Overview
overview
7Static
static
3virussign.exe
windows7-x64
1virussign.exe
windows10-2004-x64
3virussign.exe
windows7-x64
7virussign.exe
windows10-2004-x64
7$PLUGINSDI...ns.dll
windows7-x64
3$PLUGINSDI...ns.dll
windows10-2004-x64
3$PLUGINSDI...ll.dll
windows7-x64
3$PLUGINSDI...ll.dll
windows10-2004-x64
3virussign.exe
windows7-x64
7virussign.exe
windows10-2004-x64
7$PLUGINSDI...ns.dll
windows7-x64
3$PLUGINSDI...ns.dll
windows10-2004-x64
3virussign.exe
windows7-x64
4virussign.exe
windows10-2004-x64
4virussign.exe
windows7-x64
1virussign.exe
windows10-2004-x64
3virussign.exe
windows7-x64
3virussign.exe
windows10-2004-x64
3virussign.dll
windows7-x64
3virussign.dll
windows10-2004-x64
3virussign.dll
windows7-x64
3virussign.dll
windows10-2004-x64
3virussign.dll
windows7-x64
3virussign.dll
windows10-2004-x64
3virussign.exe
windows7-x64
3virussign.exe
windows10-2004-x64
3virussign.dll
windows7-x64
3virussign.dll
windows10-2004-x64
3virussign.dll
windows7-x64
3virussign.dll
windows10-2004-x64
3virussign.exe
windows7-x64
1virussign.exe
windows10-2004-x64
3Analysis
-
max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
24-08-2024 01:46
Static task
static1
Behavioral task
behavioral1
Sample
virussign.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
virussign.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
virussign.exe
Resource
win7-20240708-en
Behavioral task
behavioral4
Sample
virussign.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win7-20240705-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/ProcDll.dll
Resource
win7-20240704-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/ProcDll.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral9
Sample
virussign.exe
Resource
win7-20240704-en
Behavioral task
behavioral10
Sample
virussign.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win7-20240708-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral13
Sample
virussign.exe
Resource
win7-20240705-en
Behavioral task
behavioral14
Sample
virussign.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral15
Sample
virussign.exe
Resource
win7-20240708-en
Behavioral task
behavioral16
Sample
virussign.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral17
Sample
virussign.exe
Resource
win7-20240708-en
Behavioral task
behavioral18
Sample
virussign.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral19
Sample
virussign.dll
Resource
win7-20240704-en
Behavioral task
behavioral20
Sample
virussign.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral21
Sample
virussign.dll
Resource
win7-20240704-en
Behavioral task
behavioral22
Sample
virussign.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral23
Sample
virussign.dll
Resource
win7-20240708-en
Behavioral task
behavioral24
Sample
virussign.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral25
Sample
virussign.exe
Resource
win7-20240705-en
Behavioral task
behavioral26
Sample
virussign.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral27
Sample
virussign.dll
Resource
win7-20240729-en
Behavioral task
behavioral28
Sample
virussign.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral29
Sample
virussign.dll
Resource
win7-20240708-en
Behavioral task
behavioral30
Sample
virussign.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral31
Sample
virussign.exe
Resource
win7-20240705-en
Behavioral task
behavioral32
Sample
virussign.exe
Resource
win10v2004-20240802-en
General
-
Target
$PLUGINSDIR/ProcDll.dll
-
Size
348KB
-
MD5
7c86e1f6b310fc8035c87386b8d2ed04
-
SHA1
cd25fe27443fc172d581f6eec26291218d66b5ff
-
SHA256
fae6ead8f70b1d7d5cce53a6875a3c83916bb06c6fd6dff12e859857d56547a1
-
SHA512
ed1f005cf44aec6ff3ce280924fe30e288377e6c619971ed50ce46a6c6935b9c6617e7ba88710be18637fbc02e89567f743af169ff8506a188cc114bb8b494b0
-
SSDEEP
6144:6ycMQ8WEijuWOv5iRB09RJwr6mWI5wlXe3Tsl2:TmEdWnRS9jVmWI5w5
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 2976 4120 WerFault.exe 84 -
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 1796 wrote to memory of 4120 1796 rundll32.exe 84 PID 1796 wrote to memory of 4120 1796 rundll32.exe 84 PID 1796 wrote to memory of 4120 1796 rundll32.exe 84
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\ProcDll.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1796 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\ProcDll.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:4120 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4120 -s 6403⤵
- Program crash
PID:2976
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4120 -ip 41201⤵PID:984