Overview
overview
4Static
static
3SteamSetup.exe
windows7-x64
4$PLUGINSDI...ls.dll
windows7-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...gs.dll
windows7-x64
3$PLUGINSDI...ec.dll
windows7-x64
3$PLUGINSDI...ss.dll
windows7-x64
3Steam.exe
windows7-x64
4bin/SteamService.exe
windows7-x64
1uninstall.exe
windows7-x64
4$PLUGINSDI...LL.dll
windows7-x64
3$PLUGINSDI...nk.dll
windows7-x64
3$PLUGINSDI...ec.dll
windows7-x64
3Analysis
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max time kernel
121s -
max time network
127s -
platform
windows7_x64 -
resource
win7-20240705-en -
resource tags
arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system -
submitted
07-07-2024 18:22
Static task
static1
Behavioral task
behavioral1
Sample
SteamSetup.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
$PLUGINSDIR/StdUtils.dll
Resource
win7-20240705-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240704-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win7-20240704-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/nsExec.dll
Resource
win7-20240220-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/nsProcess.dll
Resource
win7-20240704-en
Behavioral task
behavioral7
Sample
Steam.exe
Resource
win7-20240705-en
Behavioral task
behavioral8
Sample
bin/SteamService.exe
Resource
win7-20240704-en
Behavioral task
behavioral9
Sample
uninstall.exe
Resource
win7-20240704-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win7-20240704-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/ShellLink.dll
Resource
win7-20240705-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/nsExec.dll
Resource
win7-20240221-en
General
-
Target
$PLUGINSDIR/ShellLink.dll
-
Size
4KB
-
MD5
d62d3e349689811f838dd10fb216eba1
-
SHA1
edcafd517860cb6b4bd299e20b17ad74a6fa2a5d
-
SHA256
5d103419245e2a5f124a96cace25d6836b2398edc0aa3919829b0fd6ad8b5d6a
-
SHA512
fc7d5826cb9f85068ea702f007920bf7ae63758d13c48761e83cc9e8ac06b231f40e17a9f3340d60d874ad2cf6e0991eb98a52cf893ab785489e0cdbbf294f88
-
SSDEEP
96:fQW7e3a0JF5jdrORE6C4tb+X+bzYz3Cl6nfkfLGpRO:4687JQCdiaR
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 2776 2712 WerFault.exe 31 -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2704 wrote to memory of 2712 2704 rundll32.exe 31 PID 2704 wrote to memory of 2712 2704 rundll32.exe 31 PID 2704 wrote to memory of 2712 2704 rundll32.exe 31 PID 2704 wrote to memory of 2712 2704 rundll32.exe 31 PID 2704 wrote to memory of 2712 2704 rundll32.exe 31 PID 2704 wrote to memory of 2712 2704 rundll32.exe 31 PID 2704 wrote to memory of 2712 2704 rundll32.exe 31 PID 2712 wrote to memory of 2776 2712 rundll32.exe 32 PID 2712 wrote to memory of 2776 2712 rundll32.exe 32 PID 2712 wrote to memory of 2776 2712 rundll32.exe 32 PID 2712 wrote to memory of 2776 2712 rundll32.exe 32
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\ShellLink.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2704 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\ShellLink.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:2712 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2712 -s 2243⤵
- Program crash
PID:2776
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