Overview
overview
7Static
static
3internatio...df.exe
windows10-2004-x64
7$PLUGINSDI...LL.dll
windows10-2004-x64
3$PLUGINSDI...dl.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...er.bmp
windows10-2004-x64
7$PLUGINSDI...rd.bmp
windows10-2004-x64
7$PLUGINSDI...gs.dll
windows10-2004-x64
3$WINDIR/primopdf.ini
windows10-2004-x64
1Online_UG.url
windows10-2004-x64
3PrimDel.exe
windows10-2004-x64
1PrimInst.exe
windows10-2004-x64
1PrimoRun.exe
windows10-2004-x64
1gsdll32.dll
windows10-2004-x64
3Analysis
-
max time kernel
147s -
max time network
204s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
02-04-2024 02:17
Static task
static1
Behavioral task
behavioral1
Sample
internationalprimopdf.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral2
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/NSISdl.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/modern-header.bmp
Resource
win10v2004-20240226-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/modern-wizard.bmp
Resource
win10v2004-20240319-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral8
Sample
$WINDIR/primopdf.ini
Resource
win10v2004-20240226-en
Behavioral task
behavioral9
Sample
Online_UG.url
Resource
win10v2004-20240226-en
Behavioral task
behavioral10
Sample
PrimDel.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral11
Sample
PrimInst.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral12
Sample
PrimoRun.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral13
Sample
gsdll32.dll
Resource
win10v2004-20231215-en
General
-
Target
$PLUGINSDIR/nsDialogs.dll
-
Size
9KB
-
MD5
c10e04dd4ad4277d5adc951bb331c777
-
SHA1
b1e30808198a3ae6d6d1cca62df8893dc2a7ad43
-
SHA256
e31ad6c6e82e603378cb6b80e67d0e0dcd9cf384e1199ac5a65cb4935680021a
-
SHA512
853a5564bf751d40484ea482444c6958457cb4a17fb973cf870f03f201b8b2643be41bccde00f6b2026dc0c3d113e6481b0dc4c7b0f3ae7966d38c92c6b5862e
-
SSDEEP
96:hBABCcnl5TKhkfLxSslykcxM2DjDf3GE+Xv8Xav+Yx4VndY7ndS27gA:h6n+0SAfRE+/8ZYxMdqn420
Malware Config
Signatures
-
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target Process procid_target 4792 1480 WerFault.exe 84 -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
rundll32.exedescription pid Process procid_target PID 2332 wrote to memory of 1480 2332 rundll32.exe 84 PID 2332 wrote to memory of 1480 2332 rundll32.exe 84 PID 2332 wrote to memory of 1480 2332 rundll32.exe 84
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsDialogs.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2332 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsDialogs.dll,#12⤵PID:1480
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1480 -s 6363⤵
- Program crash
PID:4792
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1480 -ip 14801⤵PID:3840