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
24/08/2026, 07:33
Static task
static1
3 signatures
Behavioral task
behavioral1
Sample
2026-08-23_80cf173baf44cf3b015579ef7e059ff4_cryptolocker_elex.exe
Resource
win10v2004-20260513-en
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-23_80cf173baf44cf3b015579ef7e059ff4_cryptolocker_elex.exe
Resource
win11ltsc2024-20260709-en
6 signatures
150 seconds
General
- Target 2026-08-23_80cf173baf44cf3b015579ef7e059ff4_cryptolocker_elex.exe
- Size 42KB
- Sample260824-jdnfrathmg
- SHA256 e03a44ee581f8bc934df90838b617950336a31c257552d08de17e0982a50d227
- MD5 80cf173baf44cf3b015579ef7e059ff4
- SHA1 98659b471318473414c5b8cdfc24782d6a663c25
- SHA512 8b3b73244d867c7d2a971c4e6cc5ed7a5640fa538ef5382054b312280951cfd7b631852ee2cd4e268adf75fce41c0935ad4110402bb415f947942da029498e98
- SSDEEP 768:vQz7yVEhs9+js1SQtOOtEvwDpjz9+4tKMLGokeA2+lrN:vj+jsMQMOtEvwDpj5Ht1qok51rN
- TLSH T1D813733A6EC51A72D377DAB6D5F782C3B621B8527831990D90CB27454C33B43ADA1D0E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral2/files/0x000600000001b85f-12.dat CryptoLocker_rule2 - Detection of Cryptolocker Samples 1 IoCs
resource yara_rule behavioral2/files/0x000600000001b85f-12.dat CryptoLocker_set1 - Executes dropped EXE 1 IoCs
pid Process 5048 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 2026-08-23_80cf173baf44cf3b015579ef7e059ff4_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 4420 wrote to memory of 5048 4420 2026-08-23_80cf173baf44cf3b015579ef7e059ff4_cryptolocker_elex.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-23_80cf173baf44cf3b015579ef7e059ff4_cryptolocker_elex.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-23_80cf173baf44cf3b015579ef7e059ff4_cryptolocker_elex.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4420 -
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:5048
-
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 0f3d0fa903870e46d42b3d1b120310d7e95c71f2f6969a09760561ecf6457005
- MD5 2803392747cbec22e605c11730946a14
- SHA1 c5fd9bb79b2ccc1e24ad48c052197115ab3dc1b0
- SHA512 297e17ba2b3bf1cd2697fc23c88bb875d82f0520d9ee7b0cb9a22f660a56c99a0b7f1809d9fb348074be8c4ddad04ab80d999b7835c48c74b7494f059d6241e5
- SSDEEP 768:vQz7yVEhs9+js1SQtOOtEvwDpjz9+4tKMLGokeA2+lrr:vj+jsMQMOtEvwDpj5Ht1qok51rr
- TLSH T16F13723A6ED51A72D377DAB6D5F782C3BA21B8523831990D90CB23454C33B43ADA1D0E
- MD5 SHA1 SHA512 SSDEEP TLSH