Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
23-05-2024 09:38
Static task
static1
Behavioral task
behavioral1
Sample
6a8349c30bda22a77d692a91c7135183_JaffaCakes118.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
6a8349c30bda22a77d692a91c7135183_JaffaCakes118.exe
Resource
win10v2004-20240508-en
General
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Target
6a8349c30bda22a77d692a91c7135183_JaffaCakes118.exe
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Size
1.1MB
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MD5
6a8349c30bda22a77d692a91c7135183
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SHA1
c143cbe18573f5291baedc20145afab3e42be1b5
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SHA256
cfa59596590ca689f1acca3450a94bb956d9b54749b7f84be00f2fad3ff94cb3
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SHA512
103448f7315ec1d8a2b59519bf9b05e735ad7509c8d879c6427b254e2a1d5ca7db4294329843e9477670f1f21e4d05aa1d44977ce047f9f5af533a8e02eaae5b
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SSDEEP
12288:vDb7BqrErn/mxx7E6vMJaxKwWoFJm6y2o/Yc4/P2x1AFQap0PzGQirg4E1y93CIB:vFBrny7d7eqq2Z32LYQigM9yFoviaHPx
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 6 IoCs
Processes:
resource yara_rule behavioral2/memory/4416-26-0x0000000000400000-0x0000000000541000-memory.dmp family_masslogger behavioral2/memory/4416-24-0x0000000000A80000-0x0000000000B1A000-memory.dmp family_masslogger behavioral2/memory/4416-23-0x0000000000A80000-0x0000000000B1A000-memory.dmp family_masslogger behavioral2/memory/4416-22-0x0000000000400000-0x0000000000541000-memory.dmp family_masslogger behavioral2/memory/4416-19-0x0000000000400000-0x0000000000541000-memory.dmp family_masslogger behavioral2/memory/4416-56-0x0000000000400000-0x0000000000541000-memory.dmp family_masslogger -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
wertyytdf.exedescription ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\Control Panel\International\Geo\Nation wertyytdf.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:
wertyytdf.exewertyytdf.exewertyytdf.exepid Process 5088 wertyytdf.exe 4416 wertyytdf.exe 3852 wertyytdf.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 behavioral2/memory/4416-15-0x0000000000400000-0x0000000000541000-memory.dmp upx behavioral2/memory/4416-18-0x0000000000400000-0x0000000000541000-memory.dmp upx behavioral2/memory/4416-26-0x0000000000400000-0x0000000000541000-memory.dmp upx behavioral2/memory/4416-22-0x0000000000400000-0x0000000000541000-memory.dmp upx behavioral2/memory/4416-19-0x0000000000400000-0x0000000000541000-memory.dmp upx -
Accesses Microsoft Outlook profiles 1 TTPs 42 IoCs
Processes:
wertyytdf.exedescription ioc Process Key created \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook wertyytdf.exe Key created \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 wertyytdf.exe Key queried \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook wertyytdf.exe Key opened \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 wertyytdf.exe Key created \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 wertyytdf.exe Key created \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 wertyytdf.exe Key opened \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 wertyytdf.exe Key created \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 wertyytdf.exe Key queried \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook wertyytdf.exe Key queried \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 wertyytdf.exe Key queried \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Office\18.0\Outlook\Profiles\Outlook wertyytdf.exe Key created \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 wertyytdf.exe Key created \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook wertyytdf.exe Key created \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Office\17.0\Outlook\Profiles\Outlook wertyytdf.exe Key created \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Office\19.0\Outlook\Profiles\Outlook wertyytdf.exe Key created \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 wertyytdf.exe Key created \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook wertyytdf.exe Key opened \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 wertyytdf.exe Key opened \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 wertyytdf.exe Key queried \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Office\19.0\Outlook\Profiles\Outlook wertyytdf.exe Key opened \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 wertyytdf.exe Key opened \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 wertyytdf.exe Key queried \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 wertyytdf.exe Key created \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 wertyytdf.exe Key created \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 wertyytdf.exe Key queried \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook wertyytdf.exe Key queried \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 wertyytdf.exe Key queried \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook