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
25/08/2026, 09:42
Static task
static1
2 signatures
Behavioral task
behavioral1
Sample
2026-08-24_7c086fe31aba6881ef8cb08625ae587b_cryptolocker_elex.exe
Resource
win10v2004-20260513-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-24_7c086fe31aba6881ef8cb08625ae587b_cryptolocker_elex.exe
Resource
win11ltsc2024-20260709-en
5 signatures
150 seconds
General
- Target 2026-08-24_7c086fe31aba6881ef8cb08625ae587b_cryptolocker_elex.exe
- Size 35KB
- Sample260825-lpswqagf35
- SHA256 5329dc805482a26bd908a63f7c683b09f60fea538d8bb92e7031233330a0cb7e
- MD5 7c086fe31aba6881ef8cb08625ae587b
- SHA1 3b4abf6ce8b6f95f1709b1707ec0a599cebf3bac
- SHA512 6695e8bd330553bda796fa690b40b31e5bc0712946209f295cf60d59801eda39fdca4b7e001c9396fcb0d12c2528bbed27eb26460d2972c557575210b369e655
- SSDEEP 384:bdDl1ovmXAw9PMDREhi9OUSPlRxMc/cip58TfjDN0g/HNbz6avdrQFid6Aj8a5vb:bdDOw9Uiaw8fjR0S16avdrQFiLjJvtB
- TLSH T1B7F2743CAEE56872E2B7AAB595F741C6F834B8123E15480E94CF63840932F57FCA121D
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detection of CryptoLocker Variants 2 IoCs
resource yara_rule behavioral2/files/0x000c00000001b87d-13.dat CryptoLocker_rule2 behavioral2/memory/2956-17-0x0000000008000000-0x0000000008009000-memory.dmp CryptoLocker_rule2 - Executes dropped EXE 1 IoCs
pid Process 4932 lossy.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 2026-08-24_7c086fe31aba6881ef8cb08625ae587b_cryptolocker_elex.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language lossy.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 2956 wrote to memory of 4932 2956 2026-08-24_7c086fe31aba6881ef8cb08625ae587b_cryptolocker_elex.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-24_7c086fe31aba6881ef8cb08625ae587b_cryptolocker_elex.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-24_7c086fe31aba6881ef8cb08625ae587b_cryptolocker_elex.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2956 -
C:\Users\Admin\AppData\Local\Temp\lossy.exe"C:\Users\Admin\AppData\Local\Temp\lossy.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4932
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\lossy.exe
- Size 35KB
- SHA256 b3f6d08dfa7f7fa36c5df1d6d8bad4aa39b8ca220ab262a0c09dc395772d53e1
- MD5 b86f4b08cd2aeda8e1deea3d74c09020
- SHA1 9de38e40b194b0b9d779bffebafdc657862af952
- SHA512 6a65d9219d9117ee0ae5041d7da261dd3a7c08e33647bdfcbadca1fe18d91e4cb3c39f78889760f43dd3846830fee24d100afab140c0a41990ee8f7a41e0d220
- SSDEEP 384:bdDl1ovmXAw9PMDREhi9OUSPlRxMc/cip58TfjDN0g/HNbz6avdrQFid6Aj8a5vq:bdDOw9Uiaw8fjR0S16avdrQFiLjJvt0
- TLSH T19BF2743CAEE52872E2B7AAB595F751C6FC74B8123A15480E94CB63840933F57FC9121E
- MD5 SHA1 SHA512 SSDEEP TLSH