Overview
overview
9Static
static
991vpn(3.5....pn.exe
windows7-x64
891vpn(3.5....pn.exe
windows10-2004-x64
891vpn(3.5....ce.dll
windows7-x64
191vpn(3.5....ce.dll
windows10-2004-x64
191vpn(3.5....xy.dll
windows7-x64
791vpn(3.5....xy.dll
windows10-2004-x64
791vpn(3.5....00.dll
windows7-x64
191vpn(3.5....00.dll
windows10-2004-x64
191vpn(3.5....00.dll
windows7-x64
391vpn(3.5....00.dll
windows10-2004-x64
391vpn(3.5....00.dll
windows7-x64
391vpn(3.5....00.dll
windows10-2004-x64
391vpn(3.5....er.exe
windows7-x64
891vpn(3.5....er.exe
windows10-2004-x64
891vpn(3.5....il.dll
windows7-x64
791vpn(3.5....il.dll
windows10-2004-x64
791vpn(3.5....CN.dll
windows7-x64
191vpn(3.5....CN.dll
windows10-2004-x64
1�...ad.dll
windows7-x64
1�...ad.dll
windows10-2004-x64
1�...ew.dll
windows7-x64
1�...ew.dll
windows10-2004-x64
1�...er.dll
windows7-x64
1�...er.dll
windows10-2004-x64
1�...p1.dll
windows7-x64
3�...p1.dll
windows10-2004-x64
3�...PI.dll
windows7-x64
1�...PI.dll
windows10-2004-x64
1�...et.dll
windows7-x64
1�...et.dll
windows10-2004-x64
1�...xt.dll
windows7-x64
1�...xt.dll
windows10-2004-x64
1Analysis
-
max time kernel
44s -
max time network
49s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
27-11-2022 06:45
Behavioral task
behavioral1
Sample
91vpn(3.5.4)/91vpn/91vpn.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
91vpn(3.5.4)/91vpn/91vpn.exe
Resource
win10v2004-20221111-en
Behavioral task
behavioral3
Sample
91vpn(3.5.4)/91vpn/appface.dll
Resource
win7-20220812-en
Behavioral task
behavioral4
Sample
91vpn(3.5.4)/91vpn/appface.dll
Resource
win10v2004-20220901-en
Behavioral task
behavioral5
Sample
91vpn(3.5.4)/91vpn/httpproxy.dll
Resource
win7-20221111-en
Behavioral task
behavioral6
Sample
91vpn(3.5.4)/91vpn/httpproxy.dll
Resource
win10v2004-20220812-en
Behavioral task
behavioral7
Sample
91vpn(3.5.4)/91vpn/mfc100.dll
Resource
win7-20221111-en
Behavioral task
behavioral8
Sample
91vpn(3.5.4)/91vpn/mfc100.dll
Resource
win10v2004-20221111-en
Behavioral task
behavioral9
Sample
91vpn(3.5.4)/91vpn/msvcp100.dll
Resource
win7-20221111-en
Behavioral task
behavioral10
Sample
91vpn(3.5.4)/91vpn/msvcp100.dll
Resource
win10v2004-20221111-en
Behavioral task
behavioral11
Sample
91vpn(3.5.4)/91vpn/msvcr100.dll
Resource
win7-20221111-en
Behavioral task
behavioral12
Sample
91vpn(3.5.4)/91vpn/msvcr100.dll
Resource
win10v2004-20221111-en
Behavioral task
behavioral13
Sample
91vpn(3.5.4)/91vpn/updater.exe
Resource
win7-20220812-en
Behavioral task
behavioral14
Sample
91vpn(3.5.4)/91vpn/updater.exe
Resource
win10v2004-20221111-en
Behavioral task
behavioral15
Sample
91vpn(3.5.4)/91vpn/vpnutil.dll
Resource
win7-20220812-en
Behavioral task
behavioral16
Sample
91vpn(3.5.4)/91vpn/vpnutil.dll
