Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
18-05-2024 11:16
Static task
static1
Behavioral task
behavioral1
Sample
546bee912865993d10cffb8eb2ba6217_JaffaCakes118.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
546bee912865993d10cffb8eb2ba6217_JaffaCakes118.exe
Resource
win10v2004-20240426-en
General
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Target
546bee912865993d10cffb8eb2ba6217_JaffaCakes118.exe
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Size
987KB
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MD5
546bee912865993d10cffb8eb2ba6217
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SHA1
d820779090e5c53e83b2a978a3e4bab3ec542860
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SHA256
5982827e27391c55ba90965651918a41129f6192503fd33abe2a40e441d8a336
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SHA512
710300c358f94c1936904af5aa7fa6a8667344bf06046ae35038e717d96cb9e8e0173182ffc6069bce4220ebb95aec3847eafd355c7029a668734390763cb5e0
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SSDEEP
24576:/rYUhzRsCg6Yn++QKS4Xkuo1EBeyJEXwuLkveyBV:z+Cg6Kbb1rBeyKBYWyBV
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 7 IoCs
resource yara_rule behavioral2/memory/3900-23-0x0000000000BE0000-0x0000000000C7A000-memory.dmp family_masslogger behavioral2/memory/3900-21-0x0000000000400000-0x0000000000541000-memory.dmp family_masslogger behavioral2/memory/3900-20-0x0000000000400000-0x0000000000541000-memory.dmp family_masslogger behavioral2/memory/3900-37-0x0000000000400000-0x0000000000541000-memory.dmp family_masslogger behavioral2/memory/3900-24-0x0000000000400000-0x0000000000541000-memory.dmp family_masslogger behavioral2/memory/3900-38-0x0000000000400000-0x0000000000541000-memory.dmp family_masslogger behavioral2/memory/3900-22-0x0000000000BE0000-0x0000000000C7A000-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-1-5-21-3906287020-2915474608-1755617787-1000\Control Panel\International\Geo\Nation hfjhfksfs.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 4056 hfjhfksfs.exe 3900 hfjhfksfs.exe 3552 hfjhfksfs.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/3900-16-0x0000000000400000-0x0000000000541000-memory.dmp upx behavioral2/memory/3900-19-0x0000000000400000-0x0000000000541000-memory.dmp upx behavioral2/memory/3900-21-0x0000000000400000-0x0000000000541000-memory.dmp upx behavioral2/memory/3900-20-0x0000000000400000-0x0000000000541000-memory.dmp upx behavioral2/memory/3900-24-0x0000000000400000-0x0000000000541000-memory.dmp upx -
Accesses Microsoft Outlook profiles 1 TTPs 42 IoCs
description ioc Process Key queried \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjhfksfs.exe Key created \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjhfksfs.exe Key queried \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Office\18.0\Outlook\Profiles\Outlook hfjhfksfs.exe Key created \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjhfksfs.exe Key created \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjhfksfs.exe Key created \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook hfjhfksfs.exe Key created \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjhfksfs.exe Key created \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjhfksfs.exe Key opened \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjhfksfs.exe Key created \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Office\17.0\Outlook\Profiles\Outlook hfjhfksfs.exe Key created \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjhfksfs.exe Key queried \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjhfksfs.exe Key queried \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjhfksfs.exe Key created \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjhfksfs.exe Key queried \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook hfjhfksfs.exe Key created \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjhfksfs.exe Key queried \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjhfksfs.exe Key created \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjhfksfs.exe Key created \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjhfksfs.exe Key opened \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjhfksfs.exe Key created \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook hfjhfksfs.exe Key queried \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Office\17.0\Outlook\Profiles\Outlook hfjhfksfs.exe Key created \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Office\18.0\Outlook\Profiles\Outlook hfjhfksfs.exe Key opened \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjhfksfs.exe Key opened \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjhfksfs.exe Key opened \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjhfksfs.exe Key queried \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook hfjhfksfs.exe Key opened \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjhfksfs.exe Key queried \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjhfksfs.exe Key created \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Office\19.0\Outlook\Profiles\Outlook hfjhfksfs.exe Key queried \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjhfksfs.exe Key created \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook hfjhfksfs.exe Key queried \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjhfksfs.exe Key created \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjhfksfs.exe Key queried \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Office\19.0\Outlook\Profiles\Outlook hfjhfksfs.exe Key created \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook hfjhfksfs.exe Key opened \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjhfksfs.exe Key queried \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook hfjhfksfs.exe Key created \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjhfksfs.exe Key created \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjhfksfs.exe Key created \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjhfksfs.exe Key queried \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook hfjhfksfs.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 25 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4056 set thread context of 3900 4056 hfjhfksfs.exe 85 -
NTFS ADS 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\appdata\hfjhfksfs.exe:ZoneIdentifier notepad.exe -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 3900 hfjhfksfs.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2956 546bee912865993d10cffb8eb2ba6217_JaffaCakes118.exe 2956 546bee912865993d10cffb8eb2ba6217_JaffaCakes118.exe 4056 hfjhfksfs.exe 4056 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe 3552 hfjhfksfs.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 4056 hfjhfksfs.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3900 hfjhfksfs.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3900 hfjhfksfs.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 2956 wrote to memory of 4792 2956 546bee912865993d10cffb8eb2ba6217_JaffaCakes118.exe 83 PID 2956 wrote to memory of 4792 2956 546bee912865993d10cffb8eb2ba6217_JaffaCakes118.exe 83 PID 2956 wrote to memory of 4792 2956 546bee912865993d10cffb8eb2ba6217_JaffaCakes118.exe 83 PID 2956 wrote to memory of 4792 2956 546bee912865993d10cffb8eb2ba6217_JaffaCakes118.exe 83 PID 2956 wrote to memory of 4792 2956 546bee912865993d10cffb8eb2ba6217_JaffaCakes118.exe 83 PID 4792 wrote to memory of 4056 4792 notepad.exe 84 PID 4792 wrote to memory of 4056 4792 notepad.exe 84 PID 4792 wrote to memory of 4056 4792 notepad.exe 84 PID 4056 wrote to memory of 3900 4056 hfjhfksfs.exe 85 PID 4056 wrote to memory of 3900 4056 hfjhfksfs.exe 85 PID 4056 wrote to memory of 3900 4056 hfjhfksfs.exe 85 PID 4056 wrote to memory of 3552 4056 hfjhfksfs.exe 86 PID 4056 wrote to memory of 3552 4056 hfjhfksfs.exe 86 PID 4056 wrote to memory of 3552 4056 hfjhfksfs.exe 86 -
outlook_office_path 1 IoCs
description ioc Process Key queried \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjhfksfs.exe -
outlook_win_path 1 IoCs
description ioc Process Key queried \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hfjhfksfs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\546bee912865993d10cffb8eb2ba6217_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\546bee912865993d10cffb8eb2ba6217_JaffaCakes118.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2956 -
C:\Windows\SysWOW64\notepad.exe"C:\Windows\system32\notepad.exe"2⤵
- Drops startup file
- NTFS ADS
- Suspicious use of WriteProcessMemory
PID:4792 -
C:\Users\Admin\AppData\Roaming\appdata\hfjhfksfs.exe"C:\Users\Admin\AppData\Roaming\appdata\hfjhfksfs.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4056 -
C:\Users\Admin\AppData\Roaming\appdata\hfjhfksfs.exe"C:\Users\Admin\AppData\Roaming\appdata\hfjhfksfs.exe"4⤵
- Checks computer location settings
- Executes dropped EXE
- Accesses Microsoft Outlook profiles
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:3900
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C:\Users\Admin\AppData\Roaming\appdata\hfjhfksfs.exe"C:\Users\Admin\AppData\Roaming\appdata\hfjhfksfs.exe" 2 3900 2405996564⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:3552
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
987KB
MD5546bee912865993d10cffb8eb2ba6217
SHA1d820779090e5c53e83b2a978a3e4bab3ec542860
SHA2565982827e27391c55ba90965651918a41129f6192503fd33abe2a40e441d8a336
SHA512710300c358f94c1936904af5aa7fa6a8667344bf06046ae35038e717d96cb9e8e0173182ffc6069bce4220ebb95aec3847eafd355c7029a668734390763cb5e0