Analysis
- max time kernel
150s - max time network
150s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
16/05/2026, 01:25
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-05-16_8c6b7a5ff0c8762369ec2adf530a455a_bkransomware_elex_maze.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-05-16_8c6b7a5ff0c8762369ec2adf530a455a_bkransomware_elex_maze.exe
Resource
win11-20260513-en
windows11-21h2-x64
5 signatures
150 seconds
General
- Target 2026-05-16_8c6b7a5ff0c8762369ec2adf530a455a_bkransomware_elex_maze.exe
- Size 504KB
- Sample260516-bte6bacy9j
- SHA256 ac45f5a61b16c9487823731b0992aeb0b2eadaef3fac5f8d144248f00daa0e14
- MD5 8c6b7a5ff0c8762369ec2adf530a455a
- SHA1 12ffbb3095bf14503f1e8e5b414bcf2b18b75f76
- SHA512 055d1f65da421ef57cf58ffc0e756636b38d54e5daca83c5a8f3f450e3be06f49c1467071b9b554c4fb4d31611fe36cb0314cfcbdf46f2fd1c394d3af0ad9366
- SSDEEP 12288:diODG/K7WQye/T9PfoyBvLzpUdbe7N6KK3TsV:d3G/K7WQye/TNAylLzp2e7hK3Q
- TLSH T154B46C11A583E2B3D45201F273BFE13A6A317D690B3699E3F7874E1589F25B09932273
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 4 IoCs
pid Process 2888 pcgs23z9tufzxl8scyl.exe 1068 cxzpwxpqbvm.exe 2352 coicxngq.exe 1680 cxzpwxpqbvm.exe - Drops file in Windows directory 5 IoCs
description ioc Process File created C:\Windows\elwdyvvyjf\wy7vahj 2026-05-16_8c6b7a5ff0c8762369ec2adf530a455a_bkransomware_elex_maze.exe File created C:\Windows\elwdyvvyjf\wy7vahj pcgs23z9tufzxl8scyl.exe File created C:\Windows\elwdyvvyjf\wy7vahj cxzpwxpqbvm.exe File created C:\Windows\elwdyvvyjf\wy7vahj coicxngq.exe File created C:\Windows\elwdyvvyjf\wy7vahj cxzpwxpqbvm.exe - System Location Discovery: System Language Discovery 1 TTPs 3 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 2026-05-16_8c6b7a5ff0c8762369ec2adf530a455a_bkransomware_elex_maze.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language pcgs23z9tufzxl8scyl.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cxzpwxpqbvm.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1068 cxzpwxpqbvm.exe 1068 cxzpwxpqbvm.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe 2352 coicxngq.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1892 wrote to memory of 2888 1892 2026-05-16_8c6b7a5ff0c8762369ec2adf530a455a_bkransomware_elex_maze.exe 80 PID 1068 wrote to memory of 2352 1068 cxzpwxpqbvm.exe 82 PID 2888 wrote to memory of 1680 2888 pcgs23z9tufzxl8scyl.exe 83
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-05-16_8c6b7a5ff0c8762369ec2adf530a455a_bkransomware_elex_maze.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-16_8c6b7a5ff0c8762369ec2adf530a455a_bkransomware_elex_maze.exe"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1892 -
C:\elwdyvvyjf\pcgs23z9tufzxl8scyl.exe"C:\elwdyvvyjf\pcgs23z9tufzxl8scyl.exe"2⤵
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2888 -
C:\elwdyvvyjf\cxzpwxpqbvm.exe"C:\elwdyvvyjf\cxzpwxpqbvm.exe"3⤵
- Executes dropped EXE
- Drops file in Windows directory
PID:1680
-
-
-
C:\elwdyvvyjf\cxzpwxpqbvm.exeC:\elwdyvvyjf\cxzpwxpqbvm.exe1⤵
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1068 -
C:\elwdyvvyjf\coicxngq.exexohtgbcwpshh "c:\elwdyvvyjf\cxzpwxpqbvm.exe"2⤵
- Executes dropped EXE
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
PID:2352
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\elwdyvvyjf\pcgs23z9tufzxl8scyl.exe
- Size 504KB
- SHA256 ac45f5a61b16c9487823731b0992aeb0b2eadaef3fac5f8d144248f00daa0e14
- MD5 8c6b7a5ff0c8762369ec2adf530a455a
- SHA1 12ffbb3095bf14503f1e8e5b414bcf2b18b75f76
- SHA512 055d1f65da421ef57cf58ffc0e756636b38d54e5daca83c5a8f3f450e3be06f49c1467071b9b554c4fb4d31611fe36cb0314cfcbdf46f2fd1c394d3af0ad9366
- SSDEEP 12288:diODG/K7WQye/T9PfoyBvLzpUdbe7N6KK3TsV:d3G/K7WQye/TNAylLzp2e7hK3Q
- TLSH T154B46C11A583E2B3D45201F273BFE13A6A317D690B3699E3F7874E1589F25B09932273
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\elwdyvvyjf\wy7vahj
- Size 9B
- SHA256 79f451915dd2f9919d28ebc3a8728c9f90fbf0bc8ef9532cf25dde38b632b3ba
- MD5 9a27125d815856dbee3436a7f20f70cd
- SHA1 faa9e0afd1990531726499659746a038b68900be
- SHA512 b7f1db4e9549b1bea2386e14ee49e1103fbb2afae3dbc43253c4b965187e5e63bf6a4286c4ae28b4b026a8621ad2e295acfba315e1844ab618b787f9c17a3360
- MD5 SHA1 SHA512