Analysis
- max time kernel
150s - max time network
113s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
27/07/2026, 05:13
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-07-27_9bc4564c855d69dbbd5d1cdf49049cd6_bkransomware_elex_maze_stealc.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-07-27_9bc4564c855d69dbbd5d1cdf49049cd6_bkransomware_elex_maze_stealc.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
5 signatures
150 seconds
General
- Target 2026-07-27_9bc4564c855d69dbbd5d1cdf49049cd6_bkransomware_elex_maze_stealc.exe
- Size 607KB
- Sample260727-fwfxvawsay
- SHA256 f8d20a488df0cd1348dbeb225ea58ac69f7b8abb110e26bfc4fe7ffeb31e8b07
- MD5 9bc4564c855d69dbbd5d1cdf49049cd6
- SHA1 7e9571ab01327d72de2ad211c57dfd7a5f151c00
- SHA512 0dce51815847616a7cfe253fc318997f4a01d2a7b7dcbd3514f6bad65ce425f254948bb25fbe62296150318cf4992bbfa92fed814ce96ba3c58e760edb742d92
- SSDEEP 12288:J1rM48woogWaxQvhE0bDSYfTXzHFoNCspOtV:J1rM48woogXQhEpY/Fo9OL
- TLSH T134D4920362084257ECE17D74121932E7E2359F356F215AB2F38C06BD39AD2BDDB9631A
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 4 IoCs
pid Process 3344 qe3zb0trcthtmdgfw.exe 1152 yfoftmk.exe 1160 cfiomaonhgm.exe 1116 yfoftmk.exe - Drops file in Windows directory 5 IoCs
description ioc Process File created C:\Windows\ybcndji\quaq2ddlgu 2026-07-27_9bc4564c855d69dbbd5d1cdf49049cd6_bkransomware_elex_maze_stealc.exe File created C:\Windows\ybcndji\quaq2ddlgu qe3zb0trcthtmdgfw.exe File created C:\Windows\ybcndji\quaq2ddlgu yfoftmk.exe File created C:\Windows\ybcndji\quaq2ddlgu cfiomaonhgm.exe File created C:\Windows\ybcndji\quaq2ddlgu yfoftmk.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 2026-07-27_9bc4564c855d69dbbd5d1cdf49049cd6_bkransomware_elex_maze_stealc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language qe3zb0trcthtmdgfw.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language yfoftmk.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1152 yfoftmk.exe 1152 yfoftmk.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe 1160 cfiomaonhgm.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 5644 wrote to memory of 3344 5644 2026-07-27_9bc4564c855d69dbbd5d1cdf49049cd6_bkransomware_elex_maze_stealc.exe 89 PID 1152 wrote to memory of 1160 1152 yfoftmk.exe 91 PID 3344 wrote to memory of 1116 3344 qe3zb0trcthtmdgfw.exe 92
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-27_9bc4564c855d69dbbd5d1cdf49049cd6_bkransomware_elex_maze_stealc.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-27_9bc4564c855d69dbbd5d1cdf49049cd6_bkransomware_elex_maze_stealc.exe"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5644 -
C:\ybcndji\qe3zb0trcthtmdgfw.exe"C:\ybcndji\qe3zb0trcthtmdgfw.exe"2⤵
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3344 -
C:\ybcndji\yfoftmk.exe"C:\ybcndji\yfoftmk.exe"3⤵
- Executes dropped EXE
- Drops file in Windows directory
PID:1116
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-
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C:\ybcndji\yfoftmk.exeC:\ybcndji\yfoftmk.exe1⤵
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1152 -
C:\ybcndji\cfiomaonhgm.exewbindyh0rqhz "c:\ybcndji\yfoftmk.exe"2⤵
- Executes dropped EXE
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
PID:1160
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\ybcndji\lksljahdky
- Size 4B
- SHA256 ba567b5dab66a65311b2543d97e1bf1e7eadb183ad6d9db1a35a659098c13a35
- MD5 b168c784a1fb7905d0a8fff947132441
- SHA1 190101f208ed2b5c5000b111e9f5d7f6399781e6
- SHA512 961dd450aba040fbd360568405d884421fad1f8500cc845f51c5d1771a6dfc4e99c9dfe4f359e3bb785440a5633c26c64f906b5a8e10bd0402799ec60e2fa375
- MD5 SHA1 SHA512
- Path C:\ybcndji\qe3zb0trcthtmdgfw.exe
- Size 607KB
- SHA256 f8d20a488df0cd1348dbeb225ea58ac69f7b8abb110e26bfc4fe7ffeb31e8b07
- MD5 9bc4564c855d69dbbd5d1cdf49049cd6
- SHA1 7e9571ab01327d72de2ad211c57dfd7a5f151c00
- SHA512 0dce51815847616a7cfe253fc318997f4a01d2a7b7dcbd3514f6bad65ce425f254948bb25fbe62296150318cf4992bbfa92fed814ce96ba3c58e760edb742d92
- SSDEEP 12288:J1rM48woogWaxQvhE0bDSYfTXzHFoNCspOtV:J1rM48woogXQhEpY/Fo9OL
- TLSH T134D4920362084257ECE17D74121932E7E2359F356F215AB2F38C06BD39AD2BDDB9631A
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\ybcndji\quaq2ddlgu
- Size 12B
- SHA256 3ec83e828e4bdc5c5c5419840f9af78318fe7a3559e002995bcf67cac33455f9
- MD5 c36abe652cb0d96fb82ec7a3f32d3374
- SHA1 2ce33ceffff7c0dc8bad1e52b3efac16cb9f5546
- SHA512 682d21901c26f4f0d0ffe8daafd7407910ac53a47f7eaeb9c0487cc415b2b2a024c916f0d00ac0ec40fc37e98faca694aa6480f91ad5cf73ce9172dc9ba46e70
- MD5 SHA1 SHA512