Analysis
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max time kernel
150s -
max time network
117s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
31-08-2024 11:31
Static task
static1
Behavioral task
behavioral1
Sample
ccb8b817085d6383614156053979e81b_JaffaCakes118.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
ccb8b817085d6383614156053979e81b_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
ccb8b817085d6383614156053979e81b_JaffaCakes118.exe
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Size
989KB
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MD5
ccb8b817085d6383614156053979e81b
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SHA1
924db1dab545f9d08b47093d342d024217607d1c
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SHA256
f55f1629d0ce8fefbc36ec5ec8f108485e494363531f372f4735186aa4c1bc85
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SHA512
df6bab868826f108712079b126382541f168d855e811860569099b3daf41a289472302016c61fdd40555d4472b4d75efa4667a44b00c97d5e1b77f04d415499e
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SSDEEP
24576:ErYUhzRsCg6Yn++QKSWoxc3ukISy9fezY0pc7uh/f:o+Cg6KbbjUkISAe5pSud
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 8 IoCs
Processes:
resource yara_rule behavioral1/memory/2812-34-0x0000000000400000-0x0000000000541000-memory.dmp family_masslogger behavioral1/memory/2812-32-0x0000000001E40000-0x0000000001EDA000-memory.dmp family_masslogger behavioral1/memory/2812-31-0x0000000001E40000-0x0000000001EDA000-memory.dmp family_masslogger behavioral1/memory/2812-30-0x0000000000400000-0x0000000000541000-memory.dmp family_masslogger behavioral1/memory/2812-29-0x0000000000400000-0x0000000000541000-memory.dmp family_masslogger behavioral1/memory/2812-46-0x0000000000400000-0x0000000000541000-memory.dmp family_masslogger behavioral1/memory/2812-47-0x0000000000400000-0x0000000000541000-memory.dmp family_masslogger behavioral1/memory/2812-51-0x0000000000400000-0x0000000000541000-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.
Processes:
fkshsks.exedescription ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Control Panel\International\Geo\Nation fkshsks.exe -
Drops startup file 1 IoCs
Processes:
notepad.exedescription ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\win.vbs notepad.exe -
Executes dropped EXE 3 IoCs
Processes:
fkshsks.exefkshsks.exefkshsks.exepid Process 2156 fkshsks.exe 2812 fkshsks.exe 2900 fkshsks.exe -
Loads dropped DLL 4 IoCs
Processes:
notepad.exefkshsks.exepid Process 2904 notepad.exe 2904 notepad.exe 2156 fkshsks.exe 2156 fkshsks.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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Processes:
resource yara_rule behavioral1/memory/2812-24-0x0000000000400000-0x0000000000541000-memory.dmp upx behavioral1/memory/2812-34-0x0000000000400000-0x0000000000541000-memory.dmp upx behavioral1/memory/2812-30-0x0000000000400000-0x0000000000541000-memory.dmp upx behavioral1/memory/2812-29-0x0000000000400000-0x0000000000541000-memory.dmp upx behavioral1/memory/2812-28-0x0000000000400000-0x0000000000541000-memory.dmp upx -
Accesses Microsoft Outlook profiles 1 TTPs 35 IoCs
Processes:
fkshsks.exedescription ioc Process Key queried \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 fkshsks.exe Key opened \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 fkshsks.exe Key opened \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 fkshsks.exe Key queried \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook fkshsks.exe Key opened \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 fkshsks.exe Key opened \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 fkshsks.exe Key created \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 fkshsks.exe Key queried \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 fkshsks.exe Key opened \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 fkshsks.exe Key created \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook fkshsks.exe Key queried \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 fkshsks.exe Key created \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook fkshsks.exe Key queried \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook fkshsks.exe Key queried \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 fkshsks.exe Key queried \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 fkshsks.exe Key created \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook fkshsks.exe Key created \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook fkshsks.exe Key created \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 fkshsks.exe Key queried \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook fkshsks.exe Key created \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 fkshsks.exe Key queried \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook fkshsks.exe Key opened \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 fkshsks.exe Key queried \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 fkshsks.exe Key created \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 fkshsks.exe Key created \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook fkshsks.exe Key created \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook fkshsks.exe Key queried \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 fkshsks.exe Key created \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 fkshsks.exe Key created \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook fkshsks.exe Key queried \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook fkshsks.exe Key opened \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 fkshsks.exe Key queried \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook fkshsks.exe Key created \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 fkshsks.exe Key created \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 fkshsks.exe Key queried \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook fkshsks.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.
