Overview
overview
10Static
static
3Trommehvirvlens.exe
windows7-x64
10Trommehvirvlens.exe
windows10-2004-x64
10$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3Simultanto...-7.dll
windows7-x64
1Simultanto...-7.dll
windows10-2004-x64
1Simultanto...0.html
windows7-x64
3Simultanto...0.html
windows10-2004-x64
3VirtualDri...in.dll
windows7-x64
1VirtualDri...in.dll
windows10-2004-x64
1Analysis
-
max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
28-12-2024 23:33
Static task
static1
Behavioral task
behavioral1
Sample
Trommehvirvlens.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
Trommehvirvlens.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240729-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral5
Sample
Simultantolke/Sydhavss211/Stopventils/libffi-7.dll
Resource
win7-20240903-en
Behavioral task
behavioral6
Sample
Simultantolke/Sydhavss211/Stopventils/libffi-7.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral7
Sample
Simultantolke/Sydhavss211/Stopventils/libxml2-2.0.html
Resource
win7-20240903-en
Behavioral task
behavioral8
Sample
Simultantolke/Sydhavss211/Stopventils/libxml2-2.0.html
Resource
win10v2004-20241007-en
Behavioral task
behavioral9
Sample
VirtualDrivePlugin.dll
Resource
win7-20240903-en
Behavioral task
behavioral10
Sample
VirtualDrivePlugin.dll
Resource
win10v2004-20241007-en
General
-
Target
$PLUGINSDIR/System.dll
-
Size
11KB
-
MD5
a4dd044bcd94e9b3370ccf095b31f896
-
SHA1
17c78201323ab2095bc53184aa8267c9187d5173
-
SHA256
2e226715419a5882e2e14278940ee8ef0aa648a3ef7af5b3dc252674111962bc
-
SHA512
87335a43b9ca13e1300c7c23e702e87c669e2bcf4f6065f0c684fc53165e9c1f091cc4d79a3eca3910f0518d3b647120ac0be1a68eaade2e75eaa64adfc92c5a
-
SSDEEP
192:em24sihno00Wfl97nH6T2enXwWobpWBTU4VtHT7dmN35OlESl:m8QIl975eXqlWBrz7YLOlE
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 2340 4560 WerFault.exe 85 -
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 4860 wrote to memory of 4560 4860 rundll32.exe 85 PID 4860 wrote to memory of 4560 4860 rundll32.exe 85 PID 4860 wrote to memory of 4560 4860 rundll32.exe 85
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4860 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:4560 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4560 -s 6123⤵
- Program crash
PID:2340
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4560 -ip 45601⤵PID:3652