wertyytdf.exe Key queried \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 wertyytdf.exe Key created \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 wertyytdf.exe Key created \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Office\18.0\Outlook\Profiles\Outlook wertyytdf.exe Key created \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 wertyytdf.exe Key created \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 wertyytdf.exe Key opened \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 wertyytdf.exe Key queried \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Office\17.0\Outlook\Profiles\Outlook wertyytdf.exe Key created \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 wertyytdf.exe Key queried \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 wertyytdf.exe Key created \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook wertyytdf.exe Key created \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 wertyytdf.exe Key queried \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 wertyytdf.exe Key created \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 wertyytdf.exe Key queried \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 wertyytdf.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 12 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
wertyytdf.exedescription pid Process procid_target PID 5088 set thread context of 4416 5088 wertyytdf.exe 85 -
NTFS ADS 1 IoCs
Processes:
notepad.exedescription ioc Process File created C:\Users\Admin\AppData\Roaming\appdata\wertyytdf.exe:ZoneIdentifier notepad.exe -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
wertyytdf.exepid Process 4416 wertyytdf.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
6a8349c30bda22a77d692a91c7135183_JaffaCakes118.exewertyytdf.exewertyytdf.exepid Process 2664 6a8349c30bda22a77d692a91c7135183_JaffaCakes118.exe 2664 6a8349c30bda22a77d692a91c7135183_JaffaCakes118.exe 5088 wertyytdf.exe 5088 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe 3852 wertyytdf.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
wertyytdf.exepid Process 5088 wertyytdf.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
wertyytdf.exedescription pid Process Token: SeDebugPrivilege 4416 wertyytdf.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
wertyytdf.exepid Process 4416 wertyytdf.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
6a8349c30bda22a77d692a91c7135183_JaffaCakes118.exenotepad.exewertyytdf.exedescription pid Process procid_target PID 2664 wrote to memory of 2864 2664 6a8349c30bda22a77d692a91c7135183_JaffaCakes118.exe 83 PID 2664 wrote to memory of 2864 2664 6a8349c30bda22a77d692a91c7135183_JaffaCakes118.exe 83 PID 2664 wrote to memory of 2864 2664 6a8349c30bda22a77d692a91c7135183_JaffaCakes118.exe 83 PID 2664 wrote to memory of 2864 2664 6a8349c30bda22a77d692a91c7135183_JaffaCakes118.exe 83 PID 2664 wrote to memory of 2864 2664 6a8349c30bda22a77d692a91c7135183_JaffaCakes118.exe 83 PID 2864 wrote to memory of 5088 2864 notepad.exe 84 PID 2864 wrote to memory of 5088 2864 notepad.exe 84 PID 2864 wrote to memory of 5088 2864 notepad.exe 84 PID 5088 wrote to memory of 4416 5088 wertyytdf.exe 85 PID 5088 wrote to memory of 4416 5088 wertyytdf.exe 85 PID 5088 wrote to memory of 4416 5088 wertyytdf.exe 85 PID 5088 wrote to memory of 3852 5088 wertyytdf.exe 86 PID 5088 wrote to memory of 3852 5088 wertyytdf.exe 86 PID 5088 wrote to memory of 3852 5088 wertyytdf.exe 86 -
outlook_office_path 1 IoCs
Processes:
wertyytdf.exedescription ioc Process Key queried \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 wertyytdf.exe -
outlook_win_path 1 IoCs
Processes:
wertyytdf.exedescription ioc Process Key queried \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 wertyytdf.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\6a8349c30bda22a77d692a91c7135183_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\6a8349c30bda22a77d692a91c7135183_JaffaCakes118.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2664 -
C:\Windows\SysWOW64\notepad.exe"C:\Windows\system32\notepad.exe"2⤵
- Drops startup file
- NTFS ADS
- Suspicious use of WriteProcessMemory
PID:2864 -
C:\Users\Admin\AppData\Roaming\appdata\wertyytdf.exe"C:\Users\Admin\AppData\Roaming\appdata\wertyytdf.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:5088 -
C:\Users\Admin\AppData\Roaming\appdata\wertyytdf.exe"C:\Users\Admin\AppData\Roaming\appdata\wertyytdf.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:4416
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C:\Users\Admin\AppData\Roaming\appdata\wertyytdf.exe"C:\Users\Admin\AppData\Roaming\appdata\wertyytdf.exe" 2 4416 2405997184⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:3852
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.1MB
MD56a8349c30bda22a77d692a91c7135183
SHA1c143cbe18573f5291baedc20145afab3e42be1b5
SHA256cfa59596590ca689f1acca3450a94bb956d9b54749b7f84be00f2fad3ff94cb3
SHA512103448f7315ec1d8a2b59519bf9b05e735ad7509c8d879c6427b254e2a1d5ca7db4294329843e9477670f1f21e4d05aa1d44977ce047f9f5af533a8e02eaae5b