Overview
overview
7Static
static
75c476b47ec...f9.exe
windows7-x64
75c476b47ec...f9.exe
windows10-2004-x64
7$TEMP/Team...r_.exe
windows7-x64
7$TEMP/Team...r_.exe
windows10-2004-x64
7$PLUGINSDI...ol.dll
windows7-x64
3$PLUGINSDI...ol.dll
windows10-2004-x64
3$PLUGINSDI...64.dll
windows7-x64
3$PLUGINSDI...64.dll
windows10-2004-x64
3$PLUGINSDI...ns.dll
windows7-x64
3$PLUGINSDI...ns.dll
windows10-2004-x64
3$PLUGINSDI...SC.dll
windows7-x64
3$PLUGINSDI...SC.dll
windows10-2004-x64
3$PLUGINSDI...nu.dll
windows7-x64
3$PLUGINSDI...nu.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...on.dll
windows7-x64
3$PLUGINSDI...on.dll
windows10-2004-x64
3$PLUGINSDIR/UAC.dll
windows7-x64
3$PLUGINSDIR/UAC.dll
windows10-2004-x64
3$PLUGINSDI...fo.dll
windows7-x64
3$PLUGINSDI...fo.dll
windows10-2004-x64
3$PLUGINSDI...ec.dll
windows7-x64
3$PLUGINSDI...ec.dll
windows10-2004-x64
3$PLUGINSDI...ll.dll
windows7-x64
3$PLUGINSDI...ll.dll
windows10-2004-x64
3$PROGRAMFI...AS.exe
windows7-x64
1$PROGRAMFI...AS.exe
windows10-2004-x64
1$TEMP/Team...TV.dll
windows7-x64
1$TEMP/Team...TV.dll
windows10-2004-x64
3$TEMP/Team...er.exe
windows7-x64
7$TEMP/Team...er.exe
windows10-2004-x64
7Analysis
-
max time kernel
141s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
15-01-2024 05:41
Behavioral task
behavioral1
Sample
5c476b47ecc73dbd3412c5d37676f6f9.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
5c476b47ecc73dbd3412c5d37676f6f9.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral3
Sample
$TEMP/TeamViewer/Version5/TeamViewer_.exe
Resource
win7-20231215-en
Behavioral task
behavioral4
Sample
$TEMP/TeamViewer/Version5/TeamViewer_.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/AccessControl.dll
Resource
win7-20231215-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/AccessControl.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/Base64.dll
Resource
win7-20231215-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/Base64.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win7-20231129-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win10v2004-20231222-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/SimpleSC.dll
Resource
win7-20231129-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/SimpleSC.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral13
Sample
$PLUGINSDIR/StartMenu.dll
Resource
win7-20231215-en
Behavioral task
behavioral14
Sample
$PLUGINSDIR/StartMenu.dll
Resource
win10v2004-20231222-en
Behavioral task
behavioral15
Sample
$PLUGINSDIR/System.dll
Resource
win7-20231215-en
Behavioral task
behavioral16
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral17
Sample
$PLUGINSDIR/TvGetVersion.dll
Resource
win7-20231215-en
Behavioral task
behavioral18
Sample
$PLUGINSDIR/TvGetVersion.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral19
Sample
$PLUGINSDIR/UAC.dll
Resource
win7-20231215-en
Behavioral task
behavioral20
Sample
$PLUGINSDIR/UAC.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral21
Sample
$PLUGINSDIR/UserInfo.dll
Resource
win7-20231215-en
Behavioral task
behavioral22
Sample
$PLUGINSDIR/UserInfo.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral23
Sample
$PLUGINSDIR/nsExec.dll
Resource
win7-20231129-en
Behavioral task
behavioral24
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10v2004-20231222-en
Behavioral task
behavioral25
Sample
$PLUGINSDIR/nsisFirewall.dll
Resource
win7-20231215-en
Behavioral task
behavioral26
Sample
$PLUGINSDIR/nsisFirewall.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral27
Sample
$PROGRAMFILES/TeamViewer/Version5/SAS.exe
Resource
win7-20231215-en
Behavioral task
behavioral28
Sample
$PROGRAMFILES/TeamViewer/Version5/SAS.exe
Resource
win10v2004-20231222-en
Behavioral task
behavioral29
Sample
$TEMP/TeamViewer/Version5/TV.dll
Resource
win7-20231215-en
Behavioral task
behavioral30
Sample
$TEMP/TeamViewer/Version5/TV.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral31
Sample
$TEMP/TeamViewer/Version5/TeamViewer.exe
Resource
win7-20231215-en
General
-
Target
$TEMP/TeamViewer/Version5/TV.dll
-
Size
101KB
-
MD5
0023fd164efd7c7154313ed57295f86e
-
SHA1
a619e54451f8bb7e41fb2cb88e33fcaf2263b0d0
-
SHA256
604dde7ab970bd51b7703fdbc313a6d260e4797c3efbe9d9078141f5f93af954
-
SHA512
b4f5ac5d8dc1b76dfc1235b3d3a22e8b84d1e55b5ac5eccb788a7f8400658074c250526faefb58b42baf4dce3c7017835ae33b9d27edebf24460da9b57c32312
-
SSDEEP
768:gLIdQErfBiOVZUGpKxUxQgKbnlOGGJNFz5qpfOdsRn03ltW5lYNL/beFXE:zdjgOVZUATlRJ78JOdSsltSlYNHWE
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 4376 1420 WerFault.exe 87 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2780 wrote to memory of 1420 2780 rundll32.exe 87 PID 2780 wrote to memory of 1420 2780 rundll32.exe 87 PID 2780 wrote to memory of 1420 2780 rundll32.exe 87
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$TEMP\TeamViewer\Version5\TV.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2780 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$TEMP\TeamViewer\Version5\TV.dll,#12⤵PID:1420
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1420 -s 7083⤵
- Program crash
PID:4376
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1420 -ip 14201⤵PID:4664