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Analysis
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max time kernel
146s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
28/02/2024, 03:38
Behavioral task
behavioral1
Sample
aae824f9baef8e68b948d009d1936ef7.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
aae824f9baef8e68b948d009d1936ef7.exe
Resource
win10v2004-20240226-en
General
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Target
aae824f9baef8e68b948d009d1936ef7.exe
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Size
42KB
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MD5
aae824f9baef8e68b948d009d1936ef7
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SHA1
af7f56a7158846d421e7f3cddf69aedb8cd3f6de
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SHA256
7029f70edecd9023d363b84f9907a4ed1b8aefd9276622b3c5271b68e9c681a7
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SHA512
3a879d0f4f82cdf4506d3cb10d26ae2f4623f29ea0dce7a08446f54922e1e1b39e5286fd85e82b349f94feca72dce0c14753cf6c6e23423a4bc61e530faa05a5
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SSDEEP
768:XocAX3LKew369lp2z3Sd4baFXLjwP/Tgj93b8NIocVSEFrgzhZB20CCaQ24m:SKcR4mjD9r823Frgzh7dCbQo
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 1420 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 behavioral2/memory/3164-0-0x0000000000A80000-0x0000000000A97000-memory.dmp upx behavioral2/files/0x000900000002320d-6.dat upx behavioral2/memory/3164-7-0x0000000000A80000-0x0000000000A97000-memory.dmp upx behavioral2/memory/1420-9-0x0000000000BE0000-0x0000000000BF7000-memory.dmp upx behavioral2/files/0x0003000000022768-12.dat upx behavioral2/memory/1420-28-0x0000000000BE0000-0x0000000000BF7000-memory.dmp upx behavioral2/files/0x0008000000022745-30.dat 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" aae824f9baef8e68b948d009d1936ef7.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 aae824f9baef8e68b948d009d1936ef7.exe File created C:\Windows\CTS.exe CTS.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3164 aae824f9baef8e68b948d009d1936ef7.exe Token: SeDebugPrivilege 1420 CTS.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3164 wrote to memory of 1420 3164 aae824f9baef8e68b948d009d1936ef7.exe 86 PID 3164 wrote to memory of 1420 3164 aae824f9baef8e68b948d009d1936ef7.exe 86 PID 3164 wrote to memory of 1420 3164 aae824f9baef8e68b948d009d1936ef7.exe 86
Processes
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C:\Users\Admin\AppData\Local\Temp\aae824f9baef8e68b948d009d1936ef7.exe"C:\Users\Admin\AppData\Local\Temp\aae824f9baef8e68b948d009d1936ef7.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3164 -
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:1420
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
351KB
MD5cb82bf15c601600427a5594f64c7a9c3
SHA1c6632779d0988d8f76576f410fb943539e997dc2
SHA2564195df68e811e4acaa261bce8305cf89b9b8091a7204bd9e8fbabf086469875e
SHA5124090bc6d17df3cf8e05d4bf6297e2f94cb7f666ae2e202ee4d349f9fe089ec7914b469bc02be9acec571afb5744fe25d32238a8802cecd3f4d04699e1aaf3f48
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Filesize
42KB
MD5a25d653d02c7da78466274badac0a7a0
SHA1ac92ed6351970e60849cf051ec3e280308ba2328
SHA256073444106c2a98de75b8af46c0649b77dfae6ef8b2f3c39396ab0b284eada6b2
SHA5129e98915493e9d285b56ffc7ff5498ddd87d9485e87e98634c47dea7d71ccf14c4d984c57d64f7e04cbc1df5d65b484f4bee5d7cec710bb1dfde983563f4023b0
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Filesize
29KB
MD570aa23c9229741a9b52e5ce388a883ac
SHA1b42683e21e13de3f71db26635954d992ebe7119e
SHA2569d25cc704b1c00c9d17903e25ca35c319663e997cb9da0b116790b639e9688f2
SHA512be604a2ad5ab8a3e5edb8901016a76042ba873c8d05b4ef8eec31241377ec6b2a883b51c6912dc7640581ffa624547db334683975883ae74e62808b5ae9ab0b5