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Overview
overview
6Static
static
3SteamSetup.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
141s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
13/02/2024, 20:28
Static task
static1
Behavioral task
behavioral1
Sample
SteamSetup.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral2
Sample
$PLUGINSDIR/StdUtils.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/nsProcess.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral7
Sample
Steam.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral8
Sample
bin/SteamService.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral9
Sample
uninstall.exe
Resource
win10v2004-20231222-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/ShellLink.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10v2004-20231215-en
General
-
Target
$PLUGINSDIR/nsDialogs.dll
-
Size
9KB
-
MD5
0d45588070cf728359055f776af16ec4
-
SHA1
c4375ceb2883dee74632e81addbfa4e8b0c6d84a
-
SHA256
067c77d51df034b4a614f83803140fbf4cd2f8684b88ea8c8acdf163edad085a
-
SHA512
751ebf4c43f100b41f799d0fbf8db118ea8751df029c1f4c4b0daeb0fef200ddf2e41c1c9c55c2dc94f2c841cf6acb7df355e98a2e5877a7797f0f1d41a7e415
-
SSDEEP
192:ob8cSzvTyl4tgi8pPjQM0PuAg0YNyhIFtSP:mBSzm+t18pZ0WAg0RhIFg
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 4712 4668 WerFault.exe 82 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 548 wrote to memory of 4668 548 rundll32.exe 82 PID 548 wrote to memory of 4668 548 rundll32.exe 82 PID 548 wrote to memory of 4668 548 rundll32.exe 82
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsDialogs.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:548 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsDialogs.dll,#12⤵PID:4668
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4668 -s 6443⤵
- Program crash
PID:4712
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4668 -ip 46681⤵PID:456