Analysis
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max time kernel
150s -
max time network
108s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
06-09-2024 09:23
Static task
static1
Behavioral task
behavioral1
Sample
cf36d5338ec6c2f3c4eca0643600b0f2_JaffaCakes118.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
cf36d5338ec6c2f3c4eca0643600b0f2_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
cf36d5338ec6c2f3c4eca0643600b0f2_JaffaCakes118.exe
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Size
1004KB
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MD5
cf36d5338ec6c2f3c4eca0643600b0f2
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SHA1
749169f34f30016891cc6a41884d5c2e376ebeef
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SHA256
fac6b2bb9719301eba87f49b5131f9b372265e6445f9a4f2d0ccb11b591ef436
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SHA512
e532c64d7f98d76280b887d99666368245a43c0fbe64665274c7ac7ab60cb4312c6eecd0aef1c8ac055670caa52f3d874f5eda320fd54db368b21170b85b1a23
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SSDEEP
24576:vKlaBa1sMMZvIniOzOhbdCEXBR4UjXuU917ZOBUVOYddp:yfWL2ntzMfXHjXu+HDVOYfp
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
resource yara_rule behavioral2/memory/2524-25-0x0000000000A70000-0x0000000000B0A000-memory.dmp family_masslogger behavioral2/memory/2524-21-0x0000000000400000-0x0000000000542000-memory.dmp family_masslogger behavioral2/memory/2524-20-0x0000000000400000-0x0000000000542000-memory.dmp family_masslogger behavioral2/memory/2524-24-0x0000000000A70000-0x0000000000B0A000-memory.dmp family_masslogger behavioral2/memory/2524-55-0x0000000000400000-0x0000000000542000-memory.dmp family_masslogger -
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
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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-1-5-21-2392887640-1187051047-2909758433-1000\Control Panel\International\Geo\Nation hfjshjhsk.exe -
Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\win.vbs notepad.exe -
Executes dropped EXE 3 IoCs
pid Process 1980 hfjshjhsk.exe 2524 hfjshjhsk.exe 1340 hfjshjhsk.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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resource yara_rule behavioral2/memory/2524-21-0x0000000000400000-0x0000000000542000-memory.dmp upx behavioral2/memory/2524-20-0x0000000000400000-0x0000000000542000-memory.dmp upx behavioral2/memory/2524-19-0x0000000000400000-0x0000000000542000-memory.dmp upx behavioral2/memory/2524-16-0x0000000000400000-0x0000000000542000-memory.dmp upx -
Accesses Microsoft Outlook profiles 1 TTPs 42 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjshjhsk.exe Key created \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjshjhsk.exe Key created \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook hfjshjhsk.exe Key opened \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjshjhsk.exe Key queried \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook hfjshjhsk.exe Key created \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjshjhsk.exe Key queried \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook hfjshjhsk.exe Key created \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Office\17.0\Outlook\Profiles\Outlook hfjshjhsk.exe Key created \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Office\19.0\Outlook\Profiles\Outlook hfjshjhsk.exe Key created \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjshjhsk.exe Key queried \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Office\19.0\Outlook\Profiles\Outlook hfjshjhsk.exe Key queried \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjshjhsk.exe Key opened \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjshjhsk.exe Key queried \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjshjhsk.exe Key created \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjshjhsk.exe Key created \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjshjhsk.exe Key queried \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Office\18.0\Outlook\Profiles\Outlook hfjshjhsk.exe Key opened \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjshjhsk.exe Key created \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook hfjshjhsk.exe Key created \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook hfjshjhsk.exe Key queried \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook hfjshjhsk.exe Key created \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjshjhsk.exe Key opened \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjshjhsk.exe Key opened \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjshjhsk.exe Key opened \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjshjhsk.exe Key created \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Office\18.0\Outlook\Profiles\Outlook hfjshjhsk.exe Key created \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjshjhsk.exe Key created \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook