Analysis
- max time kernel
148s - max time network
133s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
20/08/2026, 03:11
Static task
static1
2 signatures
Behavioral task
behavioral1
Sample
2026-08-20_2e1d01d55d726126d17f955efd59fad0_cryptolocker_elex.exe
Resource
win10v2004-20260513-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-20_2e1d01d55d726126d17f955efd59fad0_cryptolocker_elex.exe
Resource
win11ltsc2024-20260709-en
5 signatures
150 seconds
General
- Target 2026-08-20_2e1d01d55d726126d17f955efd59fad0_cryptolocker_elex.exe
- Size 47KB
- Sample260820-dpk7wadr3v
- SHA256 87d6120474f107899382f0447400821f09ea55c9664d58664659c56167720c92
- MD5 2e1d01d55d726126d17f955efd59fad0
- SHA1 f2a9356fd08cc09b530312dae51bd7309f73af8c
- SHA512 aed5b3930ce68d8d755835ad6c30d20413eb16f5f66022f62c9b102bc8997a3104178b619db83fc50848711a9c9ba24d8e161f3f2685782db1612d9130c61f62
- SSDEEP 768:bxNQIE0eBhkL2Fo1Cbw4fj6lgMAeWwxwSDyrpOlRPq2M:bxNrC7kYo1A577elxwS6OLa
- TLSH T18823FA38AED52972D3BBDAB5C9F651C7B879B4623A018C4E50CB17440C23F17EDA161E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detection of CryptoLocker Variants 4 IoCs
resource yara_rule behavioral2/memory/784-2-0x0000000008000000-0x0000000008009000-memory.dmp CryptoLocker_rule2 behavioral2/files/0x000e00000001b1d0-13.dat CryptoLocker_rule2 behavioral2/memory/708-18-0x0000000008000000-0x0000000008009000-memory.dmp CryptoLocker_rule2 behavioral2/memory/708-26-0x0000000008000000-0x0000000008009000-memory.dmp CryptoLocker_rule2 - Executes dropped EXE 1 IoCs
pid Process 708 pissa.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 2026-08-20_2e1d01d55d726126d17f955efd59fad0_cryptolocker_elex.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language pissa.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 784 wrote to memory of 708 784 2026-08-20_2e1d01d55d726126d17f955efd59fad0_cryptolocker_elex.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-20_2e1d01d55d726126d17f955efd59fad0_cryptolocker_elex.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-20_2e1d01d55d726126d17f955efd59fad0_cryptolocker_elex.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:784 -
C:\Users\Admin\AppData\Local\Temp\pissa.exe"C:\Users\Admin\AppData\Local\Temp\pissa.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:708
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\pissa.exe
- Size 47KB
- SHA256 54615e14d7d2e42a1db21c0aba3af54c062857c0f287aa1c3c0f1c7b5540be40
- MD5 b54b42d27b9713b7e438fc0c69a231a2
- SHA1 e3596e5ba08a4bfae0aed9777ca969cd0a1b07dc
- SHA512 9e05dd6a3c315484f779c1dfcbb12f484765c05c08401cb8a8eb870164c11005d384842a48be61827ca2f3635d16975047d25f0a3e5f26b761bad00e77cfb8f5
- SSDEEP 768:bxNQIE0eBhkL2Fo1Cbw4fj6lgMAeWwxwSDyrpOlRPq2a:bxNrC7kYo1A577elxwS6OL8
- TLSH T1A723FB38AED52972E3BBDAB5C9F651C7B879B4623A018C4E50CB17440C23F17EDA161E
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\pissec.exe
- Size 114B
- SHA256 6dc9c7fc93bb488bb0520a6c780a8d3c0fb5486a4711aca49b4c53fac7393023
- MD5 e89f75f918dbdcee28604d4e09dd71d7
- SHA1 f9d9055e9878723a12063b47d4a1a5f58c3eb1e9
- SHA512 8df0ab2e3679b64a6174deff4259ae5680f88e3ae307e0ea2dfff88ec4ba14f3477c9fe3a5aa5da3a8e857601170a5108ed75f6d6975958ac7a314e4a336aed0
- TLSH T1EEB092DDBC61E48018E535511EA3B60D146A22EBB9018B4018C00836A96035F8D0AAC5
- MD5 SHA1 SHA512 TLSH