Overview
overview
7Static
static
3file.exe
windows7-x64
7file.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$PLUGINSDIR/Zip.dll
windows7-x64
3$PLUGINSDIR/Zip.dll
windows10-2004-x64
3$R1.ps1
windows7-x64
1$R1.ps1
windows10-2004-x64
1SumatraPDF.exe
windows7-x64
1SumatraPDF.exe
windows10-2004-x64
1uninst.exe
windows7-x64
7uninst.exe
windows10-2004-x64
7Analysis
-
max time kernel
143s -
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
29-01-2024 08:22
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20231222-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/Checker.dll
Resource
win7-20231215-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/Checker.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win7-20231215-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win10v2004-20231222-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/System.dll
Resource
win7-20231129-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/Zip.dll
Resource
win7-20231215-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/Zip.dll
Resource
win10v2004-20231222-en
Behavioral task
behavioral11
Sample
$R1.ps1
Resource
win7-20231215-en
Behavioral task
behavioral12
Sample
$R1.ps1
Resource
win10v2004-20231215-en
Behavioral task
behavioral13
Sample
SumatraPDF.exe
Resource
win7-20231129-en
Behavioral task
behavioral14
Sample
SumatraPDF.exe
Resource
win10v2004-20231222-en
Behavioral task
behavioral15
Sample
uninst.exe
Resource
win7-20231215-en
Behavioral task
behavioral16
Sample
uninst.exe
Resource
win10v2004-20231215-en
General
-
Target
$PLUGINSDIR/Zip.dll
-
Size
76KB
-
MD5
bd448b748b6fb2fc268f297363ef69e5
-
SHA1
0c33557703b39928d19520651001607724f5cf8d
-
SHA256
b3a67c05d7788b1310b342bea37d69a84d9c7997c729f489f9602148f9a6d708
-
SHA512
555f049387a924c1a3feb38582abb3c5b238df5975c4f739690e2bad06ce5bfce02c2deb46816aacbf73e76292382e8974484e9886f079de69ddad1268a0ea0d
-
SSDEEP
768:2qzEOfLo2T0pHES42P2wsSrSlAKL0RvTZTEeo9L1Po0OQuiSKcKysNU3her9dohv:2hQspHrXK5eKO5KysyxAd4CiR
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 4408 2976 WerFault.exe 42 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 64 wrote to memory of 2976 64 rundll32.exe 42 PID 64 wrote to memory of 2976 64 rundll32.exe 42 PID 64 wrote to memory of 2976 64 rundll32.exe 42
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\Zip.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:64 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\Zip.dll,#12⤵PID:2976
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2976 -s 6003⤵
- Program crash
PID:4408
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 2976 -ip 29761⤵PID:5076