Overview
overview
10Static
static
8mirserver/...er.exe
windows7-x64
1mirserver/...er.exe
windows10-2004-x64
mirserver/...er.exe
windows7-x64
1mirserver/...er.exe
windows10-2004-x64
1mirserver/...er.exe
windows7-x64
1mirserver/...er.exe
windows10-2004-x64
1mirserver/...te.exe
windows7-x64
mirserver/...te.exe
windows10-2004-x64
1mirserver/...rv.exe
windows7-x64
1mirserver/...rv.exe
windows10-2004-x64
mirserver/...��.htm
windows7-x64
10mirserver/...��.htm
windows10-2004-x64
1mirserver/...tm.url
windows7-x64
1mirserver/...tm.url
windows10-2004-x64
1mirserver/...tm.url
windows7-x64
1mirserver/...tm.url
windows10-2004-x64
mirserver/...ml.url
windows7-x64
1mirserver/...ml.url
windows10-2004-x64
1mirserver/...��.url
windows7-x64
1mirserver/...��.url
windows10-2004-x64
1mirserver/...gm.dll
windows7-x64
5mirserver/...gm.dll
windows10-2004-x64
5mirserver/...al.dll
windows7-x64
1mirserver/...al.dll
windows10-2004-x64
1mirserver/...er.exe
windows7-x64
6mirserver/...er.exe
windows10-2004-x64
5mirserver/...��.htm
windows7-x64
10mirserver/...��.htm
windows10-2004-x64
1mirserver/...��.htm
windows7-x64
10mirserver/...��.htm
windows10-2004-x64
1mirserver/...te.exe
windows7-x64
1mirserver/...te.exe
windows10-2004-x64
1Analysis
-
max time kernel
81s -
max time network
48s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
23-11-2022 17:54
Behavioral task
behavioral1
Sample
mirserver/DBServer/DBServer.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
mirserver/DBServer/DBServer.exe
Resource
win10v2004-20221111-en
Behavioral task
behavioral3
Sample
mirserver/GameCenter.exe
Resource
win7-20220901-en
Behavioral task
behavioral4
Sample
mirserver/GameCenter.exe
Resource
win10v2004-20220812-en
Behavioral task
behavioral5
Sample
mirserver/LogServer/LogDataServer.exe
Resource
win7-20220812-en
Behavioral task
behavioral6
Sample
mirserver/LogServer/LogDataServer.exe
Resource
win10v2004-20220901-en
Behavioral task
behavioral7
Sample
mirserver/LoginGate/LoginGate.exe
Resource
win7-20221111-en
Behavioral task
behavioral8
Sample
mirserver/LoginGate/LoginGate.exe
Resource
win10v2004-20220812-en
Behavioral task
behavioral9
Sample
mirserver/LoginSrv/LoginSrv.exe
Resource
win7-20220812-en
Behavioral task
behavioral10
Sample
mirserver/LoginSrv/LoginSrv.exe
Resource
win10v2004-20220812-en
Behavioral task
behavioral11
Sample
mirserver/LoginSrv/Readme-˵.htm
Resource
win7-20220812-en
Behavioral task
behavioral12
Sample
mirserver/LoginSrv/Readme-˵.htm
Resource
win10v2004-20220812-en
Behavioral task
behavioral13
Sample
mirserver/LoginSrv/Ҫϰ汾.htm.url
Resource
win7-20221111-en
Behavioral task
behavioral14
Sample
mirserver/LoginSrv/Ҫϰ汾.htm.url
Resource
win10v2004-20221111-en
Behavioral task
behavioral15
Sample
mirserver/LoginSrv/÷.htm.url
Resource
win7-20220812-en
Behavioral task
behavioral16
Sample
mirserver/LoginSrv/÷.htm.url
Resource
win10v2004-20221111-en
Behavioral task
behavioral17
Sample
mirserver/LoginSrv/ҵ汾.html.url
Resource
win7-20220901-en
Behavioral task
behavioral18
Sample
mirserver/LoginSrv/ҵ汾.html.url
Resource
win10v2004-20221111-en
Behavioral task
behavioral19
Sample
mirserver/LoginSrv/.url
Resource
win7-20221111-en
Behavioral task
behavioral20
Sample
mirserver/LoginSrv/.url
Resource
win10v2004-20220812-en
