Analysis
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max time kernel
150s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20240215-en -
resource tags
arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system -
submitted
27-05-2024 04:35
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
77eabe305a2c72f81baa439936fc2a2c_JaffaCakes118.exe
Resource
win7-20240215-en
windows7-x64
20 signatures
150 seconds
Behavioral task
behavioral2
Sample
77eabe305a2c72f81baa439936fc2a2c_JaffaCakes118.exe
Resource
win10v2004-20240226-en
windows10-2004-x64
19 signatures
150 seconds
General
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Target
77eabe305a2c72f81baa439936fc2a2c_JaffaCakes118.exe
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Size
987KB
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MD5
77eabe305a2c72f81baa439936fc2a2c
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SHA1
38ae1b72357d8660a633d6c66efbb28bb57795ca
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SHA256
cfedb16bb7f771abbecc56b51883dbb212e87d811ecba361084ff95e0b208b88
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SHA512
7d1756a5d69a4d82c89e6ae7846e0ee0c966c3569244ba42a765c72c5cefb4bbaa3ba7e9b1ab890f14166b75d020ffd9f08ea1fb56672ee30e366efb575d8c09
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SSDEEP
24576:PrYUhzRsCg6Yn++QKS7x0MZm4NE03w/o6:D+Cg6KbbgLmgsw6
Score
10/10
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
resource yara_rule behavioral1/memory/2668-29-0x0000000000400000-0x0000000000541000-memory.dmp family_masslogger behavioral1/memory/2668-30-0x0000000000400000-0x0000000000541000-memory.dmp family_masslogger behavioral1/memory/2668-34-0x0000000000400000-0x0000000000541000-memory.dmp family_masslogger behavioral1/memory/2668-32-0x0000000001EB0000-0x0000000001F4A000-memory.dmp family_masslogger behavioral1/memory/2668-31-0x0000000001EB0000-0x0000000001F4A000-memory.dmp family_masslogger behavioral1/memory/2668-47-0x0000000000400000-0x0000000000541000-memory.dmp family_masslogger behavioral1/memory/2668-46-0x0000000000400000-0x0000000000541000-memory.dmp family_masslogger behavioral1/memory/2668-60-0x0000000000400000-0x0000000000541000-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-1-5-21-2248906074-2862704502-246302768-1000\Control Panel\International\Geo\Nation fkshsks.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 2132 fkshsks.exe 2668 fkshsks.exe 2552 fkshsks.exe -
Loads dropped DLL 4 IoCs
pid Process 1632 notepad.exe 1632 notepad.exe 2132 fkshsks.exe 2132 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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resource yara_rule behavioral1/memory/2668-29-0x0000000000400000-0x0000000000541000-memory.dmp upx behavioral1/memory/2668-27-0x0000000000400000-0x0000000000541000-memory.dmp upx behavioral1/memory/2668-30-0x0000000000400000-0x0000000000541000-memory.dmp upx behavioral1/memory/2668-34-0x0000000000400000-0x0000000000541000-memory.dmp upx behavioral1/memory/2668-24-0x0000000000400000-0x0000000000541000-memory.dmp upx -
Accesses Microsoft Outlook profiles 1 TTPs 35 IoCs
description ioc Process Key queried \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 fkshsks.exe Key opened \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 fkshsks.exe Key created \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 fkshsks.exe Key queried \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 fkshsks.exe Key created \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook fkshsks.exe Key queried \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 fkshsks.exe Key created \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 fkshsks.exe Key queried \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook fkshsks.exe Key created \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 fkshsks.exe Key queried \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 fkshsks.exe Key queried \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook fkshsks.exe Key queried \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 fkshsks.exe Key opened \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 fkshsks.exe Key created \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook fkshsks.exe Key queried \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook fkshsks.exe Key opened \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 fkshsks.exe Key opened \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 fkshsks.exe Key created \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook fkshsks.exe Key opened \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 fkshsks.exe Key created \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook fkshsks.exe Key queried \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook fkshsks.exe Key created \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 fkshsks.exe Key queried \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook fkshsks.exe Key created \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 fkshsks.exe Key opened \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 fkshsks.exe Key created \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 fkshsks.exe Key opened \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 fkshsks.exe Key queried \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook fkshsks.exe Key queried \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 fkshsks.exe Key created \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 fkshsks.exe Key created \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook fkshsks.exe Key created \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook fkshsks.exe Key queried \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook fkshsks.exe Key created \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook fkshsks.exe Key queried \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 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.
