Analysis
- max time kernel
150s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
08/09/2026, 03:22
Static task
static1
2 signatures
Behavioral task
behavioral1
Sample
2026-09-07_e32a6d7f44367899326a29f6597d9d5b_cryptolocker_elex.exe
Resource
win10v2004-20260513-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-09-07_e32a6d7f44367899326a29f6597d9d5b_cryptolocker_elex.exe
Resource
win11ltsc2024-20260710-en
5 signatures
150 seconds
General
- Target 2026-09-07_e32a6d7f44367899326a29f6597d9d5b_cryptolocker_elex.exe
- Size 43KB
- Sample260908-dxbcms1bpg
- SHA256 3ced4b4a9f3ec32830e5269098d37993a920d24c2d9193552846c6f7bdabb891
- MD5 e32a6d7f44367899326a29f6597d9d5b
- SHA1 2c3a913aba32ea61539c5f6daad014cdd094dd35
- SHA512 510e9261fb1b907b6b7b9a039a94da68458a28fa40815745231a5c4835cf9cd9c252cf1fc2e820f691e66db406f74ee9a407918fa8dfd85946be5639ddd633a3
- SSDEEP 768:bgX4zYcgTEu6QOaryfjqDGgIvq3ncSpc89NKze:bgGYcA/53GAGgIvFWEy
- TLSH T1741352387FD62932D37BDFB586F691C6B975B8223D16980D40CA53844833F66EC91A0E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detection of CryptoLocker Variants 4 IoCs
resource yara_rule behavioral1/memory/888-2-0x0000000008000000-0x000000000800A000-memory.dmp CryptoLocker_rule2 behavioral1/files/0x00080000000243a0-13.dat CryptoLocker_rule2 behavioral1/memory/2268-17-0x0000000008000000-0x000000000800A000-memory.dmp CryptoLocker_rule2 behavioral1/memory/2268-19-0x0000000008000000-0x000000000800A000-memory.dmp CryptoLocker_rule2 - 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-1-5-21-204488895-2999877624-296153668-1000\Control Panel\International\Geo\Nation 2026-09-07_e32a6d7f44367899326a29f6597d9d5b_cryptolocker_elex.exe - Executes dropped EXE 1 IoCs
pid Process 2268 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 2026-09-07_e32a6d7f44367899326a29f6597d9d5b_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 888 wrote to memory of 2268 888 2026-09-07_e32a6d7f44367899326a29f6597d9d5b_cryptolocker_elex.exe 86
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-09-07_e32a6d7f44367899326a29f6597d9d5b_cryptolocker_elex.exe"C:\Users\Admin\AppData\Local\Temp\2026-09-07_e32a6d7f44367899326a29f6597d9d5b_cryptolocker_elex.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:888 -
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:2268
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\hasfj.exe
- Size 44KB
- SHA256 85db735d5af12340e767831a83c6602df221af49854330c81b3c94140ea21f01
- MD5 c8175ea0b97d647ba23020bfd9d39db9
- SHA1 10c4b367f951881e1f7e023037b4c280ec0d3280
- SHA512 76a18d4ba8d100c67545a4695288c4c2fe126f8954f4f2681440d02b26e7d36b0fe38680aa033f01bbb535b5ccc81d2c154c4a45ed71ebdb127cd81065845c89
- SSDEEP 768:bgX4zYcgTEu6QOaryfjqDGgIvq3ncSpc89NKzw:bgGYcA/53GAGgIvFWE0
- TLSH T1671342387FE62932D37BDFB586F691C6B975B8223D16980D40CA53844833F56EC91A0E
- MD5 SHA1 SHA512 SSDEEP TLSH