Overview
overview
3Static
static
34f19f13d5d...0N.exe
windows7-x64
34f19f13d5d...0N.exe
windows10-2004-x64
3$PLUGINSDI...er.dll
windows7-x64
3$PLUGINSDI...er.dll
windows10-2004-x64
3$PLUGINSDI...on.dll
windows7-x64
3$PLUGINSDI...on.dll
windows10-2004-x64
3$PLUGINSDI...tp.dll
windows7-x64
3$PLUGINSDI...tp.dll
windows10-2004-x64
3$PLUGINSDI...tn.dll
windows7-x64
3$PLUGINSDI...tn.dll
windows10-2004-x64
3$PLUGINSDI...ss.dll
windows7-x64
3$PLUGINSDI...ss.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$PLUGINSDI...rl.dll
windows7-x64
3$PLUGINSDI...rl.dll
windows10-2004-x64
3$PLUGINSDI...ss.dll
windows7-x64
3$PLUGINSDI...ss.dll
windows10-2004-x64
3$PLUGINSDI...ol.htm
windows7-x64
3$PLUGINSDI...ol.htm
windows10-2004-x64
3$PLUGINSDI...oll.js
windows7-x64
3$PLUGINSDI...oll.js
windows10-2004-x64
3$PLUGINSDI...gs.dll
windows7-x64
3$PLUGINSDI...gs.dll
windows10-2004-x64
3$PLUGINSDI...ss.dll
windows7-x64
3$PLUGINSDI...ss.dll
windows10-2004-x64
3YoukuDesktop.exe
windows7-x64
1YoukuDesktop.exe
windows10-2004-x64
3ikuacc.exe
windows7-x64
ikuacc.exe
windows10-2004-x64
Analysis
-
max time kernel
117s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240705-en -
resource tags
arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system -
submitted
22/08/2024, 23:14
Static task
static1
Behavioral task
behavioral1
Sample
4f19f13d5d3b065b9fe5b47259ad6380N.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
4f19f13d5d3b065b9fe5b47259ad6380N.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/BgWorker.dll
Resource
win7-20240708-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/BgWorker.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/GetVersion.dll
Resource
win7-20240708-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/GetVersion.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/Rfshdktp.dll
Resource
win7-20240704-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/Rfshdktp.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/SkinBtn.dll
Resource
win7-20240704-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/SkinBtn.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/SkinProgress.dll
Resource
win7-20240708-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/SkinProgress.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral13
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240705-en
Behavioral task
behavioral14
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral15
Sample
$PLUGINSDIR/UAC.dll
Resource
win7-20240708-en
Behavioral task
behavioral16
Sample
$PLUGINSDIR/UAC.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral17
Sample
$PLUGINSDIR/WebCtrl.dll
Resource
win7-20240705-en
Behavioral task
behavioral18
Sample
$PLUGINSDIR/WebCtrl.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral19
Sample
$PLUGINSDIR/WndSubclass.dll
Resource
win7-20240704-en
Behavioral task
behavioral20
Sample
$PLUGINSDIR/WndSubclass.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral21
Sample
$PLUGINSDIR/install_protocol.htm
Resource
win7-20240705-en
Behavioral task
behavioral22
Sample
$PLUGINSDIR/install_protocol.htm
Resource
win10v2004-20240802-en
Behavioral task
behavioral23
Sample
$PLUGINSDIR/jsScroll.js
Resource
win7-20240705-en
Behavioral task
behavioral24
Sample
$PLUGINSDIR/jsScroll.js
Resource
win10v2004-20240802-en
Behavioral task
behavioral25
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win7-20240704-en
Behavioral task
behavioral26
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral27
Sample
$PLUGINSDIR/nsProcess.dll
Resource
win7-20240729-en
Behavioral task
behavioral28
Sample
$PLUGINSDIR/nsProcess.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral29
Sample
YoukuDesktop.exe
Resource
win7-20240708-en
Behavioral task
behavioral30
Sample
YoukuDesktop.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral31
Sample
ikuacc.exe
Resource
win7-20240708-en
Behavioral task
behavioral32
Sample
ikuacc.exe
Resource
win10v2004-20240802-en
General
-
Target
$PLUGINSDIR/System.dll
-
Size
11KB
-
MD5
bf712f32249029466fa86756f5546950
-
SHA1
75ac4dc4808ac148ddd78f6b89a51afbd4091c2e
-
SHA256
7851cb12fa4131f1fee5de390d650ef65cac561279f1cfe70ad16cc9780210af
-
SHA512
13f69959b28416e0b8811c962a49309dca3f048a165457051a28a3eb51377dcaf99a15e86d7eee8f867a9e25ecf8c44da370ac8f530eeae7b5252eaba64b96f4
-
SSDEEP
192:0N2gQuUwXzioj4KALV2upWzVd7q1QDXEbBZ8KxHdGzyS/Kx:rJoiO8V2upW7vQjS/
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 2220 2448 WerFault.exe 30 -
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 11 IoCs
description pid Process procid_target PID 1960 wrote to memory of 2448 1960 rundll32.exe 30 PID 1960 wrote to memory of 2448 1960 rundll32.exe 30 PID 1960 wrote to memory of 2448 1960 rundll32.exe 30 PID 1960 wrote to memory of 2448 1960 rundll32.exe 30 PID 1960 wrote to memory of 2448 1960 rundll32.exe 30 PID 1960 wrote to memory of 2448 1960 rundll32.exe 30 PID 1960 wrote to memory of 2448 1960 rundll32.exe 30 PID 2448 wrote to memory of 2220 2448 rundll32.exe 31 PID 2448 wrote to memory of 2220 2448 rundll32.exe 31 PID 2448 wrote to memory of 2220 2448 rundll32.exe 31 PID 2448 wrote to memory of 2220 2448 rundll32.exe 31
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1960 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#12⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2448 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2448 -s 2203⤵
- Program crash
PID:2220
-
-