Behavioral task
behavioral21
Sample
mirserver/Mir200/000gm.dll
Resource
win7-20220812-en
Behavioral task
behavioral22
Sample
mirserver/Mir200/000gm.dll
Resource
win10v2004-20220812-en
Behavioral task
behavioral23
Sample
mirserver/Mir200/IPLocal.dll
Resource
win7-20220812-en
Behavioral task
behavioral24
Sample
mirserver/Mir200/IPLocal.dll
Resource
win10v2004-20220812-en
Behavioral task
behavioral25
Sample
mirserver/Mir200/M2Server.exe
Resource
win7-20220812-en
Behavioral task
behavioral26
Sample
mirserver/Mir200/M2Server.exe
Resource
win10v2004-20221111-en
Behavioral task
behavioral27
Sample
mirserver/Readme-˵.htm
Resource
win7-20221111-en
Behavioral task
behavioral28
Sample
mirserver/Readme-˵.htm
Resource
win10v2004-20220812-en
Behavioral task
behavioral29
Sample
mirserver/RunGate/Readme-˵.htm
Resource
win7-20221111-en
Behavioral task
behavioral30
Sample
mirserver/RunGate/Readme-˵.htm
Resource
win10v2004-20221111-en
Behavioral task
behavioral31
Sample
mirserver/RunGate/RunGate.exe
Resource
win7-20221111-en
Behavioral task
behavioral32
Sample
mirserver/RunGate/RunGate.exe
Resource
win10v2004-20221111-en
General
-
Target
mirserver/Mir200/000gm.dll
-
Size
784KB
-
MD5
79a3122df2091b4efa2b73aa390ccd77
-
SHA1
5b0ea140c59a8b32e31b99f855a4d7844470817b
-
SHA256
81e4085d381bc9343420993261c54e7fb7c18e1d564a0233835bcd84e8aa8161
-
SHA512
c3ebab2bda7fe0752aa1368ca17ea71849f04e7db0bf10081ec09b2a14c698ac43ebcaf685efeb70af83c6492274746d72724ce7ef71a754ab9c9e2c54caa6ad
-
SSDEEP
6144:JbtnBgJj1/jpXGo5Pm2VRCg+odmWRkctr/lLKnNMxRAzDfgHFhYdC+52KwnOE9iM:JxBgJVTfcg+odJyMg6DA/fNdCMwOhM
Malware Config
Signatures
-
Drops file in System32 directory 1 IoCs
Processes:
rundll32.exedescription ioc process File opened for modification C:\Windows\SysWOW64\Config.ini rundll32.exe -
Suspicious use of SetWindowsHookEx 30 IoCs
Processes:
rundll32.exepid process 2020 rundll32.exe 2020 rundll32.exe 2020 rundll32.exe 2020 rundll32.exe 2020 rundll32.exe 2020 rundll32.exe 2020 rundll32.exe 2020 rundll32.exe 2020 rundll32.exe 2020 rundll32.exe 2020 rundll32.exe 2020 rundll32.exe 2020 rundll32.exe 2020 rundll32.exe 2020 rundll32.exe 2020 rundll32.exe 2020 rundll32.exe 2020 rundll32.exe 2020 rundll32.exe 2020 rundll32.exe 2020 rundll32.exe 2020 rundll32.exe 2020 rundll32.exe 2020 rundll32.exe 2020 rundll32.exe 2020 rundll32.exe 2020 rundll32.exe 2020 rundll32.exe 2020 rundll32.exe 2020 rundll32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
Processes:
rundll32.exedescription pid process target process PID 1988 wrote to memory of 2020 1988 rundll32.exe rundll32.exe PID 1988 wrote to memory of 2020 1988 rundll32.exe rundll32.exe PID 1988 wrote to memory of 2020 1988 rundll32.exe rundll32.exe PID 1988 wrote to memory of 2020 1988 rundll32.exe rundll32.exe PID 1988 wrote to memory of 2020 1988 rundll32.exe rundll32.exe PID 1988 wrote to memory of 2020 1988 rundll32.exe rundll32.exe PID 1988 wrote to memory of 2020 1988 rundll32.exe rundll32.exe
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\mirserver\Mir200\000gm.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1988 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\mirserver\Mir200\000gm.dll,#12⤵
- Drops file in System32 directory
- Suspicious use of SetWindowsHookEx
PID:2020