Windows 7 deprecation
Windows 7 will be removed from tria.ge on 2025-03-31
Analysis
-
max time kernel
143s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
07/06/2024, 11:31
Static task
static1
Behavioral task
behavioral1
Sample
2024-06-07_58f05e8a40cd17087019d9678bfb2d58_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-06-07_58f05e8a40cd17087019d9678bfb2d58_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-06-07_58f05e8a40cd17087019d9678bfb2d58_cryptolocker.exe
-
Size
77KB
-
MD5
58f05e8a40cd17087019d9678bfb2d58
-
SHA1
95b79823935de6cd96e74d9e72be69df8306bc70
-
SHA256
f965e9f301beae2341256056acd6ed4661a9e780031724c1bd37ff4a5cd41ef5
-
SHA512
4d5f001e35c4b2c54683984011206860fbc2f53e42476c59e15717bce29fe9894ba3fb02c3be70aa4d17a4b3413ceb8715312a2da85643a9c9bf34b656451e16
-
SSDEEP
1536:X6QFElP6n+gJQMOtEvwDpjBZYTjipvF2bx1sie2:X6a+SOtEvwDpjBZYvQd2d
Malware Config
Signatures
-
Detection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral2/files/0x000800000002326a-12.dat CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule behavioral2/files/0x000800000002326a-12.dat CryptoLocker_set1 -
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-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation 2024-06-07_58f05e8a40cd17087019d9678bfb2d58_cryptolocker.exe -
Executes dropped EXE 1 IoCs
pid Process 4204 asih.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4616 wrote to memory of 4204 4616 2024-06-07_58f05e8a40cd17087019d9678bfb2d58_cryptolocker.exe 91 PID 4616 wrote to memory of 4204 4616 2024-06-07_58f05e8a40cd17087019d9678bfb2d58_cryptolocker.exe 91 PID 4616 wrote to memory of 4204 4616 2024-06-07_58f05e8a40cd17087019d9678bfb2d58_cryptolocker.exe 91
Processes
-
C:\Users\Admin\AppData\Local\Temp\2024-06-07_58f05e8a40cd17087019d9678bfb2d58_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-06-07_58f05e8a40cd17087019d9678bfb2d58_cryptolocker.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4616 -
C:\Users\Admin\AppData\Local\Temp\asih.exe"C:\Users\Admin\AppData\Local\Temp\asih.exe"2⤵
- Executes dropped EXE
PID:4204
-
-
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4340 --field-trial-handle=2252,i,16022092570067181109,3235558581947505669,262144 --variations-seed-version /prefetch:81⤵PID:4692
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
77KB
MD5265e00feb50cb1142190a8c3ca0cda42
SHA11bc06b5e94b73099c3043086bfb001d4ad57b6b9
SHA25620b88ca8de7a013951c5649da9f3393e9b65f4f74c05f4664da5ad777669e48e
SHA51263b6faffc80e049e1f3e93bca53a5c0411f7304bd011a3593c0ed340374d20707d2637449c6e3bebab9f3d48936ffff34adc60bb85cdd53fbde00d3c4236f2c5