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
34s -
max time network
45s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-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 /dp1.dll
-
Size
128KB
-
MD5
07201b1fd5f8925dd49a4556ac3b5bab
-
SHA1
a76afbb44376912f823f2b461507c28d2585a96c
-
SHA256
abebbb0981d3d51eb63abcfa68be98da0cae4e6e3b143dd431fc845d1457dbd2
-
SHA512
0cf673ce1b6cad38f0211231e876f00f6a8397a5f3e71680046f4a216bbe0f47f4541e5f5b49364310e41a04cce14703459725c3d9f052f9da13624e73753e12
-
SSDEEP
1536:tiDSn+hfeTpCwAncpZ6Z8HTiQjl1sYiKG3oe/:UDTReTgwAcp9lqKG3o
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 1132 1220 WerFault.exe 26 -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 1120 wrote to memory of 1220 1120 rundll32.exe 26 PID 1120 wrote to memory of 1220 1120 rundll32.exe 26 PID 1120 wrote to memory of 1220 1120 rundll32.exe 26 PID 1120 wrote to memory of 1220 1120 rundll32.exe 26 PID 1120 wrote to memory of 1220 1120 rundll32.exe 26 PID 1120 wrote to memory of 1220 1120 rundll32.exe 26 PID 1120 wrote to memory of 1220 1120 rundll32.exe 26 PID 1220 wrote to memory of 1132 1220 rundll32.exe 27 PID 1220 wrote to memory of 1132 1220 rundll32.exe 27 PID 1220 wrote to memory of 1132 1220 rundll32.exe 27 PID 1220 wrote to memory of 1132 1220 rundll32.exe 27
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe "C:\Users\Admin\AppData\Local\Temp\ͨͷQQӺ V.4.4 ʽ \dp1.dll",#11⤵
- Suspicious use of WriteProcessMemory
PID:1120 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe "C:\Users\Admin\AppData\Local\Temp\ͨͷQQӺ V.4.4 ʽ \dp1.dll",#12⤵
- Suspicious use of WriteProcessMemory
PID:1220 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1220 -s 2283⤵
- Program crash
PID:1132
-
-