Overview
overview
5Static
static
3Lunar Clie....3.exe
windows7-x64
4Lunar Clie....3.exe
windows10-2004-x64
4$PLUGINSDIR/INetC.dll
windows7-x64
3$PLUGINSDIR/INetC.dll
windows10-2004-x64
3$PLUGINSDI...er.dll
windows7-x64
1$PLUGINSDI...er.dll
windows10-2004-x64
1$PLUGINSDI...ls.dll
windows7-x64
3$PLUGINSDI...ls.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...ll.dll
windows7-x64
3$PLUGINSDI...ll.dll
windows10-2004-x64
3$PLUGINSDI...co.ico
windows7-x64
3$PLUGINSDI...co.ico
windows10-2004-x64
3$PLUGINSDI...ec.dll
windows7-x64
3$PLUGINSDI...ec.dll
windows10-2004-x64
3$PLUGINSDI...7z.dll
windows7-x64
3$PLUGINSDI...7z.dll
windows10-2004-x64
3$R0/Uninst...nt.exe
windows7-x64
4$R0/Uninst...nt.exe
windows10-2004-x64
5$PLUGINSDI...ls.dll
windows7-x64
3$PLUGINSDI...ls.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...ll.dll
windows7-x64
3$PLUGINSDI...ll.dll
windows10-2004-x64
3$PLUGINSDI...ec.dll
windows7-x64
3$PLUGINSDI...ec.dll
windows10-2004-x64
3uninstallerIcon.ico
windows7-x64
3uninstallerIcon.ico
windows10-2004-x64
3Analysis
-
max time kernel
59s -
max time network
64s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
19-03-2024 06:02
Static task
static1
Behavioral task
behavioral1
Sample
Lunar Client v3.2.3.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
Lunar Client v3.2.3.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/INetC.dll
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/INetC.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/SpiderBanner.dll
Resource
win7-20240215-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/SpiderBanner.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/StdUtils.dll
Resource
win7-20240221-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/StdUtils.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/System.dll
Resource
win7-20231129-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/WinShell.dll
Resource
win7-20240221-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/WinShell.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral13
Sample
$PLUGINSDIR/installerHeaderico.ico
Resource
win7-20240221-en
Behavioral task
behavioral14
Sample
$PLUGINSDIR/installerHeaderico.ico
Resource
win10v2004-20240226-en
Behavioral task
behavioral15
Sample
$PLUGINSDIR/nsExec.dll
Resource
win7-20240221-en
Behavioral task
behavioral16
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral17
Sample
$PLUGINSDIR/nsis7z.dll
Resource
win7-20240221-en
Behavioral task
behavioral18
Sample
$PLUGINSDIR/nsis7z.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral19
Sample
$R0/Uninstall Lunar Client.exe
Resource
win7-20240221-en
Behavioral task
behavioral20
Sample
$R0/Uninstall Lunar Client.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral21
Sample
$PLUGINSDIR/StdUtils.dll
Resource
win7-20240221-en
Behavioral task
behavioral22
Sample
$PLUGINSDIR/StdUtils.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral23
Sample
$PLUGINSDIR/System.dll
Resource
win7-20231129-en
Behavioral task
behavioral24
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral25
Sample
$PLUGINSDIR/WinShell.dll
Resource
win7-20240215-en
Behavioral task
behavioral26
Sample
$PLUGINSDIR/WinShell.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral27
Sample
$PLUGINSDIR/nsExec.dll
Resource
win7-20231129-en
Behavioral task
behavioral28
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral29
Sample
uninstallerIcon.ico
Resource
win7-20240220-en
Behavioral task
behavioral30
Sample
uninstallerIcon.ico
Resource
win10v2004-20240226-en
General
-
Target
$PLUGINSDIR/nsis7z.dll
-
Size
424KB
-
MD5
80e44ce4895304c6a3a831310fbf8cd0
-
SHA1
36bd49ae21c460be5753a904b4501f1abca53508
-
SHA256
b393f05e8ff919ef071181050e1873c9a776e1a0ae8329aefff7007d0cadf592
-
SHA512
c8ba7b1f9113ead23e993e74a48c4427ae3562c1f6d9910b2bbe6806c9107cf7d94bc7d204613e4743d0cd869e00dafd4fb54aad1e8adb69c553f3b9e5bc64df
-
SSDEEP
6144:aUWQQ5O3fz0NG3ucDaEUTWfk+ZA0NrCL/k+uyoyBOX1okfW7w+Pfzqibckl:an5QEG39fPAkrE4yrBOXDfaNbck
Malware Config
Signatures
-
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 3032 5048 WerFault.exe rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
rundll32.exedescription pid process target process PID 1732 wrote to memory of 5048 1732 rundll32.exe rundll32.exe PID 1732 wrote to memory of 5048 1732 rundll32.exe rundll32.exe PID 1732 wrote to memory of 5048 1732 rundll32.exe rundll32.exe
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsis7z.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1732 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsis7z.dll,#12⤵PID:5048
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5048 -s 6123⤵
- Program crash
PID:3032
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 5048 -ip 50481⤵PID:2416