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
120s -
max time network
122s -
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/w7tbp.dll
-
Size
2KB
-
MD5
9a3031cc4cef0dba236a28eecdf0afb5
-
SHA1
708a76aa56f77f1b0ebc62b023163c2e0426f3ac
-
SHA256
53bb519e3293164947ac7cbd7e612f637d77a7b863e3534ba1a7e39b350d3c00
-
SHA512
8fddde526e7d10d77e247ea80b273beae9dde1d4112806f1f5c3e6a409247d54d8a4445ab5bdd77025a434c3d1dcfdf480dac21abbdb13a308d5eb74517fab53
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 2728 1856 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 1088 wrote to memory of 1856 1088 rundll32.exe 30 PID 1088 wrote to memory of 1856 1088 rundll32.exe 30 PID 1088 wrote to memory of 1856 1088 rundll32.exe 30 PID 1088 wrote to memory of 1856 1088 rundll32.exe 30 PID 1088 wrote to memory of 1856 1088 rundll32.exe 30 PID 1088 wrote to memory of 1856 1088 rundll32.exe 30 PID 1088 wrote to memory of 1856 1088 rundll32.exe 30 PID 1856 wrote to memory of 2728 1856 rundll32.exe 31 PID 1856 wrote to memory of 2728 1856 rundll32.exe 31 PID 1856 wrote to memory of 2728 1856 rundll32.exe 31 PID 1856 wrote to memory of 2728 1856 rundll32.exe 31
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\w7tbp.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1088 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\w7tbp.dll,#12⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1856 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1856 -s 2243⤵
- Program crash
PID:2728
-
-