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Analysis
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max time kernel
140s -
max time network
123s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
15/10/2024, 05:58
Behavioral task
behavioral1
Sample
462b2f9da89ff03264ca42dd5b341c92_JaffaCakes118.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
462b2f9da89ff03264ca42dd5b341c92_JaffaCakes118.exe
Resource
win10v2004-20241007-en
General
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Target
462b2f9da89ff03264ca42dd5b341c92_JaffaCakes118.exe
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Size
59KB
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MD5
462b2f9da89ff03264ca42dd5b341c92
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SHA1
3637a7c0364794d0cc892432db682a0b349d2f9b
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SHA256
1eaba89aa70d9e6fb4ad6187e2d51c38093b9c294f5d41ca3fbeb815812cf006
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SHA512
3e995b6d8cbeec5c8cc77fa1a42ce1571f354685bbd78df7c05f30197b8947b5558d1dcc7353973d8436535ec49d1228f22e04684cf0190caa2db6e82a498a95
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SSDEEP
768:XocAX3LKew369lp2z3Sd4baFXLjwP/Tgj93b8NIocVSEFGocAX3LKew369lp2z3L:SKcR4mjD9r823FHKcR4mjD9r823FG
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 3480 CTS.exe -
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 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe" 462b2f9da89ff03264ca42dd5b341c92_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe" CTS.exe -
resource yara_rule behavioral2/memory/3920-0-0x0000000000BB0000-0x0000000000BC7000-memory.dmp upx behavioral2/files/0x0008000000023c83-9.dat upx behavioral2/memory/3480-10-0x0000000000530000-0x0000000000547000-memory.dmp upx behavioral2/memory/3920-8-0x0000000000BB0000-0x0000000000BC7000-memory.dmp upx behavioral2/files/0x0012000000023994-13.dat upx behavioral2/files/0x000c000000023b90-30.dat upx behavioral2/memory/3480-32-0x0000000000530000-0x0000000000547000-memory.dmp upx -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\CTS.exe 462b2f9da89ff03264ca42dd5b341c92_JaffaCakes118.exe File created C:\Windows\CTS.exe CTS.exe -
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 462b2f9da89ff03264ca42dd5b341c92_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language CTS.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3920 462b2f9da89ff03264ca42dd5b341c92_JaffaCakes118.exe Token: SeDebugPrivilege 3480 CTS.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3920 wrote to memory of 3480 3920 462b2f9da89ff03264ca42dd5b341c92_JaffaCakes118.exe 84 PID 3920 wrote to memory of 3480 3920 462b2f9da89ff03264ca42dd5b341c92_JaffaCakes118.exe 84 PID 3920 wrote to memory of 3480 3920 462b2f9da89ff03264ca42dd5b341c92_JaffaCakes118.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\462b2f9da89ff03264ca42dd5b341c92_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\462b2f9da89ff03264ca42dd5b341c92_JaffaCakes118.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3920 -
C:\Windows\CTS.exe"C:\Windows\CTS.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:3480
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
382KB
MD5feff678b19b6c388df9ebfff07b841c0
SHA1aa8787092f375e0baa0eda851a7780c4cfef4ec4
SHA25658ba27fc2d4cebe8d447c09a48d07dfa01e5865ee4674a7fa6781f667bacd47c
SHA5120bb9dc29efa94cf6457634b2cc19e2b96ff187672367146d1dfaaa4dbfa0bd0ba0638623c0910b12f376f6cd99d6e6a5afe809c889b1b3c8f982e82738202e50
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Filesize
59KB
MD54bcba389b855080d6277a5fb4d16f4cd
SHA17abcf6560accc78327df8bdec17440b05d2172c8
SHA256056a8dc8dbbf73d699de2dcb31bbfdb176d68eecb92fe95a2ac155ab00e63b60
SHA5127a2189f32878108fea55122ebf834d7b9e03f9a7e6fa4ed10006e15006b82aceedc09dcddb0fbb5aa40de7f401181244d7e18a4c00dfc9269ecf71ea4db09a0c
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Filesize
59KB
MD55efd390d5f95c8191f5ac33c4db4b143
SHA142d81b118815361daa3007f1a40f1576e9a9e0bc
SHA2566028434636f349d801465f77af3a1e387a9c5032942ca6cadb6506d0800f2a74
SHA512720fbe253483dc034307a57a2860c8629a760f883603198d1213f5290b7f236bf0f5f237728ebed50962be83dc7dc4abe61a1e9a55218778495fc6580eb20b3d