Overview
overview
6Static
static
3SteamSetup.exe
windows7-x64
6$PLUGINSDI...ls.dll
windows7-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...gs.dll
windows7-x64
3$PLUGINSDI...ec.dll
windows7-x64
3$PLUGINSDI...ss.dll
windows7-x64
3Steam.exe
windows7-x64
3bin/SteamService.exe
windows7-x64
1uninstall.exe
windows7-x64
4$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
1558s -
max time network
1558s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
12-11-2024 17:28
Static task
static1
Behavioral task
behavioral1
Sample
SteamSetup.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
$PLUGINSDIR/StdUtils.dll
Resource
win7-20241010-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win7-20240903-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/nsExec.dll
Resource
win7-20240903-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/nsProcess.dll
Resource
win7-20240903-en
Behavioral task
behavioral7
Sample
Steam.exe
Resource
win7-20240903-en
Behavioral task
behavioral8
Sample
bin/SteamService.exe
Resource
win7-20240903-en
Behavioral task
behavioral9
Sample
uninstall.exe
Resource
win7-20240903-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win7-20240903-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/ShellLink.dll
Resource
win7-20241023-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/nsExec.dll
Resource
win7-20241010-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 2052 2168 WerFault.exe 30 -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 3056 wrote to memory of 2168 3056 rundll32.exe 30 PID 3056 wrote to memory of 2168 3056 rundll32.exe 30 PID 3056 wrote to memory of 2168 3056 rundll32.exe 30 PID 3056 wrote to memory of 2168 3056 rundll32.exe 30 PID 3056 wrote to memory of 2168 3056 rundll32.exe 30 PID 3056 wrote to memory of 2168 3056 rundll32.exe 30 PID 3056 wrote to memory of 2168 3056 rundll32.exe 30 PID 2168 wrote to memory of 2052 2168 rundll32.exe 31 PID 2168 wrote to memory of 2052 2168 rundll32.exe 31 PID 2168 wrote to memory of 2052 2168 rundll32.exe 31 PID 2168 wrote to memory of 2052 2168 rundll32.exe 31
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsDialogs.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3056 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsDialogs.dll,#12⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2168 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2168 -s 2443⤵
- Program crash
PID:2052
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