Analysis
- max time kernel
122s - max time network
123s - platform
windows7_x64 - resource
win7-20240220-en - resource tags
arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system - submitted
07/03/2024, 23:06
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
8fda308056d24d841864a87494023d8e.exe
Resource
win7-20240220-en
12 signatures
150 seconds
General
- Target 8fda308056d24d841864a87494023d8e.exe
- Size 262KB
- Sample240307-23dlyshf2w
- SHA256 9cf7ee67e65a92a0d98b235df926821c9663ac75dbf0e4414a12548b46f8cc0f
- MD5 8fda308056d24d841864a87494023d8e
- SHA1 136980e387ad035d9bb50d9a9c532beeef880491
- SHA512 90c50f119505d945964c24eeabf0cf461b919a0219bc3b960da79e89f8031ef4aa995e1be40d25648fc9d73a37d765cc54a4fb8adc13e4ba952d04505045b104
- SSDEEP 6144:H79QM+6mDfX77kEDGStiu1sbe/7EoDLv+:HH+fDPhDxki
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Downloads MZ/PE file
- Deletes itself 1 IoCs
pid Process 360 cmd.exe - Loads dropped DLL 2 IoCs
pid Process 2088 8fda308056d24d841864a87494023d8e.exe 2088 8fda308056d24d841864a87494023d8e.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 8fda308056d24d841864a87494023d8e.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 8fda308056d24d841864a87494023d8e.exe - Delays execution with timeout.exe 1 IoCs
pid Process 1020 timeout.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2088 8fda308056d24d841864a87494023d8e.exe 2088 8fda308056d24d841864a87494023d8e.exe - Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2088 wrote to memory of 360 2088 8fda308056d24d841864a87494023d8e.exe 29 PID 2088 wrote to memory of 360 2088 8fda308056d24d841864a87494023d8e.exe 29 PID 2088 wrote to memory of 360 2088 8fda308056d24d841864a87494023d8e.exe 29 PID 2088 wrote to memory of 360 2088 8fda308056d24d841864a87494023d8e.exe 29 PID 360 wrote to memory of 1020 360 cmd.exe 31 PID 360 wrote to memory of 1020 360 cmd.exe 31 PID 360 wrote to memory of 1020 360 cmd.exe 31 PID 360 wrote to memory of 1020 360 cmd.exe 31
Processes
-
C:\Users\Admin\AppData\Local\Temp\8fda308056d24d841864a87494023d8e.exe"C:\Users\Admin\AppData\Local\Temp\8fda308056d24d841864a87494023d8e.exe"1⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2088 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c timeout /t 5 & del /f /q "C:\Users\Admin\AppData\Local\Temp\8fda308056d24d841864a87494023d8e.exe" & del "C:\ProgramData\*.dll"" & exit2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:360 -
C:\Windows\SysWOW64\timeout.exetimeout /t 53⤵
- Delays execution with timeout.exe
PID:1020
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
- Path \ProgramData\mozglue.dll
- Size 593KB
- SHA256 ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
- MD5 c8fd9be83bc728cc04beffafc2907fe9
- SHA1 95ab9f701e0024cedfbd312bcfe4e726744c4f2e
- SHA512 fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
- SSDEEP 12288:BlSyAom/gcRKMdRm4wFkRHuyG4RRGJVDjMk/x21R8gY/r:BKgcRKMdRm4wFkVVDGJVv//x21R8br
- MD5 SHA1 SHA512 SSDEEP
- Path \ProgramData\nss3.dll
- Size 2.0MB
- SHA256 ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
- MD5 1cc453cdf74f31e4d913ff9c10acdde2
- SHA1 6e85eae544d6e965f15fa5c39700fa7202f3aafe
- SHA512 dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571
- SSDEEP 49152:fECf12gikHlnKGxJRIB+y5nvxnaOSJ3HFNWYrVvE4CQsgzMmQfTU1NrWmy4KoAzh:J7Tf8J1Q+SS5/nr
- MD5 SHA1 SHA512 SSDEEP