Overview
overview
6Static
static
1SteamSetup.exe
windows10-2004-x64
6$PLUGINSDI...ls.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...gs.dll
windows10-2004-x64
3$PLUGINSDI...ec.dll
windows10-2004-x64
3$PLUGINSDI...ss.dll
windows10-2004-x64
3Steam.exe
windows10-2004-x64
5bin/SteamService.exe
windows10-2004-x64
1uninstall.exe
windows10-2004-x64
4$PLUGINSDI...LL.dll
windows10-2004-x64
3$PLUGINSDI...nk.dll
windows10-2004-x64
3$PLUGINSDI...ec.dll
windows10-2004-x64
3Analysis
-
max time kernel
1387s -
max time network
1178s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-de -
resource tags
arch:x64arch:x86image:win10v2004-20240426-delocale:de-deos:windows10-2004-x64systemwindows -
submitted
03-05-2024 16:22
Static task
static1
Behavioral task
behavioral1
Sample
SteamSetup.exe
Resource
win10v2004-20240419-de
Behavioral task
behavioral2
Sample
$PLUGINSDIR/StdUtils.dll
Resource
win10v2004-20240419-de
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240426-de
Behavioral task
behavioral4
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win10v2004-20240419-de
Behavioral task
behavioral5
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10v2004-20240226-de
Behavioral task
behavioral6
Sample
$PLUGINSDIR/nsProcess.dll
Resource
win10v2004-20240426-de
Behavioral task
behavioral7
Sample
Steam.exe
Resource
win10v2004-20240419-de
Behavioral task
behavioral8
Sample
bin/SteamService.exe
Resource
win10v2004-20240419-de
Behavioral task
behavioral9
Sample
uninstall.exe
Resource
win10v2004-20240419-de
Behavioral task
behavioral10
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win10v2004-20240426-de
Behavioral task
behavioral11
Sample
$PLUGINSDIR/ShellLink.dll
Resource
win10v2004-20240426-de
Behavioral task
behavioral12
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10v2004-20240426-de
General
-
Target
$PLUGINSDIR/ShellLink.dll
-
Size
15KB
-
MD5
130e29fa7dc68393d3ef12fa5fe876b9
-
SHA1
54d3b821df8f42e26698f0cf99bca5d2e6aa080e
-
SHA256
eae7829a3df5d8d63e16787f7c3d5ae4b82b3b79c2cd7aad9c2532374b6ea522
-
SHA512
56dbae0e1918ed50c99a863304544d5d31925c62d4ebfd7244d67f909c353ee4160b081b43832cf33f1048f998431ba14270600de512dc6c853a17dd524df317
-
SSDEEP
384:Ld7JQGYNyQH38E9VF6IYinAM+oZiDzQ06:LgVMEpYinAMxZqzB6
Malware Config
Signatures
-
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 4648 3776 WerFault.exe rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
rundll32.exedescription pid process target process PID 4516 wrote to memory of 3776 4516 rundll32.exe rundll32.exe PID 4516 wrote to memory of 3776 4516 rundll32.exe rundll32.exe PID 4516 wrote to memory of 3776 4516 rundll32.exe rundll32.exe
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\ShellLink.dll,#11⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\ShellLink.dll,#12⤵
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3776 -s 6123⤵
- Program crash
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3776 -ip 37761⤵