Analysis
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max time kernel
150s -
max time network
128s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
10-09-2024 08:07
Static task
static1
Behavioral task
behavioral1
Sample
d7da46701d3da6ffd69d4c05bd6dea98_JaffaCakes118.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
d7da46701d3da6ffd69d4c05bd6dea98_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
d7da46701d3da6ffd69d4c05bd6dea98_JaffaCakes118.exe
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Size
1.1MB
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MD5
d7da46701d3da6ffd69d4c05bd6dea98
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SHA1
d68bde0b27b3a8b81fb69decf737ebdfd2bce8bd
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SHA256
0ca3dafa35066c7aaf4b76268b035cd0fe5fb10130bc5f9b04d723d50c974e82
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SHA512
40926fb7ff44e3ec52de3f32146be023fc80a1a7665ad3eb6e584ea97fb1db6fecf8222feb3df91c4f11f106b360294f8e30e594b7546853e704e26744a67db4
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SSDEEP
12288:ODb7BqrErn/mxx7E6vMJaxKwWoFJm6y2o/Yc4/P2x1AFvUQm5hGXV8PNyIMsGO1C:OFBrny7d7eqq2Z32sUQWAV8PCsGOU28d
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/1216-25-0x0000000000BF0000-0x0000000000C8A000-memory.dmp family_masslogger behavioral2/memory/1216-20-0x0000000000400000-0x0000000000541000-memory.dmp family_masslogger behavioral2/memory/1216-24-0x0000000000BF0000-0x0000000000C8A000-memory.dmp family_masslogger behavioral2/memory/1216-21-0x0000000000400000-0x0000000000541000-memory.dmp family_masslogger behavioral2/memory/1216-45-0x0000000000400000-0x0000000000541000-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-1-5-21-2170637797-568393320-3232933035-1000\Control Panel\International\Geo\Nation bjsbjsf.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 1896 bjsbjsf.exe 1216 bjsbjsf.exe 320 bjsbjsf.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/1216-16-0x0000000000400000-0x0000000000541000-memory.dmp upx behavioral2/memory/1216-19-0x0000000000400000-0x0000000000541000-memory.dmp upx behavioral2/memory/1216-20-0x0000000000400000-0x0000000000541000-memory.dmp upx behavioral2/memory/1216-21-0x0000000000400000-0x0000000000541000-memory.dmp upx -
Accesses Microsoft Outlook profiles 1 TTPs 42 IoCs
description ioc Process Key queried \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 bjsbjsf.exe Key created \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook bjsbjsf.exe Key created \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook bjsbjsf.exe Key created \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 bjsbjsf.exe Key created \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 bjsbjsf.exe Key opened \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 bjsbjsf.exe Key queried \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook bjsbjsf.exe Key queried \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook bjsbjsf.exe Key created \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 bjsbjsf.exe Key created \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 bjsbjsf.exe Key created \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook bjsbjsf.exe Key opened \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 bjsbjsf.exe Key created \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 bjsbjsf.exe Key opened \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 bjsbjsf.exe Key created \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 bjsbjsf.exe Key opened \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 bjsbjsf.exe Key created \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 bjsbjsf.exe Key opened \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 bjsbjsf.exe Key queried \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Office\18.0\Outlook\Profiles\Outlook bjsbjsf.exe Key created \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 bjsbjsf.exe Key created \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 bjsbjsf.exe Key queried \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 bjsbjsf.exe Key opened \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 bjsbjsf.exe Key queried \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 bjsbjsf.exe Key queried \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Office\17.0\Outlook\Profiles\Outlook bjsbjsf.exe Key created \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 bjsbjsf.exe Key created \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 bjsbjsf.exe Key created \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook bjsbjsf.exe Key queried \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook bjsbjsf.exe Key queried \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 bjsbjsf.exe Key created \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Office\19.0\Outlook\Profiles\Outlook bjsbjsf.exe Key queried \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 bjsbjsf.exe Key created \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 bjsbjsf.exe Key queried \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook bjsbjsf.exe Key created \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Office\18.0\Outlook\Profiles\Outlook bjsbjsf.exe Key queried \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Office\19.0\Outlook\Profiles\Outlook bjsbjsf.exe Key opened \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 bjsbjsf.exe Key created \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 bjsbjsf.exe Key created \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Office\17.0\Outlook\Profiles\Outlook bjsbjsf.exe Key queried \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 bjsbjsf.exe Key queried \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 bjsbjsf.exe Key created \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 bjsbjsf.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 15 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1896 set thread context of 1216 1896 bjsbjsf.exe 93 -
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 bjsbjsf.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language bjsbjsf.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d7da46701d3da6ffd69d4c05bd6dea98_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language notepad.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language bjsbjsf.exe -
NTFS ADS 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\appdata\bjsbjsf.exe:ZoneIdentifier notepad.exe -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 1216 bjsbjsf.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2388 d7da46701d3da6ffd69d4c05bd6dea98_JaffaCakes118.exe 2388 d7da46701d3da6ffd69d4c05bd6dea98_JaffaCakes118.exe 1896 bjsbjsf.exe 1896 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe 320 bjsbjsf.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1896 bjsbjsf.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1216 bjsbjsf.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1216 bjsbjsf.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 2388 wrote to memory of 220 2388 d7da46701d3da6ffd69d4c05bd6dea98_JaffaCakes118.exe 90 PID 2388 wrote to memory of 220 2388 d7da46701d3da6ffd69d4c05bd6dea98_JaffaCakes118.exe 90 PID 2388 wrote to memory of 220 2388 d7da46701d3da6ffd69d4c05bd6dea98_JaffaCakes118.exe 90 PID 2388 wrote to memory of 220 2388 d7da46701d3da6ffd69d4c05bd6dea98_JaffaCakes118.exe 90 PID 2388 wrote to memory of 220 2388 d7da46701d3da6ffd69d4c05bd6dea98_JaffaCakes118.exe 90 PID 220 wrote to memory of 1896 220 notepad.exe 91 PID 220 wrote to memory of 1896 220 notepad.exe 91 PID 220 wrote to memory of 1896 220 notepad.exe 91 PID 1896 wrote to memory of 1216 1896 bjsbjsf.exe 93 PID 1896 wrote to memory of 1216 1896 bjsbjsf.exe 93 PID 1896 wrote to memory of 1216 1896 bjsbjsf.exe 93 PID 1896 wrote to memory of 320 1896 bjsbjsf.exe 94 PID 1896 wrote to memory of 320 1896 bjsbjsf.exe 94 PID 1896 wrote to memory of 320 1896 bjsbjsf.exe 94 -
outlook_office_path 1 IoCs
description ioc Process Key queried \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 bjsbjsf.exe -
outlook_win_path 1 IoCs
description ioc Process Key queried \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 bjsbjsf.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\d7da46701d3da6ffd69d4c05bd6dea98_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\d7da46701d3da6ffd69d4c05bd6dea98_JaffaCakes118.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2388 -
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:220 -
C:\Users\Admin\AppData\Roaming\appdata\bjsbjsf.exe"C:\Users\Admin\AppData\Roaming\appdata\bjsbjsf.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:1896 -
C:\Users\Admin\AppData\Roaming\appdata\bjsbjsf.exe"C:\Users\Admin\AppData\Roaming\appdata\bjsbjsf.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:1216
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C:\Users\Admin\AppData\Roaming\appdata\bjsbjsf.exe"C:\Users\Admin\AppData\Roaming\appdata\bjsbjsf.exe" 2 1216 2406604374⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:320
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4072,i,1828333185976713750,7918646547767660928,262144 --variations-seed-version --mojo-platform-channel-handle=4344 /prefetch:81⤵PID:1492
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.1MB
MD5d7da46701d3da6ffd69d4c05bd6dea98
SHA1d68bde0b27b3a8b81fb69decf737ebdfd2bce8bd
SHA2560ca3dafa35066c7aaf4b76268b035cd0fe5fb10130bc5f9b04d723d50c974e82
SHA51240926fb7ff44e3ec52de3f32146be023fc80a1a7665ad3eb6e584ea97fb1db6fecf8222feb3df91c4f11f106b360294f8e30e594b7546853e704e26744a67db4