Windows 7 deprecation
Windows 7 will be removed from tria.ge on 2025-03-31
Analysis
-
max time kernel
142s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
14/05/2024, 00:25
Behavioral task
behavioral1
Sample
2024-05-14_46e1e94b511a86e34cc5ada618061363_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-14_46e1e94b511a86e34cc5ada618061363_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-05-14_46e1e94b511a86e34cc5ada618061363_cryptolocker.exe
-
Size
59KB
-
MD5
46e1e94b511a86e34cc5ada618061363
-
SHA1
a17a2b989eb7b63b04c991355c62247275d12a12
-
SHA256
f3affa4af6e0b5f8b1754f50efaa4dc47ed620d3aae783c9897327018f2bc12c
-
SHA512
ace453844ddc8b9b14e6440cbfc25f6b8e72fe042e4bbcd297591237b247b5a33b18a4b144cc9a1f9bdcf921fa0ee470ba0318a4a7e33e44ddb601e78c230a96
-
SSDEEP
768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAP6pJ:H6QFElP6n+gou9cvMOtEvwDpjCpVXH
Malware Config
Signatures
-
Detection of CryptoLocker Variants 4 IoCs
resource yara_rule behavioral2/memory/1140-0-0x0000000000500000-0x0000000000510000-memory.dmp CryptoLocker_rule2 behavioral2/files/0x000800000002323f-13.dat CryptoLocker_rule2 behavioral2/memory/1140-24-0x0000000000500000-0x0000000000510000-memory.dmp CryptoLocker_rule2 behavioral2/memory/4008-25-0x0000000000500000-0x0000000000510000-memory.dmp CryptoLocker_rule2 -
Detection of Cryptolocker Samples 4 IoCs
resource yara_rule behavioral2/memory/1140-0-0x0000000000500000-0x0000000000510000-memory.dmp CryptoLocker_set1 behavioral2/files/0x000800000002323f-13.dat CryptoLocker_set1 behavioral2/memory/1140-24-0x0000000000500000-0x0000000000510000-memory.dmp CryptoLocker_set1 behavioral2/memory/4008-25-0x0000000000500000-0x0000000000510000-memory.dmp CryptoLocker_set1 -
UPX dump on OEP (original entry point) 4 IoCs
resource yara_rule behavioral2/memory/1140-0-0x0000000000500000-0x0000000000510000-memory.dmp UPX behavioral2/files/0x000800000002323f-13.dat UPX behavioral2/memory/1140-24-0x0000000000500000-0x0000000000510000-memory.dmp UPX behavioral2/memory/4008-25-0x0000000000500000-0x0000000000510000-memory.dmp UPX -
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 2024-05-14_46e1e94b511a86e34cc5ada618061363_cryptolocker.exe -
Executes dropped EXE 1 IoCs
pid Process 4008 asih.exe -
resource yara_rule behavioral2/memory/1140-0-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/files/0x000800000002323f-13.dat upx behavioral2/memory/1140-24-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/4008-25-0x0000000000500000-0x0000000000510000-memory.dmp upx -
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 1140 wrote to memory of 4008 1140 2024-05-14_46e1e94b511a86e34cc5ada618061363_cryptolocker.exe 91 PID 1140 wrote to memory of 4008 1140 2024-05-14_46e1e94b511a86e34cc5ada618061363_cryptolocker.exe 91 PID 1140 wrote to memory of 4008 1140 2024-05-14_46e1e94b511a86e34cc5ada618061363_cryptolocker.exe 91
Processes
-
C:\Users\Admin\AppData\Local\Temp\2024-05-14_46e1e94b511a86e34cc5ada618061363_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-14_46e1e94b511a86e34cc5ada618061363_cryptolocker.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1140 -
C:\Users\Admin\AppData\Local\Temp\asih.exe"C:\Users\Admin\AppData\Local\Temp\asih.exe"2⤵
- Executes dropped EXE
PID:4008
-
-
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=4064 --field-trial-handle=2356,i,13261194862334667799,7441241219475888176,262144 --variations-seed-version /prefetch:81⤵PID:3856
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
59KB
MD55102d428898da7b1adf6122be1cd37e3
SHA18e0e5603d292a5a4aeb2162cf6ace5fea7e2282a
SHA256b3011805b8cca682abfe10febfb572b199170666950f89a58561fb70fdd36a36
SHA51222e1ef6ed1ebd4cfcd0e2f17515f2579158a3103b86979268c4008c1ed75a57f97779db0c80259b5ce9498a8bf42b9f6b899a87d68cba7e99b5445cae4f9f515