Analysis
- max time kernel
150s - max time network
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
23/08/2026, 05:06
Static task
static1
3 signatures
Behavioral task
behavioral1
Sample
2026-08-22_8e43a4fd1cc95c156e43e11eeb0950c9_cryptolocker_elex.exe
Resource
win10v2004-20260513-en
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-22_8e43a4fd1cc95c156e43e11eeb0950c9_cryptolocker_elex.exe
Resource
win11ltsc2024-20260709-en
6 signatures
150 seconds
General
- Target 2026-08-22_8e43a4fd1cc95c156e43e11eeb0950c9_cryptolocker_elex.exe
- Size 42KB
- Sample260823-frfraashkd
- SHA256 011b10bdd38d3f5b31d53633906dcbf4f2a03896b829e2dfe95784b909a46094
- MD5 8e43a4fd1cc95c156e43e11eeb0950c9
- SHA1 08aa07f16a671d919042d0dc14a5352d2a81409b
- SHA512 e59270be86a26a30c186d324c4e166fd17daf3c7129d6786a1c8e6434c808591bf3d9b8f7cd0fdda993ed162026b9bb2c48196d45791914601f8ab72191880b6
- SSDEEP 768:vQz7yVEhs9+js1SQtOOtEvwDpjz9+4tKMLGokeA2+lrC:vj+jsMQMOtEvwDpj5Ht1qok51rC
- TLSH T14913733A6EC51A72D377DAB6D5F782C3B622B8527831990D90CB23454D33B43ADA1D0E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral2/files/0x000600000001b714-12.dat CryptoLocker_rule2 - Detection of Cryptolocker Samples 1 IoCs
resource yara_rule behavioral2/files/0x000600000001b714-12.dat CryptoLocker_set1 - Executes dropped EXE 1 IoCs
pid Process 1232 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 2026-08-22_8e43a4fd1cc95c156e43e11eeb0950c9_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 1856 wrote to memory of 1232 1856 2026-08-22_8e43a4fd1cc95c156e43e11eeb0950c9_cryptolocker_elex.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-22_8e43a4fd1cc95c156e43e11eeb0950c9_cryptolocker_elex.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-22_8e43a4fd1cc95c156e43e11eeb0950c9_cryptolocker_elex.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1856 -
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:1232
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\misid.exe
- Size 42KB
- SHA256 1b0d329fc88f3587991a6f9a54c04e6c1fe816ce6b0825757c6541d0936cfb71
- MD5 c1b784e4f5f216d5783ef428f36478d3
- SHA1 9ae54a0369110ef97f09ef6cd6d347b83425aace
- SHA512 6bab801ef23fe403d1177bd67b191ae2ef8c29b8df19c1f7edd78cb87f977af57c291f7c77c389d131e8fdc7525a643bdbe97f9c6d8fec7d1e40c2e9b7fe0647
- SSDEEP 768:vQz7yVEhs9+js1SQtOOtEvwDpjz9+4tKMLGokeA2+lr8:vj+jsMQMOtEvwDpj5Ht1qok51r8
- TLSH T1F413633A6ED51A72D377DAB6D5F782C3BA21B8523831990D90CB27454C33B43ADA1D0E
- MD5 SHA1 SHA512 SSDEEP TLSH