Analysis
- max time kernel
149s - max time network
155s - platform
windows10-2004_x64 - resource
win10v2004-20240704-en - resource tags
arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system - submitted
06/07/2024, 21:30
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20240704-en
11 signatures
150 seconds
General
- Target file.exe
- Size 206KB
- Sample240706-1cfsystdnr
- SHA256 177522949060fb57da49ff445edd38f2fef86c30d86603b3438b874635fbde01
- MD5 7debc473f9ec83c3d000a57466eab9b2
- SHA1 5dbb4eff8d72becf6d4050a97907a07190e4f6db
- SHA512 b6afa39d0ec0bfe7ca626b8952b6a605e4b79476539cd238cc03bac17b42ecd4b420cf34fb2c74cf1557008baa5e32cb876031e1a930875b78162331fbc4dad9
- SSDEEP 3072:1TQm3axZbvWtCyEwVt2IUE5iujhGzCLEoFreNsagz6p9ufGol:mmqHbv+EwiIf5ykEoFlMufG
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Downloads MZ/PE file
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\Control Panel\International\Geo\Nation file.exe - Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString file.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 file.exe - Delays execution with timeout.exe 1 IoCs
pid Process 4848 timeout.exe - Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 396 file.exe 396 file.exe 396 file.exe 396 file.exe 396 file.exe 396 file.exe 396 file.exe 396 file.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 396 wrote to memory of 5044 396 file.exe 86 PID 396 wrote to memory of 5044 396 file.exe 86 PID 396 wrote to memory of 5044 396 file.exe 86 PID 5044 wrote to memory of 4848 5044 cmd.exe 88 PID 5044 wrote to memory of 4848 5044 cmd.exe 88 PID 5044 wrote to memory of 4848 5044 cmd.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Checks computer location settings
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:396 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\CGIEGHJEGHJK" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:5044 -
C:\Windows\SysWOW64\timeout.exetimeout /t 103⤵
- Delays execution with timeout.exe
PID:4848
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