Processes:
flow ioc 4 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
fkshsks.exedescription pid Process procid_target PID 2156 set thread context of 2812 2156 fkshsks.exe 32 -
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.
Processes:
ccb8b817085d6383614156053979e81b_JaffaCakes118.exenotepad.exefkshsks.exefkshsks.exefkshsks.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ccb8b817085d6383614156053979e81b_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language notepad.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fkshsks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fkshsks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fkshsks.exe -
NTFS ADS 1 IoCs
Processes:
notepad.exedescription ioc Process File created C:\Users\Admin\AppData\Roaming\appdata\fkshsks.exe:ZoneIdentifier notepad.exe -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
fkshsks.exepid Process 2812 fkshsks.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
ccb8b817085d6383614156053979e81b_JaffaCakes118.exefkshsks.exefkshsks.exepid Process 2576 ccb8b817085d6383614156053979e81b_JaffaCakes118.exe 2156 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe 2900 fkshsks.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
fkshsks.exepid Process 2156 fkshsks.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
fkshsks.exedescription pid Process Token: SeDebugPrivilege 2812 fkshsks.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
fkshsks.exepid Process 2812 fkshsks.exe -
Suspicious use of WriteProcessMemory 18 IoCs
Processes:
ccb8b817085d6383614156053979e81b_JaffaCakes118.exenotepad.exefkshsks.exedescription pid Process procid_target PID 2576 wrote to memory of 2904 2576 ccb8b817085d6383614156053979e81b_JaffaCakes118.exe 30 PID 2576 wrote to memory of 2904 2576 ccb8b817085d6383614156053979e81b_JaffaCakes118.exe 30 PID 2576 wrote to memory of 2904 2576 ccb8b817085d6383614156053979e81b_JaffaCakes118.exe 30 PID 2576 wrote to memory of 2904 2576 ccb8b817085d6383614156053979e81b_JaffaCakes118.exe 30 PID 2576 wrote to memory of 2904 2576 ccb8b817085d6383614156053979e81b_JaffaCakes118.exe 30 PID 2576 wrote to memory of 2904 2576 ccb8b817085d6383614156053979e81b_JaffaCakes118.exe 30 PID 2904 wrote to memory of 2156 2904 notepad.exe 31 PID 2904 wrote to memory of 2156 2904 notepad.exe 31 PID 2904 wrote to memory of 2156 2904 notepad.exe 31 PID 2904 wrote to memory of 2156 2904 notepad.exe 31 PID 2156 wrote to memory of 2812 2156 fkshsks.exe 32 PID 2156 wrote to memory of 2812 2156 fkshsks.exe 32 PID 2156 wrote to memory of 2812 2156 fkshsks.exe 32 PID 2156 wrote to memory of 2812 2156 fkshsks.exe 32 PID 2156 wrote to memory of 2900 2156 fkshsks.exe 33 PID 2156 wrote to memory of 2900 2156 fkshsks.exe 33 PID 2156 wrote to memory of 2900 2156 fkshsks.exe 33 PID 2156 wrote to memory of 2900 2156 fkshsks.exe 33 -
outlook_office_path 1 IoCs
Processes:
fkshsks.exedescription ioc Process Key queried \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 fkshsks.exe -
outlook_win_path 1 IoCs
Processes:
fkshsks.exedescription ioc Process Key queried \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 fkshsks.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ccb8b817085d6383614156053979e81b_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\ccb8b817085d6383614156053979e81b_JaffaCakes118.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2576 -
C:\Windows\SysWOW64\notepad.exe"C:\Windows\system32\notepad.exe"2⤵
- Drops startup file
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- NTFS ADS
- Suspicious use of WriteProcessMemory
PID:2904 -
C:\Users\Admin\AppData\Roaming\appdata\fkshsks.exe"C:\Users\Admin\AppData\Roaming\appdata\fkshsks.exe"3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2156 -
C:\Users\Admin\AppData\Roaming\appdata\fkshsks.exe"C:\Users\Admin\AppData\Roaming\appdata\fkshsks.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:2812
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C:\Users\Admin\AppData\Roaming\appdata\fkshsks.exe"C:\Users\Admin\AppData\Roaming\appdata\fkshsks.exe" 2 2812 2595158224⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:2900
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
989KB
MD5ccb8b817085d6383614156053979e81b
SHA1924db1dab545f9d08b47093d342d024217607d1c
SHA256f55f1629d0ce8fefbc36ec5ec8f108485e494363531f372f4735186aa4c1bc85
SHA512df6bab868826f108712079b126382541f168d855e811860569099b3daf41a289472302016c61fdd40555d4472b4d75efa4667a44b00c97d5e1b77f04d415499e