Analysis
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max time kernel
119s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
29-07-2024 11:28
Static task
static1
Behavioral task
behavioral1
Sample
43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exe
Resource
win10v2004-20240709-en
General
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Target
43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exe
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Size
821KB
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MD5
43971b982d0d0019c55f59c52254eee0
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SHA1
567a0266c45f2759a7eb95b392a2052ccc00c066
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SHA256
49de80d921b1b300f98b33bcd37b92e8b271e2d8dc8e27d6990d66aa21b5fb8d
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SHA512
05ee55860bfde7b59d1f22695a12fcd4794dc5053cf76c598b11c20e2c2b9fc1fb1142c70488f94657f02e36ce38c2335274b778f3070eec7d3207448de23d59
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SSDEEP
24576:lusRkCMqlJIw2z+yqdIrWO5K9jARfW6cZVvJs2:lusR3MrpDrhg9jAw6cZRe2
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
Processes:
resource yara_rule behavioral1/memory/2272-15-0x0000000000400000-0x00000000004A8000-memory.dmp family_masslogger behavioral1/memory/2272-18-0x0000000000400000-0x00000000004A8000-memory.dmp family_masslogger behavioral1/memory/2272-23-0x0000000000400000-0x00000000004A8000-memory.dmp family_masslogger behavioral1/memory/2272-20-0x0000000000400000-0x00000000004A8000-memory.dmp family_masslogger behavioral1/memory/2272-14-0x0000000000400000-0x00000000004A8000-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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ReZer0 packer 1 IoCs
Detects ReZer0, a packer with multiple versions used in various campaigns.
Processes:
resource yara_rule behavioral1/memory/2236-6-0x0000000005E20000-0x0000000005ED0000-memory.dmp rezer0 -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exedescription ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Control Panel\International\Geo\Nation 43971b982d0d0019c55f59c52254eee0_JaffaCakes118.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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Accesses Microsoft Outlook profiles 1 TTPs 15 IoCs
Processes:
43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exe Key queried \REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook 43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exe Key created \REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exe Key created \REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook 43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exe Key opened \REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exe Key queried \REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook 43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exe Key queried \REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exe Key opened \REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exe Key queried \REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exe Key created \REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exe Key created \REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook 43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exe Key created \REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exe Key created \REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook 43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exe Key queried \REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook 43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exe Key queried \REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 43971b982d0d0019c55f59c52254eee0_JaffaCakes118.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 2 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exedescription pid Process procid_target PID 2236 set thread context of 2272 2236 43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exe 32 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exeschtasks.exe43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exepid Process 2272 43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exepid Process 2272 43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exe 2272 43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exedescription pid Process Token: SeDebugPrivilege 2272 43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exepid Process 2272 43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 13 IoCs
Processes:
43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exedescription pid Process procid_target PID 2236 wrote to memory of 1928 2236 43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exe 30 PID 2236 wrote to memory of 1928 2236 43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exe 30 PID 2236 wrote to memory of 1928 2236 43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exe 30 PID 2236 wrote to memory of 1928 2236 43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exe 30 PID 2236 wrote to memory of 2272 2236 43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exe 32 PID 2236 wrote to memory of 2272 2236 43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exe 32 PID 2236 wrote to memory of 2272 2236 43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exe 32 PID 2236 wrote to memory of 2272 2236 43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exe 32 PID 2236 wrote to memory of 2272 2236 43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exe 32 PID 2236 wrote to memory of 2272 2236 43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exe 32 PID 2236 wrote to memory of 2272 2236 43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exe 32 PID 2236 wrote to memory of 2272 2236 43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exe 32 PID 2236 wrote to memory of 2272 2236 43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exe 32 -
outlook_office_path 1 IoCs
Processes:
43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exedescription ioc Process Key queried \REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exe -
outlook_win_path 1 IoCs
Processes:
43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exedescription ioc Process Key queried \REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2236 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\oPVKumm" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7272.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:1928
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C:\Users\Admin\AppData\Local\Temp\43971b982d0d0019c55f59c52254eee0_JaffaCakes118.exe"{path}"2⤵
- Checks computer location settings
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:2272
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD5e49ea6af8b588f072a2f8c3637e5a90c
SHA19c4e5ef585220e67bea17f689416f6fc8b22d994
SHA256f50c30d84a3eda059b8111b73e3d8eccc4477589b050a297452ec396cdd622f2
SHA51238b549990f66b715267b042cf18fae761c8acfde1e6a62fc384664e917175c17129a690324cb62c8752bd949bf14b334f82b293af750bc1aa6ae921cad9c3661