Analysis
- max time kernel
150s - max time network
149s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
23/07/2026, 06:55
Static task
static1
2 signatures
Behavioral task
behavioral1
Sample
2026-07-23_786030f203fb322dbaf23d67915a05fe_cryptolocker_elex.exe
Resource
win10v2004-20260513-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-07-23_786030f203fb322dbaf23d67915a05fe_cryptolocker_elex.exe
Resource
win11ltsc2024-20260709-en
5 signatures
150 seconds
General
- Target 2026-07-23_786030f203fb322dbaf23d67915a05fe_cryptolocker_elex.exe
- Size 52KB
- Sample260723-hp2bbaxzhy
- SHA256 eea64afbb457a4dc80d5501a66542014bc449461b4b9540bd18e40d93e647891
- MD5 786030f203fb322dbaf23d67915a05fe
- SHA1 ad1d7c4d58bef07f3a573263393c50d7994dd2ec
- SHA512 4a66f856e38df3a3fcad5cfdd925357c2c1a7c63414bace08bcf758c187ea8948697f332dbaae88428e7fa16a49caf29bddb2616d6d993b276b0731b86211212
- SSDEEP 768:btvJCYOOvbRPDEgXqwcJqkrgE0AEt/bgJ4CZXepqg:btvJCF+RQg/YqNFADVZuH
- TLSH T14533B6397FD51B32D33786B146F7A1C2BA3AB8213D12D45D548AA3480933F29EDA1E0D
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detection of CryptoLocker Variants 3 IoCs
resource yara_rule behavioral2/files/0x000a000000019cc1-13.dat CryptoLocker_rule2 behavioral2/memory/6112-20-0x0000000000400000-0x000000000040A000-memory.dmp CryptoLocker_rule2 behavioral2/memory/6112-22-0x0000000000400000-0x000000000040A000-memory.dmp CryptoLocker_rule2 - Executes dropped EXE 1 IoCs
pid Process 6112 demka.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 demka.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-07-23_786030f203fb322dbaf23d67915a05fe_cryptolocker_elex.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4552 wrote to memory of 6112 4552 2026-07-23_786030f203fb322dbaf23d67915a05fe_cryptolocker_elex.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-23_786030f203fb322dbaf23d67915a05fe_cryptolocker_elex.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-23_786030f203fb322dbaf23d67915a05fe_cryptolocker_elex.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4552 -
C:\Users\Admin\AppData\Local\Temp\demka.exe"C:\Users\Admin\AppData\Local\Temp\demka.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:6112
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\demka.exe
- Size 52KB
- SHA256 71f615946615a7077213ac3fd5983884ddbf22be3445c2cfcac7db1b3a496de3
- MD5 1dffa0947edba0110a0545afde68ced6
- SHA1 398fd7e787c8884905de6688cbac41a9a3f38328
- SHA512 f03cca37f86ca0275084719fe922891356bb4f2e74bccf987f9fd0d5baab5f97078a07ee39ac5bcccb3ffb744256dd58663454ab9cb50f8653091398edff4fc8
- SSDEEP 768:btvJCYOOvbRPDEgXqwcJqkrgE0AEt/bgJ4CZXepqZ:btvJCF+RQg/YqNFADVZuC
- TLSH T10933B6397FD51B32D37786B146F7A1C2BA3AB8213D12D45D548AA3480933F29EDA1E0D
- MD5 SHA1 SHA512 SSDEEP TLSH