Analysis
- max time kernel
151s - max time network
156s - platform
windows10-2004_x64 - resource
win10v2004-20231215-en - resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system - submitted
08/01/2024, 03:37
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
4a55d9c8cd6bfdf821400b79d891953b.exe
Resource
win7-20231215-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
4a55d9c8cd6bfdf821400b79d891953b.exe
Resource
win10v2004-20231215-en
5 signatures
150 seconds
General
- Target 4a55d9c8cd6bfdf821400b79d891953b.exe
- Size 450KB
- Sample240108-d6tkksadgm
- SHA256 15ebf3b19a633b0780df6051fd63431d6cd577a4cdd33810f4b636ac1f6fd171
- MD5 4a55d9c8cd6bfdf821400b79d891953b
- SHA1 beb5db683dfc15221b9148f7fc938630e263fc27
- SHA512 5db42522a162067f0fe34f4856e450122e190e463e9bb66a47cb90771517caf88e764604158c2602db8c159994046a1ddcf60b550486b8db37297d30f87f39a7
- SSDEEP 6144:NcjIoVL80U2LPtNLV/Vswc1GR7FQYcs3EhJOHAuauXq7T+tvirhp6vsYp:+LLPtNL7c12+7EAZ7T+1iX65
- 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-1-5-21-635608581-3370340891-292606865-1000\Control Panel\International\Geo\Nation 4a55d9c8cd6bfdf821400b79d891953b.exe - Executes dropped EXE 1 IoCs
pid Process 3976 setup.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3976 setup.exe 3976 setup.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 1060 wrote to memory of 3976 1060 4a55d9c8cd6bfdf821400b79d891953b.exe 89 PID 1060 wrote to memory of 3976 1060 4a55d9c8cd6bfdf821400b79d891953b.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\4a55d9c8cd6bfdf821400b79d891953b.exe"C:\Users\Admin\AppData\Local\Temp\4a55d9c8cd6bfdf821400b79d891953b.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1060 -
C:\Users\Admin\AppData\Local\Temp\DM\setup.exe"C:\Users\Admin\AppData\Local\Temp\DM\setup.exe" /path="C:\Users\Admin\AppData\Local\Temp\4a55d9c8cd6bfdf821400b79d891953b.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:3976
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\DM\parent.txt
- Size 450KB
- SHA256 15ebf3b19a633b0780df6051fd63431d6cd577a4cdd33810f4b636ac1f6fd171
- MD5 4a55d9c8cd6bfdf821400b79d891953b
- SHA1 beb5db683dfc15221b9148f7fc938630e263fc27
- SHA512 5db42522a162067f0fe34f4856e450122e190e463e9bb66a47cb90771517caf88e764604158c2602db8c159994046a1ddcf60b550486b8db37297d30f87f39a7
- SSDEEP 6144:NcjIoVL80U2LPtNLV/Vswc1GR7FQYcs3EhJOHAuauXq7T+tvirhp6vsYp:+LLPtNL7c12+7EAZ7T+1iX65
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\DM\setup.exe
- Size 5KB
- SHA256 f46738ecec0ef57956a9e94001dbdecab38fe0eec390c8fa5e4f5c1f2e2e78fe
- MD5 d6873d96c14d07b6acc0a23ac06b2daa
- SHA1 00ec3ac2fc37b75160b484d6e40bf66545ff52a7
- SHA512 4d0e5256addfb806734e81df9baff4bf684c44573aa4d286b8680010ebffa1f5687807d08f700993688d432a304cc8e9816cf479594716bb5dd7d44ca73b20ad
- SSDEEP 96:JDANNbGrc1cFzN9gmvR7lgy24PCACqPvcQjvobR8:JiocmFzAmvR7lvCA5P0QjWR8
- MD5 SHA1 SHA512 SSDEEP