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
98s -
max time network
103s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-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/nsProcess.dll
-
Size
4KB
-
MD5
05450face243b3a7472407b999b03a72
-
SHA1
ffd88af2e338ae606c444390f7eaaf5f4aef2cd9
-
SHA256
95fe9d92512ff2318cc2520311ef9145b2cee01209ab0e1b6e45c7ce1d4d0e89
-
SHA512
f4cbe30166aff20a226a7150d93a876873ba699d80d7e9f46f32a9b4753fa7966c3113a3124340b39ca67a13205463a413e740e541e742903e3f89af5a53ad3b
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 2332 3988 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 2568 wrote to memory of 3988 2568 rundll32.exe 84 PID 2568 wrote to memory of 3988 2568 rundll32.exe 84 PID 2568 wrote to memory of 3988 2568 rundll32.exe 84
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsProcess.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2568 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsProcess.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:3988 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3988 -s 6083⤵
- Program crash
PID:2332
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3988 -ip 39881⤵PID:1756