Analysis
- max time kernel
150s - max time network
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
20/08/2026, 08:42
Static task
static1
2 signatures
Behavioral task
behavioral1
Sample
2026-08-20_9e0ee982969d6ec220c670ff689c6fb8_cryptolocker_elex.exe
Resource
win10v2004-20260513-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-20_9e0ee982969d6ec220c670ff689c6fb8_cryptolocker_elex.exe
Resource
win11ltsc2024-20260709-en
5 signatures
150 seconds
General
- Target 2026-08-20_9e0ee982969d6ec220c670ff689c6fb8_cryptolocker_elex.exe
- Size 30KB
- Sample260820-kmdhkshj9v
- SHA256 6f1c325bc7a3065cf49414093870194df7d9999f9576d110734b95652bf76015
- MD5 9e0ee982969d6ec220c670ff689c6fb8
- SHA1 9709ba3bc4021e8948ea1b222660ce828fdb3afb
- SHA512 453e6b9dbf8aabab82e46ef0b357a04c3f078648d733a3de45fe3c4418e16c656ac053d44b6091739cbce388fac0737a774b6d0460395563f02669cc0b1af63f
- SSDEEP 384:b674uGLLQRcsdeQ72ngEr4K7YmE8j60payjfjDnHMmHBda1:b674zYcgT/Ekd0cqfjzsmHBd8
- TLSH T1C6D2F9347BE72C71E33B9E7456F79082B97ABC223E25484E58CE73488973792AC4154E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral2/files/0x000e00000001c529-13.dat CryptoLocker_rule2 - Executes dropped EXE 1 IoCs
pid Process 4972 hasfj.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-08-20_9e0ee982969d6ec220c670ff689c6fb8_cryptolocker_elex.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language hasfj.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 2624 wrote to memory of 4972 2624 2026-08-20_9e0ee982969d6ec220c670ff689c6fb8_cryptolocker_elex.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-20_9e0ee982969d6ec220c670ff689c6fb8_cryptolocker_elex.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-20_9e0ee982969d6ec220c670ff689c6fb8_cryptolocker_elex.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2624 -
C:\Users\Admin\AppData\Local\Temp\hasfj.exe"C:\Users\Admin\AppData\Local\Temp\hasfj.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4972
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\hasfj.exe
- Size 30KB
- SHA256 035b14e3e85da8e33b18cf35aa3f263ee06e87430819cf4d7243977dd2cab3dd
- MD5 7608a7b2ff3e0e27113f38094d2cb524
- SHA1 c0a6ff5425e095fd5a18910148233e64b721c03b
- SHA512 12693e1f5aa2ff31877927fc684bfd1e7c76439bfe33f4c5c3bf950b711804f72576fe07dd1f7e5d2e5b6323992be7b624f7cf446dc98ecfc33132da47155016
- SSDEEP 384:b674uGLLQRcsdeQ72ngEr4K7YmE8j60payjfjDnHMmHBda0:b674zYcgT/Ekd0cqfjzsmHBdV
- TLSH T153D2FA347BE72C71E37B9E7456F79082B97ABC223D25484E58CE73488933B92AC4154E
- MD5 SHA1 SHA512 SSDEEP TLSH