Analysis
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max time kernel
122s -
max time network
126s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system -
submitted
17/09/2023, 11:44
Static task
static1
Behavioral task
behavioral1
Sample
2abc329090579791e60cfc14e0114e6d_JC.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
2abc329090579791e60cfc14e0114e6d_JC.exe
Resource
win10v2004-20230915-en
General
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Target
2abc329090579791e60cfc14e0114e6d_JC.exe
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Size
135KB
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MD5
2abc329090579791e60cfc14e0114e6d
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SHA1
d82626d9dd0ad0941938a8cae7db90287e79d487
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SHA256
91fabe601b4c09ebe3facc63708bfdfdf583e1c6633056de14cd2782a4cb3469
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SHA512
743e7273fcdbefbf51a09d9c22d1ba19df7d33f0ac13196991b961933c76c35e7a86fbd3b3ee18ad442462b1ca782ff448f0753b23d9f61d760dd4fcd2153e99
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SSDEEP
3072:ZhpAyazIlyazTmgK5OXHgF3gDnErHWo6A:hZMaz5K5OXANgorHWE
Malware Config
Signatures
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Executes dropped EXE 2 IoCs
pid Process 2228 734AOjaCkis1kwY.exe 2164 CTS.exe -
Loads dropped DLL 2 IoCs
pid Process 2204 2abc329090579791e60cfc14e0114e6d_JC.exe 2204 2abc329090579791e60cfc14e0114e6d_JC.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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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" 2abc329090579791e60cfc14e0114e6d_JC.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
description ioc Process File created C:\Windows\CTS.exe 2abc329090579791e60cfc14e0114e6d_JC.exe File created C:\Windows\CTS.exe CTS.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2204 2abc329090579791e60cfc14e0114e6d_JC.exe Token: SeDebugPrivilege 2164 CTS.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2204 wrote to memory of 2228 2204 2abc329090579791e60cfc14e0114e6d_JC.exe 28 PID 2204 wrote to memory of 2228 2204 2abc329090579791e60cfc14e0114e6d_JC.exe 28 PID 2204 wrote to memory of 2228 2204 2abc329090579791e60cfc14e0114e6d_JC.exe 28 PID 2204 wrote to memory of 2228 2204 2abc329090579791e60cfc14e0114e6d_JC.exe 28 PID 2204 wrote to memory of 2164 2204 2abc329090579791e60cfc14e0114e6d_JC.exe 29 PID 2204 wrote to memory of 2164 2204 2abc329090579791e60cfc14e0114e6d_JC.exe 29 PID 2204 wrote to memory of 2164 2204 2abc329090579791e60cfc14e0114e6d_JC.exe 29 PID 2204 wrote to memory of 2164 2204 2abc329090579791e60cfc14e0114e6d_JC.exe 29
Processes
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C:\Users\Admin\AppData\Local\Temp\2abc329090579791e60cfc14e0114e6d_JC.exe"C:\Users\Admin\AppData\Local\Temp\2abc329090579791e60cfc14e0114e6d_JC.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2204 -
C:\Users\Admin\AppData\Local\Temp\734AOjaCkis1kwY.exeC:\Users\Admin\AppData\Local\Temp\734AOjaCkis1kwY.exe2⤵
- Executes dropped EXE
PID:2228
-
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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:2164
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD5ae6ce17005c63b7e9bf15a2a21abb315
SHA19b6bdfb9d648fa422f54ec07b8c8ea70389c09eb
SHA2564a3387a54eeca83f3a8ff1f5f282f7966c9e7bfe159c8eb45444cab01b3e167e
SHA512c883a5f599540d636efc8c0abc05aab7bad0aa1b10ab507f43f18e0fba905a10b94ff2f1ba10ae0fee15cc1b90a165a768dc078fda0ac27474f0eef66f6a11af
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Filesize
64KB
MD5ae6ce17005c63b7e9bf15a2a21abb315
SHA19b6bdfb9d648fa422f54ec07b8c8ea70389c09eb
SHA2564a3387a54eeca83f3a8ff1f5f282f7966c9e7bfe159c8eb45444cab01b3e167e
SHA512c883a5f599540d636efc8c0abc05aab7bad0aa1b10ab507f43f18e0fba905a10b94ff2f1ba10ae0fee15cc1b90a165a768dc078fda0ac27474f0eef66f6a11af
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Filesize
64KB
MD5ae6ce17005c63b7e9bf15a2a21abb315
SHA19b6bdfb9d648fa422f54ec07b8c8ea70389c09eb
SHA2564a3387a54eeca83f3a8ff1f5f282f7966c9e7bfe159c8eb45444cab01b3e167e
SHA512c883a5f599540d636efc8c0abc05aab7bad0aa1b10ab507f43f18e0fba905a10b94ff2f1ba10ae0fee15cc1b90a165a768dc078fda0ac27474f0eef66f6a11af
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Filesize
71KB
MD566df4ffab62e674af2e75b163563fc0b
SHA1dec8a197312e41eeb3cfef01cb2a443f0205cd6e
SHA256075a6eecd8da1795532318f9cf880efe42461f9464d63f74deb271d33110f163
SHA5121588dd78e6e8972013c40cdb6acfb84c8df7b081197233ce621904b645356c805d0424bb93dd46c55834dc47d9ff39ee1323cf8e670841b3fff24ab98ba87f25
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Filesize
71KB
MD566df4ffab62e674af2e75b163563fc0b
SHA1dec8a197312e41eeb3cfef01cb2a443f0205cd6e
SHA256075a6eecd8da1795532318f9cf880efe42461f9464d63f74deb271d33110f163
SHA5121588dd78e6e8972013c40cdb6acfb84c8df7b081197233ce621904b645356c805d0424bb93dd46c55834dc47d9ff39ee1323cf8e670841b3fff24ab98ba87f25
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Filesize
71KB
MD566df4ffab62e674af2e75b163563fc0b
SHA1dec8a197312e41eeb3cfef01cb2a443f0205cd6e
SHA256075a6eecd8da1795532318f9cf880efe42461f9464d63f74deb271d33110f163
SHA5121588dd78e6e8972013c40cdb6acfb84c8df7b081197233ce621904b645356c805d0424bb93dd46c55834dc47d9ff39ee1323cf8e670841b3fff24ab98ba87f25
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Filesize
64KB
MD5ae6ce17005c63b7e9bf15a2a21abb315
SHA19b6bdfb9d648fa422f54ec07b8c8ea70389c09eb
SHA2564a3387a54eeca83f3a8ff1f5f282f7966c9e7bfe159c8eb45444cab01b3e167e
SHA512c883a5f599540d636efc8c0abc05aab7bad0aa1b10ab507f43f18e0fba905a10b94ff2f1ba10ae0fee15cc1b90a165a768dc078fda0ac27474f0eef66f6a11af
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Filesize
64KB
MD5ae6ce17005c63b7e9bf15a2a21abb315
SHA19b6bdfb9d648fa422f54ec07b8c8ea70389c09eb
SHA2564a3387a54eeca83f3a8ff1f5f282f7966c9e7bfe159c8eb45444cab01b3e167e
SHA512c883a5f599540d636efc8c0abc05aab7bad0aa1b10ab507f43f18e0fba905a10b94ff2f1ba10ae0fee15cc1b90a165a768dc078fda0ac27474f0eef66f6a11af