Overview
overview
7Static
static
3TETR.IO Setup.exe
windows7-x64
7TETR.IO Setup.exe
windows10-2004-x64
7$PLUGINSDI...er.dll
windows7-x64
3$PLUGINSDI...er.dll
windows10-2004-x64
3$PLUGINSDI...ls.dll
windows7-x64
3$PLUGINSDI...ls.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...ll.dll
windows7-x64
3$PLUGINSDI...ll.dll
windows10-2004-x64
3LICENSES.c...m.html
windows7-x64
3LICENSES.c...m.html
windows10-2004-x64
3TETR.IO.exe
windows7-x64
1TETR.IO.exe
windows10-2004-x64
7d3dcompiler_47.dll
windows10-2004-x64
1ffmpeg.dll
windows7-x64
1ffmpeg.dll
windows10-2004-x64
1libEGL.dll
windows7-x64
1libEGL.dll
windows10-2004-x64
1libGLESv2.dll
windows7-x64
1libGLESv2.dll
windows10-2004-x64
1resources/elevate.exe
windows7-x64
3resources/elevate.exe
windows10-2004-x64
3vk_swiftshader.dll
windows7-x64
1vk_swiftshader.dll
windows10-2004-x64
1vulkan-1.dll
windows7-x64
1vulkan-1.dll
windows10-2004-x64
1$PLUGINSDI...ec.dll
windows7-x64
3$PLUGINSDI...ec.dll
windows10-2004-x64
3$PLUGINSDI...7z.dll
windows7-x64
3$PLUGINSDI...7z.dll
windows10-2004-x64
3$R0/Uninst...IO.exe
windows7-x64
7Analysis
-
max time kernel
121s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
02-10-2024 01:25
Static task
static1
Behavioral task
behavioral1
Sample
TETR.IO Setup.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
TETR.IO Setup.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/SpiderBanner.dll
Resource
win7-20240708-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/SpiderBanner.dll
Resource
win10v2004-20240910-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/StdUtils.dll
Resource
win7-20240903-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/StdUtils.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240903-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/WinShell.dll
Resource
win7-20240704-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/WinShell.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral11
Sample
LICENSES.chromium.html
Resource
win7-20240903-en
Behavioral task
behavioral12
Sample
LICENSES.chromium.html
Resource
win10v2004-20240802-en
Behavioral task
behavioral13
Sample
TETR.IO.exe
Resource
win7-20240903-en
Behavioral task
behavioral14
Sample
TETR.IO.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral15
Sample
d3dcompiler_47.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral16
Sample
ffmpeg.dll
Resource
win7-20240903-en
Behavioral task
behavioral17
Sample
ffmpeg.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral18
Sample
libEGL.dll
Resource
win7-20240903-en
Behavioral task
behavioral19
Sample
libEGL.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral20
Sample
libGLESv2.dll
Resource
win7-20240903-en
Behavioral task
behavioral21
Sample
libGLESv2.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral22
Sample
resources/elevate.exe
Resource
win7-20240903-en
Behavioral task
behavioral23
Sample
resources/elevate.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral24
Sample
vk_swiftshader.dll
Resource
win7-20240729-en
Behavioral task
behavioral25
Sample
vk_swiftshader.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral26
Sample
vulkan-1.dll
Resource
win7-20240903-en
Behavioral task
behavioral27
Sample
vulkan-1.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral28
Sample
$PLUGINSDIR/nsExec.dll
Resource
win7-20240903-en
Behavioral task
behavioral29
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral30
Sample
$PLUGINSDIR/nsis7z.dll
Resource
win7-20240903-en
Behavioral task
behavioral31
Sample
$PLUGINSDIR/nsis7z.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral32
Sample
$R0/Uninstall TETR.IO.exe
Resource
win7-20240903-en
General
-
Target
$PLUGINSDIR/nsis7z.dll
-
Size
424KB
-
MD5
80e44ce4895304c6a3a831310fbf8cd0
-
SHA1
36bd49ae21c460be5753a904b4501f1abca53508
-
SHA256
b393f05e8ff919ef071181050e1873c9a776e1a0ae8329aefff7007d0cadf592
-
SHA512
c8ba7b1f9113ead23e993e74a48c4427ae3562c1f6d9910b2bbe6806c9107cf7d94bc7d204613e4743d0cd869e00dafd4fb54aad1e8adb69c553f3b9e5bc64df
-
SSDEEP
6144:aUWQQ5O3fz0NG3ucDaEUTWfk+ZA0NrCL/k+uyoyBOX1okfW7w+Pfzqibckl:an5QEG39fPAkrE4yrBOXDfaNbck
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 2328 1956 WerFault.exe 31 -
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 2164 wrote to memory of 1956 2164 rundll32.exe 31 PID 2164 wrote to memory of 1956 2164 rundll32.exe 31 PID 2164 wrote to memory of 1956 2164 rundll32.exe 31 PID 2164 wrote to memory of 1956 2164 rundll32.exe 31 PID 2164 wrote to memory of 1956 2164 rundll32.exe 31 PID 2164 wrote to memory of 1956 2164 rundll32.exe 31 PID 2164 wrote to memory of 1956 2164 rundll32.exe 31 PID 1956 wrote to memory of 2328 1956 rundll32.exe 32 PID 1956 wrote to memory of 2328 1956 rundll32.exe 32 PID 1956 wrote to memory of 2328 1956 rundll32.exe 32 PID 1956 wrote to memory of 2328 1956 rundll32.exe 32
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsis7z.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2164 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsis7z.dll,#12⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1956 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1956 -s 2203⤵
- Program crash
PID:2328
-
-