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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
120s -
max time network
126s -
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/DotNetChecker.dll
-
Size
84KB
-
MD5
f18364fa5084add86c6e73e457404f18
-
SHA1
6d87c4b9dbf78af88fddf0d4d5febe845c8e4e6a
-
SHA256
39c43d67f546fc898f7406d213b73dcb1bc30fc811ddfa3a02b6b50c29d11f91
-
SHA512
716892492390fe4314f3289286f733d07b8b84de1f5af0676b26e68c0be01808682d35ad2bb9e9491247b7bb5a0ea297a6850e26de9baf88621c789206107db3
-
SSDEEP
1536:AZBjgSXlkq8su+OudgGpGlmQSMqJS4HGsorJKQUDs0OsWPIcdGbk2HeJ:AYvo7PMqEuiKQGbk2HeJ
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 2024 1756 WerFault.exe 28 -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 3020 wrote to memory of 1756 3020 rundll32.exe 28 PID 3020 wrote to memory of 1756 3020 rundll32.exe 28 PID 3020 wrote to memory of 1756 3020 rundll32.exe 28 PID 3020 wrote to memory of 1756 3020 rundll32.exe 28 PID 3020 wrote to memory of 1756 3020 rundll32.exe 28 PID 3020 wrote to memory of 1756 3020 rundll32.exe 28 PID 3020 wrote to memory of 1756 3020 rundll32.exe 28 PID 1756 wrote to memory of 2024 1756 rundll32.exe 29 PID 1756 wrote to memory of 2024 1756 rundll32.exe 29 PID 1756 wrote to memory of 2024 1756 rundll32.exe 29 PID 1756 wrote to memory of 2024 1756 rundll32.exe 29
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\DotNetChecker.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3020 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\DotNetChecker.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:1756 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1756 -s 2243⤵
- Program crash
PID:2024
-
-