Analysis
- max time kernel
150s - max time network
144s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
19/08/2026, 22:53
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-19_5211bf390945fa604da66375ce692c5c_bkransomware_elex_hawkeye_maze_remcos.exe
Resource
win10v2004-20260513-en
5 signatures
150 seconds
General
- Target 2026-08-19_5211bf390945fa604da66375ce692c5c_bkransomware_elex_hawkeye_maze_remcos.exe
- Size 474KB
- Sample260819-2vcdxsvflb
- SHA256 024b300799c6f9899194ffb8a3992f4a420391d678e0eb6053e73a8ed3033fb4
- MD5 5211bf390945fa604da66375ce692c5c
- SHA1 db7de5b727b95dd659543d10f99003468e303c49
- SHA512 c624eff12f04617296944b67be9a2dabbbc3046eca86dfc823f2e3ed6a14da589b5f7ace56b8f2a68ce779e3d31d7b1d25dbca424e20401e94d7e868ad11a18f
- SSDEEP 6144:Ev9/qzrnuGXBCzraOjHElFnRdOsNtns8ciWPbDm6N9RFwRA:Eg49H61RgsNtbAd9
- TLSH T1E1A41902B7E99134F2F31B31AFB592655A7ABD629D35C60F23D41A0D0DB0980EA74B73
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/5116-1-0x00000000022A0000-0x00000000022B5000-memory.dmp UPX behavioral2/memory/5116-2-0x00000000022A0000-0x00000000022B5000-memory.dmp UPX behavioral2/memory/5116-3-0x00000000022A0000-0x00000000022B5000-memory.dmp UPX behavioral2/memory/5116-5-0x00000000022A0000-0x00000000022B5000-memory.dmp UPX behavioral2/memory/5116-8-0x00000000022A0000-0x00000000022B5000-memory.dmp UPX behavioral2/memory/5116-22-0x00000000022A0000-0x00000000022B5000-memory.dmp UPX - Drops autorun.inf file 1 TTPs 4 IoCs
Malware can abuse Windows Autorun to spread further via attached volumes.
description ioc Process File created C:\autorun.inf 2026-08-19_5211bf390945fa604da66375ce692c5c_bkransomware_elex_hawkeye_maze_remcos.exe File opened for modification C:\autorun.inf 2026-08-19_5211bf390945fa604da66375ce692c5c_bkransomware_elex_hawkeye_maze_remcos.exe File created F:\autorun.inf 2026-08-19_5211bf390945fa604da66375ce692c5c_bkransomware_elex_hawkeye_maze_remcos.exe File opened for modification F:\autorun.inf 2026-08-19_5211bf390945fa604da66375ce692c5c_bkransomware_elex_hawkeye_maze_remcos.exe -
resource yara_rule behavioral2/memory/5116-1-0x00000000022A0000-0x00000000022B5000-memory.dmp upx behavioral2/memory/5116-2-0x00000000022A0000-0x00000000022B5000-memory.dmp upx behavioral2/memory/5116-3-0x00000000022A0000-0x00000000022B5000-memory.dmp upx behavioral2/memory/5116-5-0x00000000022A0000-0x00000000022B5000-memory.dmp upx behavioral2/memory/5116-8-0x00000000022A0000-0x00000000022B5000-memory.dmp upx behavioral2/memory/5116-22-0x00000000022A0000-0x00000000022B5000-memory.dmp upx - Program crash 1 IoCs
pid pid_target Process procid_target 1772 5116 WerFault.exe 88 - System Location Discovery: System Language Discovery 1 TTPs 1 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 2026-08-19_5211bf390945fa604da66375ce692c5c_bkransomware_elex_hawkeye_maze_remcos.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-19_5211bf390945fa604da66375ce692c5c_bkransomware_elex_hawkeye_maze_remcos.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-19_5211bf390945fa604da66375ce692c5c_bkransomware_elex_hawkeye_maze_remcos.exe"1⤵
- Drops autorun.inf file
- System Location Discovery: System Language Discovery
PID:5116 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5116 -s 5962⤵
- Program crash
PID:1772
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 392 -p 5116 -ip 51161⤵PID:1820