Overview
overview
8Static
static
3Revo.Unins....0.exe
windows7-x64
8Revo.Unins....0.exe
windows10-2004-x64
7$EXEDIR/Re...xt.dll
windows7-x64
7$EXEDIR/Re...xt.dll
windows10-2004-x64
7$EXEDIR/Re...ar.exe
windows7-x64
1$EXEDIR/Re...ar.exe
windows10-2004-x64
1$EXEDIR/Re...md.exe
windows7-x64
6$EXEDIR/Re...md.exe
windows10-2004-x64
6$EXEDIR/Re...ro.exe
windows7-x64
1$EXEDIR/Re...ro.exe
windows10-2004-x64
1$EXEDIR/Re...lt.sys
windows7-x64
1$EXEDIR/Re...lt.sys
windows10-2004-x64
1$EXEDIR/Re...lt.sys
windows10-2004-x64
1$EXEDIR/Re...lt.sys
windows10-2004-x64
1$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...ec.dll
windows7-x64
3$PLUGINSDI...ec.dll
windows10-2004-x64
3$PLUGINSDI...ss.dll
windows7-x64
3$PLUGINSDI...ss.dll
windows10-2004-x64
3RUExt.dll
windows7-x64
7RUExt.dll
windows10-2004-x64
7RevoAppBar.exe
windows7-x64
1RevoAppBar.exe
windows10-2004-x64
1RevoCmd.exe
windows7-x64
6RevoCmd.exe
windows10-2004-x64
6RevoUnPro.exe
windows7-x64
1RevoUnPro.exe
windows10-2004-x64
1Vista/revoflt.sys
windows7-x64
1Vista/revoflt.sys
windows10-2004-x64
1Win10/revoflt.sys
windows10-2004-x64
1revoflt.sys
windows10-2004-x64
1Analysis
-
max time kernel
36s -
max time network
55s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
23/08/2024, 15:30
Static task
static1
Behavioral task
behavioral1
Sample
Revo.Uninstaller.Pro.v5.3.0.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
Revo.Uninstaller.Pro.v5.3.0.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
$EXEDIR/RevoUninstallerProPortable/x64/RUExt.dll
Resource
win7-20240704-en
Behavioral task
behavioral4
Sample
$EXEDIR/RevoUninstallerProPortable/x64/RUExt.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral5
Sample
$EXEDIR/RevoUninstallerProPortable/x64/RevoAppBar.exe
Resource
win7-20240705-en
Behavioral task
behavioral6
Sample
$EXEDIR/RevoUninstallerProPortable/x64/RevoAppBar.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral7
Sample
$EXEDIR/RevoUninstallerProPortable/x64/RevoCmd.exe
Resource
win7-20240704-en
Behavioral task
behavioral8
Sample
$EXEDIR/RevoUninstallerProPortable/x64/RevoCmd.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral9
Sample
$EXEDIR/RevoUninstallerProPortable/x64/RevoUnPro.exe
Resource
win7-20240705-en
Behavioral task
behavioral10
Sample
$EXEDIR/RevoUninstallerProPortable/x64/RevoUnPro.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral11
Sample
$EXEDIR/RevoUninstallerProPortable/x64/Vista/revoflt.sys
Resource
win7-20240708-en
Behavioral task
behavioral12
Sample
$EXEDIR/RevoUninstallerProPortable/x64/Vista/revoflt.sys
Resource
win10v2004-20240802-en
Behavioral task
behavioral13
Sample
$EXEDIR/RevoUninstallerProPortable/x64/Win10/revoflt.sys
Resource
win10v2004-20240802-en
Behavioral task
behavioral14
Sample
$EXEDIR/RevoUninstallerProPortable/x64/revoflt.sys
Resource
win10v2004-20240802-en
Behavioral task
behavioral15
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240708-en
Behavioral task
behavioral16
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral17
Sample
$PLUGINSDIR/nsExec.dll
Resource
win7-20240729-en
Behavioral task
behavioral18
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral19
Sample
$PLUGINSDIR/nsProcess.dll
Resource
win7-20240705-en
Behavioral task
behavioral20
Sample
$PLUGINSDIR/nsProcess.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral21
Sample
RUExt.dll
Resource
win7-20240704-en
Behavioral task
behavioral22
Sample
RUExt.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral23
Sample
RevoAppBar.exe
Resource
win7-20240704-en
Behavioral task
behavioral24
Sample
RevoAppBar.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral25
Sample
RevoCmd.exe
Resource
win7-20240704-en
Behavioral task
behavioral26
Sample
RevoCmd.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral27
Sample
RevoUnPro.exe
Resource
win7-20240729-en
Behavioral task
behavioral28
Sample
RevoUnPro.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral29
Sample
Vista/revoflt.sys
Resource
win7-20240729-en
Behavioral task
behavioral30
Sample
Vista/revoflt.sys
Resource
win10v2004-20240802-en
Behavioral task
behavioral31
Sample
Win10/revoflt.sys
Resource
win10v2004-20240802-en
Behavioral task
behavioral32
Sample
revoflt.sys
Resource
win10v2004-20240802-en
General
-
Target
$PLUGINSDIR/nsExec.dll
-
Size
7KB
-
MD5
11092c1d3fbb449a60695c44f9f3d183
-
SHA1
b89d614755f2e943df4d510d87a7fc1a3bcf5a33
-
SHA256
2cd3a2d4053954db1196e2526545c36dfc138c6de9b81f6264632f3132843c77
-
SHA512
c182e0a1f0044b67b4b9fb66cef9c4955629f6811d98bbffa99225b03c43c33b1e85cacabb39f2c45ead81cd85e98b201d5f9da4ee0038423b1ad947270c134a
-
SSDEEP
96:JgzdzBzMDhOZZDbXf5GsWvSv1ckne94SDbYkvML1HT1fUNQaSGYuHIDQ:JDQHDb2vSuOc41ZfUNQZGdHA
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 3432 2780 WerFault.exe 85 -
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 3648 wrote to memory of 2780 3648 rundll32.exe 85 PID 3648 wrote to memory of 2780 3648 rundll32.exe 85 PID 3648 wrote to memory of 2780 3648 rundll32.exe 85
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3648 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:2780 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2780 -s 6123⤵
- Program crash
PID:3432
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 2780 -ip 27801⤵PID:1908