Overview
overview
10Static
static
33d7d2fbff0...44.exe
windows7-x64
103d7d2fbff0...44.exe
windows10-2004-x64
10$PLUGINSDI...LL.dll
windows7-x64
3$PLUGINSDI...LL.dll
windows10-2004-x64
3$PLUGINSDI...ns.dll
windows7-x64
3$PLUGINSDI...ns.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDIR/w7tbp.dll
windows7-x64
3$PLUGINSDIR/w7tbp.dll
windows10-2004-x64
3App/UltraI...SO.exe
windows7-x64
3App/UltraI...SO.exe
windows10-2004-x64
3App/UltraI...lg.exe
windows7-x64
3App/UltraI...lg.exe
windows10-2004-x64
3App/UltraI...ve.sys
windows7-x64
1App/UltraI...ve.sys
windows10-2004-x64
1App/UltraI...64.sys
windows7-x64
1App/UltraI...64.sys
windows10-2004-x64
1App/UltraI...md.exe
windows7-x64
1App/UltraI...md.exe
windows10-2004-x64
3App/UltraI...rt.exe
windows7-x64
3App/UltraI...rt.exe
windows10-2004-x64
3App/UltraI...rt.sys
windows7-x64
1App/UltraI...rt.sys
windows10-2004-x64
1App/UltraI...64.sys
windows7-x64
1App/UltraI...64.sys
windows10-2004-x64
1App/UltraI...ll.dll
windows7-x64
3App/UltraI...ll.dll
windows10-2004-x64
3App/UltraI...64.dll
windows7-x64
5App/UltraI...64.dll
windows10-2004-x64
5App/UltraI...nc.dll
windows7-x64
3App/UltraI...nc.dll
windows10-2004-x64
3Analysis
-
max time kernel
119s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
26-12-2024 21:30
Static task
static1
Behavioral task
behavioral1
Sample
3d7d2fbff056715df82ff6087da813f9eab7626231db45788506896fa399ca44.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
3d7d2fbff056715df82ff6087da813f9eab7626231db45788506896fa399ca44.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/FindProcDLL.dll
Resource
win7-20240729-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/FindProcDLL.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win7-20240903-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240903-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/w7tbp.dll
Resource
win7-20240903-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/w7tbp.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral11
Sample
App/UltraISO/UltraISO.exe
Resource
win7-20240903-en
Behavioral task
behavioral12
Sample
App/UltraISO/UltraISO.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral13
Sample
App/UltraISO/drivers/FileDlg.exe
Resource
win7-20240903-en
Behavioral task
behavioral14
Sample
App/UltraISO/drivers/FileDlg.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral15
Sample
App/UltraISO/drivers/ISODrive.sys
Resource
win7-20240903-en
Behavioral task
behavioral16
Sample
App/UltraISO/drivers/ISODrive.sys
Resource
win10v2004-20241007-en
Behavioral task
behavioral17
Sample
App/UltraISO/drivers/ISODrv64.sys
Resource
win7-20240903-en
Behavioral task
behavioral18
Sample
App/UltraISO/drivers/ISODrv64.sys
Resource
win10v2004-20241007-en
Behavioral task
behavioral19
Sample
App/UltraISO/drivers/IsoCmd.exe
Resource
win7-20241023-en
Behavioral task
behavioral20
Sample
App/UltraISO/drivers/IsoCmd.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral21
Sample
App/UltraISO/drivers/bootpart.exe
Resource
win7-20240903-en
Behavioral task
behavioral22
Sample
App/UltraISO/drivers/bootpart.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral23
Sample
App/UltraISO/drivers/bootpart.sys
Resource
win7-20241010-en
Behavioral task
behavioral24
Sample
App/UltraISO/drivers/bootpart.sys
Resource
win10v2004-20241007-en
Behavioral task
behavioral25
Sample
App/UltraISO/drivers/bootpt64.sys
Resource
win7-20240903-en
Behavioral task
behavioral26
Sample
App/UltraISO/drivers/bootpt64.sys
Resource
win10v2004-20241007-en
Behavioral task
behavioral27
Sample
App/UltraISO/isoshell.dll
Resource
win7-20241023-en
Behavioral task
behavioral28
Sample
App/UltraISO/isoshell.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral29
Sample
App/UltraISO/isoshl64.dll
Resource
win7-20240903-en
Behavioral task
behavioral30
Sample
App/UltraISO/isoshl64.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral31
Sample
App/UltraISO/lame_enc.dll
Resource
win7-20240708-en
Behavioral task
behavioral32
Sample
App/UltraISO/lame_enc.dll
Resource
win10v2004-20241007-en
General
-
Target
$PLUGINSDIR/System.dll
-
Size
11KB
-
MD5
a78507ea1078cadaa8b2ec1a2e1d874f
-
SHA1
77fe20488444ebbaafc5b2c0743251a94edc3b8e
-
SHA256
93d1e681daebfd24ff9fab3952e8ae94eddbdfb3650937988c1fd8085991610e
-
SHA512
0399452c7305f23576d4175ec198ad8da8a530215e9304632b20bcb41a38fa0ba2c1c0b0b734b9f887851c92c7f2cf4cdfad403ace84e63318c0694402e1f270
-
SSDEEP
192:8trS5c+oKreH53n2fUC1lfeTf9OJCzD4/IVqh88GrgU6H:/jrd09O3/IcG8U6H
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 1640 2588 WerFault.exe 30 -
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 1696 wrote to memory of 2588 1696 rundll32.exe 30 PID 1696 wrote to memory of 2588 1696 rundll32.exe 30 PID 1696 wrote to memory of 2588 1696 rundll32.exe 30 PID 1696 wrote to memory of 2588 1696 rundll32.exe 30 PID 1696 wrote to memory of 2588 1696 rundll32.exe 30 PID 1696 wrote to memory of 2588 1696 rundll32.exe 30 PID 1696 wrote to memory of 2588 1696 rundll32.exe 30 PID 2588 wrote to memory of 1640 2588 rundll32.exe 31 PID 2588 wrote to memory of 1640 2588 rundll32.exe 31 PID 2588 wrote to memory of 1640 2588 rundll32.exe 31 PID 2588 wrote to memory of 1640 2588 rundll32.exe 31
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1696 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#12⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2588 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2588 -s 2203⤵
- Program crash
PID:1640
-
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