flow ioc 4 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2132 set thread context of 2668 2132 fkshsks.exe 30 -
NTFS ADS 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\appdata\fkshsks.exe:ZoneIdentifier notepad.exe -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 2668 fkshsks.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1728 77eabe305a2c72f81baa439936fc2a2c_JaffaCakes118.exe 2132 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe 2552 fkshsks.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 2132 fkshsks.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2668 fkshsks.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2668 fkshsks.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 1728 wrote to memory of 1632 1728 77eabe305a2c72f81baa439936fc2a2c_JaffaCakes118.exe 28 PID 1728 wrote to memory of 1632 1728 77eabe305a2c72f81baa439936fc2a2c_JaffaCakes118.exe 28 PID 1728 wrote to memory of 1632 1728 77eabe305a2c72f81baa439936fc2a2c_JaffaCakes118.exe 28 PID 1728 wrote to memory of 1632 1728 77eabe305a2c72f81baa439936fc2a2c_JaffaCakes118.exe 28 PID 1728 wrote to memory of 1632 1728 77eabe305a2c72f81baa439936fc2a2c_JaffaCakes118.exe 28 PID 1728 wrote to memory of 1632 1728 77eabe305a2c72f81baa439936fc2a2c_JaffaCakes118.exe 28 PID 1632 wrote to memory of 2132 1632 notepad.exe 29 PID 1632 wrote to memory of 2132 1632 notepad.exe 29 PID 1632 wrote to memory of 2132 1632 notepad.exe 29 PID 1632 wrote to memory of 2132 1632 notepad.exe 29 PID 2132 wrote to memory of 2668 2132 fkshsks.exe 30 PID 2132 wrote to memory of 2668 2132 fkshsks.exe 30 PID 2132 wrote to memory of 2668 2132 fkshsks.exe 30 PID 2132 wrote to memory of 2668 2132 fkshsks.exe 30 PID 2132 wrote to memory of 2552 2132 fkshsks.exe 31 PID 2132 wrote to memory of 2552 2132 fkshsks.exe 31 PID 2132 wrote to memory of 2552 2132 fkshsks.exe 31 PID 2132 wrote to memory of 2552 2132 fkshsks.exe 31 -
outlook_office_path 1 IoCs
description ioc Process Key queried \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 fkshsks.exe -
outlook_win_path 1 IoCs
description ioc Process Key queried \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 fkshsks.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\77eabe305a2c72f81baa439936fc2a2c_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\77eabe305a2c72f81baa439936fc2a2c_JaffaCakes118.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1728 -
C:\Windows\SysWOW64\notepad.exe"C:\Windows\system32\notepad.exe"2⤵
- Drops startup file
- Loads dropped DLL
- NTFS ADS
- Suspicious use of WriteProcessMemory
PID:1632 -
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
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2132 -
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
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:2668
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C:\Users\Admin\AppData\Roaming\appdata\fkshsks.exe"C:\Users\Admin\AppData\Roaming\appdata\fkshsks.exe" 2 2668 2593955764⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:2552
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
987KB
MD577eabe305a2c72f81baa439936fc2a2c
SHA138ae1b72357d8660a633d6c66efbb28bb57795ca
SHA256cfedb16bb7f771abbecc56b51883dbb212e87d811ecba361084ff95e0b208b88
SHA5127d1756a5d69a4d82c89e6ae7846e0ee0c966c3569244ba42a765c72c5cefb4bbaa3ba7e9b1ab890f14166b75d020ffd9f08ea1fb56672ee30e366efb575d8c09