Overview
overview
10Static
static
3bin/Core.dll
windows7-x64
3bin/Core.dll
windows10-2004-x64
3bin/FileSy...xy.dll
windows7-x64
3bin/FileSy...xy.dll
windows10-2004-x64
3bin/FileSy...io.dll
windows7-x64
3bin/FileSy...io.dll
windows10-2004-x64
3bin/a3dapi.dll
windows7-x64
3bin/a3dapi.dll
windows10-2004-x64
3bin/avcodec-53.dll
windows7-x64
3bin/avcodec-53.dll
windows10-2004-x64
3bin/avformat-53.dll
windows7-x64
3bin/avformat-53.dll
windows10-2004-x64
3bin/avutil-51.dll
windows7-x64
3bin/avutil-51.dll
windows10-2004-x64
3bin/chromehtml.dll
windows7-x64
3bin/chromehtml.dll
windows10-2004-x64
3bin/hw.dll
windows7-x64
3bin/hw.dll
windows10-2004-x64
3bin/icudt.dll
windows7-x64
1bin/icudt.dll
windows10-2004-x64
1bin/libcef.dll
windows7-x64
3bin/libcef.dll
windows10-2004-x64
3bin/next_lib.dll
windows7-x64
3bin/next_lib.dll
windows10-2004-x64
3bin/nitro_api2.dll
windows7-x64
3bin/nitro_api2.dll
windows10-2004-x64
3install.exe
windows7-x64
10install.exe
windows10-2004-x64
3Analysis
-
max time kernel
8s -
max time network
19s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
09-01-2025 20:29
Static task
static1
Behavioral task
behavioral1
Sample
bin/Core.dll
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
bin/Core.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
bin/FileSystem_Proxy.dll
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
bin/FileSystem_Proxy.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral5
Sample
bin/FileSystem_Stdio.dll
Resource
win7-20240903-en
Behavioral task
behavioral6
Sample
bin/FileSystem_Stdio.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral7
Sample
bin/a3dapi.dll
Resource
win7-20241010-en
Behavioral task
behavioral8
Sample
bin/a3dapi.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral9
Sample
bin/avcodec-53.dll
Resource
win7-20240903-en
Behavioral task
behavioral10
Sample
bin/avcodec-53.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral11
Sample
bin/avformat-53.dll
Resource
win7-20240903-en
Behavioral task
behavioral12
Sample
bin/avformat-53.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral13
Sample
bin/avutil-51.dll
Resource
win7-20240903-en
Behavioral task
behavioral14
Sample
bin/avutil-51.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral15
Sample
bin/chromehtml.dll
Resource
win7-20240903-en
Behavioral task
behavioral16
Sample
bin/chromehtml.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral17
Sample
bin/hw.dll
Resource
win7-20240729-en
Behavioral task
behavioral18
Sample
bin/hw.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral19
Sample
bin/icudt.dll
Resource
win7-20241010-en
Behavioral task
behavioral20
Sample
bin/icudt.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral21
Sample
bin/libcef.dll
Resource
win7-20240903-en
Behavioral task
behavioral22
Sample
bin/libcef.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral23
Sample
bin/next_lib.dll
Resource
win7-20241023-en
Behavioral task
behavioral24
Sample
bin/next_lib.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral25
Sample
bin/nitro_api2.dll
Resource
win7-20240903-en
Behavioral task
behavioral26
Sample
bin/nitro_api2.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral27
Sample
install.exe
Resource
win7-20240729-en
Behavioral task
behavioral28
Sample
install.exe
Resource
win10v2004-20241007-en
General
-
Target
bin/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 2432 wrote to memory of 2824 2432 rundll32.exe 29 PID 2432 wrote to memory of 2824 2432 rundll32.exe 29 PID 2432 wrote to memory of 2824 2432 rundll32.exe 29 PID 2432 wrote to memory of 2824 2432 rundll32.exe 29 PID 2432 wrote to memory of 2824 2432 rundll32.exe 29 PID 2432 wrote to memory of 2824 2432 rundll32.exe 29 PID 2432 wrote to memory of 2824 2432 rundll32.exe 29
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\bin\a3dapi.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2432 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\bin\a3dapi.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:2824
-