Overview
overview
6Static
static
3MullvadVPN-2023.6.exe
windows7-x64
MullvadVPN-2023.6.exe
windows10-2004-x64
6$PLUGINSDI...ls.dll
windows7-x64
3$PLUGINSDI...ls.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDIR/UAC.dll
windows7-x64
3$PLUGINSDIR/UAC.dll
windows10-2004-x64
3$PLUGINSDI...ll.dll
windows7-x64
3$PLUGINSDI...ll.dll
windows10-2004-x64
3vulkan-1.dll
windows7-x64
1vulkan-1.dll
windows10-2004-x64
1$PLUGINSDI...up.dll
windows7-x64
3$PLUGINSDI...up.dll
windows10-2004-x64
3$PLUGINSDI...ic.exe
windows7-x64
1$PLUGINSDI...ic.exe
windows10-2004-x64
1$PLUGINSDIR/log.dll
windows7-x64
3$PLUGINSDIR/log.dll
windows10-2004-x64
3$PLUGINSDI...up.exe
windows7-x64
1$PLUGINSDI...up.exe
windows10-2004-x64
1$PLUGINSDI...gs.dll
windows7-x64
3$PLUGINSDI...gs.dll
windows10-2004-x64
3$PLUGINSDI...ec.dll
windows7-x64
3$PLUGINSDI...ec.dll
windows10-2004-x64
3$PLUGINSDI...7z.dll
windows7-x64
3$PLUGINSDI...7z.dll
windows10-2004-x64
3$PLUGINSDI...it.dll
windows7-x64
3$PLUGINSDI...it.dll
windows10-2004-x64
3$PLUGINSDI...ry.dll
windows7-x64
3$PLUGINSDI...ry.dll
windows10-2004-x64
3$PLUGINSDIR/tray.dll
windows7-x64
6$PLUGINSDIR/tray.dll
windows10-2004-x64
6Analysis
-
max time kernel
120s -
max time network
129s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
21/02/2024, 00:13
Static task
static1
Behavioral task
behavioral1
Sample
MullvadVPN-2023.6.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
MullvadVPN-2023.6.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/StdUtils.dll
Resource
win7-20231215-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/StdUtils.dll
Resource
win10v2004-20240220-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240220-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/UAC.dll
Resource
win7-20231215-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/UAC.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/WinShell.dll
Resource
win7-20231215-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/WinShell.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral11
Sample
vulkan-1.dll
Resource
win7-20240215-en
Behavioral task
behavioral12
Sample
vulkan-1.dll
Resource
win10v2004-20240220-en
Behavioral task
behavioral13
Sample
$PLUGINSDIR/cleanup.dll
Resource
win7-20231215-en
Behavioral task
behavioral14
Sample
$PLUGINSDIR/cleanup.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral15
Sample
$PLUGINSDIR/driverlogic.exe
Resource
win7-20231215-en
Behavioral task
behavioral16
Sample
$PLUGINSDIR/driverlogic.exe
Resource
win10v2004-20240220-en
Behavioral task
behavioral17
Sample
$PLUGINSDIR/log.dll
Resource
win7-20231215-en
Behavioral task
behavioral18
Sample
$PLUGINSDIR/log.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral19
Sample
$PLUGINSDIR/mullvad-setup.exe
Resource
win7-20231215-en
Behavioral task
behavioral20
Sample
$PLUGINSDIR/mullvad-setup.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral21
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win7-20231215-en
Behavioral task
behavioral22
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral23
Sample
$PLUGINSDIR/nsExec.dll
Resource
win7-20240215-en
Behavioral task
behavioral24
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10v2004-20240220-en
Behavioral task
behavioral25
Sample
$PLUGINSDIR/nsis7z.dll
Resource
win7-20231215-en
Behavioral task
behavioral26
Sample
$PLUGINSDIR/nsis7z.dll
Resource
win10v2004-20240220-en
Behavioral task
behavioral27
Sample
$PLUGINSDIR/pathedit.dll
Resource
win7-20231215-en
Behavioral task
behavioral28
Sample
$PLUGINSDIR/pathedit.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral29
Sample
$PLUGINSDIR/registry.dll
Resource
win7-20231215-en
Behavioral task
behavioral30
Sample
$PLUGINSDIR/registry.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral31
Sample
$PLUGINSDIR/tray.dll
Resource
win7-20231215-en
Behavioral task
behavioral32
Sample
$PLUGINSDIR/tray.dll
Resource
win10v2004-20231215-en
General
-
Target
$PLUGINSDIR/log.dll
-
Size
417KB
-
MD5
22dbe42726b3a7fe8e7c25a7f8000e2a
-
SHA1
5b9fc3f7c0ff32b6a89495be636ebe3a96bf9cdc
-
SHA256
9867b214572d1e72248cb2f7b2a0c0efdfaa0a4ae7c68cc53c143c34ec3086c0
-
SHA512
3a735cdb13a121ef86735a87f75c48000efb3592b0f03a6c94b4e010e9b4ff878eeecf35829e67413133e1b0103de4e03768d5ed858768894b98c86fa676e4e2
-
SSDEEP
6144:H0tzqCiEIZOU/MQ4DqjdhBDgi0fr6KnZBby/GbqQX/9jkqX2AOnvqKOC7qpkc:H0v3Ih/T1j9w6qZy/dwcqpkc
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 3052 1740 WerFault.exe 28 -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2196 wrote to memory of 1740 2196 rundll32.exe 28 PID 2196 wrote to memory of 1740 2196 rundll32.exe 28 PID 2196 wrote to memory of 1740 2196 rundll32.exe 28 PID 2196 wrote to memory of 1740 2196 rundll32.exe 28 PID 2196 wrote to memory of 1740 2196 rundll32.exe 28 PID 2196 wrote to memory of 1740 2196 rundll32.exe 28 PID 2196 wrote to memory of 1740 2196 rundll32.exe 28 PID 1740 wrote to memory of 3052 1740 rundll32.exe 29 PID 1740 wrote to memory of 3052 1740 rundll32.exe 29 PID 1740 wrote to memory of 3052 1740 rundll32.exe 29 PID 1740 wrote to memory of 3052 1740 rundll32.exe 29
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\log.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2196 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\log.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:1740 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1740 -s 2243⤵
- Program crash
PID:3052
-
-