Analysis
-
max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240419-en -
resource tags
-
submitted
30/04/2024, 02:37
General
-
Target
2024-04-30_4442b1e97602ae0ca50e961439395e26_cryptolocker.exe
-
Size
64KB
-
MD5
4442b1e97602ae0ca50e961439395e26
-
SHA1
7f632c31b6f4b33294050fe0dd26fade46527179
-
SHA256
7662d87a2a7292cb5c09ef770d1bb4880207a6e7382c233790effd999881519c
-
SHA512
001b7ae810b7d2ccf2aadd8b21b4544a56290a55e49e93953f8d9342d343e335d74369151740ddd051142cbfe6822fad1709a3fc701b583e642e49bb247a8722
-
SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYZ8xDY:1nK6a+qdOOtEvwDpju
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\2024-04-30_4442b1e97602ae0ca50e961439395e26_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-30_4442b1e97602ae0ca50e961439395e26_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
64KB
MD5625417c18fc8d8621a1cf6a425c1ed24
SHA1a42e027f012e9bb9455ee96bdc7010f751be6e13
SHA2566183f1e65fe7325183d14d8e558abe992ca067664ef1ec1f931515de6a1ae1e1
SHA512e20d31eab0190ac3a7e14732cefb4fb33166a4b30be3109648160869b001a5a54dd26870ad9c2230c5505abb137b9d803d0b9a5504ec1ea14e68ac3ab6f7537b
-
Filesize
60KB
-
Filesize
24KB
-
Filesize
24KB
-
Filesize
60KB
-
Filesize
60KB
-
Filesize
24KB
-
Filesize
24KB
-
Filesize
24KB
-
Filesize
60KB