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
13s -
max time network
19s -
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/nsDialogs.dll
-
Size
9KB
-
MD5
4ccc4a742d4423f2f0ed744fd9c81f63
-
SHA1
704f00a1acc327fd879cf75fc90d0b8f927c36bc
-
SHA256
416133dd86c0dff6b0fcaf1f46dfe97fdc85b37f90effb2d369164a8f7e13ae6
-
SHA512
790c5eb1f8b297e45054c855b66dfc18e9f3f1b1870559014dbefa3b9d5b6d33a993a9e089202e70f51a55d859b74e8605c6f633386fd9189b6f78941bf1bfdb
-
SSDEEP
192:SbEunjqjIcESwFlioU3M0LLF/t8t9pKSfOi:SbESjFCw6oWPFl8jfOi
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 1956 2472 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 2444 wrote to memory of 2472 2444 rundll32.exe 28 PID 2444 wrote to memory of 2472 2444 rundll32.exe 28 PID 2444 wrote to memory of 2472 2444 rundll32.exe 28 PID 2444 wrote to memory of 2472 2444 rundll32.exe 28 PID 2444 wrote to memory of 2472 2444 rundll32.exe 28 PID 2444 wrote to memory of 2472 2444 rundll32.exe 28 PID 2444 wrote to memory of 2472 2444 rundll32.exe 28 PID 2472 wrote to memory of 1956 2472 rundll32.exe 29 PID 2472 wrote to memory of 1956 2472 rundll32.exe 29 PID 2472 wrote to memory of 1956 2472 rundll32.exe 29 PID 2472 wrote to memory of 1956 2472 rundll32.exe 29
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsDialogs.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2444 -
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:2472 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2472 -s 2443⤵
- Program crash
PID:1956
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