Analysis
- max time kernel
150s - max time network
135s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
04/08/2026, 07:56
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-04_29c77a753178b695935c6dfd43fe4419_bkransomware_elex_hawkeye_maze_remcos.exe
Resource
win10v2004-20260513-en
5 signatures
150 seconds
General
- Target 2026-08-04_29c77a753178b695935c6dfd43fe4419_bkransomware_elex_hawkeye_maze_remcos.exe
- Size 469KB
- Sample260804-js422sam8z
- SHA256 7ddf5e64b20f378d53dae93f08f0d1d296ad172fa1863f81fc3de222289df6f5
- MD5 29c77a753178b695935c6dfd43fe4419
- SHA1 17e5b8817d48a091bac022b9abb63e6d0aedce40
- SHA512 efcc20bb0c3614eebe2785c8275097bd84f52b3c7d670a4731e33e7ae6ec5874dab6fbed6eadfc98f638243dec41e8c9de863a6a62005f8a566cd3288516469e
- SSDEEP 6144:GoyZmTAsfJFakxaLjcMkc0Cax1P8Gp6bYA0w601+dNT9/0626ASkVOAFb4:GoyIJsMPrP5p6bYboEdNy
- TLSH T178A4190277E89135F2F31B31AEB992615A7ABC719D35D20F23D41A0D0DB0A90EA75B73
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 5 IoCs
resource yara_rule behavioral2/memory/5076-1-0x00000000023D0000-0x00000000023E5000-memory.dmp UPX behavioral2/memory/5076-2-0x00000000023D0000-0x00000000023E5000-memory.dmp UPX behavioral2/memory/5076-5-0x00000000023D0000-0x00000000023E5000-memory.dmp UPX behavioral2/memory/5076-17-0x00000000023D0000-0x00000000023E5000-memory.dmp UPX behavioral2/memory/5076-21-0x00000000023D0000-0x00000000023E5000-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 2026-08-04_29c77a753178b695935c6dfd43fe4419_bkransomware_elex_hawkeye_maze_remcos.exe File opened for modification C:\autorun.inf 2026-08-04_29c77a753178b695935c6dfd43fe4419_bkransomware_elex_hawkeye_maze_remcos.exe File created F:\autorun.inf 2026-08-04_29c77a753178b695935c6dfd43fe4419_bkransomware_elex_hawkeye_maze_remcos.exe File opened for modification F:\autorun.inf 2026-08-04_29c77a753178b695935c6dfd43fe4419_bkransomware_elex_hawkeye_maze_remcos.exe -
resource yara_rule behavioral2/memory/5076-1-0x00000000023D0000-0x00000000023E5000-memory.dmp upx behavioral2/memory/5076-2-0x00000000023D0000-0x00000000023E5000-memory.dmp upx behavioral2/memory/5076-5-0x00000000023D0000-0x00000000023E5000-memory.dmp upx behavioral2/memory/5076-17-0x00000000023D0000-0x00000000023E5000-memory.dmp upx behavioral2/memory/5076-21-0x00000000023D0000-0x00000000023E5000-memory.dmp upx - Program crash 1 IoCs
pid pid_target Process procid_target 5456 5076 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 2026-08-04_29c77a753178b695935c6dfd43fe4419_bkransomware_elex_hawkeye_maze_remcos.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-04_29c77a753178b695935c6dfd43fe4419_bkransomware_elex_hawkeye_maze_remcos.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-04_29c77a753178b695935c6dfd43fe4419_bkransomware_elex_hawkeye_maze_remcos.exe"1⤵
- Drops autorun.inf file
- System Location Discovery: System Language Discovery
PID:5076 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5076 -s 6522⤵
- Program crash
PID:5456
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 5076 -ip 50761⤵PID:5924