTATION LISTS #09172020.pdf.scr EFS QUOTATION LISTS #09172020.pdf.scr PID 1644 wrote to memory of 1576 1644 EFS QUOTATION LISTS #09172020.pdf.scr EFS QUOTATION LISTS #09172020.pdf.scr PID 1644 wrote to memory of 1576 1644 EFS QUOTATION LISTS #09172020.pdf.scr EFS QUOTATION LISTS #09172020.pdf.scr PID 1644 wrote to memory of 1576 1644 EFS QUOTATION LISTS #09172020.pdf.scr EFS QUOTATION LISTS #09172020.pdf.scr PID 1644 wrote to memory of 1576 1644 EFS QUOTATION LISTS #09172020.pdf.scr EFS QUOTATION LISTS #09172020.pdf.scr PID 1644 wrote to memory of 1576 1644 EFS QUOTATION LISTS #09172020.pdf.scr EFS QUOTATION LISTS #09172020.pdf.scr PID 1644 wrote to memory of 1576 1644 EFS QUOTATION LISTS #09172020.pdf.scr EFS QUOTATION LISTS #09172020.pdf.scr PID 1644 wrote to memory of 1576 1644 EFS QUOTATION LISTS #09172020.pdf.scr EFS QUOTATION LISTS #09172020.pdf.scr PID 1644 wrote to memory of 1576 1644 EFS QUOTATION LISTS #09172020.pdf.scr EFS QUOTATION LISTS #09172020.pdf.scr PID 1576 wrote to memory of 1132 1576 EFS QUOTATION LISTS #09172020.pdf.scr powershell.exe PID 1576 wrote to memory of 1132 1576 EFS QUOTATION LISTS #09172020.pdf.scr powershell.exe PID 1576 wrote to memory of 1132 1576 EFS QUOTATION LISTS #09172020.pdf.scr powershell.exe PID 1576 wrote to memory of 1132 1576 EFS QUOTATION LISTS #09172020.pdf.scr powershell.exe -
outlook_office_path 1 IoCs
Processes:
EFS QUOTATION LISTS #09172020.pdf.scrdescription ioc process Key queried \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 EFS QUOTATION LISTS #09172020.pdf.scr -
outlook_win_path 1 IoCs
Processes:
EFS QUOTATION LISTS #09172020.pdf.scrdescription ioc process Key queried \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 EFS QUOTATION LISTS #09172020.pdf.scr
Processes
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C:\Users\Admin\AppData\Local\Temp\EFS QUOTATION LISTS #09172020.pdf.scr"C:\Users\Admin\AppData\Local\Temp\EFS QUOTATION LISTS #09172020.pdf.scr" /S1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\EFS QUOTATION LISTS #09172020.pdf.scr"C:\Users\Admin\AppData\Local\Temp\EFS QUOTATION LISTS #09172020.pdf.scr"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
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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\EFS QUOTATION LISTS #09172020.pdf.scr'3⤵
- Deletes itself
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/1576-12-0x0000000000400000-0x0000000000486000-memory.dmpFilesize
536KB
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memory/1576-18-0x0000000000400000-0x0000000000486000-memory.dmpFilesize
536KB
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memory/1576-20-0x0000000000400000-0x0000000000486000-memory.dmpFilesize
536KB
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memory/1576-15-0x0000000000400000-0x0000000000486000-memory.dmpFilesize
536KB
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memory/1576-27-0x0000000074950000-0x000000007503E000-memory.dmpFilesize
6.9MB
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memory/1576-24-0x0000000074950000-0x000000007503E000-memory.dmpFilesize
6.9MB
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memory/1576-26-0x0000000074950000-0x000000007503E000-memory.dmpFilesize
6.9MB
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memory/1576-11-0x0000000000400000-0x0000000000486000-memory.dmpFilesize
536KB
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memory/1576-23-0x0000000000400000-0x0000000000486000-memory.dmpFilesize
536KB
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memory/1576-10-0x0000000000400000-0x0000000000486000-memory.dmpFilesize
536KB
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memory/1576-28-0x0000000074950000-0x000000007503E000-memory.dmpFilesize
6.9MB
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memory/1576-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
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memory/1644-6-0x00000000055D0000-0x000000000567A000-memory.dmpFilesize
680KB
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memory/1644-8-0x0000000004F80000-0x000000000500A000-memory.dmpFilesize
552KB
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memory/1644-3-0x0000000074950000-0x000000007503E000-memory.dmpFilesize
6.9MB
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memory/1644-0-0x000000007495E000-0x000000007495F000-memory.dmpFilesize
4KB
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memory/1644-7-0x00000000003E0000-0x00000000003E6000-memory.dmpFilesize
24KB
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memory/1644-1-0x00000000012B0000-0x00000000013B4000-memory.dmpFilesize
1.0MB
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memory/1644-25-0x0000000074950000-0x000000007503E000-memory.dmpFilesize
6.9MB
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memory/1644-5-0x0000000074950000-0x000000007503E000-memory.dmpFilesize
6.9MB
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memory/1644-4-0x000000007495E000-0x000000007495F000-memory.dmpFilesize
4KB
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memory/1644-2-0x0000000000280000-0x0000000000298000-memory.dmpFilesize
96KB