Analysis
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max time kernel
120s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
09-10-2024 10:09
Static task
static1
Behavioral task
behavioral1
Sample
2f3c37183743ffec0a7e9c7739b46262_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2f3c37183743ffec0a7e9c7739b46262_JaffaCakes118.exe
Resource
win10v2004-20241007-en
General
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Target
2f3c37183743ffec0a7e9c7739b46262_JaffaCakes118.exe
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Size
1.5MB
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MD5
2f3c37183743ffec0a7e9c7739b46262
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SHA1
6e4a1b9aefab28507bda6ba4b1c2dcc7dd75c576
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SHA256
989a65239eac6e23440c81d86f45c2adea5f8c342c60b7262d29b3330fc93c56
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SHA512
050dbe7d10d7c1651eca46b9361e25ef5f830f551ee2ba86e34ca79ad0a43395f91b438ee99a097c4cfdbe7314f7a7d7c9a7c72d7e02e2911c64e44ad27bd9be
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SSDEEP
24576:L65H04nKRHhQEA35QyAybJSBYSX5ZN6wWQ3KcOX/pIJayYyPB/NL:c0ZU8dSSZ6rxIJaB+
Malware Config
Signatures
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\2f3c37183743ffec0a7e9c7739b46262_JaffaCakes118.exe = "C:\\Program Files (x86)\\mcmst\\2f3c37183743ffec0a7e9c7739b46262_JaffaCakes118.exe" 2f3c37183743ffec0a7e9c7739b46262_JaffaCakes118.exe -
Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files (x86)\mcmst\2f3c37183743ffec0a7e9c7739b46262_JaffaCakes118.exe 2f3c37183743ffec0a7e9c7739b46262_JaffaCakes118.exe File opened for modification C:\Program Files (x86)\mcmst\2f3c37183743ffec0a7e9c7739b46262_JaffaCakes118.exe 2f3c37183743ffec0a7e9c7739b46262_JaffaCakes118.exe -
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 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2f3c37183743ffec0a7e9c7739b46262_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2876 schtasks.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 2612 2f3c37183743ffec0a7e9c7739b46262_JaffaCakes118.exe 2612 2f3c37183743ffec0a7e9c7739b46262_JaffaCakes118.exe 2612 2f3c37183743ffec0a7e9c7739b46262_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2612 wrote to memory of 2876 2612 2f3c37183743ffec0a7e9c7739b46262_JaffaCakes118.exe 31 PID 2612 wrote to memory of 2876 2612 2f3c37183743ffec0a7e9c7739b46262_JaffaCakes118.exe 31 PID 2612 wrote to memory of 2876 2612 2f3c37183743ffec0a7e9c7739b46262_JaffaCakes118.exe 31 PID 2612 wrote to memory of 2876 2612 2f3c37183743ffec0a7e9c7739b46262_JaffaCakes118.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\2f3c37183743ffec0a7e9c7739b46262_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\2f3c37183743ffec0a7e9c7739b46262_JaffaCakes118.exe"1⤵
- Adds Run key to start application
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2612 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /sc onlogon /tn "2f3c37183743ffec0a7e9c7739b46262_JaffaCakes118.exe" /tr "\"C:\Program Files (x86)\mcmst\2f3c37183743ffec0a7e9c7739b46262_JaffaCakes118.exe"\" /rl highest2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2876
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1