Analysis
- max time kernel
148s - 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
18/07/2026, 21:37
Static task
static1
3 signatures
Behavioral task
behavioral1
Sample
2026-07-18_920d2d00385b578f4e924cdf67c1e1b1_cryptolocker_elex.exe
Resource
win10v2004-20260513-en
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-07-18_920d2d00385b578f4e924cdf67c1e1b1_cryptolocker_elex.exe
Resource
win11ltsc2024-20260709-en
6 signatures
150 seconds
General
- Target 2026-07-18_920d2d00385b578f4e924cdf67c1e1b1_cryptolocker_elex.exe
- Size 38KB
- Sample260718-1gzfvsdv8p
- SHA256 094b4e698d553ef8663afe25751ab44f1bedc89df7b6aeebfa4387f0c5b8175a
- MD5 920d2d00385b578f4e924cdf67c1e1b1
- SHA1 a00aaab09d3ab45bacf9704bf8e46909e09de1af
- SHA512 acec030ad9237e1e42cfc3bd25f5cc8288299a3ff655371a7a0c6d7b6fe2d2645e95245d31154b703e7eaab9f4f74c3a86f263b3a9e5040758fc621b242eae0e
- SSDEEP 768:Kf1K2exg2kBwtdgI2MyzNORQtOflIwoHNV2XBFV72BOlA7ZsBGGbNAKSjNf2VlUP:o1KhxqwtdgI2MyzNORQtOflIwoHNV2X4
- TLSH T1290353326FD515E2E7779A73F9F691C2E926BC262C22850D008A7F4409F3B51EDA1D0E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral2/files/0x000600000001b867-12.dat CryptoLocker_rule2 - Detection of Cryptolocker Samples 1 IoCs
resource yara_rule behavioral2/files/0x000600000001b867-12.dat CryptoLocker_set1 - Executes dropped EXE 1 IoCs
pid Process 1100 hurok.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 2026-07-18_920d2d00385b578f4e924cdf67c1e1b1_cryptolocker_elex.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language hurok.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 2668 wrote to memory of 1100 2668 2026-07-18_920d2d00385b578f4e924cdf67c1e1b1_cryptolocker_elex.exe 88
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-18_920d2d00385b578f4e924cdf67c1e1b1_cryptolocker_elex.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-18_920d2d00385b578f4e924cdf67c1e1b1_cryptolocker_elex.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2668 -
C:\Users\Admin\AppData\Local\Temp\hurok.exe"C:\Users\Admin\AppData\Local\Temp\hurok.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1100
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\hurok.exe
- Size 38KB
- SHA256 4cffd0294aa43f450111adf0a730130a7913ec7c104e9c5eab6c9797fa6d468f
- MD5 00cd9dac7567362457f989fa8a26c299
- SHA1 1a624cd8b4a6e52284ffb204ad26caf21577591f
- SHA512 c7228e313071ac11c992b23a4b1a7f554629708cb3a676ce69bbca55c2709f53f11ae31ae31afb45496d82f49cb3d4deabac8256c8eb588ddc4fc92e6462a0ab
- SSDEEP 768:Kf1K2exg2kBwtdgI2MyzNORQtOflIwoHNV2XBFV72BOlA7ZsBGGbNAKSjNf2VlUz:o1KhxqwtdgI2MyzNORQtOflIwoHNV2X8
- TLSH T1760353326FD515E2E3779A73F9F691C2E926BD262C22850D008A7F4409F3B51EDA1D0E
- MD5 SHA1 SHA512 SSDEEP TLSH