Overview
overview
10Static
static
10ScanGuard_Setup.exe
windows11-21h2-x64
8netstandard.dll
windows11-21h2-x64
1nfapi.dll
windows11-21h2-x64
1nfregdrv.exe
windows11-21h2-x64
1ovpn/libcr..._1.dll
windows11-21h2-x64
3ovpn/liblzo2-2.dll
windows11-21h2-x64
3ovpn/libpk...-1.dll
windows11-21h2-x64
3ovpn/libssl-1_1.dll
windows11-21h2-x64
1ovpn/opens...e .txt
windows11-21h2-x64
3ovpn/openv...se.txt
windows11-21h2-x64
3ovpn/openvpn.exe
windows11-21h2-x64
1ovpn/openvpn_down.bat
windows11-21h2-x64
1ovpn/openvpn_up.bat
windows11-21h2-x64
1protected_...am.sys
windows11-21h2-x64
1protected_...am.sys
windows11-21h2-x64
1pwm.dll
windows11-21h2-x64
1securityservice.cat
windows11-21h2-x64
8sni.dll
windows11-21h2-x64
1ucrtbase.dll
windows11-21h2-x64
1uninst.exe.nsis
windows11-21h2-x64
3urldrv/tdi...er.sys
windows11-21h2-x64
1urldrv/tdi...er.sys
windows11-21h2-x64
1urldrv/wfp...er.sys
windows11-21h2-x64
1urldrv/wfp...er.sys
windows11-21h2-x64
1urldrv/wfp...er.sys
windows11-21h2-x64
1urldrv/wfp...er.sys
windows11-21h2-x64
1urldrv/wfp...er.sys
windows11-21h2-x64
1urldrv/wfp...er.sys
windows11-21h2-x64
1vcruntime140_cor3.dll
windows11-21h2-x64
3wpfgfx_cor3.dll
windows11-21h2-x64
1wscf.exe
windows11-21h2-x64
1x86/update.dll
windows11-21h2-x64
3Analysis
-
max time kernel
141s -
max time network
149s -
platform
windows11-21h2_x64 -
resource
win11-20231222-en -
resource tags
arch:x64arch:x86image:win11-20231222-enlocale:en-usos:windows11-21h2-x64system -
submitted
13-01-2024 04:57
Behavioral task
behavioral1
Sample
ScanGuard_Setup.exe
Resource
win11-20231215-en
Behavioral task
behavioral2
Sample
netstandard.dll
Resource
win11-20231215-en
Behavioral task
behavioral3
Sample
nfapi.dll
Resource
win11-20231215-en
Behavioral task
behavioral4
Sample
nfregdrv.exe
Resource
win11-20231215-en
Behavioral task
behavioral5
Sample
ovpn/libcrypto-1_1.dll
Resource
win11-20231222-en
Behavioral task
behavioral6
Sample
ovpn/liblzo2-2.dll
Resource
win11-20231215-en
Behavioral task
behavioral7
Sample
ovpn/libpkcs11-helper-1.dll
Resource
win11-20231222-en
Behavioral task
behavioral8
Sample
ovpn/libssl-1_1.dll
Resource
win11-20231215-en
Behavioral task
behavioral9
Sample
ovpn/openssl-license .txt
Resource
win11-20231215-en
Behavioral task
behavioral10
Sample
ovpn/openvpn-license.txt
Resource
win11-20231222-en
Behavioral task
behavioral11
Sample
ovpn/openvpn.exe
Resource
win11-20231215-en
Behavioral task
behavioral12
Sample
ovpn/openvpn_down.bat
Resource
win11-20231215-en
Behavioral task
behavioral13
Sample
ovpn/openvpn_up.bat
Resource
win11-20231215-en
Behavioral task
behavioral14
Sample
protected_elam/amd64/protected_elam.sys
Resource
win11-20231215-en
Behavioral task
behavioral15
Sample
protected_elam/x86/protected_elam.sys
Resource
win11-20231215-en
Behavioral task
behavioral16
Sample
pwm.dll
Resource
win11-20231215-en
Behavioral task
behavioral17
Sample
securityservice.cat
Resource
win11-20231215-en
Behavioral task
behavioral18
Sample
sni.dll
Resource
win11-20231215-en
Behavioral task
behavioral19
Sample
ucrtbase.dll
Resource
win11-20231222-en
Behavioral task
behavioral20
Sample
uninst.exe.nsis
Resource
win11-20231222-en
Behavioral task
behavioral21
Sample
urldrv/tdi/amd64/webshieldfilter.sys
Resource
win11-20231215-en
Behavioral task
behavioral22
Sample
urldrv/tdi/i386/webshieldfilter.sys
Resource
win11-20231215-en
Behavioral task
behavioral23
Sample
urldrv/wfp/win10/amd64/webshieldfilter.sys
Resource
win11-20231215-en
Behavioral task
behavioral24
Sample
urldrv/wfp/win10/i386/webshieldfilter.sys
Resource
win11-20231215-en
Behavioral task
behavioral25
Sample
urldrv/wfp/win7/amd64/webshieldfilter.sys
Resource
win11-20231215-en
Behavioral task
behavioral26
Sample
urldrv/wfp/win7/i386/webshieldfilter.sys
Resource
win11-20231215-en
Behavioral task
behavioral27
Sample
urldrv/wfp/win8/amd64/webshieldfilter.sys
Resource
win11-20231215-en
Behavioral task
behavioral28
Sample
urldrv/wfp/win8/i386/webshieldfilter.sys
Resource
win11-20231215-en
Behavioral task
behavioral29
Sample
vcruntime140_cor3.dll
Resource
win11-20231215-en
Behavioral task
behavioral30
Sample
wpfgfx_cor3.dll
Resource
win11-20231215-en
Behavioral task
behavioral31
Sample
wscf.exe
Resource
win11-20231215-en
Behavioral task
behavioral32
Sample
x86/update.dll
Resource
win11-20231222-en
General
-
Target
ovpn/libcrypto-1_1.dll
-
Size
3.2MB
-
MD5
b9eb6a8ac15e8eee936d994bc87f9d5e
-
SHA1
b432473b753f371bb2415eb63d178e560455d4c8
-
SHA256
548c59044738554e6fd8aee9e1cd0e6cb13ee7b6f4f71532aff868e771eb8a7d
-
SHA512
83688bdee057964072215de15039e27f0e3188fc32856183f9de3484f11d6cbd633f36c0f0abe7ec6f3eb17dd467c59e8cc8517a371091279270c6c2bb5c631c
-
SSDEEP
98304:+mjNt5deg7yCsF4Qd/CsIhu2w0ne8nB5U5jOmp9P1CPwDv3uFfJl2xEcFiuW9MZe:+mjVpGCsFldKsIhuSne8nBIjx9P1CPwE
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 2536 2244 WerFault.exe 81 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 328 wrote to memory of 2244 328 rundll32.exe 81 PID 328 wrote to memory of 2244 328 rundll32.exe 81 PID 328 wrote to memory of 2244 328 rundll32.exe 81
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\ovpn\libcrypto-1_1.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:328 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\ovpn\libcrypto-1_1.dll,#12⤵PID:2244
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2244 -s 4883⤵
- Program crash
PID:2536
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2244 -ip 22441⤵PID:4308