Analysis
- max time kernel
149s - max time network
153s - 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, 10:45
Static task
static1
3 signatures
Behavioral task
behavioral1
Sample
2026-07-07_2b8e641f72741797bd2a1ad7f920f561_cryptolocker_elex.exe
Resource
win10v2004-20260513-en
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-07-07_2b8e641f72741797bd2a1ad7f920f561_cryptolocker_elex.exe
Resource
win11ltsc2024-20260706-en
6 signatures
150 seconds
General
- Target 2026-07-07_2b8e641f72741797bd2a1ad7f920f561_cryptolocker_elex.exe
- Size 77KB
- Sample260707-mtltmsgs6v
- SHA256 719bb70fef3c9ac1382b12a7f53406012f29d6b61be8dbf5104ccf1ff75a3f77
- MD5 2b8e641f72741797bd2a1ad7f920f561
- SHA1 7fe13f1c83204f2e91bed562963bfba0696edbb1
- SHA512 65f2c4fe3fefade8073ace8d634ce67fbf500de8b2c9bf94f03c413810a9c0b2a7854ddbacc2fff3fdc4cfe57992923dd9836bc4034dc254985283f2922430d8
- SSDEEP 1536:vj+jsMQMOtEvwDpj5HczerLO04BGc189Y0RxKFgzkibH:vCjsIOtEvwDpj5HGWY0Rkfk
- TLSH T13F73EE396FD91672E37BDAB5CAF691C6BA75B4223D12980D40CA43440C33F56EDA1E0E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral2/files/0x000600000001b871-12.dat CryptoLocker_rule2 - Detection of Cryptolocker Samples 1 IoCs
resource yara_rule behavioral2/files/0x000600000001b871-12.dat CryptoLocker_set1 - Executes dropped EXE 1 IoCs
pid Process 3336 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 2026-07-07_2b8e641f72741797bd2a1ad7f920f561_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 1728 wrote to memory of 3336 1728 2026-07-07_2b8e641f72741797bd2a1ad7f920f561_cryptolocker_elex.exe 88
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-07_2b8e641f72741797bd2a1ad7f920f561_cryptolocker_elex.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-07_2b8e641f72741797bd2a1ad7f920f561_cryptolocker_elex.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1728 -
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:3336
-
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 5af59b18354119d5815380404ea5eea9071d90f311912518121b6847624d0cf0
- MD5 c54f3762c121f6444d13d92d9fd83cef
- SHA1 1cad7d3f21833434f39a62d2f059be7aef5ddcc0
- SHA512 cc43c1e51ca19e6a4fa878588dbdc404f22e52a1fdb9830d9f160b7d23c00ce5202700e3d99d6a637fecf4c05b2af858c62fa68ccd31751a5a8ccc85b723fb18
- SSDEEP 1536:vj+jsMQMOtEvwDpj5HczerLO04BGc189Y0RxKFgzkibk:vCjsIOtEvwDpj5HGWY0Rkff
- TLSH T1EF73EE396FD91672E37BDAB5CAF691C6BA75B4223D12980D40CA43440C33F56EDA1E0E
- MD5 SHA1 SHA512 SSDEEP TLSH