Resource
win10v2004-20220901-en
Behavioral task
behavioral17
Sample
91vpn(3.5.4)/91vpn/zh-CN.dll
Resource
win7-20220812-en
Behavioral task
behavioral18
Sample
91vpn(3.5.4)/91vpn/zh-CN.dll
Resource
win10v2004-20220812-en
Behavioral task
behavioral19
Sample
ͨͷQQӺ V.4.4 ʽ /EThread.dll
Resource
win7-20220901-en
Behavioral task
behavioral20
Sample
ͨͷQQӺ V.4.4 ʽ /EThread.dll
Resource
win10v2004-20221111-en
Behavioral task
behavioral21
Sample
ͨͷQQӺ V.4.4 ʽ /HtmlView.dll
Resource
win7-20220812-en
Behavioral task
behavioral22
Sample
ͨͷQQӺ V.4.4 ʽ /HtmlView.dll
Resource
win10v2004-20220812-en
Behavioral task
behavioral23
Sample
ͨͷQQӺ V.4.4 ʽ /UUWiseHelper.dll
Resource
win7-20220812-en
Behavioral task
behavioral24
Sample
ͨͷQQӺ V.4.4 ʽ /UUWiseHelper.dll
Resource
win10v2004-20220812-en
Behavioral task
behavioral25
Sample
ͨͷQQӺ V.4.4 ʽ /dp1.dll
Resource
win7-20220812-en
Behavioral task
behavioral26
Sample
ͨͷQQӺ V.4.4 ʽ /dp1.dll
Resource
win10v2004-20220812-en
Behavioral task
behavioral27
Sample
ͨͷQQӺ V.4.4 ʽ /eAPI.dll
Resource
win7-20221111-en
Behavioral task
behavioral28
Sample
ͨͷQQӺ V.4.4 ʽ /eAPI.dll
Resource
win10v2004-20220901-en
Behavioral task
behavioral29
Sample
ͨͷQQӺ V.4.4 ʽ /edroptarget.dll
Resource
win7-20221111-en
Behavioral task
behavioral30
Sample
ͨͷQQӺ V.4.4 ʽ /edroptarget.dll
Resource
win10v2004-20221111-en
Behavioral task
behavioral31
Sample
ͨͷQQӺ V.4.4 ʽ /iext.dll
Resource
win7-20220812-en
Behavioral task
behavioral32
Sample
ͨͷQQӺ V.4.4 ʽ /iext.dll
Resource
win10v2004-20221111-en
General
-
Target
ͨͷQQӺ V.4.4 ʽ /EThread.dll
-
Size
60KB
-
MD5
206396257b97bd275a90ce6c2c0c37fd
-
SHA1
3cae4506a033cf7e97156d5261f2a247c6270f42
-
SHA256
64eef86745d7ae0168fec357099e2e952ce74ee19576d06cc8c8c65f210cc22c
-
SHA512
4c23e52b5b23b305c3172e01dd205e15fda8f20f8b60776ba59d080bf05bbbca456a0ed232f2e2a2bf01d32efb913063f89fb4928bc4d5d1c1eb4c4979803455
-
SSDEEP
768:r3gWNW3gyVNWTmOPMJcyS6K7viaViB9V5yHQ6Fq4oCaJa2OJK:TXkSTmOP0Cbu2BboCaKJK
Malware Config
Signatures
-
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1444 wrote to memory of 1388 1444 rundll32.exe 27 PID 1444 wrote to memory of 1388 1444 rundll32.exe 27 PID 1444 wrote to memory of 1388 1444 rundll32.exe 27 PID 1444 wrote to memory of 1388 1444 rundll32.exe 27 PID 1444 wrote to memory of 1388 1444 rundll32.exe 27 PID 1444 wrote to memory of 1388 1444 rundll32.exe 27 PID 1444 wrote to memory of 1388 1444 rundll32.exe 27
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe "C:\Users\Admin\AppData\Local\Temp\ͨͷQQӺ V.4.4 ʽ \EThread.dll",#11⤵
- Suspicious use of WriteProcessMemory
PID:1444 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe "C:\Users\Admin\AppData\Local\Temp\ͨͷQQӺ V.4.4 ʽ \EThread.dll",#12⤵PID:1388
-