Overview
overview
3Static
static
30654c8c5ee...a0.exe
windows7-x64
30654c8c5ee...a0.exe
windows10-2004-x64
3$PLUGINSDI...ns.dll
windows7-x64
3$PLUGINSDI...ns.dll
windows10-2004-x64
3$PLUGINSDI...ls.dll
windows7-x64
3$PLUGINSDI...ls.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3data/obs-p...rce.js
windows7-x64
3data/obs-p...rce.js
windows10-2004-x64
3data/obs-p...ext.py
windows7-x64
3data/obs-p...ext.py
windows10-2004-x64
3data/obs-p...r.html
windows7-x64
3data/obs-p...r.html
windows10-2004-x64
3Analysis
-
max time kernel
91s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
21-12-2024 14:40
Static task
static1
Behavioral task
behavioral1
Sample
0654c8c5ee06bc8187528d4e26ea7fbcb3788fb2dcd0f675535273f3fe0296a0.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
0654c8c5ee06bc8187528d4e26ea7fbcb3788fb2dcd0f675535273f3fe0296a0.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/OBSInstallerUtils.dll
Resource
win7-20240903-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/OBSInstallerUtils.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/System.dll
Resource
win7-20241010-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral9
Sample
data/obs-plugins/frontend-tools/scripts/clock-source.js
Resource
win7-20240903-en
Behavioral task
behavioral10
Sample
data/obs-plugins/frontend-tools/scripts/clock-source.js
Resource
win10v2004-20241007-en
Behavioral task
behavioral11
Sample
data/obs-plugins/frontend-tools/scripts/url-text.py
Resource
win7-20241010-en
Behavioral task
behavioral12
Sample
data/obs-plugins/frontend-tools/scripts/url-text.py
Resource
win10v2004-20241007-en
Behavioral task
behavioral13
Sample
data/obs-plugins/obs-browser/error.html
Resource
win7-20240903-en
Behavioral task
behavioral14
Sample
data/obs-plugins/obs-browser/error.html
Resource
win10v2004-20241007-en
General
-
Target
$PLUGINSDIR/InstallOptions.dll
-
Size
15KB
-
MD5
d1eefb07abc2577dfb92eb2e95a975e4
-
SHA1
0584c2b1807bc3bd10d4b60d2d23eeb0e6832ca2
-
SHA256
89dd7d646278d8bfc41d5446bdc348b9a9afaa832abf02c1396272bb7ac7262a
-
SHA512
eaffd9940b1df59e95e2adb79b3b6415fff5bf196ebea5fe625a6c52e552a00b44d985a36a8dd9eb33eba2425ffea4244ed07a75d87284ff51ec9f9a5e1ac65e
-
SSDEEP
192:E6GQtZkTktEQUrJaZfuyCnSmUsv3sY7L7cW8Y6Q86QvoT311929WtshLAzgSrX8:E6Nt+4t7uJalUnGesY7Lt8nC3/Yosa
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 3528 3132 WerFault.exe 81 -
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 3 IoCs
description pid Process procid_target PID 2724 wrote to memory of 3132 2724 rundll32.exe 81 PID 2724 wrote to memory of 3132 2724 rundll32.exe 81 PID 2724 wrote to memory of 3132 2724 rundll32.exe 81
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptions.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2724 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptions.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:3132 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3132 -s 6363⤵
- Program crash
PID:3528
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3132 -ip 31321⤵PID:3084