Analysis
- max time kernel
150s - max time network
127s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
03/10/2026, 17:34
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
91c3695315e6811d095c84b177048584433b5dbef3d1bcd2db9cda4a6410eea4.exe
Resource
win10v2004-20260911-en
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
91c3695315e6811d095c84b177048584433b5dbef3d1bcd2db9cda4a6410eea4.exe
Resource
win11ltsc2024-20260911-en
7 signatures
150 seconds
General
- Target 91c3695315e6811d095c84b177048584433b5dbef3d1bcd2db9cda4a6410eea4.exe
- Size 7.0MB
- Sample261003-v5fqrstdje
- SHA256 91c3695315e6811d095c84b177048584433b5dbef3d1bcd2db9cda4a6410eea4
- MD5 20b59223150ded4932a74d98973d968b
- SHA1 88ec8014c1f0cd462ee3ca40e0bcc17679aa65a5
- SHA512 1b8ed5321cfc2c8f915754383769d45488cbc6b72b1da33cba57e3c8b061ae6219ff8a93dfbe674fa6644d3e1fef71c8f2c120a2ceed0fb7c55202cc4b990aa3
- SSDEEP 49152:urxLgVz2R6S+N4bt2f+PAh6V2HuepQRI6/bqeRyGZnAfI+IFUY/jcba6leVvwOTv:mwTWN2H2zqqzZAOU34UTg5/
- TLSH T1C8762813B850EC91EC401F7771D35A342D662F1059BCE26BEB546E2ABD718232B3B58E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
5/10
Malware Config
Signatures
- Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\msvcp71.dll 91c3695315e6811d095c84b177048584433b5dbef3d1bcd2db9cda4a6410eea4.exe File created C:\Windows\SysWOW64\msvcr71.dll 91c3695315e6811d095c84b177048584433b5dbef3d1bcd2db9cda4a6410eea4.exe - Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\ht_fft_demo.dll 91c3695315e6811d095c84b177048584433b5dbef3d1bcd2db9cda4a6410eea4.exe - 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 91c3695315e6811d095c84b177048584433b5dbef3d1bcd2db9cda4a6410eea4.exe - Modifies registry class 11 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\еçÒôÖúÊÖ\DefaultIcon\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\91c3695315e6811d095c84b177048584433b5dbef3d1bcd2db9cda4a6410eea4.exe,0" 91c3695315e6811d095c84b177048584433b5dbef3d1bcd2db9cda4a6410eea4.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.dyw 91c3695315e6811d095c84b177048584433b5dbef3d1bcd2db9cda4a6410eea4.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\еçÒôÖúÊÖ 91c3695315e6811d095c84b177048584433b5dbef3d1bcd2db9cda4a6410eea4.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\еçÒôÖúÊÖ\EditFlags = "2" 91c3695315e6811d095c84b177048584433b5dbef3d1bcd2db9cda4a6410eea4.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\еçÒôÖúÊÖ\Shell\Open\Command\ = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\91c3695315e6811d095c84b177048584433b5dbef3d1bcd2db9cda4a6410eea4.exe\" \"%1\"" 91c3695315e6811d095c84b177048584433b5dbef3d1bcd2db9cda4a6410eea4.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.dyw\ = "еçÒôÖúÊÖ" 91c3695315e6811d095c84b177048584433b5dbef3d1bcd2db9cda4a6410eea4.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\еçÒôÖúÊÖ\ = "еçÒôÖúÊÖ" 91c3695315e6811d095c84b177048584433b5dbef3d1bcd2db9cda4a6410eea4.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\еçÒôÖúÊÖ\Shell\Open\Command 91c3695315e6811d095c84b177048584433b5dbef3d1bcd2db9cda4a6410eea4.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\еçÒôÖúÊÖ\Shell 91c3695315e6811d095c84b177048584433b5dbef3d1bcd2db9cda4a6410eea4.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\еçÒôÖúÊÖ\Shell\Open 91c3695315e6811d095c84b177048584433b5dbef3d1bcd2db9cda4a6410eea4.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\еçÒôÖúÊÖ\DefaultIcon 91c3695315e6811d095c84b177048584433b5dbef3d1bcd2db9cda4a6410eea4.exe - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4588 91c3695315e6811d095c84b177048584433b5dbef3d1bcd2db9cda4a6410eea4.exe - Suspicious use of SendNotifyMessage 1 IoCs
pid Process 4588 91c3695315e6811d095c84b177048584433b5dbef3d1bcd2db9cda4a6410eea4.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4588 91c3695315e6811d095c84b177048584433b5dbef3d1bcd2db9cda4a6410eea4.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\91c3695315e6811d095c84b177048584433b5dbef3d1bcd2db9cda4a6410eea4.exe"C:\Users\Admin\AppData\Local\Temp\91c3695315e6811d095c84b177048584433b5dbef3d1bcd2db9cda4a6410eea4.exe"1⤵
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
PID:4588
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\config.dll
- Size 39B
- SHA256 c007215759f76a070940753de954925b7888044ec10ef9f22f2e79b8f2c170e5
- MD5 aea06aef6863ae4d1be53b75b904978a
- SHA1 014ec5f9a8622f2721b815b17f803134cf5fcd54
- SHA512 7c2b0e97c9cd71b75a9d4ad4ce3db5dd0446af6bb17cb22f89eca8fe702fcd0842c7f8c4e20b397f9e9d7c9940778239baacb3f38e50aee7652e6c10b923cb32
- MD5 SHA1 SHA512