Overview
overview
7Static
static
796c4b7f0b5...2b.exe
windows7-x64
396c4b7f0b5...2b.exe
windows10-2004-x64
3$PLUGINSDI...er.dll
windows7-x64
3$PLUGINSDI...er.dll
windows10-2004-x64
3$PLUGINSDI...ns.dll
windows7-x64
3$PLUGINSDI...ns.dll
windows10-2004-x64
3$PLUGINSDI...LL.dll
windows7-x64
3$PLUGINSDI...LL.dll
windows10-2004-x64
3$PLUGINSDI...dl.dll
windows7-x64
3$PLUGINSDI...dl.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDIR/XML.dll
windows7-x64
3$PLUGINSDIR/XML.dll
windows10-2004-x64
3$PLUGINSDI...er.dll
windows7-x64
3$PLUGINSDI...er.dll
windows10-2004-x64
3$TEMP/kcheck.dll
windows7-x64
7$TEMP/kcheck.dll
windows10-2004-x64
7kcheck2.dll
windows7-x64
1kcheck2.dll
windows10-2004-x64
1Analysis
-
max time kernel
93s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20231222-en -
resource tags
arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system -
submitted
12-02-2024 08:56
Behavioral task
behavioral1
Sample
96c4b7f0b5f386e7157dee8d6873812b.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
96c4b7f0b5f386e7157dee8d6873812b.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/Dialer.dll
Resource
win7-20231215-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/Dialer.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win7-20231129-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/KillProcDLL.dll
Resource
win7-20231215-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/KillProcDLL.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/NSISdl.dll
Resource
win7-20231215-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/NSISdl.dll
Resource
win10v2004-20231222-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/System.dll
Resource
win7-20231129-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20231222-en
Behavioral task
behavioral13
Sample
$PLUGINSDIR/XML.dll
Resource
win7-20231215-en
Behavioral task
behavioral14
Sample
$PLUGINSDIR/XML.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral15
Sample
$PLUGINSDIR/linker.dll
Resource
win7-20231215-en
Behavioral task
behavioral16
Sample
$PLUGINSDIR/linker.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral17
Sample
$TEMP/kcheck.dll
Resource
win7-20231215-en
Behavioral task
behavioral18
Sample
$TEMP/kcheck.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral19
Sample
kcheck2.dll
Resource
win7-20231215-en
Behavioral task
behavioral20
Sample
kcheck2.dll
Resource
win10v2004-20231215-en
General
-
Target
$PLUGINSDIR/NSISdl.dll
-
Size
14KB
-
MD5
254f13dfd61c5b7d2119eb2550491e1d
-
SHA1
5083f6804ee3475f3698ab9e68611b0128e22fd6
-
SHA256
fd0e8be2135f3d326b65520383a3468c3983fa32c9c93594d986b16709d80f28
-
SHA512
fcef8ac5bd0ee6e316dbbc128a223ba18c8bf85a8d253e0c0877af6a4f686a20b08d34e5a426e2be5045962b391b8073769253a4d9b18616febc8133ccf654f7
-
SSDEEP
192:t5ZTobBDJ68r67wmsvJI5ad9cXzFOVu+mZ/P3p+57CvpVqDxVp01Dwn2GRYgsfA:fBo/680dCI5adOjFOg9//p27uNw2bo
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 2332 4720 WerFault.exe 36 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4844 wrote to memory of 4720 4844 rundll32.exe 36 PID 4844 wrote to memory of 4720 4844 rundll32.exe 36 PID 4844 wrote to memory of 4720 4844 rundll32.exe 36
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\NSISdl.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4844 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\NSISdl.dll,#12⤵PID:4720
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4720 -s 6243⤵
- Program crash
PID:2332
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4720 -ip 47201⤵PID:3256