Analysis
- max time kernel
148s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
08/08/2026, 09:23
Static task
static1
4 signatures
Behavioral task
behavioral1
Sample
2026-08-08_302530cb15408e6552285aceeb969c24_cryptolocker_elex.exe
Resource
win10v2004-20260513-en
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-08_302530cb15408e6552285aceeb969c24_cryptolocker_elex.exe
Resource
win11ltsc2024-20260709-en
7 signatures
150 seconds
General
- Target 2026-08-08_302530cb15408e6552285aceeb969c24_cryptolocker_elex.exe
- Size 34KB
- Sample260808-lcqwlacp7x
- SHA256 60a8f31de0372e3f3ef7f24e5cd55713fdb66d3f10e8e4c2c3e4e395ace5821f
- MD5 302530cb15408e6552285aceeb969c24
- SHA1 16bdf0ff3edfc735ab5d0cf7b970e8b8c5b4e6f4
- SHA512 9bd350837647d1a759719e2665840dfea0b689c31d88d1c7b8a10e27a26819b569f102ba571eb6b66ac174e2b78a4ddf349a84165b12ee3a35c452680894fc3f
- SSDEEP 384:l0VkMq01bJ3wtEwPS8HLEh+Jagz+3be+26a4rIcVRYp055TOtOOtEvwDpjqIGR5d:lQz7yVEhs9+4uR1bytOOtEvwDpjWkrC
- TLSH T103F25E73BFC50916E0131B70A9BFC652A757BC8A3931554EE64A33068E3374299A1C6F
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detection of CryptoLocker Variants 4 IoCs
resource yara_rule behavioral2/memory/4324-0-0x0000000000500000-0x0000000000510000-memory.dmp CryptoLocker_rule2 behavioral2/memory/4324-3-0x0000000000500000-0x0000000000510000-memory.dmp CryptoLocker_rule2 behavioral2/files/0x000600000001b714-14.dat CryptoLocker_rule2 behavioral2/memory/1220-20-0x0000000000500000-0x0000000000510000-memory.dmp CryptoLocker_rule2 - Detection of Cryptolocker Samples 4 IoCs
resource yara_rule behavioral2/memory/4324-0-0x0000000000500000-0x0000000000510000-memory.dmp CryptoLocker_set1 behavioral2/memory/4324-3-0x0000000000500000-0x0000000000510000-memory.dmp CryptoLocker_set1 behavioral2/files/0x000600000001b714-14.dat CryptoLocker_set1 behavioral2/memory/1220-20-0x0000000000500000-0x0000000000510000-memory.dmp CryptoLocker_set1 - Detects executables built or packed with MPress PE compressor 4 IoCs
resource yara_rule behavioral2/memory/4324-0-0x0000000000500000-0x0000000000510000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/memory/4324-3-0x0000000000500000-0x0000000000510000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/files/0x000600000001b714-14.dat INDICATOR_EXE_Packed_MPress behavioral2/memory/1220-20-0x0000000000500000-0x0000000000510000-memory.dmp INDICATOR_EXE_Packed_MPress - Executes dropped EXE 1 IoCs
pid Process 1220 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 misid.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-08-08_302530cb15408e6552285aceeb969c24_cryptolocker_elex.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4324 wrote to memory of 1220 4324 2026-08-08_302530cb15408e6552285aceeb969c24_cryptolocker_elex.exe 88
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-08_302530cb15408e6552285aceeb969c24_cryptolocker_elex.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-08_302530cb15408e6552285aceeb969c24_cryptolocker_elex.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4324 -
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:1220
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\misid.exe
- Size 34KB
- SHA256 bd2b65497e10cc56a6b8a113ec79da8f457d48f6ca2736fba935af502be6b101
- MD5 d8f4dc744491a9221f2a8d574be7ac7c
- SHA1 da65026d9f073ed284f8579f6bc505311e12146b
- SHA512 cdfd55305794af85bb7c189f15036eabd43e8924ba4547c48065df95a62a3ded916cb0263662a547836b50c395398748a74bff998ad7f9b01097ae2f296db1d9
- SSDEEP 384:l0VkMq01bJ3wtEwPS8HLEh+Jagz+3be+26a4rIcVRYp055TOtOOtEvwDpjqIGR5k:lQz7yVEhs9+4uR1bytOOtEvwDpjWkrn
- TLSH T10DF26E33BFC50916E0231B70A9FFC652A757BC8A3931554EE64A33068E3374299A1D6F
- MD5 SHA1 SHA512 SSDEEP TLSH