Analysis
- user interaction
yes - max time kernel
298s - max time network
92s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
20/08/2026, 07:33
Static task
static1
2 signatures
Behavioral task
behavioral1
Sample
sample.7z
Resource
win10v2004-20260513-en
6 signatures
300 seconds
Behavioral task
behavioral2
Sample
sample.7z
Resource
win11ltsc2024-20260709-en
4 signatures
300 seconds
General
- Target sample.7z
- Size 1.7MB
- Sample260820-jdwgcsvwct
- SHA256 27b2e13bfcb8de5078f1f8c0af861e513161c0e17812a9776911073d79742924
- MD5 e5a6df9fd02274a9ac50de6d44484cda
- SHA1 0019d4775ccbbdc2fff708278caecce4741e2aa9
- SHA512 3aa2a4045536b94d6ee11f0343cea2f9163a7a072abf6a8efed2d77cf937080c8ca29274e59036788962268a8738571497ae6ca640b21ec1e25c2decb6995dd5
- SSDEEP 49152:YTea2NHBN29bTudcUGX+9OlCWzlNbmVe4X9JMrzDAFV3LiY2TmIe:wG2ZTuDkSoHsoDQiDTmr
- TLSH T10D8533F4C04351BB21A20EE87EF9768AC9D6710EE4A8D5A287538F1D1BE7492DC7C21D
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 1284 NSecRpter.exe - Loads dropped DLL 1 IoCs
pid Process 1284 NSecRpter.exe - Modifies registry class 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\ 7zFM.exe Key created \REGISTRY\USER\S-1-5-21-1788976790-1541110888-1636651838-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\ 7zFM.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3688 7zFM.exe - Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeRestorePrivilege 3688 7zFM.exe Token: 35 3688 7zFM.exe Token: SeSecurityPrivilege 3688 7zFM.exe - Suspicious use of FindShellTrayWindow 3 IoCs
pid Process 3688 7zFM.exe 3688 7zFM.exe 3688 7zFM.exe
Processes
-
C:\Program Files\7-Zip\7zFM.exe"C:\Program Files\7-Zip\7zFM.exe" "C:\Users\Admin\AppData\Local\Temp\sample.7z"1⤵
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:3688
-
C:\Windows\System32\rundll32.exeC:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding1⤵PID:5052
-
C:\Users\Admin\Desktop\sample\NSecRpter.exe"C:\Users\Admin\Desktop\sample\NSecRpter.exe"1⤵
- Executes dropped EXE
- Loads dropped DLL
PID:1284
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
- Path C:\Users\Admin\Desktop\sample\NSecRpter.exe
- Size 1.9MB
- SHA256 9c27490b0cf946eea337eaaef4bbf0487f26b16f81dbda0f24b31ec7d7e728d3
- MD5 864e7fb5f2ac4dbc75fd2b0452e94388
- SHA1 a711ab46635e3831faff779431c4371bb7ed8a37
- SHA512 abb7b86950418c1a16d3116e635f060eb418a60203ab3fa91acd2932e5f32fcda50938dfc0e39f501804fc5dc20b0831a4c6d16c5bf66b046055676cfc86ec4b
- SSDEEP 49152:kpojL/+cPZpJGmF+Ml7mbN6ZNjshcYpKkjsVc2ot4+Ej2ED+l3eFq8um+:LZpldnGMkjsVc2ot4+Ej2ED+l3eFqc+
- TLSH T1B0957D29F6488195C17AC17C8AD6CB4BE7B1B40D87359ACF508547DE0E63BE18D3EAE0
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\Desktop\sample\vulkan-1.dll
- Size 98KB
- SHA256 1fa10925a69425f3ff36f3b0f0c35482502fbe3fe8a57be280bfd23f193bf56f
- MD5 b7e81b16a40b6c97f5c9608771611405
- SHA1 07374db2326a001b66c9e5330115ad14d2260b08
- SHA512 901e70089f30cb8c7fb01b4a479c8786d141803cb7ed9cff19bbe2a27bb632fce56de30cfb426a7d296ea72ecd475f86d693a6cb40d3d7ff5ea5d51bada5f00e
- SSDEEP 1536:XRdaq9CozvFivTZylPZrdDlTf3zMFJjhJjQYIX6G:vNvwv9ytB6jhtQYVG
- TLSH T1E8A33B1DB2E330A9C5A6C03196A25276FA72F43454256BDE4354CB762FE6C703BED2E0
- MD5 SHA1 SHA512 SSDEEP TLSH