Overview
overview
4Static
static
3cc492e79fa...f5.exe
windows7-x64
4cc492e79fa...f5.exe
windows10-2004-x64
4$PLUGINSDI...sh.dll
windows7-x64
3$PLUGINSDI...sh.dll
windows10-2004-x64
3$PLUGINSDI...fo.dll
windows7-x64
3$PLUGINSDI...fo.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...fo.dll
windows7-x64
3$PLUGINSDI...fo.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
93s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
15-09-2024 07:35
Static task
static1
Behavioral task
behavioral1
Sample
cc492e79faadd2f1af46dc653c1887e1607c6e20575114cbea6f89e55e5fe5f5.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
cc492e79faadd2f1af46dc653c1887e1607c6e20575114cbea6f89e55e5fe5f5.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/CityHash.dll
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/CityHash.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/MoreInfo.dll
Resource
win7-20240903-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/MoreInfo.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240903-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/UserInfo.dll
Resource
win7-20240704-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/UserInfo.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/newadvsplash.dll
Resource
win7-20240903-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/newadvsplash.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral13
Sample
$PLUGINSDIR/newtextreplace.dll
Resource
win7-20240704-en
Behavioral task
behavioral14
Sample
$PLUGINSDIR/newtextreplace.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral15
Sample
$PLUGINSDIR/nsExec.dll
Resource
win7-20240903-en
Behavioral task
behavioral16
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral17
Sample
$PLUGINSDIR/registry.dll
Resource
win7-20240903-en
Behavioral task
behavioral18
Sample
$PLUGINSDIR/registry.dll
Resource
win10v2004-20240802-en
General
-
Target
$PLUGINSDIR/UserInfo.dll
-
Size
4KB
-
MD5
f8b6dd1f9620be4ef2ad1e81fb6b79fa
-
SHA1
f06c8c8650335bace41c8dbe73307cbe4e61b3b1
-
SHA256
a921cc9cc4af332be96186d60d2539cb413dfa44cfd73e85687f9338505ff85e
-
SHA512
f15811088ecde4cd0c038db2c278b7214e41728e382b25c65c2eb491bc0379c075841398e8c99e8cceba8be7e8342bc69d35836ebe9b12ebebff48d01d5fa61a
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 2360 3032 WerFault.exe 83 -
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 3 IoCs
description pid Process procid_target PID 1116 wrote to memory of 3032 1116 rundll32.exe 83 PID 1116 wrote to memory of 3032 1116 rundll32.exe 83 PID 1116 wrote to memory of 3032 1116 rundll32.exe 83
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UserInfo.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1116 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UserInfo.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:3032 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3032 -s 6243⤵
- Program crash
PID:2360
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3032 -ip 30321⤵PID:2608