Overview
overview
10Static
static
3Stereo_/au...re.dll
windows7-x64
3Stereo_/au...re.dll
windows10-2004-x64
3Stereo_/client32.exe
windows7-x64
10Stereo_/client32.exe
windows10-2004-x64
10Stereo_/htctl32.dll
windows7-x64
3Stereo_/htctl32.dll
windows10-2004-x64
3Stereo_/msvcr100.dll
windows7-x64
3Stereo_/msvcr100.dll
windows10-2004-x64
3Stereo_/pcicapi.dll
windows7-x64
3Stereo_/pcicapi.dll
windows10-2004-x64
3Stereo_/pcichek.dll
windows7-x64
3Stereo_/pcichek.dll
windows10-2004-x64
3Stereo_/pcicl32.dll
windows7-x64
3Stereo_/pcicl32.dll
windows10-2004-x64
3Stereo_/re...ub.exe
windows7-x64
3Stereo_/re...ub.exe
windows10-2004-x64
3Stereo_/tcctl32.dll
windows7-x64
3Stereo_/tcctl32.dll
windows10-2004-x64
3Analysis
-
max time kernel
119s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
11-12-2024 10:33
Static task
static1
Behavioral task
behavioral1
Sample
Stereo_/audiocapture.dll
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
Stereo_/audiocapture.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
Stereo_/client32.exe
Resource
win7-20241010-en
Behavioral task
behavioral4
Sample
Stereo_/client32.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral5
Sample
Stereo_/htctl32.dll
Resource
win7-20240729-en
Behavioral task
behavioral6
Sample
Stereo_/htctl32.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral7
Sample
Stereo_/msvcr100.dll
Resource
win7-20240903-en
Behavioral task
behavioral8
Sample
Stereo_/msvcr100.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral9
Sample
Stereo_/pcicapi.dll
Resource
win7-20240903-en
Behavioral task
behavioral10
Sample
Stereo_/pcicapi.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral11
Sample
Stereo_/pcichek.dll
Resource
win7-20241010-en
Behavioral task
behavioral12
Sample
Stereo_/pcichek.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral13
Sample
Stereo_/pcicl32.dll
Resource
win7-20241010-en
Behavioral task
behavioral14
Sample
Stereo_/pcicl32.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral15
Sample
Stereo_/remcmdstub.exe
Resource
win7-20240903-en
Behavioral task
behavioral16
Sample
Stereo_/remcmdstub.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral17
Sample
Stereo_/tcctl32.dll
Resource
win7-20240903-en
Behavioral task
behavioral18
Sample
Stereo_/tcctl32.dll
Resource
win10v2004-20241007-en
General
-
Target
Stereo_/pcichek.dll
-
Size
17KB
-
MD5
8bc70bdd438ba6319924b01b5cc69e9f
-
SHA1
296be384e05ec5b8c92e4253169422417ccfdf17
-
SHA256
25dccc7c576995c3ea5abdbca87e05f7344ae00c686f2ba47c011af7e97c430c
-
SHA512
4049f2895d720d569074d8e2c93de31d6aea9132a11b884b198c7b6a6d69ab9fcad73057a7ae125ba5eb6a07093cf9005def974b7415c46f1c1f53353aeaa619
-
SSDEEP
192:JXANeiOT8k2b633L6RRHcjY5XQqsrb0hSF7j7ZlqUpai/Tvrb0hSqZlqca7bju5O:JXANt+52VOrrIoTvraIcai5O
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 7 IoCs
description pid Process procid_target PID 1824 wrote to memory of 1740 1824 rundll32.exe 30 PID 1824 wrote to memory of 1740 1824 rundll32.exe 30 PID 1824 wrote to memory of 1740 1824 rundll32.exe 30 PID 1824 wrote to memory of 1740 1824 rundll32.exe 30 PID 1824 wrote to memory of 1740 1824 rundll32.exe 30 PID 1824 wrote to memory of 1740 1824 rundll32.exe 30 PID 1824 wrote to memory of 1740 1824 rundll32.exe 30
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\Stereo_\pcichek.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1824 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\Stereo_\pcichek.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:1740
-