Analysis
- max time kernel
148s - max time network
128s - 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, 01:23
Static task
static1
5 signatures
Behavioral task
behavioral1
Sample
2026-08-23_afd8e76f361ed2c3e1164600b5bb8844_coinminer_cryptolocker_elex.exe
Resource
win10v2004-20260513-en
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-23_afd8e76f361ed2c3e1164600b5bb8844_coinminer_cryptolocker_elex.exe
Resource
win11ltsc2024-20260709-en
9 signatures
150 seconds
General
- Target 2026-08-23_afd8e76f361ed2c3e1164600b5bb8844_coinminer_cryptolocker_elex.exe
- Size 77KB
- Sample260824-br4e5axtdw
- SHA256 d3880a12f0945fa571cf18ffed2320fbf5722916cc6facce0d78d501d80c5511
- MD5 afd8e76f361ed2c3e1164600b5bb8844
- SHA1 b9e309e8a2659f5b0495df969d9a7625a9a0b007
- SHA512 50ba6f18d98258e1c4a0d510607f728d3b39af22fb1e347518512706ac615840b67502a0004c986aaec8d6904455f9a9477f4e831be789fa141848e108deb00e
- SSDEEP 768:z6LsoEEeegiZPvEhHSG+gSum/kLyMro2U97DTtOOtEvwDpjXjG/x4a3:z6QFElP6n+gLmddbMOtEvwDpjq/Oa3
- TLSH T1F6732A72BBD90A66D6774F7049BB9273B527BD262830864D608DF3058E33746E960E0F
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detection of CryptoLocker Variants 4 IoCs
resource yara_rule behavioral2/memory/2108-0-0x0000000000500000-0x0000000000515000-memory.dmp CryptoLocker_rule2 behavioral2/memory/2108-3-0x0000000000500000-0x0000000000515000-memory.dmp CryptoLocker_rule2 behavioral2/files/0x000a000000011390-14.dat CryptoLocker_rule2 behavioral2/memory/2964-26-0x0000000000500000-0x0000000000515000-memory.dmp CryptoLocker_rule2 - Detection of Cryptolocker Samples 4 IoCs
resource yara_rule behavioral2/memory/2108-0-0x0000000000500000-0x0000000000515000-memory.dmp CryptoLocker_set1 behavioral2/memory/2108-3-0x0000000000500000-0x0000000000515000-memory.dmp CryptoLocker_set1 behavioral2/files/0x000a000000011390-14.dat CryptoLocker_set1 behavioral2/memory/2964-26-0x0000000000500000-0x0000000000515000-memory.dmp CryptoLocker_set1 - Detects executables built or packed with MPress PE compressor 4 IoCs
resource yara_rule behavioral2/memory/2108-0-0x0000000000500000-0x0000000000515000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/memory/2108-3-0x0000000000500000-0x0000000000515000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/files/0x000a000000011390-14.dat INDICATOR_EXE_Packed_MPress behavioral2/memory/2964-26-0x0000000000500000-0x0000000000515000-memory.dmp INDICATOR_EXE_Packed_MPress - UPX dump on OEP (original entry point) 4 IoCs
resource yara_rule behavioral2/memory/2108-0-0x0000000000500000-0x0000000000515000-memory.dmp UPX behavioral2/memory/2108-3-0x0000000000500000-0x0000000000515000-memory.dmp UPX behavioral2/files/0x000a000000011390-14.dat UPX behavioral2/memory/2964-26-0x0000000000500000-0x0000000000515000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 2964 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 2026-08-23_afd8e76f361ed2c3e1164600b5bb8844_coinminer_cryptolocker_elex.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language asih.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 2108 wrote to memory of 2964 2108 2026-08-23_afd8e76f361ed2c3e1164600b5bb8844_coinminer_cryptolocker_elex.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-23_afd8e76f361ed2c3e1164600b5bb8844_coinminer_cryptolocker_elex.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-23_afd8e76f361ed2c3e1164600b5bb8844_coinminer_cryptolocker_elex.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2108 -
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
- Modifies system certificate store
PID:2964
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\asih.exe
- Size 77KB
- SHA256 f9b76f72f6f98139ed334c4d685a7501381cfa73ff2a96e18285362306551c96
- MD5 18330531658c89869ca34fe7c3b72603
- SHA1 743b5ce4cb4a1dcd59a04fb83d5f25cf85cc210a
- SHA512 ccab142a844f359b4c47481a16c3e2ecfe086eebd5512f3b1641422489a69a0ba258b12aaa8855d6d6889cccd7f7ad0570e28b868411ed8a2fc65e28b06a8f40
- SSDEEP 768:z6LsoEEeegiZPvEhHSG+gSum/kLyMro2U97DTtOOtEvwDpjXjG/x4aP:z6QFElP6n+gLmddbMOtEvwDpjq/OaP
- TLSH T122732A72BBD90A62D6774F7089BB9173B527BD262830864D608DF3058E33746E960E0F
- MD5 SHA1 SHA512 SSDEEP TLSH