Analysis
- max time kernel
150s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260706-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260706-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
07/07/2026, 03:38
Static task
static1
3 signatures
Behavioral task
behavioral1
Sample
2026-07-06_5905690a251a7afda0870b773b60a91e_cryptolocker_elex.exe
Resource
win10v2004-20260513-en
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-07-06_5905690a251a7afda0870b773b60a91e_cryptolocker_elex.exe
Resource
win11ltsc2024-20260706-en
6 signatures
150 seconds
General
- Target 2026-07-06_5905690a251a7afda0870b773b60a91e_cryptolocker_elex.exe
- Size 77KB
- Sample260707-d7dkraes6j
- SHA256 c06498bf664bc71fa6a2f86e443e472017cb1aec5a24088871387afab3c8d656
- MD5 5905690a251a7afda0870b773b60a91e
- SHA1 20b77219130686f4ed2a46c18fa4b811e1a55348
- SHA512 88ad5dcada96655209aefa7bd47addb4166595b38df6cdad1242b433ed50852395edab5eb8e0e58ec1d907ed617382f4583ec3ceab3afd727b843c3768ed6913
- SSDEEP 1536:vj+jsMQMOtEvwDpj5HczerLO04BGc189Y0RxKFgzkibi:vCjsIOtEvwDpj5HGWY0Rkf1
- TLSH T1F673FE396FD91672E37BDAB5CAF691C6BA75B4223D12980D40CA43440C33F56EDA1E0E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral2/files/0x00170000000115ee-12.dat CryptoLocker_rule2 - Detection of Cryptolocker Samples 1 IoCs
resource yara_rule behavioral2/files/0x00170000000115ee-12.dat CryptoLocker_set1 - Executes dropped EXE 1 IoCs
pid Process 2460 misid.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 2026-07-06_5905690a251a7afda0870b773b60a91e_cryptolocker_elex.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language misid.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4296 wrote to memory of 2460 4296 2026-07-06_5905690a251a7afda0870b773b60a91e_cryptolocker_elex.exe 87
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-06_5905690a251a7afda0870b773b60a91e_cryptolocker_elex.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-06_5905690a251a7afda0870b773b60a91e_cryptolocker_elex.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4296 -
C:\Users\Admin\AppData\Local\Temp\misid.exe"C:\Users\Admin\AppData\Local\Temp\misid.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2460
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\misid.exe
- Size 77KB
- SHA256 7fed0731c7a2d9d1c7e753a6c3f0def20a8c0b458114bed7d2c66835f5968140
- MD5 bb96c41686802855bb2f63656d1fbd67
- SHA1 1eb792fd5d7df8880204ddfa57121986ad0a085e
- SHA512 8c8dacceb204eae00cc2825b7bb6272770b9554de1e4404530fcb35af3300e68597940a8177c5954f8b24f6d233d88986bd066fe9f4ca4f290e3a056be1c196d
- SSDEEP 1536:vj+jsMQMOtEvwDpj5HczerLO04BGc189Y0RxKFgzkibk:vCjsIOtEvwDpj5HGWY0RkfP
- TLSH T17473FE396FD91672E37BDAB5CAF691C6BA75B4223D12980D40CA43440C33F56EDA1E0E
- MD5 SHA1 SHA512 SSDEEP TLSH