Analysis
-
max time kernel
121s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
09/11/2024, 21:20
Static task
static1
Behavioral task
behavioral1
Sample
397e3dff9eee81b1d7ed2cccb04351afd61f2c7e50d5d987589b8d1a26e3599f.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
397e3dff9eee81b1d7ed2cccb04351afd61f2c7e50d5d987589b8d1a26e3599f.exe
Resource
win10v2004-20241007-en
General
-
Target
397e3dff9eee81b1d7ed2cccb04351afd61f2c7e50d5d987589b8d1a26e3599f.exe
-
Size
110KB
-
MD5
d286c6a3caf009d2d5219cda2cc9ea78
-
SHA1
f18e9e5e9e736bc31f651ef5f06a4debba892160
-
SHA256
397e3dff9eee81b1d7ed2cccb04351afd61f2c7e50d5d987589b8d1a26e3599f
-
SHA512
ad09e87ecc4d1374ce47ac1e1f4f96835a4155414f996d6cda983129df047337361720872b4082964b0a59f4f89d2513beec61a7369e510c4f285b65d278aa88
-
SSDEEP
3072:ZWrKR8W9Mj6yhPyKfXtAGsKG3ERrjjNB3+IQO6zTvPZid:GjYKlAhUBVB3pQOqg
Malware Config
Signatures
-
Executes dropped EXE 1 IoCs
pid Process 2188 CTS.exe -
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
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" 397e3dff9eee81b1d7ed2cccb04351afd61f2c7e50d5d987589b8d1a26e3599f.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 CTS.exe File created C:\Windows\CTS.exe 397e3dff9eee81b1d7ed2cccb04351afd61f2c7e50d5d987589b8d1a26e3599f.exe -
System Location Discovery: System Language Discovery 1 TTPs 1 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 397e3dff9eee81b1d7ed2cccb04351afd61f2c7e50d5d987589b8d1a26e3599f.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1868 397e3dff9eee81b1d7ed2cccb04351afd61f2c7e50d5d987589b8d1a26e3599f.exe Token: SeDebugPrivilege 2188 CTS.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1868 wrote to memory of 2188 1868 397e3dff9eee81b1d7ed2cccb04351afd61f2c7e50d5d987589b8d1a26e3599f.exe 31 PID 1868 wrote to memory of 2188 1868 397e3dff9eee81b1d7ed2cccb04351afd61f2c7e50d5d987589b8d1a26e3599f.exe 31 PID 1868 wrote to memory of 2188 1868 397e3dff9eee81b1d7ed2cccb04351afd61f2c7e50d5d987589b8d1a26e3599f.exe 31 PID 1868 wrote to memory of 2188 1868 397e3dff9eee81b1d7ed2cccb04351afd61f2c7e50d5d987589b8d1a26e3599f.exe 31
Processes
-
C:\Users\Admin\AppData\Local\Temp\397e3dff9eee81b1d7ed2cccb04351afd61f2c7e50d5d987589b8d1a26e3599f.exe"C:\Users\Admin\AppData\Local\Temp\397e3dff9eee81b1d7ed2cccb04351afd61f2c7e50d5d987589b8d1a26e3599f.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:1868 -
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:2188
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
110KB
MD5f30c2111eada81ba97f56b9354d67d0b
SHA1bfd6398a18dde3f73fc15d8cb47b635b5c1040e1
SHA2567c50503755ba30b7e4679437866e2d4fc18f54f1a814f6ea85289bf8c55adf00
SHA512c466241ebaf003df1cbbf7fdc8b47135a0851c0d0caa7cced384c4dc11e162da72677ecd91e7a9d3ab99c80adc0697d9b0117fec552794f6530d2982780c5586
-
Filesize
86KB
MD50f736d30fbdaebed364c4cd9f084e500
SHA1d7e96b736463af4b3edacd5cc5525cb70c593334
SHA256431b7f30b7f8d520f69066b03b8dccbb35a6cb40a53c5e2320c6b5acf96b2e34
SHA512570a2f76d653414fedc12ed486f2bf0333dc860f52d70faa895d6b9951ac185317637d7b076e05c932f4c536259e19a952a716e9516d506d2a19de73c50f2566