Analysis
- max time kernel
150s - max time network
157s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
07/08/2026, 01:50
Static task
static1
3 signatures
Behavioral task
behavioral1
Sample
2026-08-07_76da8efcf90794fb823fc93e64180c43_cryptolocker_elex.exe
Resource
win10v2004-20260513-en
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-07_76da8efcf90794fb823fc93e64180c43_cryptolocker_elex.exe
Resource
win11ltsc2024-20260709-en
6 signatures
150 seconds
General
- Target 2026-08-07_76da8efcf90794fb823fc93e64180c43_cryptolocker_elex.exe
- Size 36KB
- Sample260807-b9cecsde33
- SHA256 392c262ca7f84b2f0af95673efe25bd0a75d08804c185ccfa3b773c4f8280e43
- MD5 76da8efcf90794fb823fc93e64180c43
- SHA1 72b2526f53cecb6fb2e595728dafe3ff4c5646fd
- SHA512 d583fb17ff5156e3230faf8e6456be3251f3d4c70885af0dbbdc6971f6b95062934160170d23525f4a563860c7062dba09f8b512a70e8a27e5ddcdd4f095c61a
- SSDEEP 768:vQz7yVEhs9+js1SQtOOtEvwDpjz9+4aby9:vj+jsMQMOtEvwDpj5Ht9
- TLSH T123F2D7326FC51A72D3379BB199F7C682B626FD653C31990D90CA37054933B42ADA1E0E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral2/files/0x000600000000697a-12.dat CryptoLocker_rule2 - Detection of Cryptolocker Samples 1 IoCs
resource yara_rule behavioral2/files/0x000600000000697a-12.dat CryptoLocker_set1 - Executes dropped EXE 1 IoCs
pid Process 4204 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 2026-08-07_76da8efcf90794fb823fc93e64180c43_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 5324 wrote to memory of 4204 5324 2026-08-07_76da8efcf90794fb823fc93e64180c43_cryptolocker_elex.exe 88
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-07_76da8efcf90794fb823fc93e64180c43_cryptolocker_elex.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-07_76da8efcf90794fb823fc93e64180c43_cryptolocker_elex.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5324 -
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:4204
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\misid.exe
- Size 36KB
- SHA256 b5ac2c6997617d770e3105f7c3c6909f99c1a14396bc0033ecaecee02b39df42
- MD5 c7e7477b0036028f26fe0378a20c97a0
- SHA1 9c848cd2043b1ddb002ce1868091339841c106aa
- SHA512 3ea61eacdcb0c11456406afa793c9ad3036b3b925ca168ea249dc3309038609dcd7f9d365e73937cdc97394f6bfd454fca608a5fc67666868f807306927fd67e
- SSDEEP 768:vQz7yVEhs9+js1SQtOOtEvwDpjz9+4abyr:vj+jsMQMOtEvwDpj5Htr
- TLSH T144F2D8326FC51A72D3379BB199F7C682B626FC653C31990D90CA37054933B42ADA1E0E
- MD5 SHA1 SHA512 SSDEEP TLSH