Analysis
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max time kernel
140s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240220-en -
resource tags
arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system -
submitted
07-04-2024 20:23
Behavioral task
behavioral1
Sample
e5c8465b257f9f5c6b422f38d66af4f9_JaffaCakes118.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
e5c8465b257f9f5c6b422f38d66af4f9_JaffaCakes118.exe
Resource
win10v2004-20240226-en
General
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Target
e5c8465b257f9f5c6b422f38d66af4f9_JaffaCakes118.exe
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Size
30KB
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MD5
e5c8465b257f9f5c6b422f38d66af4f9
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SHA1
52b609ee6f9c9d9b525731bfd8a3519298c34488
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SHA256
a4aa441fe90301ac47c93688a4f652042224fa740406ad62b65befcb3e5917ea
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SHA512
204763fa757b2749d1483b018ecaaeeca54f3a4fdc6aceddaa83f77b42d1eb08be8474d3aa037bc935bfb99323646959a89d85d6d43671ad7c9d904506f9efca
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SSDEEP
768:XocAX3LKew369lp2z3Sd4baFXLjwP/Tgj93b8NIocVSEFAK:SKcR4mjD9r823FAK
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
CTS.exepid process 1924 CTS.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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Processes:
resource yara_rule behavioral1/memory/2080-0-0x00000000000E0000-0x00000000000F7000-memory.dmp upx C:\Windows\CTS.exe upx behavioral1/memory/1924-12-0x0000000000970000-0x0000000000987000-memory.dmp upx behavioral1/memory/2080-8-0x00000000000E0000-0x00000000000F7000-memory.dmp upx C:\Users\Admin\AppData\Local\Temp\ebRhHoL539saRde.exe upx -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
e5c8465b257f9f5c6b422f38d66af4f9_JaffaCakes118.exeCTS.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe" e5c8465b257f9f5c6b422f38d66af4f9_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe" CTS.exe -
Drops file in Windows directory 2 IoCs
Processes:
e5c8465b257f9f5c6b422f38d66af4f9_JaffaCakes118.exeCTS.exedescription ioc process File created C:\Windows\CTS.exe e5c8465b257f9f5c6b422f38d66af4f9_JaffaCakes118.exe File created C:\Windows\CTS.exe CTS.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
e5c8465b257f9f5c6b422f38d66af4f9_JaffaCakes118.exeCTS.exedescription pid process Token: SeDebugPrivilege 2080 e5c8465b257f9f5c6b422f38d66af4f9_JaffaCakes118.exe Token: SeDebugPrivilege 1924 CTS.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
e5c8465b257f9f5c6b422f38d66af4f9_JaffaCakes118.exedescription pid process target process PID 2080 wrote to memory of 1924 2080 e5c8465b257f9f5c6b422f38d66af4f9_JaffaCakes118.exe CTS.exe PID 2080 wrote to memory of 1924 2080 e5c8465b257f9f5c6b422f38d66af4f9_JaffaCakes118.exe CTS.exe PID 2080 wrote to memory of 1924 2080 e5c8465b257f9f5c6b422f38d66af4f9_JaffaCakes118.exe CTS.exe PID 2080 wrote to memory of 1924 2080 e5c8465b257f9f5c6b422f38d66af4f9_JaffaCakes118.exe CTS.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\e5c8465b257f9f5c6b422f38d66af4f9_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\e5c8465b257f9f5c6b422f38d66af4f9_JaffaCakes118.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2080 -
C:\Windows\CTS.exe"C:\Windows\CTS.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:1924
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
30KB
MD5c04ebab4a115b9f562b0d467195a5bfa
SHA1338fb8342f0d2cd1092152767abc564288d3b8e4
SHA25645b58a0cf1b3456c2ef306d789be325b4deed7edc3fe5a42ca560a8287756794
SHA51259cd884dafb8b329bbbca5c1a1154db3b9a00d41e38945b6571a5c18a4170c21f5fc0e34d6fd487833d415ab5669f56fdaf5145a29071359fd406cf95af31717
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Filesize
29KB
MD570aa23c9229741a9b52e5ce388a883ac
SHA1b42683e21e13de3f71db26635954d992ebe7119e
SHA2569d25cc704b1c00c9d17903e25ca35c319663e997cb9da0b116790b639e9688f2
SHA512be604a2ad5ab8a3e5edb8901016a76042ba873c8d05b4ef8eec31241377ec6b2a883b51c6912dc7640581ffa624547db334683975883ae74e62808b5ae9ab0b5