Analysis
- max time kernel
148s - max time network
143s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
25/09/2026, 13:34
Behavioral task
behavioral1
Sample
fc1b6ff98d28dc2f2a4a750c77de5593bbe8c458e686e11790e16ecf3ef6bdb1.dll
Resource
win10v2004-20260911-en
4 signatures
150 seconds
General
- Target fc1b6ff98d28dc2f2a4a750c77de5593bbe8c458e686e11790e16ecf3ef6bdb1.dll
- Size 6.2MB
- Sample260925-qt6etsxcmf
- SHA256 fc1b6ff98d28dc2f2a4a750c77de5593bbe8c458e686e11790e16ecf3ef6bdb1
- MD5 b2bf1dcfdf4826b8ea715112151a7fa8
- SHA1 4931ff2bb9d0fd5cae5405819696d01f768ca109
- SHA512 cf7152acee29021b0516cbe0d76eadb4218b8098fb3bc0ca4fb4f29511014f6e2481285f5f1e86864e3092e41ab3a5c1c9d6098c1ee71103b4878ae77d239e34
- SSDEEP 196608:jRnkpJVeMAnbAnnz42dY1ZRg+cm+Ah/2b:dkpH3n1+g8+Ad2
- TLSH T1CA5623632165159CE4E5DC3F853BBED471F6126BAA43B8B4BD9778D026329E0E313883
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
-
resource yara_rule behavioral2/memory/4552-0-0x0000000010000000-0x0000000010BAA000-memory.dmp vmprotect behavioral2/memory/4552-2-0x0000000010000000-0x0000000010BAA000-memory.dmp vmprotect -
resource yara_rule behavioral2/memory/4552-3-0x0000000000710000-0x000000000071B000-memory.dmp upx behavioral2/memory/4552-4-0x0000000000710000-0x000000000071B000-memory.dmp upx - 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 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4948 wrote to memory of 4552 4948 rundll32.exe 88
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\fc1b6ff98d28dc2f2a4a750c77de5593bbe8c458e686e11790e16ecf3ef6bdb1.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4948 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\fc1b6ff98d28dc2f2a4a750c77de5593bbe8c458e686e11790e16ecf3ef6bdb1.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:4552
-