Overview
overview
10Static
static
1HTCTL32.dll
windows7-x64
3HTCTL32.dll
windows10-2004-x64
3PCICHEK.dll
windows7-x64
3PCICHEK.dll
windows10-2004-x64
3PCICL32.dll
windows7-x64
3PCICL32.dll
windows10-2004-x64
3TCCTL32.dll
windows7-x64
3TCCTL32.dll
windows10-2004-x64
3client32.exe
windows7-x64
10client32.exe
windows10-2004-x64
10files/api-...-0.dll
windows10-2004-x64
3files/api-...-0.dll
windows10-2004-x64
3files/api-...-0.dll
windows10-2004-x64
3files/api-...-0.dll
windows10-2004-x64
3files/api-...-0.dll
windows10-2004-x64
3files/api-...-1.dll
windows10-2004-x64
3msvcr100.dll
windows7-x64
3msvcr100.dll
windows10-2004-x64
3pcicapi.dll
windows7-x64
3pcicapi.dll
windows10-2004-x64
3remcmdstub.exe
windows7-x64
3remcmdstub.exe
windows10-2004-x64
3webmmux.dll
windows7-x64
3webmmux.dll
windows10-2004-x64
3webmvorbisencoder.dll
windows7-x64
3webmvorbisencoder.dll
windows10-2004-x64
3Analysis
-
max time kernel
94s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
21-12-2024 02:56
Static task
static1
Behavioral task
behavioral1
Sample
HTCTL32.dll
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
HTCTL32.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
PCICHEK.dll
Resource
win7-20241010-en
Behavioral task
behavioral4
Sample
PCICHEK.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral5
Sample
PCICL32.dll
Resource
win7-20240903-en
Behavioral task
behavioral6
Sample
PCICL32.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral7
Sample
TCCTL32.dll
Resource
win7-20240903-en
Behavioral task
behavioral8
Sample
TCCTL32.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral9
Sample
client32.exe
Resource
win7-20241010-en
Behavioral task
behavioral10
Sample
client32.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral11
Sample
files/api-ms-win-core-localization-l1-2-0.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral12
Sample
files/api-ms-win-core-memory-l1-1-0.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral13
Sample
files/api-ms-win-core-namedpipe-l1-1-0.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral14
Sample
files/api-ms-win-core-processenvironment-l1-1-0.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral15
Sample
files/api-ms-win-core-processthreads-l1-1-0.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral16
Sample
files/api-ms-win-core-processthreads-l1-1-1.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral17
Sample
msvcr100.dll
Resource
win7-20241010-en
Behavioral task
behavioral18
Sample
msvcr100.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral19
Sample
pcicapi.dll
Resource
win7-20240903-en
Behavioral task
behavioral20
Sample
pcicapi.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral21
Sample
remcmdstub.exe
Resource
win7-20241010-en
Behavioral task
behavioral22
Sample
remcmdstub.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral23
Sample
webmmux.dll
Resource
win7-20240903-en
Behavioral task
behavioral24
Sample
webmmux.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral25
Sample
webmvorbisencoder.dll
Resource
win7-20240903-en
Behavioral task
behavioral26
Sample
webmvorbisencoder.dll
Resource
win10v2004-20241007-en
General
-
Target
PCICHEK.dll
-
Size
18KB
-
MD5
104b30fef04433a2d2fd1d5f99f179fe
-
SHA1
ecb08e224a2f2772d1e53675bedc4b2c50485a41
-
SHA256
956b9fa960f913cce3137089c601f3c64cc24c54614b02bba62abb9610a985dd
-
SHA512
5efcaa8c58813c3a0a6026cd7f3b34ad4fb043fd2d458db2e914429be2b819f1ac74e2d35e4439601cf0cb50fcdcafdcf868da328eaaeec15b0a4a6b8b2c218f
-
SSDEEP
192:dogL7bo2t6n76RRHirmH/L7jtd3hfwjKd3hfwB7bjuZRvI:dogL7bo2YrmRTAKT0iTI
Malware Config
Signatures
-
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 928 wrote to memory of 2036 928 rundll32.exe 83 PID 928 wrote to memory of 2036 928 rundll32.exe 83 PID 928 wrote to memory of 2036 928 rundll32.exe 83
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\PCICHEK.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:928 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\PCICHEK.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:2036
-