Overview
overview
6Static
static
3SteamSetup.exe
windows7-x64
6SteamSetup.exe
windows10-2004-x64
4$PLUGINSDI...ls.dll
windows7-x64
3$PLUGINSDI...ls.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...gs.dll
windows7-x64
3$PLUGINSDI...gs.dll
windows10-2004-x64
3$PLUGINSDI...ec.dll
windows7-x64
3$PLUGINSDI...ec.dll
windows10-2004-x64
3$PLUGINSDI...ss.dll
windows7-x64
3$PLUGINSDI...ss.dll
windows10-2004-x64
3Steam.exe
windows7-x64
5Steam.exe
windows10-2004-x64
5bin/SteamService.exe
windows7-x64
1bin/SteamService.exe
windows10-2004-x64
1uninstall.exe
windows7-x64
4uninstall.exe
windows10-2004-x64
4$PLUGINSDI...LL.dll
windows7-x64
3$PLUGINSDI...LL.dll
windows10-2004-x64
3$PLUGINSDI...nk.dll
windows7-x64
3$PLUGINSDI...nk.dll
windows10-2004-x64
3$PLUGINSDI...ec.dll
windows7-x64
3$PLUGINSDI...ec.dll
windows10-2004-x64
3Analysis
-
max time kernel
122s -
max time network
127s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
12-02-2024 20:19
Static task
static1
Behavioral task
behavioral1
Sample
SteamSetup.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
SteamSetup.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/StdUtils.dll
Resource
win7-20231215-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/StdUtils.dll
Resource
win10v2004-20231222-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/System.dll
Resource
win7-20231215-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20231222-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win7-20231215-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/nsExec.dll
Resource
win7-20231215-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/nsProcess.dll
Resource
win7-20231215-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/nsProcess.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral13
Sample
Steam.exe
Resource
win7-20231215-en
Behavioral task
behavioral14
Sample
Steam.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral15
Sample
bin/SteamService.exe
Resource
win7-20231129-en
Behavioral task
behavioral16
Sample
bin/SteamService.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral17
Sample
uninstall.exe
Resource
win7-20231215-en
Behavioral task
behavioral18
Sample
uninstall.exe
Resource
win10v2004-20231222-en
Behavioral task
behavioral19
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win7-20231215-en
Behavioral task
behavioral20
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win10v2004-20231222-en
Behavioral task
behavioral21
Sample
$PLUGINSDIR/ShellLink.dll
Resource
win7-20231215-en
Behavioral task
behavioral22
Sample
$PLUGINSDIR/ShellLink.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral23
Sample
$PLUGINSDIR/nsExec.dll
Resource
win7-20231215-en
Behavioral task
behavioral24
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10v2004-20231215-en
General
-
Target
$PLUGINSDIR/LangDLL.dll
-
Size
5KB
-
MD5
0c44f21d4afc81cc99fac7cc35e4503a
-
SHA1
3d0d5c684df99a46510c0e2c0020163a9d11c08d
-
SHA256
8dc2be6679497994e3ddc97bc7bc1ce2b3c17ef3528b03ded6696ef198a11d10
-
SHA512
4e4bd35d6aa21cecbfe7a93a2ee7db8ee78ca710a4193dfe240d1067afbe10f61db332c1c85f6cc3ba404d895a959742401b615ef8ff5bd9028254c4a43a0923
-
SSDEEP
48:S46+/N3TKYKxbWsptIpBtWZ0iV8jAWiAJCvxft2O2B8mCofjLl:zPuPbOBtWZBV8jAWiAJCdv2CmpL
Malware Config
Signatures
-
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 1068 1920 WerFault.exe rundll32.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
rundll32.exerundll32.exedescription pid process target process PID 2268 wrote to memory of 1920 2268 rundll32.exe rundll32.exe PID 2268 wrote to memory of 1920 2268 rundll32.exe rundll32.exe PID 2268 wrote to memory of 1920 2268 rundll32.exe rundll32.exe PID 2268 wrote to memory of 1920 2268 rundll32.exe rundll32.exe PID 2268 wrote to memory of 1920 2268 rundll32.exe rundll32.exe PID 2268 wrote to memory of 1920 2268 rundll32.exe rundll32.exe PID 2268 wrote to memory of 1920 2268 rundll32.exe rundll32.exe PID 1920 wrote to memory of 1068 1920 rundll32.exe WerFault.exe PID 1920 wrote to memory of 1068 1920 rundll32.exe WerFault.exe PID 1920 wrote to memory of 1068 1920 rundll32.exe WerFault.exe PID 1920 wrote to memory of 1068 1920 rundll32.exe WerFault.exe
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\LangDLL.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2268 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\LangDLL.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:1920 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1920 -s 2283⤵
- Program crash
PID:1068