Overview
overview
10Static
static
1HTCTL32.dll
windows7-x64
1HTCTL32.dll
windows10-2004-x64
3PCICHEK.dll
windows7-x64
1PCICHEK.dll
windows10-2004-x64
1PCICL32.dll
windows7-x64
1PCICL32.dll
windows10-2004-x64
1TCCTL32.dll
windows7-x64
1TCCTL32.dll
windows10-2004-x64
1client32.exe
windows7-x64
10client32.exe
windows10-2004-x64
10libssl-3-x64.dll
windows7-x64
1libssl-3-x64.dll
windows10-2004-x64
1msvcr100.dll
windows7-x64
3msvcr100.dll
windows10-2004-x64
3pcicapi.dll
windows7-x64
1pcicapi.dll
windows10-2004-x64
1putty.exe
windows7-x64
1putty.exe
windows10-2004-x64
1remcmdstub.exe
windows7-x64
1remcmdstub.exe
windows10-2004-x64
1Analysis
-
max time kernel
120s -
max time network
136s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system -
submitted
10-10-2023 18:05
Static task
static1
Behavioral task
behavioral1
Sample
HTCTL32.dll
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
HTCTL32.dll
Resource
win10v2004-20230915-en
Behavioral task
behavioral3
Sample
PCICHEK.dll
Resource
win7-20230831-en
Behavioral task
behavioral4
Sample
PCICHEK.dll
Resource
win10v2004-20230915-en
Behavioral task
behavioral5
Sample
PCICL32.dll
Resource
win7-20230831-en
Behavioral task
behavioral6
Sample
PCICL32.dll
Resource
win10v2004-20230915-en
Behavioral task
behavioral7
Sample
TCCTL32.dll
Resource
win7-20230831-en
Behavioral task
behavioral8
Sample
TCCTL32.dll
Resource
win10v2004-20230915-en
Behavioral task
behavioral9
Sample
client32.exe
Resource
win7-20230831-en
Behavioral task
behavioral10
Sample
client32.exe
Resource
win10v2004-20230915-en
Behavioral task
behavioral11
Sample
libssl-3-x64.dll
Resource
win7-20230831-en
Behavioral task
behavioral12
Sample
libssl-3-x64.dll
Resource
win10v2004-20230915-en
Behavioral task
behavioral13
Sample
msvcr100.dll
Resource
win7-20230831-en
Behavioral task
behavioral14
Sample
msvcr100.dll
Resource
win10v2004-20230915-en
Behavioral task
behavioral15
Sample
pcicapi.dll
Resource
win7-20230831-en
Behavioral task
behavioral16
Sample
pcicapi.dll
Resource
win10v2004-20230915-en
Behavioral task
behavioral17
Sample
putty.exe
Resource
win7-20230831-en
Behavioral task
behavioral18
Sample
putty.exe
Resource
win10v2004-20230915-en
Behavioral task
behavioral19
Sample
remcmdstub.exe
Resource
win7-20230831-en
Behavioral task
behavioral20
Sample
remcmdstub.exe
Resource
win10v2004-20230915-en
General
-
Target
msvcr100.dll
-
Size
755KB
-
MD5
0e37fbfa79d349d672456923ec5fbbe3
-
SHA1
4e880fc7625ccf8d9ca799d5b94ce2b1e7597335
-
SHA256
8793353461826fbd48f25ea8b835be204b758ce7510db2af631b28850355bd18
-
SHA512
2bea9bd528513a3c6a54beac25096ee200a4e6ccfc2a308ae9cfd1ad8738e2e2defd477d59db527a048e5e9a4fe1fc1d771701de14ef82b4dbcdc90df0387630
-
SSDEEP
12288:nMmCy3nAgPAxN9ueqix/HEmxsvGrif8ZSy+rdQw2QRAtd74/vmYK6H3BVoe3z:MmCy3KxW3ixPEmxsvGrm8Z6r+JQPzV7z
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 2948 1172 WerFault.exe 27 -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2316 wrote to memory of 1172 2316 rundll32.exe 27 PID 2316 wrote to memory of 1172 2316 rundll32.exe 27 PID 2316 wrote to memory of 1172 2316 rundll32.exe 27 PID 2316 wrote to memory of 1172 2316 rundll32.exe 27 PID 2316 wrote to memory of 1172 2316 rundll32.exe 27 PID 2316 wrote to memory of 1172 2316 rundll32.exe 27 PID 2316 wrote to memory of 1172 2316 rundll32.exe 27 PID 1172 wrote to memory of 2948 1172 rundll32.exe 28 PID 1172 wrote to memory of 2948 1172 rundll32.exe 28 PID 1172 wrote to memory of 2948 1172 rundll32.exe 28 PID 1172 wrote to memory of 2948 1172 rundll32.exe 28
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\msvcr100.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2316 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\msvcr100.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:1172 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1172 -s 2243⤵
- Program crash
PID:2948
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