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Analysis
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max time kernel
143s -
max time network
129s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
11/04/2024, 05:38
Behavioral task
behavioral1
Sample
ecc643a4ca4b12056aa3d8e9c5c922d9_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
ecc643a4ca4b12056aa3d8e9c5c922d9_JaffaCakes118.exe
Resource
win10v2004-20240226-en
General
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Target
ecc643a4ca4b12056aa3d8e9c5c922d9_JaffaCakes118.exe
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Size
114KB
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MD5
ecc643a4ca4b12056aa3d8e9c5c922d9
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SHA1
acfef6213f62a26a9cdb3bb274e042aecaaf5048
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SHA256
6d2fb007d2e437661c81431acad20dc07be768a4f2bbe611fe198298741e5f7f
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SHA512
42d318633919ce746a647ed1722d535fca808495e4fd564db99c9f0c59f6d689fdd00f27fbd5c4c6e100bcfdedf83fb3b2623b4d66056a5b2898872d4fe45776
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SSDEEP
3072:sr3KcWmjRrzSgx+uEueDb8BepP9VvohU5Z4wvgqqcB9XFHWq:/QxzpeDABepl+aZ4wvhfXdh
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2932 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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resource yara_rule behavioral1/memory/2872-0-0x00000000010D0000-0x00000000010E7000-memory.dmp upx behavioral1/memory/2872-8-0x00000000010D0000-0x00000000010E7000-memory.dmp upx behavioral1/files/0x000c0000000133c2-7.dat upx behavioral1/memory/2932-12-0x00000000012E0000-0x00000000012F7000-memory.dmp upx -
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" CTS.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe" ecc643a4ca4b12056aa3d8e9c5c922d9_JaffaCakes118.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\CTS.exe ecc643a4ca4b12056aa3d8e9c5c922d9_JaffaCakes118.exe File created C:\Windows\CTS.exe CTS.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2872 ecc643a4ca4b12056aa3d8e9c5c922d9_JaffaCakes118.exe Token: SeDebugPrivilege 2932 CTS.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2872 wrote to memory of 2932 2872 ecc643a4ca4b12056aa3d8e9c5c922d9_JaffaCakes118.exe 28 PID 2872 wrote to memory of 2932 2872 ecc643a4ca4b12056aa3d8e9c5c922d9_JaffaCakes118.exe 28 PID 2872 wrote to memory of 2932 2872 ecc643a4ca4b12056aa3d8e9c5c922d9_JaffaCakes118.exe 28 PID 2872 wrote to memory of 2932 2872 ecc643a4ca4b12056aa3d8e9c5c922d9_JaffaCakes118.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\ecc643a4ca4b12056aa3d8e9c5c922d9_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\ecc643a4ca4b12056aa3d8e9c5c922d9_JaffaCakes118.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2872 -
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:2932
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
78KB
MD58e7c55ece07f5a287b83f1ccdcc33d51
SHA19f5c27b62c9b5c819d83264f51b0d03518291829
SHA2561e623dea35f7be0250b7ffab5264d2d4fe35040526de2fad4c06e4cff89fb100
SHA512db215e4df67ae25c980094e8f0acf29f1d6a43313b0dda7006f16e5ee9baba48febe0784e32a32ed099126ff883a3684fb9dd197ee892584d58a11b172725c42
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Filesize
35KB
MD593e5f18caebd8d4a2c893e40e5f38232
SHA1fd55c4e6bcd108bce60ea719c06dc9c4d0adafa6
SHA256a66c4b98becac2f69cb107cd087d7a2ca9ef511bc3b83367b1f440f11dd159a8
SHA512986583610d27caae2080834301d072557c5d2c85e33f0d19ab1245d7eae8db146397461572ddb3d491be16f3af210720d54267dac838fdad8fe34afa3d6b7f54