Overview
overview
7Static
static
38be141c64a...44.exe
windows7-x64
78be141c64a...44.exe
windows10-2004-x64
7$PLUGINSDI...RL.dll
windows7-x64
3$PLUGINSDI...RL.dll
windows10-2004-x64
3$PLUGINSDI...ns.dll
windows7-x64
3$PLUGINSDI...ns.dll
windows10-2004-x64
3$PLUGINSDI...LL.dll
windows7-x64
3$PLUGINSDI...LL.dll
windows10-2004-x64
3$PLUGINSDI...dl.dll
windows7-x64
3$PLUGINSDI...dl.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$PLUGINSDIR/inetc.dll
windows7-x64
3$PLUGINSDIR/inetc.dll
windows10-2004-x64
3$PLUGINSDI...ec.dll
windows7-x64
3$PLUGINSDI...ec.dll
windows10-2004-x64
3$PLUGINSDI...nz.dll
windows7-x64
3$PLUGINSDI...nz.dll
windows10-2004-x64
3Analysis
-
max time kernel
145s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
03/02/2024, 08:34
Static task
static1
Behavioral task
behavioral1
Sample
8be141c64a0a68c761ec601313b7de44.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
8be141c64a0a68c761ec601313b7de44.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/BrandingURL.dll
Resource
win7-20231215-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/BrandingURL.dll
Resource
win10v2004-20231222-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win7-20231129-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win7-20231215-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/NSISdl.dll
Resource
win7-20231215-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/NSISdl.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/System.dll
Resource
win7-20231215-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20231222-en
Behavioral task
behavioral13
Sample
$PLUGINSDIR/UAC.dll
Resource
win7-20231215-en
Behavioral task
behavioral14
Sample
$PLUGINSDIR/UAC.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral15
Sample
$PLUGINSDIR/inetc.dll
Resource
win7-20231215-en
Behavioral task
behavioral16
Sample
$PLUGINSDIR/inetc.dll
Resource
win10v2004-20231222-en
Behavioral task
behavioral17
Sample
$PLUGINSDIR/nsExec.dll
Resource
win7-20231215-en
Behavioral task
behavioral18
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10v2004-20231222-en
Behavioral task
behavioral19
Sample
$PLUGINSDIR/nsisunz.dll
Resource
win7-20231129-en
Behavioral task
behavioral20
Sample
$PLUGINSDIR/nsisunz.dll
Resource
win10v2004-20231215-en
General
-
Target
$PLUGINSDIR/nsisunz.dll
-
Size
40KB
-
MD5
5f13dbc378792f23e598079fc1e4422b
-
SHA1
5813c05802f15930aa860b8363af2b58426c8adf
-
SHA256
6e87ecb7f62039fbb6e7676422d1a5e75a32b90dde6865dcb68ee658ba8df61d
-
SHA512
9270635a5294482f49e0292e26d45dd103b85fe27dc163d44531b095c5f9dbde6b904adaf1a888ba3c112a094380394713c796f5195b2566a20f00b42b6578e5
-
SSDEEP
384:KExN66Yf2xL5Q4IsjuUjUZfqRDpImexpf88FwHxXvjX3hwlHt6oIfESxSHoOO8n9:O2x64GcVpI3xC8ynToIf1SIOhW4
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 4192 3436 WerFault.exe 18 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1452 wrote to memory of 3436 1452 rundll32.exe 18 PID 1452 wrote to memory of 3436 1452 rundll32.exe 18 PID 1452 wrote to memory of 3436 1452 rundll32.exe 18
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsisunz.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1452 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsisunz.dll,#12⤵PID:3436
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3436 -s 6003⤵
- Program crash
PID:4192
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3436 -ip 34361⤵PID:1440