Overview
overview
10Static
static
3Office_201...ll.exe
windows10-2004-x64
10Office_201...te.exe
windows10-2004-x64
7Office_201...re.xml
windows10-2004-x64
1Office_201...ll.xml
windows10-2004-x64
1Office_201...pp.exe
windows10-2004-x64
1Office_201...00.dll
windows10-2004-x64
1Office_201...pp.exe
windows10-2004-x64
1Office_201...00.dll
windows10-2004-x64
3Analysis
-
max time kernel
599s -
max time network
602s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
07-04-2024 19:50
Static task
static1
Behavioral task
behavioral1
Sample
Office_2013-2024_C2R_Install/OInstall.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral2
Sample
Office_2013-2024_C2R_Install/activate.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral3
Sample
Office_2013-2024_C2R_Install/files/Configure.xml
Resource
win10v2004-20240319-en
Behavioral task
behavioral4
Sample
Office_2013-2024_C2R_Install/files/Uninstall.xml
Resource
win10v2004-20240226-en
Behavioral task
behavioral5
Sample
Office_2013-2024_C2R_Install/files/x64/cleanospp.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral6
Sample
Office_2013-2024_C2R_Install/files/x64/msvcr100.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral7
Sample
Office_2013-2024_C2R_Install/files/x86/cleanospp.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral8
Sample
Office_2013-2024_C2R_Install/files/x86/msvcr100.dll
Resource
win10v2004-20240226-en
General
-
Target
Office_2013-2024_C2R_Install/files/x86/msvcr100.dll
-
Size
755KB
-
MD5
bf38660a9125935658cfa3e53fdc7d65
-
SHA1
0b51fb415ec89848f339f8989d323bea722bfd70
-
SHA256
60c06e0fa4449314da3a0a87c1a9d9577df99226f943637e06f61188e5862efa
-
SHA512
25f521ffe25a950d0f1a4de63b04cb62e2a3b0e72e7405799586913208bf8f8fa52aa34e96a9cc6ee47afcd41870f3aa0cd8289c53461d1b6e792d19b750c9a1
-
SSDEEP
12288:yMmCy3nAgPAxN9ueqix/HEmxsvGrif8ZSy+rdQw2QRAtd74/vmYK6H3BV0eAI:dmCy3KxW3ixPEmxsvGrm8Z6r+JQPzV4I
Malware Config
Signatures
-
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 1508 4384 WerFault.exe rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
rundll32.exedescription pid process target process PID 2404 wrote to memory of 4384 2404 rundll32.exe rundll32.exe PID 2404 wrote to memory of 4384 2404 rundll32.exe rundll32.exe PID 2404 wrote to memory of 4384 2404 rundll32.exe rundll32.exe
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\Office_2013-2024_C2R_Install\files\x86\msvcr100.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2404 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\Office_2013-2024_C2R_Install\files\x86\msvcr100.dll,#12⤵PID:4384
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4384 -s 6003⤵
- Program crash
PID:1508
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4384 -ip 43841⤵PID:64