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Overview
overview
7Static
static
3A.exe
windows7-x64
7A.exe
windows10-2004-x64
7$PLUGINSDI...er.dll
windows7-x64
3$PLUGINSDI...er.dll
windows10-2004-x64
3$PLUGINSDI...ns.dll
windows7-x64
3$PLUGINSDI...ns.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...fo.dll
windows7-x64
3$PLUGINSDI...fo.dll
windows10-2004-x64
3$PLUGINSDI...dl.dll
windows7-x64
3$PLUGINSDI...dl.dll
windows10-2004-x64
3Anycast.exe
windows7-x64
3Anycast.exe
windows10-2004-x64
3Packet.dll
windows7-x64
1Packet.dll
windows10-2004-x64
1anycast-service.exe
windows7-x64
1anycast-service.exe
windows10-2004-x64
1wintun.dll
windows7-x64
1wintun.dll
windows10-2004-x64
1Analysis
-
max time kernel
118s -
max time network
127s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
11/03/2024, 20:56
Static task
static1
Behavioral task
behavioral1
Sample
A.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
A.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/DotNetChecker.dll
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/DotNetChecker.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win7-20240221-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240221-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/UserInfo.dll
Resource
win7-20240220-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/UserInfo.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/nsisdl.dll
Resource
win7-20240221-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/nsisdl.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral13
Sample
Anycast.exe
Resource
win7-20240221-en
Behavioral task
behavioral14
Sample
Anycast.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral15
Sample
Packet.dll
Resource
win7-20240221-en
Behavioral task
behavioral16
Sample
Packet.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral17
Sample
anycast-service.exe
Resource
win7-20240221-en
Behavioral task
behavioral18
Sample
anycast-service.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral19
Sample
wintun.dll
Resource
win7-20240221-en
Behavioral task
behavioral20
Sample
wintun.dll
Resource
win10v2004-20240226-en
General
-
Target
$PLUGINSDIR/InstallOptions.dll
-
Size
15KB
-
MD5
0a9fb96a7579b685ec36b17fc354e6a3
-
SHA1
355754104dd47d5fcf8918dee0dc2e2ee53390a6
-
SHA256
b34fb342f21d690aac024b6f48a597e78d15791ef480ac55159cd585d0f64af7
-
SHA512
67870206fa7f1e7df45c8c1bc2f51fb430f0a048a2bdb55a4a41525388ca3b50203784537f139169705a03db4bb13b591162a79a5d2df81a4d11fd849615c86b
-
SSDEEP
384:EFC43tPegZ3eBaRwCPOYY7nNYXCg/Yosa:EMTgZ3eBTCmrnNAo
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 2888 2968 WerFault.exe 28 -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 1284 wrote to memory of 2968 1284 rundll32.exe 28 PID 1284 wrote to memory of 2968 1284 rundll32.exe 28 PID 1284 wrote to memory of 2968 1284 rundll32.exe 28 PID 1284 wrote to memory of 2968 1284 rundll32.exe 28 PID 1284 wrote to memory of 2968 1284 rundll32.exe 28 PID 1284 wrote to memory of 2968 1284 rundll32.exe 28 PID 1284 wrote to memory of 2968 1284 rundll32.exe 28 PID 2968 wrote to memory of 2888 2968 rundll32.exe 29 PID 2968 wrote to memory of 2888 2968 rundll32.exe 29 PID 2968 wrote to memory of 2888 2968 rundll32.exe 29 PID 2968 wrote to memory of 2888 2968 rundll32.exe 29
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptions.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1284 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptions.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:2968 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2968 -s 2443⤵
- Program crash
PID:2888
-
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