hfjshjhsk.exe Key queried \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Office\17.0\Outlook\Profiles\Outlook hfjshjhsk.exe Key queried \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjshjhsk.exe Key queried \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjshjhsk.exe Key created \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjshjhsk.exe Key queried \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjshjhsk.exe Key created \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjshjhsk.exe Key created \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjshjhsk.exe Key queried \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjshjhsk.exe Key opened \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjshjhsk.exe Key queried \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook hfjshjhsk.exe Key queried \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjshjhsk.exe Key created \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjshjhsk.exe Key created \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjshjhsk.exe Key created \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjshjhsk.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 17 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1980 set thread context of 2524 1980 hfjshjhsk.exe 87 -
System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language hfjshjhsk.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language hfjshjhsk.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cf36d5338ec6c2f3c4eca0643600b0f2_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language notepad.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language hfjshjhsk.exe -
NTFS ADS 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\appdata\hfjshjhsk.exe:ZoneIdentifier notepad.exe -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 2524 hfjshjhsk.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1844 cf36d5338ec6c2f3c4eca0643600b0f2_JaffaCakes118.exe 1844 cf36d5338ec6c2f3c4eca0643600b0f2_JaffaCakes118.exe 1980 hfjshjhsk.exe 1980 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe 1340 hfjshjhsk.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1980 hfjshjhsk.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2524 hfjshjhsk.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2524 hfjshjhsk.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 1844 wrote to memory of 516 1844 cf36d5338ec6c2f3c4eca0643600b0f2_JaffaCakes118.exe 83 PID 1844 wrote to memory of 516 1844 cf36d5338ec6c2f3c4eca0643600b0f2_JaffaCakes118.exe 83 PID 1844 wrote to memory of 516 1844 cf36d5338ec6c2f3c4eca0643600b0f2_JaffaCakes118.exe 83 PID 1844 wrote to memory of 516 1844 cf36d5338ec6c2f3c4eca0643600b0f2_JaffaCakes118.exe 83 PID 1844 wrote to memory of 516 1844 cf36d5338ec6c2f3c4eca0643600b0f2_JaffaCakes118.exe 83 PID 516 wrote to memory of 1980 516 notepad.exe 86 PID 516 wrote to memory of 1980 516 notepad.exe 86 PID 516 wrote to memory of 1980 516 notepad.exe 86 PID 1980 wrote to memory of 2524 1980 hfjshjhsk.exe 87 PID 1980 wrote to memory of 2524 1980 hfjshjhsk.exe 87 PID 1980 wrote to memory of 2524 1980 hfjshjhsk.exe 87 PID 1980 wrote to memory of 1340 1980 hfjshjhsk.exe 89 PID 1980 wrote to memory of 1340 1980 hfjshjhsk.exe 89 PID 1980 wrote to memory of 1340 1980 hfjshjhsk.exe 89 -
outlook_office_path 1 IoCs
description ioc Process Key queried \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjshjhsk.exe -
outlook_win_path 1 IoCs
description ioc Process Key queried \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjshjhsk.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\cf36d5338ec6c2f3c4eca0643600b0f2_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\cf36d5338ec6c2f3c4eca0643600b0f2_JaffaCakes118.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1844 -
C:\Windows\SysWOW64\notepad.exe"C:\Windows\system32\notepad.exe"2⤵
- Drops startup file
- System Location Discovery: System Language Discovery
- NTFS ADS
- Suspicious use of WriteProcessMemory
PID:516 -
C:\Users\Admin\AppData\Roaming\appdata\hfjshjhsk.exe"C:\Users\Admin\AppData\Roaming\appdata\hfjshjhsk.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1980 -
C:\Users\Admin\AppData\Roaming\appdata\hfjshjhsk.exe"C:\Users\Admin\AppData\Roaming\appdata\hfjshjhsk.exe"4⤵
- Checks computer location settings
- Executes dropped EXE
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:2524
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C:\Users\Admin\AppData\Roaming\appdata\hfjshjhsk.exe"C:\Users\Admin\AppData\Roaming\appdata\hfjshjhsk.exe" 2 2524 2406102034⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:1340
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1004KB
MD5cf36d5338ec6c2f3c4eca0643600b0f2
SHA1749169f34f30016891cc6a41884d5c2e376ebeef
SHA256fac6b2bb9719301eba87f49b5131f9b372265e6445f9a4f2d0ccb11b591ef436
SHA512e532c64d7f98d76280b887d99666368245a43c0fbe64665274c7ac7ab60cb4312c6eecd0aef1c8ac055670caa52f3d874f5eda320fd54db368b21170b85b1a23