Analysis
-
max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240412-en -
resource tags
-
submitted
23/04/2024, 03:34
General
-
Target
2024-04-23_4afd6fc4f02986402cd45f4708a5e03e_cryptolocker.exe
-
Size
57KB
-
MD5
4afd6fc4f02986402cd45f4708a5e03e
-
SHA1
b297df31cf83861fb70f9a211b1db899fe073670
-
SHA256
4d26b36f4ae066e45b6d8a5cbf8370f509c215468130783970f3c26e5d8ad530
-
SHA512
191f7d6da5c8ee3d34667c1ba4fd57d7614e7a8b064d3e53dee0bf83ca7e7b9e92cb0d89413b029f7f5eb7f4e207e449dd2b9d93b16d2ae0dfdfa8af7562f1cd
-
SSDEEP
768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAP2:H6QFElP6n+gou9cvMOtEvwDpjCpVXr
Malware Config
Signatures
-
Detection of CryptoLocker Variants 5 IoCs
-
Detection of Cryptolocker Samples 5 IoCs
-
UPX dump on OEP (original entry point) 5 IoCs
-
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
-
Executes dropped EXE 1 IoCs
-
UPX packed file 5 IoCs
Detects executables packed with UPX/modified UPX open source packer.
-
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Suspicious use of WriteProcessMemory 3 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2024-04-23_4afd6fc4f02986402cd45f4708a5e03e_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-23_4afd6fc4f02986402cd45f4708a5e03e_cryptolocker.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\asih.exe"C:\Users\Admin\AppData\Local\Temp\asih.exe"2⤵
- Executes dropped EXE
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
58KB
MD5b58ad4c42c62f0fedafd0674f91a6896
SHA1b7410a9a6ce621608761d25cf3bcd8edcdc15028
SHA2561b5e789866c2cf9ed8e18fc27efeefee0312c7cf994eda9917c1f28835fdf973
SHA5120fcc6636f084b665cbb12023392cc38c3b1fb0d806d2c3efd576113e51770e040fe1b3601bb363088b80b829414c783df151067733dde5e6c771dd0a93d93cbc
-
Filesize
64KB
-
Filesize
24KB
-
Filesize
24KB
-
Filesize
24KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
24KB
-
Filesize
24KB
-
Filesize
64KB