Overview
overview
10Static
static
3z.zip
windows7-x64
1z.zip
windows10-2004-x64
1EmbeddedBr...ew.dll
windows10-2004-x64
1HTCTL32.dll
windows7-x64
3HTCTL32.dll
windows10-2004-x64
3NSM.lic
windows7-x64
3NSM.lic
windows10-2004-x64
3NSM.ini
windows7-x64
1NSM.ini
windows10-2004-x64
1PCICHEK.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
10client32.ini
windows7-x64
1client32.ini
windows10-2004-x64
1external_e...s.json
windows7-x64
3external_e...s.json
windows10-2004-x64
3folder/a3dapi.dll
windows7-x64
3folder/a3dapi.dll
windows10-2004-x64
3folder/appcore.dll
windows7-x64
3folder/appcore.dll
windows10-2004-x64
3folder/appinfo.vdf
windows7-x64
3folder/appinfo.vdf
windows10-2004-x64
3folder/apprun.dll
windows7-x64
3folder/apprun.dll
windows10-2004-x64
3folder/avcodec-53.dll
windows7-x64
3folder/avcodec-53.dll
windows10-2004-x64
3install_state.json
windows7-x64
3Analysis
-
max time kernel
117s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
20-01-2025 13:07
Static task
static1
Behavioral task
behavioral1
Sample
z.zip
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
z.zip
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
EmbeddedBrowserWebView.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral4
Sample
HTCTL32.dll
Resource
win7-20240903-en
Behavioral task
behavioral5
Sample
HTCTL32.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral6
Sample
NSM.lic
Resource
win7-20240903-en
Behavioral task
behavioral7
Sample
NSM.lic
Resource
win10v2004-20241007-en
Behavioral task
behavioral8
Sample
NSM.ini
Resource
win7-20240903-en
Behavioral task
behavioral9
Sample
NSM.ini
Resource
win10v2004-20241007-en
Behavioral task
behavioral10
Sample
PCICHEK.dll
Resource
win7-20240903-en
Behavioral task
behavioral11
Sample
PCICHEK.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral12
Sample
PCICL32.dll
Resource
win7-20240729-en
Behavioral task
behavioral13
Sample
PCICL32.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral14
Sample
TCCTL32.dll
Resource
win7-20240708-en
Behavioral task
behavioral15
Sample
TCCTL32.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral16
Sample
client32.exe
Resource
win7-20240903-en
Behavioral task
behavioral17
Sample
client32.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral18
Sample
client32.ini
Resource
win7-20241010-en
Behavioral task
behavioral19
Sample
client32.ini
Resource
win10v2004-20241007-en
Behavioral task
behavioral20
Sample
external_extensions.json
Resource
win7-20240903-en
Behavioral task
behavioral21
Sample
external_extensions.json
Resource
win10v2004-20241007-en
Behavioral task
behavioral22
Sample
folder/a3dapi.dll
Resource
win7-20240729-en
Behavioral task
behavioral23
Sample
folder/a3dapi.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral24
Sample
folder/appcore.dll
Resource
win7-20240903-en
Behavioral task
behavioral25
Sample
folder/appcore.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral26
Sample
folder/appinfo.vdf
Resource
win7-20240903-en
Behavioral task
behavioral27
Sample
folder/appinfo.vdf
Resource
win10v2004-20241007-en
Behavioral task
behavioral28
Sample
folder/apprun.dll
Resource
win7-20240903-en
Behavioral task
behavioral29
Sample
folder/apprun.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral30
Sample
folder/avcodec-53.dll
Resource
win7-20240903-en
Behavioral task
behavioral31
Sample
folder/avcodec-53.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral32
Sample
install_state.json
Resource
win7-20240903-en
General
-
Target
folder/a3dapi.dll
-
Size
206KB
-
MD5
0b3f04a2757f5e43140ac81db1afdc42
-
SHA1
57c666aebb0fb59ac86deae9e6849e3268a05703
-
SHA256
f05b2eeb851b174ef2b39c4728687915648ae33780a65cdf7f0c7ce99e6a67af
-
SHA512
1df19cac3b3ca5a45b50ceddf3e7ecf60b8521c9b589d9c47219ce8d056d6d244516922627fd522818fd8383788924a6589baba9f3984f749ebb992e4de327b0
-
SSDEEP
6144:5atuZySlWDRI0jcAwcwypEGmFPHrA/8/5mB:55yd3EcbpEGmFPVkB
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 2284 wrote to memory of 2404 2284 rundll32.exe 30 PID 2284 wrote to memory of 2404 2284 rundll32.exe 30 PID 2284 wrote to memory of 2404 2284 rundll32.exe 30 PID 2284 wrote to memory of 2404 2284 rundll32.exe 30 PID 2284 wrote to memory of 2404 2284 rundll32.exe 30 PID 2284 wrote to memory of 2404 2284 rundll32.exe 30 PID 2284 wrote to memory of 2404 2284 rundll32.exe 30
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\folder\a3dapi.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2284 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\folder\a3dapi.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:2404
-