Analysis
- max time kernel
148s - max time network
140s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
11/10/2026, 07:03
Behavioral task
behavioral1
Sample
2026-10-10_9ff4dd0eaea2adf219c08f8fcc0a64bf_coinminer_cryptolocker_elex.exe
Resource
win10v2004-20260911-en
12 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-10-10_9ff4dd0eaea2adf219c08f8fcc0a64bf_coinminer_cryptolocker_elex.exe
Resource
win11ltsc2024-20260911-en
10 signatures
150 seconds
General
- Target 2026-10-10_9ff4dd0eaea2adf219c08f8fcc0a64bf_coinminer_cryptolocker_elex.exe
- Size 49KB
- Sample261011-hvmecadf83
- SHA256 6b42aa8943c3bbd0182c3dbcfc1c7a7adf45383747b9b0a9d86faad25895be5e
- MD5 9ff4dd0eaea2adf219c08f8fcc0a64bf
- SHA1 d5a49a1f809d19ded9a57ff6e0e5732837b5d28b
- SHA512 6192c57468dfc2a4a49ced689ff33884fff2337233b98181f9e30e02ab8ef92a0be254841ad5ecea623cf7a68baf481d0689b15a7b8f9074dbd28556eed36612
- SSDEEP 768:qUmnjFom/kLyMro2GtOOtEvwDpjeMLam5aFr7YOzzOQjG/1iTfo7:qUmnpomddpMOtEvwDpjjaYaFAeG/Y87
- TLSH T17F3310386FD51AB2E377DAB6C5F695C2B936B8237C129D0C50CA17450C23F52ACA1E1E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detection of CryptoLocker Variants 4 IoCs
resource yara_rule behavioral2/memory/5244-0-0x0000000000500000-0x000000000050F000-memory.dmp CryptoLocker_rule2 behavioral2/files/0x000600000001b85a-12.dat CryptoLocker_rule2 behavioral2/memory/5244-18-0x0000000000500000-0x000000000050F000-memory.dmp CryptoLocker_rule2 behavioral2/memory/1384-54-0x0000000000500000-0x000000000050F000-memory.dmp CryptoLocker_rule2 - Detection of Cryptolocker Samples 4 IoCs
resource yara_rule behavioral2/memory/5244-0-0x0000000000500000-0x000000000050F000-memory.dmp CryptoLocker_set1 behavioral2/files/0x000600000001b85a-12.dat CryptoLocker_set1 behavioral2/memory/5244-18-0x0000000000500000-0x000000000050F000-memory.dmp CryptoLocker_set1 behavioral2/memory/1384-54-0x0000000000500000-0x000000000050F000-memory.dmp CryptoLocker_set1 - UPX dump on OEP (original entry point) 4 IoCs
resource yara_rule behavioral2/memory/5244-0-0x0000000000500000-0x000000000050F000-memory.dmp UPX behavioral2/files/0x000600000001b85a-12.dat UPX behavioral2/memory/5244-18-0x0000000000500000-0x000000000050F000-memory.dmp UPX behavioral2/memory/1384-54-0x0000000000500000-0x000000000050F000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 1384 asih.exe -
resource yara_rule behavioral2/memory/5244-0-0x0000000000500000-0x000000000050F000-memory.dmp upx behavioral2/files/0x000600000001b85a-12.dat upx behavioral2/memory/5244-18-0x0000000000500000-0x000000000050F000-memory.dmp upx behavioral2/memory/1384-54-0x0000000000500000-0x000000000050F000-memory.dmp upx - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname asih.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain asih.exe - 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 asih.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-10-10_9ff4dd0eaea2adf219c08f8fcc0a64bf_coinminer_cryptolocker_elex.exe - Modifies system certificate store 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\BDB1B93CD5978D45C6261455F8DB95C75AD153AF asih.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\BDB1B93CD5978D45C6261455F8DB95C75AD153AF\Blob = 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 asih.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 5244 wrote to memory of 1384 5244 2026-10-10_9ff4dd0eaea2adf219c08f8fcc0a64bf_coinminer_cryptolocker_elex.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-10_9ff4dd0eaea2adf219c08f8fcc0a64bf_coinminer_cryptolocker_elex.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-10_9ff4dd0eaea2adf219c08f8fcc0a64bf_coinminer_cryptolocker_elex.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5244 -
C:\Users\Admin\AppData\Local\Temp\asih.exe"C:\Users\Admin\AppData\Local\Temp\asih.exe"2⤵
- Executes dropped EXE
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Modifies system certificate store
PID:1384
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\asih.exe
- Size 49KB
- SHA256 58983021ececefba891b03f85008614ef6f0743dcb196e3601ad53ed48328378
- MD5 727e7a12ff622708e63e3ef62ea0f321
- SHA1 a7a4bb2022f4e7595cf7a22cd93dc48a55843063
- SHA512 71421fae9bbb8ac7bafd204cc813eaef6f36b290fb941bb373be7588b31f4219a1b6db0c81c643d9c8c8515ef4cb610d4b9c4889d4acba8c337e2534245f998f
- SSDEEP 768:qUmnjFom/kLyMro2GtOOtEvwDpjeMLam5aFr7YOzzOQjG/1iTfom:qUmnpomddpMOtEvwDpjjaYaFAeG/Y8m
- TLSH T1403310386FD51AB2E377DAB6C5F695C2B936B8227C129D0C40CA17450C33F52ADA1E1E
- MD5 SHA1 SHA512 SSDEEP TLSH