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
08/09/2026, 15:23
Static task
static1
2 signatures
Behavioral task
behavioral1
Sample
2026-09-08_7d059bba0da76fd7ac9c78fe6a166225_cryptolocker_elex.exe
Resource
win10v2004-20260513-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-09-08_7d059bba0da76fd7ac9c78fe6a166225_cryptolocker_elex.exe
Resource
win11ltsc2024-20260709-en
5 signatures
150 seconds
General
- Target 2026-09-08_7d059bba0da76fd7ac9c78fe6a166225_cryptolocker_elex.exe
- Size 1.0MB
- Sample260908-ssvm2ssyd1
- SHA256 1f6fbf7d17b428b3ce1cd51e019b487ab14b3bdbd91d73caa6216ced99415a46
- MD5 7d059bba0da76fd7ac9c78fe6a166225
- SHA1 74b82c066b955ebc536056e28b011438357eb643
- SHA512 ec2d79a766491cfb965426c9fa20b3a4bdb04ee61ece155a457edb38afeab905da1b146cfaac8f74dcaf4bbbeb5eae07f59f581d2fb31b00def269cfb6ea949d
- SSDEEP 12288:bGbEnOflT/ZFIjBz3xjTxynGUOUhXfSAkVH/CrYQIUMkDmndJmzS+OAPqp:bGbvflT/ZFIjBzhxwOgXKarY1iBI
- TLSH T1842509BE74972645FE625C307FECF660DB57287ACB6BDAF24195A0301A210D2FC62817
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detection of CryptoLocker Variants 4 IoCs
resource yara_rule behavioral2/memory/5976-2-0x0000000008000000-0x0000000008022000-memory.dmp CryptoLocker_rule2 behavioral2/files/0x000500000000053e-13.dat CryptoLocker_rule2 behavioral2/memory/1504-18-0x0000000008000000-0x0000000008022000-memory.dmp CryptoLocker_rule2 behavioral2/memory/1504-26-0x0000000008000000-0x0000000008022000-memory.dmp CryptoLocker_rule2 - Executes dropped EXE 1 IoCs
pid Process 1504 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 2026-09-08_7d059bba0da76fd7ac9c78fe6a166225_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 5976 wrote to memory of 1504 5976 2026-09-08_7d059bba0da76fd7ac9c78fe6a166225_cryptolocker_elex.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-09-08_7d059bba0da76fd7ac9c78fe6a166225_cryptolocker_elex.exe"C:\Users\Admin\AppData\Local\Temp\2026-09-08_7d059bba0da76fd7ac9c78fe6a166225_cryptolocker_elex.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5976 -
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:1504
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Temp\hasfj.exe
- Size 1.0MB
- SHA256 fa9b5b27d0ae1f6e0f0c7d37546f94012724b49f1b8089a42a1c922fa6dc84e6
- MD5 7f2f6630151e6832693da0ea88105c8f
- SHA1 89489c64bfd5b13e7187e0885d717679e9d9bde1
- SHA512 48b0dc262308690357d7e511c63912c182da652a24910c435f18ddf89d7215a1db077d41253c4309e459f2afb1d80235f8c1b3c7c85e001958addb17cfe0a5a7
- SSDEEP 12288:bGbEnOflT/ZFIjBz3xjTxynGUOUhXfSAkVH/CrYQIUMkDmndJmzS+OAPqm:bGbvflT/ZFIjBzhxwOgXKarY1iBT
- TLSH T1FE2509BE74972645FE625C307FECF660DB57287ACB6BDAF24195A0301A210D2FC62817
- MD5 SHA1 SHA512 SSDEEP TLSH