Analysis
- max time kernel
148s - max time network
141s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
16/08/2026, 17:13
Static task
static1
3 signatures
Behavioral task
behavioral1
Sample
2026-08-16_a7010ae3a463e4b78c1c4590b9554872_coinminer_cryptolocker_elex.exe
Resource
win10v2004-20260513-en
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-16_a7010ae3a463e4b78c1c4590b9554872_coinminer_cryptolocker_elex.exe
Resource
win11ltsc2024-20260709-en
9 signatures
150 seconds
General
- Target 2026-08-16_a7010ae3a463e4b78c1c4590b9554872_coinminer_cryptolocker_elex.exe
- Size 33KB
- Sample260816-vreljssfmd
- SHA256 3c7ae659685ff92fa1b7a3b693af1dd7278ee2f15e6dce91a41af2f632291c3c
- MD5 a7010ae3a463e4b78c1c4590b9554872
- SHA1 e32926a657afaf8434eef485c93e7fcc710f2451
- SHA512 eec5a56eeaf3f8b1ee8ba5b3fc858d37c0c42ad51d9c8e9afb09978516ca63de8f4abef29376ec2f0d521e67a62c0333c8f695cbb3f78cc64ef6c39a8f96ec04
- SSDEEP 768:jOb2gOo0mw18ae8MrQRN7DTtOOtEvwDpj+G/x4aX:jKUog898rfMOtEvwDpjx/OaX
- TLSH T104F24B60A7CD15A5E33B9B71C9BE96B27527BC553C10A94C11CDF3068C33762A8A1E1F
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detection of CryptoLocker Variants 4 IoCs
resource yara_rule behavioral2/memory/4200-0-0x0000000000500000-0x0000000000514000-memory.dmp CryptoLocker_rule2 behavioral2/files/0x000a000000011390-13.dat CryptoLocker_rule2 behavioral2/memory/4200-18-0x0000000000500000-0x0000000000514000-memory.dmp CryptoLocker_rule2 behavioral2/memory/4444-54-0x0000000000500000-0x0000000000514000-memory.dmp CryptoLocker_rule2 - Detection of Cryptolocker Samples 2 IoCs
resource yara_rule behavioral2/memory/4200-18-0x0000000000500000-0x0000000000514000-memory.dmp CryptoLocker_set1 behavioral2/memory/4444-54-0x0000000000500000-0x0000000000514000-memory.dmp CryptoLocker_set1 - Detects executables built or packed with MPress PE compressor 4 IoCs
resource yara_rule behavioral2/memory/4200-0-0x0000000000500000-0x0000000000514000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/files/0x000a000000011390-13.dat INDICATOR_EXE_Packed_MPress behavioral2/memory/4200-18-0x0000000000500000-0x0000000000514000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/memory/4444-54-0x0000000000500000-0x0000000000514000-memory.dmp INDICATOR_EXE_Packed_MPress - UPX dump on OEP (original entry point) 2 IoCs
resource yara_rule behavioral2/memory/4200-18-0x0000000000500000-0x0000000000514000-memory.dmp UPX behavioral2/memory/4444-54-0x0000000000500000-0x0000000000514000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 4444 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 2026-08-16_a7010ae3a463e4b78c1c4590b9554872_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 4200 wrote to memory of 4444 4200 2026-08-16_a7010ae3a463e4b78c1c4590b9554872_coinminer_cryptolocker_elex.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-16_a7010ae3a463e4b78c1c4590b9554872_coinminer_cryptolocker_elex.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-16_a7010ae3a463e4b78c1c4590b9554872_coinminer_cryptolocker_elex.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4200 -
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:4444
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\asih.exe
- Size 33KB
- SHA256 065161ee3053a935b901e40a4bcb2ef8438a199d08363efce61bdc66d7303982
- MD5 62c1f8023373fbcc4000906823026b66
- SHA1 29c9cfeb993a2ef250e0a8b578305c6044c53a3b
- SHA512 6cb899053400cd3dcd9b12bcc964b5ffcf95fe743751eee319c109456f610466e460f302a3a8f4b57af5bdfb7500e239e4ef07b28be9d0b59c20260730fe0469
- SSDEEP 768:jOb2gOo0mw18ae8MrQRN7DTtOOtEvwDpj+G/x4aqb:jKUog898rfMOtEvwDpjx/Oaqb
- TLSH T11DF23B60A7CD15A5E33B9B71C9BE96B27527BC553C10A94C11CDF3068C33762A8A1E1F
- MD5 SHA1 SHA512 SSDEEP TLSH