Analysis
- max time kernel
148s - max time network
138s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
08/08/2026, 18:13
Static task
static1
3 signatures
Behavioral task
behavioral1
Sample
2026-08-08_16e7e7b89887d8f2fa23baf3b31c6d6f_cryptolocker_elex.exe
Resource
win10v2004-20260513-en
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-08_16e7e7b89887d8f2fa23baf3b31c6d6f_cryptolocker_elex.exe
Resource
win11ltsc2024-20260709-en
6 signatures
150 seconds
General
- Target 2026-08-08_16e7e7b89887d8f2fa23baf3b31c6d6f_cryptolocker_elex.exe
- Size 95KB
- Sample260808-wtyymseh25
- SHA256 ff97da3d6155d575258bec401549a34a3d45caa16983bcfc3a0ba007471ddb9d
- MD5 16e7e7b89887d8f2fa23baf3b31c6d6f
- SHA1 1ae35dc95b45e047122cd746c00b2f547d31e99c
- SHA512 cc772441deeb77e46210669eb943c807510d40c0f1f038195a653b187fc1450b02280c747060c156937b69fcac486275b0b75b214017840b0dac2a2e5c85e19a
- SSDEEP 1536:Z6QFElP6n+gMQMOtEvwDpjQGYQbN/PKwNgp695:Z6a+pOtEvwDpjtzP
- TLSH T1ECA3C7356EC51972D6B787B1C5F786F3B826BC223621994E50CAE7014D33B42EDA1E0E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral2/files/0x000a00000001b315-12.dat CryptoLocker_rule2 - Detection of Cryptolocker Samples 1 IoCs
resource yara_rule behavioral2/files/0x000a00000001b315-12.dat CryptoLocker_set1 - Executes dropped EXE 1 IoCs
pid Process 4540 asih.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 2026-08-08_16e7e7b89887d8f2fa23baf3b31c6d6f_cryptolocker_elex.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language asih.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 3360 wrote to memory of 4540 3360 2026-08-08_16e7e7b89887d8f2fa23baf3b31c6d6f_cryptolocker_elex.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-08_16e7e7b89887d8f2fa23baf3b31c6d6f_cryptolocker_elex.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-08_16e7e7b89887d8f2fa23baf3b31c6d6f_cryptolocker_elex.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3360 -
C:\Users\Admin\AppData\Local\Temp\asih.exe"C:\Users\Admin\AppData\Local\Temp\asih.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4540
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\asih.exe
- Size 95KB
- SHA256 4846b3c47257eda67971774ff0f312dae7f74276e85ad10a787fde80a57e4516
- MD5 66be57854a62dd75adb5a20e3b1b170e
- SHA1 992d8f2112366819efe1a3e265e8314f951d85a3
- SHA512 25cad701e09ba3e41b8c416e6a1c1d07b421c213622db45c218c70d494642413141807a800a876b898dc11d1ce97a57eb1b566e2bf91b09b5ccd4cb07672a35e
- SSDEEP 1536:Z6QFElP6n+gMQMOtEvwDpjQGYQbN/PKwNgp69j:Z6a+pOtEvwDpjtzV
- TLSH T167A3C7356EC51972D6B787B1C5F786F3B826BC223621994E50CAE7014D33B42EDA1E0E
- MD5 SHA1 SHA512 SSDEEP TLSH