Analysis
- max time kernel
162s - max time network
169s - platform
windows10-2004_x64 - resource
win10v2004-20231215-en - resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system - submitted
10/01/2024, 01:17
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
4f3259c819feb1961106280ad4b4705b.exe
Resource
win7-20231215-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
4f3259c819feb1961106280ad4b4705b.exe
Resource
win10v2004-20231215-en
6 signatures
150 seconds
General
- Target 4f3259c819feb1961106280ad4b4705b.exe
- Size 149KB
- Sample240110-bndqasccf5
- SHA256 26234bb7517e03440b4411aea69cabc9941a7735081ad11b36ed1276d3635918
- MD5 4f3259c819feb1961106280ad4b4705b
- SHA1 e0339dfdd1c747cd7278df3d4acc24f66b15fe0f
- SHA512 b71728a197c3f4f9a5fc52bdb978ef3ff6e239d8b64c82b55e79fcf87d0ad45741aca5b15ecfb822bbcc839fafcc18755c4db3045ae519f94ff4c0e68a9a2638
- SSDEEP 3072:+H1bAi3hWvcly6FqpbCQY8DKO6WyiePNblvOAB8t1ssOW:+HNF3hQcly6gFDbwvOAB8t1L
- MD5 SHA1 SHA512 SSDEEP
Score
7/10
Malware Config
Signatures
- 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-1-5-21-983843758-932321429-1636175382-1000\Control Panel\International\Geo\Nation 4f3259c819feb1961106280ad4b4705b.exe - Executes dropped EXE 1 IoCs
pid Process 4676 2.exe - Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\2.exe 4f3259c819feb1961106280ad4b4705b.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious behavior: RenamesItself 1 IoCs
pid Process 2692 4f3259c819feb1961106280ad4b4705b.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2692 wrote to memory of 4676 2692 4f3259c819feb1961106280ad4b4705b.exe 86 PID 2692 wrote to memory of 4676 2692 4f3259c819feb1961106280ad4b4705b.exe 86 PID 2692 wrote to memory of 4676 2692 4f3259c819feb1961106280ad4b4705b.exe 86
Processes
-
C:\Users\Admin\AppData\Local\Temp\4f3259c819feb1961106280ad4b4705b.exe"C:\Users\Admin\AppData\Local\Temp\4f3259c819feb1961106280ad4b4705b.exe"1⤵
- Checks computer location settings
- Drops file in Windows directory
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:2692 -
C:\Windows\2.exe"C:\Windows\2.exe"2⤵
- Executes dropped EXE
PID:4676
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Windows\2.exe
- Size 131KB
- SHA256 1b5692886670ced81c7feb186062bb0cdbcbaad290f717989f6f1597dc0c48d8
- MD5 e52d885714385a6101b46c936f643d48
- SHA1 483d0fe78a16c32ecba333b0e94d8fc690308be3
- SHA512 7350a20903b4eaafc902fc7e90ffd0a9ba87839b547afe509462bead21e3a60444a31549e651d68ae5848421eaa7e5b57e04fc313254bbd0848e8b772061581e
- SSDEEP 3072:thpUoADI5bCq7QyGN4TWiWoUYmuJTZgLMWSF/K42WK+jzL:7OoyUbCT14TbWGwLmF2RIzL
- MD5 SHA1 SHA512 SSDEEP