Analysis
- max time kernel
149s - max time network
163s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
20/04/2026, 04:35
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
3b7eedb4d413a14a448b970f2a7f87a1cda7ccc9c5ba013e990460cf9ad719bd.exe
Resource
win10v2004-20260130-en
10 signatures
150 seconds
General
- Target 3b7eedb4d413a14a448b970f2a7f87a1cda7ccc9c5ba013e990460cf9ad719bd.exe
- Size 6.9MB
- Sample260420-e7s6wag16l
- SHA256 3b7eedb4d413a14a448b970f2a7f87a1cda7ccc9c5ba013e990460cf9ad719bd
- MD5 4f852ab9bf31ca74c180caec1695a994
- SHA1 b337918e1e2595f56b96a12518b27d1b15667627
- SHA512 1eb6619b950d06f95ae86eff7d8b060023e0bd76ee3b4e6200c97ec8704a6faeab0ae3cde7e89c7bbed1bb9981179d2b0ad2a9221162ed08fd26052cfdf2a463
- SSDEEP 196608:WpRFlTqBtz2zq2+0KqkOF6jtdsMsCOkO:IpTO0b7EdxO
- TLSH T1A1762362B6D144F6D612973088A26B39FB71BB020F35CBD74361CE696D33290EE37256
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Drops file in Drivers directory 2 IoCs
description ioc Process File created C:\Windows\system32\drivers\pdc64.sys 3b7eedb4d413a14a448b970f2a7f87a1cda7ccc9c5ba013e990460cf9ad719bd.exe File opened for modification C:\Windows\system32\drivers\pdc64.sys 3b7eedb4d413a14a448b970f2a7f87a1cda7ccc9c5ba013e990460cf9ad719bd.exe - Executes dropped EXE 2 IoCs
pid Process 1556 VMDisk_d64.sys 3696 pdc64.sys -
resource yara_rule behavioral2/memory/4136-2-0x0000000010000000-0x0000000010071000-memory.dmp vmprotect behavioral2/memory/4136-4-0x0000000010000000-0x0000000010071000-memory.dmp vmprotect behavioral2/files/0x001b00000002b429-15.dat vmprotect behavioral2/memory/1556-19-0x0000000000010000-0x0000000000072000-memory.dmp vmprotect - Drops file in System32 directory 1 IoCs
description ioc Process File created C:\Windows\system32\VMDisk_d64.sys 3b7eedb4d413a14a448b970f2a7f87a1cda7ccc9c5ba013e990460cf9ad719bd.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 3b7eedb4d413a14a448b970f2a7f87a1cda7ccc9c5ba013e990460cf9ad719bd.exe - Suspicious behavior: EnumeratesProcesses 18 IoCs
pid Process 4136 3b7eedb4d413a14a448b970f2a7f87a1cda7ccc9c5ba013e990460cf9ad719bd.exe 4136 3b7eedb4d413a14a448b970f2a7f87a1cda7ccc9c5ba013e990460cf9ad719bd.exe 4136 3b7eedb4d413a14a448b970f2a7f87a1cda7ccc9c5ba013e990460cf9ad719bd.exe 4136 3b7eedb4d413a14a448b970f2a7f87a1cda7ccc9c5ba013e990460cf9ad719bd.exe 4136 3b7eedb4d413a14a448b970f2a7f87a1cda7ccc9c5ba013e990460cf9ad719bd.exe 4136 3b7eedb4d413a14a448b970f2a7f87a1cda7ccc9c5ba013e990460cf9ad719bd.exe 4136 3b7eedb4d413a14a448b970f2a7f87a1cda7ccc9c5ba013e990460cf9ad719bd.exe 4136 3b7eedb4d413a14a448b970f2a7f87a1cda7ccc9c5ba013e990460cf9ad719bd.exe 4136 3b7eedb4d413a14a448b970f2a7f87a1cda7ccc9c5ba013e990460cf9ad719bd.exe 4136 3b7eedb4d413a14a448b970f2a7f87a1cda7ccc9c5ba013e990460cf9ad719bd.exe 4136 3b7eedb4d413a14a448b970f2a7f87a1cda7ccc9c5ba013e990460cf9ad719bd.exe 4136 3b7eedb4d413a14a448b970f2a7f87a1cda7ccc9c5ba013e990460cf9ad719bd.exe 4136 3b7eedb4d413a14a448b970f2a7f87a1cda7ccc9c5ba013e990460cf9ad719bd.exe 4136 3b7eedb4d413a14a448b970f2a7f87a1cda7ccc9c5ba013e990460cf9ad719bd.exe 4136 3b7eedb4d413a14a448b970f2a7f87a1cda7ccc9c5ba013e990460cf9ad719bd.exe 4136 3b7eedb4d413a14a448b970f2a7f87a1cda7ccc9c5ba013e990460cf9ad719bd.exe 4136 3b7eedb4d413a14a448b970f2a7f87a1cda7ccc9c5ba013e990460cf9ad719bd.exe 4136 3b7eedb4d413a14a448b970f2a7f87a1cda7ccc9c5ba013e990460cf9ad719bd.exe - Suspicious behavior: LoadsDriver 3 IoCs
pid Process 684 Process not Found 684 Process not Found 684 Process not Found - Suspicious behavior: RenamesItself 1 IoCs
pid Process 4136 3b7eedb4d413a14a448b970f2a7f87a1cda7ccc9c5ba013e990460cf9ad719bd.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4136 3b7eedb4d413a14a448b970f2a7f87a1cda7ccc9c5ba013e990460cf9ad719bd.exe Token: SeDebugPrivilege 4136 3b7eedb4d413a14a448b970f2a7f87a1cda7ccc9c5ba013e990460cf9ad719bd.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4136 3b7eedb4d413a14a448b970f2a7f87a1cda7ccc9c5ba013e990460cf9ad719bd.exe 4136 3b7eedb4d413a14a448b970f2a7f87a1cda7ccc9c5ba013e990460cf9ad719bd.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\3b7eedb4d413a14a448b970f2a7f87a1cda7ccc9c5ba013e990460cf9ad719bd.exe"C:\Users\Admin\AppData\Local\Temp\3b7eedb4d413a14a448b970f2a7f87a1cda7ccc9c5ba013e990460cf9ad719bd.exe"1⤵
- Drops file in Drivers directory
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4136
-
C:\Windows\system32\VMDisk_d64.sysC:\Windows\system32\VMDisk_d64.sys1⤵
- Executes dropped EXE
PID:1556
-
C:\Windows\system32\drivers\pdc64.sysC:\Windows\system32\drivers\pdc64.sys1⤵
- Executes dropped EXE
PID:3696
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\System32\drivers\pdc64.sys
- Size 214KB
- SHA256 6514eb5f3e3ea445cf0c804a85e4a7d686a9a798990450bbb75d24daa838b9c5
- MD5 256180a2e2525313861f1b673b1762ce
- SHA1 a886c4e98a97bf0de12a477c3f223897203f3649
- SHA512 2cc28acdd20c5f57b1ed0e11cca277c8f479a0f04b06aec96038103432c8dccb8c56ba7870ab7cba4ae525198463b9a8ad2cf1649946952be171f3631bfa1a25
- SSDEEP 6144:Zk1uNbhp0a3U+5/f17kz++OX0KZuZ6ONTRoy559byWFMZC:ZXhq+NkC1+TRoq59b16ZC
- TLSH T18F24126700E44807EC4B0570984ADBF34EF9B62FDB8895853D9976B968C37E84B0DE27
- MD5 SHA1 SHA512 SSDEEP TLSH