Analysis
- max time kernel
148s - max time network
149s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/08/2026, 12:13
Static task
static1
3 signatures
Behavioral task
behavioral1
Sample
2026-08-02_0dad8ecd245ee3429ca43582f76755f3_cryptolocker_elex.exe
Resource
win10v2004-20260513-en
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-02_0dad8ecd245ee3429ca43582f76755f3_cryptolocker_elex.exe
Resource
win11ltsc2024-20260709-en
6 signatures
150 seconds
General
- Target 2026-08-02_0dad8ecd245ee3429ca43582f76755f3_cryptolocker_elex.exe
- Size 55KB
- Sample260802-pdzfxaserf
- SHA256 21aa8344a6872400487b9d75cc6837700aed4fbf3d6423cfae6dd93314b6bb2e
- MD5 0dad8ecd245ee3429ca43582f76755f3
- SHA1 b3dd674d90536bd588b74ab6aee84995d2cf44ee
- SHA512 e4aa0626df2c7d84bb985ae7c2229ec2606ca512f978612f5a50182c3e65a148aa9743443af06c926ca29211f3ea5371b98c1e53af9f18c79a87f3bf794ab227
- SSDEEP 1536:Z6QFElP6n+gMQMOtEvwDpjyaYaFAeG/Y8c:Z6a+pOtEvwDpjv9n
- TLSH T159430F386FD51A72E377CAB585F682C3B936B8227C22990D50CE17414C33B56EDA1E1E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral2/files/0x000a00000001136f-12.dat CryptoLocker_rule2 - Detection of Cryptolocker Samples 1 IoCs
resource yara_rule behavioral2/files/0x000a00000001136f-12.dat CryptoLocker_set1 - Executes dropped EXE 1 IoCs
pid Process 4896 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 2026-08-02_0dad8ecd245ee3429ca43582f76755f3_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 1352 wrote to memory of 4896 1352 2026-08-02_0dad8ecd245ee3429ca43582f76755f3_cryptolocker_elex.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-02_0dad8ecd245ee3429ca43582f76755f3_cryptolocker_elex.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-02_0dad8ecd245ee3429ca43582f76755f3_cryptolocker_elex.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1352 -
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:4896
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Temp\asih.exe
- Size 55KB
- SHA256 1e43ef4b7f53cb950d9d6c5f4bc23e27ea9debb5d1b514ce93309595fcc117e4
- MD5 5ddd5f9f260c2adbf6bc70db9b777411
- SHA1 089f734a564ebff2f722cc275870dc87f4687bff
- SHA512 112e80d8cfd3d6bbd812b7ca7f662013eb312d53747799e5f0757136a933390b159d1c7494a36cf65214afe9f13d54595462c064abdcd73bf51d47e82b9175fb
- SSDEEP 1536:Z6QFElP6n+gMQMOtEvwDpjyaYaFAeG/Y83:Z6a+pOtEvwDpjv9U
- TLSH T145430F386FD51A72E377CAB585F682C3B936B8227C22990D50CE17414C33B56EDA1E1E
- MD5 SHA1 SHA512 SSDEEP TLSH