Overview
overview
7Static
static
3bymr-launc...er.exe
windows7-x64
7bymr-launc...er.exe
windows10-2004-x64
7$PLUGINSDI...dl.dll
windows7-x64
3$PLUGINSDI...dl.dll
windows10-2004-x64
3$PLUGINSDI...nu.dll
windows7-x64
3$PLUGINSDI...nu.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$PLUGINSDI...ls.dll
windows7-x64
3$PLUGINSDI...ls.dll
windows10-2004-x64
3bymr-launcher.exe
windows7-x64
1bymr-launcher.exe
windows10-2004-x64
1uninstall.exe
windows7-x64
7uninstall.exe
windows10-2004-x64
7$PLUGINSDI...LL.dll
windows7-x64
3$PLUGINSDI...LL.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...ls.dll
windows7-x64
3$PLUGINSDI...ls.dll
windows10-2004-x64
3Analysis
-
max time kernel
122s -
max time network
128s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
29/08/2024, 19:12
Static task
static1
Behavioral task
behavioral1
Sample
bymr-launcher-installer.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
bymr-launcher-installer.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/NSISdl.dll
Resource
win7-20240704-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/NSISdl.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/StartMenu.dll
Resource
win7-20240704-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/StartMenu.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240708-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win7-20240705-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/nsis_tauri_utils.dll
Resource
win7-20240704-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/nsis_tauri_utils.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral13
Sample
bymr-launcher.exe
Resource
win7-20240704-en
Behavioral task
behavioral14
Sample
bymr-launcher.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral15
Sample
uninstall.exe
Resource
win7-20240708-en
Behavioral task
behavioral16
Sample
uninstall.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral17
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win7-20240704-en
Behavioral task
behavioral18
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral19
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240704-en
Behavioral task
behavioral20
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral21
Sample
$PLUGINSDIR/nsis_tauri_utils.dll
Resource
win7-20240705-en
Behavioral task
behavioral22
Sample
$PLUGINSDIR/nsis_tauri_utils.dll
Resource
win10v2004-20240802-en
General
-
Target
$PLUGINSDIR/nsis_tauri_utils.dll
-
Size
28KB
-
MD5
a573dcf90cb9d9e30624eea14018980e
-
SHA1
01e48d6429b48b640230c6ce8f257c84758943aa
-
SHA256
2fe7953cd06cd9ab1d5e91834ecfe70bcf7a9ed6b2c40aebc21c98c6f96eb89c
-
SHA512
823a79f1b1e6e64481f0c305e189d95b51528b6ce87a2330e2199a33ebfe074a6e39382c79cb28d89c89294205031f0519bff5aacd2334813a74d32529d2eaa7
-
SSDEEP
384:sq6F316ZZDGeN/b42AHrKLHxEojKCKpnbOMdjdhQD7bGh+qkzAGj:sq6Fl6ZICb3ercFKpnq0jdhK7W+q4
Malware Config
Signatures
-
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 7 IoCs
description pid Process procid_target PID 2840 wrote to memory of 2812 2840 rundll32.exe 30 PID 2840 wrote to memory of 2812 2840 rundll32.exe 30 PID 2840 wrote to memory of 2812 2840 rundll32.exe 30 PID 2840 wrote to memory of 2812 2840 rundll32.exe 30 PID 2840 wrote to memory of 2812 2840 rundll32.exe 30 PID 2840 wrote to memory of 2812 2840 rundll32.exe 30 PID 2840 wrote to memory of 2812 2840 rundll32.exe 30
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsis_tauri_utils.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2840 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsis_tauri_utils.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:2812
-