Overview
overview
6Static
static
3Lunar Clie....3.exe
windows10-2004-x64
6$PLUGINSDIR/INetC.dll
windows10-2004-x64
3$PLUGINSDI...er.dll
windows10-2004-x64
1$PLUGINSDI...ls.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...ll.dll
windows10-2004-x64
3$PLUGINSDI...ec.dll
windows10-2004-x64
3$PLUGINSDI...7z.dll
windows10-2004-x64
3$R0/Uninst...nt.exe
windows10-2004-x64
4$PLUGINSDI...ls.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...ll.dll
windows10-2004-x64
3$PLUGINSDI...ec.dll
windows10-2004-x64
3Analysis
-
max time kernel
90s -
max time network
206s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-es -
resource tags
arch:x64arch:x86image:win10v2004-20240226-eslocale:es-esos:windows10-2004-x64systemwindows -
submitted
26-02-2024 19:37
Static task
static1
Behavioral task
behavioral1
Sample
Lunar Client v3.2.3.exe
Resource
win10v2004-20240226-es
Behavioral task
behavioral2
Sample
$PLUGINSDIR/INetC.dll
Resource
win10v2004-20240226-es
Behavioral task
behavioral3
Sample
$PLUGINSDIR/SpiderBanner.dll
Resource
win10v2004-20240226-es
Behavioral task
behavioral4
Sample
$PLUGINSDIR/StdUtils.dll
Resource
win10v2004-20240226-es
Behavioral task
behavioral5
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240226-es
Behavioral task
behavioral6
Sample
$PLUGINSDIR/WinShell.dll
Resource
win10v2004-20240226-es
Behavioral task
behavioral7
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10v2004-20240226-es
Behavioral task
behavioral8
Sample
$PLUGINSDIR/nsis7z.dll
Resource
win10v2004-20240226-es
Behavioral task
behavioral9
Sample
$R0/Uninstall Lunar Client.exe
Resource
win10v2004-20240226-es
Behavioral task
behavioral10
Sample
$PLUGINSDIR/StdUtils.dll
Resource
win10v2004-20240226-es
Behavioral task
behavioral11
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240226-es
Behavioral task
behavioral12
Sample
$PLUGINSDIR/WinShell.dll
Resource
win10v2004-20240226-es
Behavioral task
behavioral13
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10v2004-20240226-es
General
-
Target
$PLUGINSDIR/nsExec.dll
-
Size
6KB
-
MD5
ec0504e6b8a11d5aad43b296beeb84b2
-
SHA1
91b5ce085130c8c7194d66b2439ec9e1c206497c
-
SHA256
5d9ceb1ce5f35aea5f9e5a0c0edeeec04dfefe0c77890c80c70e98209b58b962
-
SHA512
3f918f1b47e8a919cbe51eb17dc30acc8cfc18e743a1bae5b787d0db7d26038dc1210be98bf5ba3be8d6ed896dbbd7ac3d13e66454a98b2a38c7e69dad30bb57
-
SSDEEP
96:YjHFiKaoggCtJzTlKXb0tbo68qD853Ns7GgmkNq3m+s:JbogRtJzTlNR8qD85uGgmkNr
Malware Config
Signatures
-
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 636 3616 WerFault.exe rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
rundll32.exedescription pid process target process PID 3292 wrote to memory of 3616 3292 rundll32.exe rundll32.exe PID 3292 wrote to memory of 3616 3292 rundll32.exe rundll32.exe PID 3292 wrote to memory of 3616 3292 rundll32.exe rundll32.exe
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3292 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#12⤵PID:3616
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3616 -s 6123⤵
- Program crash
PID:636
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3616 -ip 36161⤵PID:3304