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Analysis
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max time kernel
122s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
21/01/2025, 02:03
Behavioral task
behavioral1
Sample
JaffaCakes118_0148cf44b99424cb6a829fa2b26e8075.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JaffaCakes118_0148cf44b99424cb6a829fa2b26e8075.exe
Resource
win10v2004-20241007-en
General
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Target
JaffaCakes118_0148cf44b99424cb6a829fa2b26e8075.exe
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Size
7KB
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MD5
0148cf44b99424cb6a829fa2b26e8075
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SHA1
a5d472178907b69928c24aa5f3dbd60682dcd103
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SHA256
5bef77a7da48d67d02067c1772fb6b2077b6c6f8d1322e5fe8ec3b91c1867a6b
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SHA512
5852b8fbae53eead7d697bf27e7ca655ede1760ac8ad77ddaec468081f4f4c67307b7e33e6905cdffc2082696a2c8cf424024bc97a98256fb5ebea6b13953b8b
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SSDEEP
96:WEZhl8wdS+r3yOYW189fTwUVF0CWHyjk8P1LOmjXfihEx1Dm5dM5NSPYxImNli00:Zzdrr1FG1WDCgmjPZ1DaM5wQBi0MUA
Malware Config
Signatures
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Detected Xorist Ransomware 4 IoCs
resource yara_rule behavioral1/memory/2512-11-0x0000000000400000-0x000000000040C000-memory.dmp family_xorist behavioral1/memory/2512-12-0x0000000000400000-0x000000000040C000-memory.dmp family_xorist behavioral1/memory/2512-14-0x0000000000400000-0x000000000040C000-memory.dmp family_xorist behavioral1/memory/2512-15-0x0000000000400000-0x000000000040C000-memory.dmp family_xorist -
Xorist Ransomware
Xorist is a ransomware first seen in 2020.
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Xorist family
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Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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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\Alcmeter = "C:\\Users\\Admin\\AppData\\Local\\Temp\\oTm74683gE0Quy5.exe" JaffaCakes118_0148cf44b99424cb6a829fa2b26e8075.exe -
resource yara_rule behavioral1/memory/2512-0-0x0000000000400000-0x000000000040C000-memory.dmp upx behavioral1/memory/2512-11-0x0000000000400000-0x000000000040C000-memory.dmp upx behavioral1/memory/2512-12-0x0000000000400000-0x000000000040C000-memory.dmp upx behavioral1/memory/2512-14-0x0000000000400000-0x000000000040C000-memory.dmp upx behavioral1/memory/2512-15-0x0000000000400000-0x000000000040C000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-musicsamples_31bf3856ad364e35_6.1.7600.16385_none_06495209cbd8e93b\Maid with the Flaxen Hair.mp3 JaffaCakes118_0148cf44b99424cb6a829fa2b26e8075.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-musicsamples_31bf3856ad364e35_6.1.7600.16385_none_06495209cbd8e93b\Sleep Away.mp3 JaffaCakes118_0148cf44b99424cb6a829fa2b26e8075.exe File opened for modification C:\Windows\winsxs\amd64_microsoft-windows-musicsamples_31bf3856ad364e35_6.1.7600.16385_none_06495209cbd8e93b\Kalimba.mp3 JaffaCakes118_0148cf44b99424cb6a829fa2b26e8075.exe -
System Location Discovery: System Language Discovery 1 TTPs 1 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 JaffaCakes118_0148cf44b99424cb6a829fa2b26e8075.exe -
Modifies registry class 10 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.EnCiPhErEd JaffaCakes118_0148cf44b99424cb6a829fa2b26e8075.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\VTLVJLZFLHOPWYJ JaffaCakes118_0148cf44b99424cb6a829fa2b26e8075.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\VTLVJLZFLHOPWYJ\ = "CRYPTED!" JaffaCakes118_0148cf44b99424cb6a829fa2b26e8075.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\VTLVJLZFLHOPWYJ\shell\open JaffaCakes118_0148cf44b99424cb6a829fa2b26e8075.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\VTLVJLZFLHOPWYJ\shell JaffaCakes118_0148cf44b99424cb6a829fa2b26e8075.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\VTLVJLZFLHOPWYJ\shell\open\command\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\oTm74683gE0Quy5.exe" JaffaCakes118_0148cf44b99424cb6a829fa2b26e8075.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.EnCiPhErEd\ = "VTLVJLZFLHOPWYJ" JaffaCakes118_0148cf44b99424cb6a829fa2b26e8075.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\VTLVJLZFLHOPWYJ\DefaultIcon JaffaCakes118_0148cf44b99424cb6a829fa2b26e8075.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\VTLVJLZFLHOPWYJ\DefaultIcon\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\oTm74683gE0Quy5.exe,0" JaffaCakes118_0148cf44b99424cb6a829fa2b26e8075.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\VTLVJLZFLHOPWYJ\shell\open\command JaffaCakes118_0148cf44b99424cb6a829fa2b26e8075.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0148cf44b99424cb6a829fa2b26e8075.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0148cf44b99424cb6a829fa2b26e8075.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies registry class
PID:2512