Analysis
- max time kernel
149s - max time network
154s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
17/04/2026, 04:25
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-04-17_a7687ccb0a4b6c13251b79ad0628e6a4_bkransomware_elex_hawkeye_maze_remcos.exe
Resource
win10v2004-20260130-en
5 signatures
150 seconds
General
- Target 2026-04-17_a7687ccb0a4b6c13251b79ad0628e6a4_bkransomware_elex_hawkeye_maze_remcos.exe
- Size 474KB
- Sample260417-e15lbsat8t
- SHA256 d13b92abc8c0468a6b161647eef0bc6da7a0fae62da3df9c206b56348096cede
- MD5 a7687ccb0a4b6c13251b79ad0628e6a4
- SHA1 8c3198c35cd96cadccca8a8e2c929d3f31bcdae5
- SHA512 90bdc81fbeeefb379a2f9455dc1eb7789ea32479b96fd57c0a4e33ab5460f3aa4c8d0fabd8c2924fe8ad4ccc2efedc7f3193607f90e52b03d2ae391749c156a4
- SSDEEP 6144:vv9/qzrnuGXBCzraOjHElFnRdOsNtns8ciWPbDm6N9RFbRA:vg49H61RgsNtbAde
- TLSH T18AA41902B7E99134F2F31B31AFB592655A7ABD629D35C60F23D41A0D0DB0980EA74B73
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 5 IoCs
resource yara_rule behavioral2/memory/2832-2-0x0000000000740000-0x0000000000755000-memory.dmp UPX behavioral2/memory/2832-1-0x0000000000740000-0x0000000000755000-memory.dmp UPX behavioral2/memory/2832-3-0x0000000000740000-0x0000000000755000-memory.dmp UPX behavioral2/memory/2832-5-0x0000000000740000-0x0000000000755000-memory.dmp UPX behavioral2/memory/2832-23-0x0000000000740000-0x0000000000755000-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 2026-04-17_a7687ccb0a4b6c13251b79ad0628e6a4_bkransomware_elex_hawkeye_maze_remcos.exe File opened for modification C:\autorun.inf 2026-04-17_a7687ccb0a4b6c13251b79ad0628e6a4_bkransomware_elex_hawkeye_maze_remcos.exe File created F:\autorun.inf 2026-04-17_a7687ccb0a4b6c13251b79ad0628e6a4_bkransomware_elex_hawkeye_maze_remcos.exe File opened for modification F:\autorun.inf 2026-04-17_a7687ccb0a4b6c13251b79ad0628e6a4_bkransomware_elex_hawkeye_maze_remcos.exe -
resource yara_rule behavioral2/memory/2832-2-0x0000000000740000-0x0000000000755000-memory.dmp upx behavioral2/memory/2832-1-0x0000000000740000-0x0000000000755000-memory.dmp upx behavioral2/memory/2832-3-0x0000000000740000-0x0000000000755000-memory.dmp upx behavioral2/memory/2832-5-0x0000000000740000-0x0000000000755000-memory.dmp upx behavioral2/memory/2832-23-0x0000000000740000-0x0000000000755000-memory.dmp upx - Program crash 1 IoCs
pid pid_target Process procid_target 2516 2832 WerFault.exe 78 - 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 2026-04-17_a7687ccb0a4b6c13251b79ad0628e6a4_bkransomware_elex_hawkeye_maze_remcos.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-04-17_a7687ccb0a4b6c13251b79ad0628e6a4_bkransomware_elex_hawkeye_maze_remcos.exe"C:\Users\Admin\AppData\Local\Temp\2026-04-17_a7687ccb0a4b6c13251b79ad0628e6a4_bkransomware_elex_hawkeye_maze_remcos.exe"1⤵
- Drops autorun.inf file
- System Location Discovery: System Language Discovery
PID:2832 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2832 -s 5722⤵
- Program crash
PID:2516
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2832 -ip 28321⤵PID:2428