Analysis
- max time kernel
149s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
08/09/2026, 06:48
Static task
static1
3 signatures
Behavioral task
behavioral1
Sample
2026-09-07_c06eb7d89cfe700280d578e09fa3d8f6_cryptolocker_elex.exe
Resource
win10v2004-20260513-en
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-09-07_c06eb7d89cfe700280d578e09fa3d8f6_cryptolocker_elex.exe
Resource
win11ltsc2024-20260709-en
6 signatures
150 seconds
General
- Target 2026-09-07_c06eb7d89cfe700280d578e09fa3d8f6_cryptolocker_elex.exe
- Size 98KB
- Sample260908-hk2raade74
- SHA256 049dacb33b1afe98bd21d25149e7bcd020f1b2e32d5c9f9b4eba293fe4ff28fb
- MD5 c06eb7d89cfe700280d578e09fa3d8f6
- SHA1 46b10f1ebf21e35a6255bd29f6a041f417a82921
- SHA512 3dea6c25da80a68f1dc6318fdb1c59ce1deae1aff6069c132f6209591eff145047689f71ca653fbfe8a8bee86b99141c6e717e06928dfad8ed5548ce54f5bcc5
- SSDEEP 1536:Z6QFElP6n+gMQMOtEvwDpjQGYQbN/PKwMgT:Z6a+pOtEvwDpjtzn
- TLSH T159A384356ED51973E377CAB1C9F781F3B926B8223A21894E50CAD7014933B46EDA1D0E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral1/files/0x000a00000002438d-12.dat CryptoLocker_rule2 - Detection of Cryptolocker Samples 1 IoCs
resource yara_rule behavioral1/files/0x000a00000002438d-12.dat CryptoLocker_set1 - Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1788976790-1541110888-1636651838-1000\Control Panel\International\Geo\Nation 2026-09-07_c06eb7d89cfe700280d578e09fa3d8f6_cryptolocker_elex.exe - Executes dropped EXE 1 IoCs
pid Process 3040 asih.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 2026-09-07_c06eb7d89cfe700280d578e09fa3d8f6_cryptolocker_elex.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language asih.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 624 wrote to memory of 3040 624 2026-09-07_c06eb7d89cfe700280d578e09fa3d8f6_cryptolocker_elex.exe 85
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-09-07_c06eb7d89cfe700280d578e09fa3d8f6_cryptolocker_elex.exe"C:\Users\Admin\AppData\Local\Temp\2026-09-07_c06eb7d89cfe700280d578e09fa3d8f6_cryptolocker_elex.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:624 -
C:\Users\Admin\AppData\Local\Temp\asih.exe"C:\Users\Admin\AppData\Local\Temp\asih.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3040
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\asih.exe
- Size 98KB
- SHA256 62a24f63c15f24b59357d3c443c3aa5ef3b7d0380c18d3ac75945b7645c65e8b
- MD5 8db129d20d4217cfef2330367f060da9
- SHA1 a01a5a996b59d16f1130280d1a259503cfe0d5fe
- SHA512 92a0178c40e7b815cd5e6ace6fa173372f77c19b4835b532a4f21c6628d8586d5cd06d6215fe7cec466927345bf45360068a1aaa4d56a2ff7b5af5617a3a9330
- SSDEEP 1536:Z6QFElP6n+gMQMOtEvwDpjQGYQbN/PKwMgY:Z6a+pOtEvwDpjtzc
- TLSH T1C0A384356ED51973E377CAB1C9F781F3B926B8223A21894E50CAD7014933B46EDA1D0E
- MD5 SHA1 SHA512 SSDEEP TLSH