Overview
overview
10Static
static
3Invoice-541221.exe
windows7-x64
4Invoice-541221.exe
windows10-2004-x64
10$PLUGINSDIR/NAct.dll
windows7-x64
3$PLUGINSDIR/NAct.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDIR/UAC.dll
windows7-x64
3$PLUGINSDIR/UAC.dll
windows10-2004-x64
3$PLUGINSDI...fo.dll
windows7-x64
3$PLUGINSDI...fo.dll
windows10-2004-x64
3$PLUGINSDI...gs.dll
windows7-x64
3$PLUGINSDI...gs.dll
windows10-2004-x64
3$TEMP/PDF ...DS.exe
windows7-x64
7$TEMP/PDF ...DS.exe
windows10-2004-x64
10Analysis
-
max time kernel
118s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
15-08-2024 15:38
Behavioral task
behavioral1
Sample
Invoice-541221.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
Invoice-541221.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/NAct.dll
Resource
win7-20240705-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/NAct.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240708-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/UAC.dll
Resource
win7-20240704-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/UAC.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/UserInfo.dll
Resource
win7-20240729-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/UserInfo.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win7-20240704-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral13
Sample
$TEMP/PDF READER/@New_x32DS.exe
Resource
win7-20240705-en
Behavioral task
behavioral14
Sample
$TEMP/PDF READER/@New_x32DS.exe
Resource
win10v2004-20240802-en
General
-
Target
$PLUGINSDIR/UAC.dll
-
Size
14KB
-
MD5
adb29e6b186daa765dc750128649b63d
-
SHA1
160cbdc4cb0ac2c142d361df138c537aa7e708c9
-
SHA256
2f7f8fc05dc4fd0d5cda501b47e4433357e887bbfed7292c028d99c73b52dc08
-
SHA512
b28adcccf0c33660fecd6f95f28f11f793dc9988582187617b4c113fb4e6fdad4cf7694cd8c0300a477e63536456894d119741a940dda09b7df3ff0087a7eada
-
SSDEEP
192:DiF6v2imI36Op/tGZGfWxdyWHD0I53vLl7WVl8e04IpDlPjs:DGVY6ClGoWxXH75T1WVl83lLs
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 2240 1936 WerFault.exe 28 -
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 1628 wrote to memory of 1936 1628 rundll32.exe 28 PID 1628 wrote to memory of 1936 1628 rundll32.exe 28 PID 1628 wrote to memory of 1936 1628 rundll32.exe 28 PID 1628 wrote to memory of 1936 1628 rundll32.exe 28 PID 1628 wrote to memory of 1936 1628 rundll32.exe 28 PID 1628 wrote to memory of 1936 1628 rundll32.exe 28 PID 1628 wrote to memory of 1936 1628 rundll32.exe 28 PID 1936 wrote to memory of 2240 1936 rundll32.exe 29 PID 1936 wrote to memory of 2240 1936 rundll32.exe 29 PID 1936 wrote to memory of 2240 1936 rundll32.exe 29 PID 1936 wrote to memory of 2240 1936 rundll32.exe 29
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UAC.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1628 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UAC.dll,#12⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1936 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1936 -s 2243⤵
- Program crash
PID:2240
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