Overview
overview
10Static
static
3bf83ae00a8...0N.exe
windows7-x64
10bf83ae00a8...0N.exe
windows10-2004-x64
10$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...os.dll
windows7-x64
3$PLUGINSDI...os.dll
windows10-2004-x64
3$PLUGINSDI...sh.dll
windows7-x64
3$PLUGINSDI...sh.dll
windows10-2004-x64
3$PLUGINSDI...ce.dll
windows7-x64
3$PLUGINSDI...ce.dll
windows10-2004-x64
3$PLUGINSDI...ec.dll
windows7-x64
3$PLUGINSDI...ec.dll
windows10-2004-x64
3$PLUGINSDI...ry.dll
windows7-x64
3$PLUGINSDI...ry.dll
windows10-2004-x64
3Analysis
- max time kernel
82s - max time network
16s - platform
windows7_x64 - resource
win7-20240903-en - resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system - submitted
07/09/2024, 00:17
Static task
static1
Behavioral task
behavioral1
Sample
bf83ae00a8f2aee9f6c59a2a39c52ed0N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
bf83ae00a8f2aee9f6c59a2a39c52ed0N.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/execDos.dll
Resource
win7-20240903-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/execDos.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/newadvsplash.dll
Resource
win7-20240903-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/newadvsplash.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/newtextreplace.dll
Resource
win7-20240903-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/newtextreplace.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/nsExec.dll
Resource
win7-20240903-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral13
Sample
$PLUGINSDIR/registry.dll
Resource
win7-20240903-en
Behavioral task
behavioral14
Sample
$PLUGINSDIR/registry.dll
Resource
win10v2004-20240802-en
General
- Target $PLUGINSDIR/newadvsplash.dll
- Size 8KB
- Sample240907-alezxavgkc
- SHA256 0a70cc4b93d87ecd93e538cfbed7c9a4b8b5c6f1042c6069757bda0d1279ed06
- MD5 55a723e125afbc9b3a41d46f41749068
- SHA1 01618b26fec6b8c6bdb866e6e4d0f7a0529fe97c
- SHA512 559157fa1b3eb6ae1f9c0f2c71ccc692a0a0affb1d6498a8b8db1436d236fd91891897ac620ed5a588beba2efa43ef064211a7fcadb5c3a3c5e2be1d23ef9d4c
- SSDEEP 96:/VV0Rwtvrm2nQujIvP9dir3UniV/zRzVR3rN3k8Jd18tsPcaqhx:/VV0KtC2yH9d83BzVR53kEQFaq
- MD5 SHA1 SHA512 SSDEEP
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 2432 wrote to memory of 1488 2432 rundll32.exe 31 PID 2432 wrote to memory of 1488 2432 rundll32.exe 31 PID 2432 wrote to memory of 1488 2432 rundll32.exe 31 PID 2432 wrote to memory of 1488 2432 rundll32.exe 31 PID 2432 wrote to memory of 1488 2432 rundll32.exe 31 PID 2432 wrote to memory of 1488 2432 rundll32.exe 31 PID 2432 wrote to memory of 1488 2432 rundll32.exe 31
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\newadvsplash.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2432 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\newadvsplash.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:1488
-