Analysis
- max time kernel
150s - max time network
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
24/07/2026, 09:22
Behavioral task
behavioral1
Sample
2026-07-24_6ed5dc7200476cfa7fe19ca19d701726_coinminer_cryptolocker_elex.exe
Resource
win10v2004-20260513-en
8 signatures
150 seconds
General
- Target 2026-07-24_6ed5dc7200476cfa7fe19ca19d701726_coinminer_cryptolocker_elex.exe
- Size 53KB
- Sample260724-lb5clawhlc
- SHA256 478358d1201f60a795d95548287297c8c916158002944f58adb44184f0ce19ab
- MD5 6ed5dc7200476cfa7fe19ca19d701726
- SHA1 27589a03cc5e2c12de81d7a3605009694bd213cc
- SHA512 8425afba9192acd4b7018e2cd043bcf537f3348365773fed1bb242805cf9e110a3279d915e33fb8ba65c2126b33a55ca5b0fc01ed809c15651f5a23c3236f71d
- SSDEEP 768:bODOw9UiamWUB2preAr+OfjH/0STX73OBqgaz+I:bODOw9acifH+YgaCI
- TLSH T1D733A6387FE56972E37BEB7585F791C2A874B4223D15890D94CE57880833F62EC61A0E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detection of CryptoLocker Variants 5 IoCs
resource yara_rule behavioral2/memory/6108-0-0x0000000008000000-0x000000000800F000-memory.dmp CryptoLocker_rule2 behavioral2/memory/6108-3-0x0000000008000000-0x000000000800F000-memory.dmp CryptoLocker_rule2 behavioral2/files/0x001100000001122a-14.dat CryptoLocker_rule2 behavioral2/memory/4176-19-0x0000000008000000-0x000000000800F000-memory.dmp CryptoLocker_rule2 behavioral2/memory/4176-27-0x0000000008000000-0x000000000800F000-memory.dmp CryptoLocker_rule2 - UPX dump on OEP (original entry point) 5 IoCs
resource yara_rule behavioral2/memory/6108-0-0x0000000008000000-0x000000000800F000-memory.dmp UPX behavioral2/memory/6108-3-0x0000000008000000-0x000000000800F000-memory.dmp UPX behavioral2/files/0x001100000001122a-14.dat UPX behavioral2/memory/4176-19-0x0000000008000000-0x000000000800F000-memory.dmp UPX behavioral2/memory/4176-27-0x0000000008000000-0x000000000800F000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 4176 lossy.exe -
resource yara_rule behavioral2/memory/6108-0-0x0000000008000000-0x000000000800F000-memory.dmp upx behavioral2/memory/6108-3-0x0000000008000000-0x000000000800F000-memory.dmp upx behavioral2/files/0x001100000001122a-14.dat upx behavioral2/memory/4176-19-0x0000000008000000-0x000000000800F000-memory.dmp upx behavioral2/memory/4176-27-0x0000000008000000-0x000000000800F000-memory.dmp upx - 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 2026-07-24_6ed5dc7200476cfa7fe19ca19d701726_coinminer_cryptolocker_elex.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language lossy.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 6108 wrote to memory of 4176 6108 2026-07-24_6ed5dc7200476cfa7fe19ca19d701726_coinminer_cryptolocker_elex.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-24_6ed5dc7200476cfa7fe19ca19d701726_coinminer_cryptolocker_elex.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-24_6ed5dc7200476cfa7fe19ca19d701726_coinminer_cryptolocker_elex.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:6108 -
C:\Users\Admin\AppData\Local\Temp\lossy.exe"C:\Users\Admin\AppData\Local\Temp\lossy.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4176
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\lossy.exe
- Size 53KB
- SHA256 64f562756e112fce188acc4609d728fd18281927269abe5662080d60ad230743
- MD5 51e661a0bdd493323550ff78b7c3bead
- SHA1 33788f1a8272f24ae4c5838071b1616ea50c6edf
- SHA512 54842692e8898b0a924e95f7f34c312aad0ecbedc9d988f1af08dc1c340b7177f9f23f504f95a9da05634f77171e4ff22498be5873684be460a391d55b4e8f17
- SSDEEP 768:bODOw9UiamWUB2preAr+OfjH/0STX73OBqgaz+a:bODOw9acifH+YgaCa
- TLSH T1D233A6387FE56972E37BEB7585F791C2A874B4223D15890D94CE57880833F62EC61A0E
- MD5 SHA1 SHA512 SSDEEP TLSH