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
14/08/2026, 04:25
Static task
static1
3 signatures
Behavioral task
behavioral1
Sample
2026-08-14_557021eaff40e1f7023648d8ad2fe39e_cryptolocker_elex.exe
Resource
win10v2004-20260513-en
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-14_557021eaff40e1f7023648d8ad2fe39e_cryptolocker_elex.exe
Resource
win11ltsc2024-20260709-en
6 signatures
150 seconds
General
- Target 2026-08-14_557021eaff40e1f7023648d8ad2fe39e_cryptolocker_elex.exe
- Size 76KB
- Sample260814-e2ascavcje
- SHA256 d82cedad0f5d6caeaaf79be37f5db2400612c756e6a05c7057b99cdcc2c37d26
- MD5 557021eaff40e1f7023648d8ad2fe39e
- SHA1 d63bbe062b91306846441169231b7e64820513b9
- SHA512 c85c7e08e3f70486adb754f607f4f47d7c4db077bb1cbd7bd5c6d51fc376a11d69d7443e5202d80d406997d9f05e263ece44982f3a796e5639b42b645c49f2ba
- SSDEEP 1536:vj+jsMQMOtEvwDpj5HczerLO04BGc189Y0RxKFgzkig:vCjsIOtEvwDpj5HGWY0Rkfn
- TLSH T14873FF396FD91672E37BDAB5CAF691C6BA75B4223C12980D40CA43450C33F56EDA1E0E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral2/files/0x000f000000016cdb-12.dat CryptoLocker_rule2 - Detection of Cryptolocker Samples 1 IoCs
resource yara_rule behavioral2/files/0x000f000000016cdb-12.dat CryptoLocker_set1 - Executes dropped EXE 1 IoCs
pid Process 4260 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 2026-08-14_557021eaff40e1f7023648d8ad2fe39e_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 1100 wrote to memory of 4260 1100 2026-08-14_557021eaff40e1f7023648d8ad2fe39e_cryptolocker_elex.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-14_557021eaff40e1f7023648d8ad2fe39e_cryptolocker_elex.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-14_557021eaff40e1f7023648d8ad2fe39e_cryptolocker_elex.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1100 -
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:4260
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\misid.exe
- Size 76KB
- SHA256 23754af2c5c86891d1e9f81487a4cb459f9410e2b57d8cd3f8257ca2e81842ea
- MD5 8950a74e6317fae03a5d7939f13939f6
- SHA1 ea6e0711fa863aab9c60783f92075508ed808cf2
- SHA512 54b6b5399a2377ea8dd50407ce70dd83f84d11fd5b9554c58d02d14da7663b55ffb6880f58cf663c5a9ae0ebd0ab1fa962d717f0be24eaa8239723d4717dd93c
- SSDEEP 1536:vj+jsMQMOtEvwDpj5HczerLO04BGc189Y0RxKFgzkio:vCjsIOtEvwDpj5HGWY0RkfH
- TLSH T11E73FE396FD91672E37BDAB5CAF691C6BA75B4223C12980D40CA43450C33F56EDA1E0E
- MD5 SHA1 SHA512 SSDEEP TLSH