Overview
overview
3Static
static
3rc7BYFRON/...2).dll
windows10-2004-x64
3rc7BYFRON/...ox.dll
windows10-2004-x64
1rc7BYFRON/....3.dll
windows10-2004-x64
1rc7BYFRON/...In.dll
windows10-2004-x64
1rc7BYFRON/...ar.exe
windows10-2004-x64
1rc7BYFRON/...ox.dll
windows10-2004-x64
1rc7BYFRON/...ts.dll
windows10-2004-x64
1rc7BYFRON/...on.dll
windows10-2004-x64
1rc7BYFRON/...le.exe
windows10-2004-x64
3rc7BYFRON/...ol.dll
windows10-2004-x64
1rc7BYFRON/lua5.1.dll
windows10-2004-x64
3rc7BYFRON/...1).dll
windows10-2004-x64
3rc7BYFRON/rc7.exe
windows10-2004-x64
1rc7BYFRON/rc7.exe
windows10-2004-x64
rc7BYFRON/...s.json
windows10-2004-x64
3rc7BYFRON/...t).exe
windows10-2004-x64
1rc7BYFRON/...config
windows10-2004-x64
3rc7BYFRON/...t).pdb
windows10-2004-x64
3rc7BYFRON/...g.json
windows10-2004-x64
3Analysis
-
max time kernel
95s -
max time network
97s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
07-08-2024 19:31
Static task
static1
Behavioral task
behavioral1
Sample
rc7BYFRON/0xAzul (2).dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral2
Sample
rc7BYFRON/AlphaBlendTextBox.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
rc7BYFRON/Bunifu_UI_v1.5.3.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral4
Sample
rc7BYFRON/CeleryIn.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral5
Sample
rc7BYFRON/CustomizedTitleBar.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral6
Sample
rc7BYFRON/FastColoredTextBox.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral7
Sample
rc7BYFRON/Microsoft.Win32.SystemEvents.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral8
Sample
rc7BYFRON/System.Drawing.Common.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral9
Sample
rc7BYFRON/WindowTitleControl.Sample.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral10
Sample
rc7BYFRON/WindowTitleControl.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral11
Sample
rc7BYFRON/lua5.1.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral12
Sample
rc7BYFRON/memcheck(1).dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral13
Sample
rc7BYFRON/rc7.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral14
Sample
rc7BYFRON/rc7.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral15
Sample
rc7BYFRON/rc7.exe (32 bit).deps.json
Resource
win10v2004-20240802-en
Behavioral task
behavioral16
Sample
rc7BYFRON/rc7.exe (32 bit).exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral17
Sample
rc7BYFRON/rc7.exe (32 bit).dll.config
Resource
win10v2004-20240802-en
Behavioral task
behavioral18
Sample
rc7BYFRON/rc7.exe (32 bit).pdb
Resource
win10v2004-20240802-en
Behavioral task
behavioral19
Sample
rc7BYFRON/rc7.exe (32 bit).runtimeconfig.json
Resource
win10v2004-20240802-en
General
-
Target
rc7BYFRON/0xAzul (2).dll
-
Size
208KB
-
MD5
fb437fa76df479d1c7f32326494d3922
-
SHA1
f6ead50a07b938b326fab77f053658b00c1bf789
-
SHA256
df655e9b4aad5c8c90828755126d8211d6ddd18aa9a38590ffbda6f6969df590
-
SHA512
9925f8c5634721171158a28b14c59ba8421c85f1b31a6d0d393dc9e9e5195052fb619adfcdc2d77fc6bf78eb550674097d2cee67bcc7ec26313f5e94e784fd57
-
SSDEEP
6144:AlniJt1wpYpuXYrlXbp2m/8nTyOcTQftV+k:u4EorlXb78nfcTQ1x
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 2184 wrote to memory of 5076 2184 rundll32.exe 83 PID 2184 wrote to memory of 5076 2184 rundll32.exe 83 PID 2184 wrote to memory of 5076 2184 rundll32.exe 83
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe "C:\Users\Admin\AppData\Local\Temp\rc7BYFRON\0xAzul (2).dll",#11⤵
- Suspicious use of WriteProcessMemory
PID:2184 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe "C:\Users\Admin\AppData\Local\Temp\rc7BYFRON\0xAzul (2).dll",#12⤵
- System Location Discovery: System Language Discovery
PID:5076
-