Analysis
- max time kernel
150s - max time network
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
09/08/2026, 03:20
Static task
static1
2 signatures
Behavioral task
behavioral1
Sample
2026-08-09_cb15d0581bb88d461670c33863d3f2f4_cryptolocker_elex.exe
Resource
win10v2004-20260513-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-09_cb15d0581bb88d461670c33863d3f2f4_cryptolocker_elex.exe
Resource
win11ltsc2024-20260709-en
5 signatures
150 seconds
General
- Target 2026-08-09_cb15d0581bb88d461670c33863d3f2f4_cryptolocker_elex.exe
- Size 1.0MB
- Sample260809-dvwwkage58
- SHA256 60e02c80e0274048ed06025d48b4e469e0ffb31472a5d5563965ddc3c8056a95
- MD5 cb15d0581bb88d461670c33863d3f2f4
- SHA1 dd59396d86615e758524794f3073eeb91146a8a6
- SHA512 02cb1da59ced316648a46aa79b5c71c1c0726756607cdc47c3e8aa5fd8a8f4c9dbbdaee1988285f7a0cac1d25a54778da0aed5843280ae89fd65cf2a402a955a
- SSDEEP 12288:bGbEnOflT/ZFIjBz3xjTxynGUOUhXfSAkVH/CrYQIUMkDmndJmzS+OAPqN:bGbvflT/ZFIjBzhxwOgXKarY1iBk
- TLSH T17F2509BE74972645FE625C307FECF660DB57287ACB6BDAF24195A0301A210D2FC62817
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detection of CryptoLocker Variants 4 IoCs
resource yara_rule behavioral2/memory/6132-2-0x0000000008000000-0x0000000008022000-memory.dmp CryptoLocker_rule2 behavioral2/files/0x000b000000011390-13.dat CryptoLocker_rule2 behavioral2/memory/4692-18-0x0000000008000000-0x0000000008022000-memory.dmp CryptoLocker_rule2 behavioral2/memory/4692-26-0x0000000008000000-0x0000000008022000-memory.dmp CryptoLocker_rule2 - Executes dropped EXE 1 IoCs
pid Process 4692 hasfj.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 2026-08-09_cb15d0581bb88d461670c33863d3f2f4_cryptolocker_elex.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language hasfj.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 6132 wrote to memory of 4692 6132 2026-08-09_cb15d0581bb88d461670c33863d3f2f4_cryptolocker_elex.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-09_cb15d0581bb88d461670c33863d3f2f4_cryptolocker_elex.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-09_cb15d0581bb88d461670c33863d3f2f4_cryptolocker_elex.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:6132 -
C:\Users\Admin\AppData\Local\Temp\hasfj.exe"C:\Users\Admin\AppData\Local\Temp\hasfj.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4692
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\hasfj.exe
- Size 1.0MB
- SHA256 79a430edcff8f102ceaf1ac22d64227442af9871a34c1068a143835edb827256
- MD5 4875c0f762c5938d7c7ee000560eb6aa
- SHA1 210f7b2337959c1fa19e051723452da1a5db8ec0
- SHA512 28828ff4d4e9545c51d18cd91c874bf1f6c4f031b3efc104902baa7c1e8e4ec16ef84e0460b3c7f261d66f339a082cb0828ddf1b481a584f012d7eb9cdf42643
- SSDEEP 12288:bGbEnOflT/ZFIjBz3xjTxynGUOUhXfSAkVH/CrYQIUMkDmndJmzS+OAPqG:bGbvflT/ZFIjBzhxwOgXKarY1iB7
- TLSH T1122509BE74972645FE625C307FECF660DB57287ACB6BDAF24195A0301A210D2FC62817
- MD5 SHA1 SHA512 SSDEEP TLSH