Overview
overview
8Static
static
1base/DAutils.dll
windows7-x64
1base/DAutils.dll
windows10-2004-x64
1base/FCUI.exe
windows7-x64
6base/FCUI.exe
windows10-2004-x64
6base/FCUI.exe.xml
windows7-x64
1base/FCUI.exe.xml
windows10-2004-x64
1base/Insta...ls.bat
windows7-x64
1base/Insta...ls.bat
windows10-2004-x64
1base/Insta...xp.bat
windows7-x64
1base/Insta...xp.bat
windows10-2004-x64
1base/Inter...Vw.dll
windows7-x64
1base/Inter...Vw.dll
windows10-2004-x64
1base/Loader.exe
windows7-x64
1base/Loader.exe
windows10-2004-x64
1base/Newto...on.dll
windows7-x64
1base/Newto...on.dll
windows10-2004-x64
1base/Regis...rt.exe
windows7-x64
3base/Regis...rt.exe
windows10-2004-x64
3base/Regis...ll.exe
windows7-x64
6base/Regis...ll.exe
windows10-2004-x64
6base/Regis...xe.xml
windows7-x64
1base/Regis...xe.xml
windows10-2004-x64
1base/RunAp...or.bat
windows7-x64
6base/RunAp...or.bat
windows10-2004-x64
6base/openThankYou.bat
windows7-x64
1base/openThankYou.bat
windows10-2004-x64
6base/runApp.bat
windows7-x64
6base/runApp.bat
windows10-2004-x64
6base/uninst.exe
windows7-x64
8base/uninst.exe
windows10-2004-x64
8base/verif...ll.bat
windows7-x64
1base/verif...ll.bat
windows10-2004-x64
1Analysis
-
max time kernel
204s -
max time network
244s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
25-11-2022 22:04
Static task
static1
Behavioral task
behavioral1
Sample
base/DAutils.dll
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
base/DAutils.dll
Resource
win10v2004-20220812-en
Behavioral task
behavioral3
Sample
base/FCUI.exe
Resource
win7-20221111-en
Behavioral task
behavioral4
Sample
base/FCUI.exe
Resource
win10v2004-20221111-en
Behavioral task
behavioral5
Sample
base/FCUI.exe.xml
Resource
win7-20220812-en
Behavioral task
behavioral6
Sample
base/FCUI.exe.xml
Resource
win10v2004-20220812-en
Behavioral task
behavioral7
Sample
base/InstallAddiotionals.bat
Resource
win7-20220812-en
Behavioral task
behavioral8
Sample
base/InstallAddiotionals.bat
Resource
win10v2004-20221111-en
Behavioral task
behavioral9
Sample
base/InstallNet35xp.bat
Resource
win7-20221111-en
Behavioral task
behavioral10
Sample
base/InstallNet35xp.bat
Resource
win10v2004-20220901-en
Behavioral task
behavioral11
Sample
base/Interop.SHDocVw.dll
Resource
win7-20220812-en
Behavioral task
behavioral12
Sample
base/Interop.SHDocVw.dll
Resource
win10v2004-20221111-en
Behavioral task
behavioral13
Sample
base/Loader.exe
Resource
win7-20220901-en
Behavioral task
behavioral14
Sample
base/Loader.exe
Resource
win10v2004-20221111-en
Behavioral task
behavioral15
Sample
base/Newtonsoft.Json.dll
Resource
win7-20220901-en
Behavioral task
behavioral16
Sample
base/Newtonsoft.Json.dll
Resource
win10v2004-20221111-en
Behavioral task
behavioral17
Sample
base/RegisterInstallStart.exe
Resource
win7-20220901-en
Behavioral task
behavioral18
Sample
base/RegisterInstallStart.exe
Resource
win10v2004-20220901-en
Behavioral task
behavioral19
Sample
base/RegisterUninstall.exe
Resource
win7-20221111-en
Behavioral task
behavioral20
Sample
base/RegisterUninstall.exe
Resource
win10v2004-20221111-en
Behavioral task
behavioral21
Sample
base/RegisterUninstall.exe.xml
Resource
win7-20220901-en
Behavioral task
behavioral22
Sample
base/RegisterUninstall.exe.xml
Resource
win10v2004-20221111-en
Behavioral task
behavioral23
Sample
base/RunAppMonitor.bat
Resource
win7-20220901-en
Behavioral task
behavioral24
Sample
base/RunAppMonitor.bat
Resource
win10v2004-20220812-en
Behavioral task
behavioral25
Sample
base/openThankYou.bat
Resource
win7-20220901-en
Behavioral task
behavioral26
Sample
base/openThankYou.bat
Resource
win10v2004-20220812-en
Behavioral task
behavioral27
Sample
base/runApp.bat
Resource
win7-20220812-en
Behavioral task
behavioral28
Sample
base/runApp.bat
Resource
win10v2004-20220812-en
Behavioral task
behavioral29
Sample
base/uninst.exe
Resource
win7-20220812-en
Behavioral task
behavioral30
Sample
base/uninst.exe
Resource
win10v2004-20220901-en
Behavioral task
behavioral31
Sample
base/verifyUninstall.bat
Resource
win7-20220812-en
Behavioral task
behavioral32
Sample
base/verifyUninstall.bat
Resource
win10v2004-20221111-en
General
-
Target
base/RegisterUninstall.exe
-
Size
7KB
-
MD5
d7e36dc5c079cd93d8d0a8d33b1819a6
-
SHA1
f5cf37b37a443e899706d2fe107534e8e8a4a21f
-
SHA256
4c0758fdf48e8dc3188ba5ff8df7b8c6df4a8d3f7ec5e1843305852a1e1ead2d
-
SHA512
a4c87d5c648eb14a6ec0e0c30fee893944c45a13511d8ec26b49ec45565002d73ae4b7ec9be6a741ec4cdd5a2b3dcb8ae048c94e65ca7b030943195202f8aa5c
-
SSDEEP
96:H9kKlfbpxct1GwYseHmmSOUa8B9zaj8dctSMV5RPDtXMbh9WOBjyyJQzNt:iMYzYseHmmSk8Bkt15R5XMbbWfl
Malware Config
Signatures
-
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
RegisterUninstall.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\FCcleaner = "C:\\Users\\Admin\\AppData\\Local\\Temp\\FCcleaner.bat" RegisterUninstall.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 1568 4400 WerFault.exe RegisterUninstall.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
RegisterUninstall.exepid process 4400 RegisterUninstall.exe 4400 RegisterUninstall.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
RegisterUninstall.exedescription pid process Token: SeDebugPrivilege 4400 RegisterUninstall.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\base\RegisterUninstall.exe"C:\Users\Admin\AppData\Local\Temp\base\RegisterUninstall.exe"1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4400 -
C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 4400 -s 15842⤵
- Program crash
PID:1568
-
-
C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -pss -s 408 -p 4400 -ip 44001⤵PID:5016