Overview
overview
5Static
static
3CefSharp.Wpf.dll
windows7-x64
1CefSharp.Wpf.dll
windows10-2004-x64
1EO.Base.dll
windows7-x64
1EO.Base.dll
windows10-2004-x64
1EO.WebBrowser.dll
windows7-x64
1EO.WebBrowser.dll
windows10-2004-x64
1EO.WebEngine.dll
windows7-x64
1EO.WebEngine.dll
windows10-2004-x64
1NUnrar.dll
windows7-x64
1NUnrar.dll
windows10-2004-x64
1Newtonsoft.Json.dll
windows7-x64
1Newtonsoft.Json.dll
windows10-2004-x64
1UX Launcher.exe
windows7-x64
1UX Launcher.exe
windows10-2004-x64
1UX Launcher.exe
windows7-x64
1UX Launcher.exe
windows10-2004-x64
1cscppcom.exe
windows7-x64
5cscppcom.exe
windows10-2004-x64
5runtimes/w...re.dll
windows7-x64
1runtimes/w...re.dll
windows10-2004-x64
1runtimes/w...ss.exe
windows7-x64
1runtimes/w...ss.exe
windows10-2004-x64
1runtimes/w...me.dll
windows7-x64
1runtimes/w...me.dll
windows10-2004-x64
1runtimes/w...re.dll
windows7-x64
1runtimes/w...re.dll
windows10-2004-x64
1runtimes/w...rp.dll
windows7-x64
1runtimes/w...rp.dll
windows10-2004-x64
1runtimes/w...lf.dll
windows7-x64
1runtimes/w...lf.dll
windows10-2004-x64
1runtimes/w...47.dll
windows10-2004-x64
1runtimes/w...GL.dll
windows7-x64
1Analysis
-
max time kernel
117s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
23-03-2024 18:36
Static task
static1
Behavioral task
behavioral1
Sample
CefSharp.Wpf.dll
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
CefSharp.Wpf.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral3
Sample
EO.Base.dll
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
EO.Base.dll
Resource
win10v2004-20240319-en
Behavioral task
behavioral5
Sample
EO.WebBrowser.dll
Resource
win7-20240215-en
Behavioral task
behavioral6
Sample
EO.WebBrowser.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral7
Sample
EO.WebEngine.dll
Resource
win7-20240221-en
Behavioral task
behavioral8
Sample
EO.WebEngine.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral9
Sample
NUnrar.dll
Resource
win7-20240221-en
Behavioral task
behavioral10
Sample
NUnrar.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral11
Sample
Newtonsoft.Json.dll
Resource
win7-20240220-en
Behavioral task
behavioral12
Sample
Newtonsoft.Json.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral13
Sample
UX Launcher.exe
Resource
win7-20240221-en
Behavioral task
behavioral14
Sample
UX Launcher.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral15
Sample
UX Launcher.exe
Resource
win7-20240221-en
Behavioral task
behavioral16
Sample
UX Launcher.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral17
Sample
cscppcom.exe
Resource
win7-20240215-en
Behavioral task
behavioral18
Sample
cscppcom.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral19
Sample
runtimes/win-x64/lib/netcoreapp3.0/CefSharp.BrowserSubprocess.Core.dll
Resource
win7-20231129-en
Behavioral task
behavioral20
Sample
runtimes/win-x64/lib/netcoreapp3.0/CefSharp.BrowserSubprocess.Core.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral21
Sample
runtimes/win-x64/lib/netcoreapp3.0/CefSharp.BrowserSubprocess.exe
Resource
win7-20240220-en
Behavioral task
behavioral22
Sample
runtimes/win-x64/lib/netcoreapp3.0/CefSharp.BrowserSubprocess.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral23
Sample
runtimes/win-x64/lib/netcoreapp3.0/CefSharp.Core.Runtime.dll
Resource
win7-20240221-en
Behavioral task
behavioral24
Sample
runtimes/win-x64/lib/netcoreapp3.0/CefSharp.Core.Runtime.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral25
Sample
runtimes/win-x64/lib/netcoreapp3.0/CefSharp.Core.dll
Resource
win7-20240221-en
Behavioral task
behavioral26
Sample
runtimes/win-x64/lib/netcoreapp3.0/CefSharp.Core.dll
Resource
win10v2004-20240319-en
Behavioral task
behavioral27
Sample
runtimes/win-x64/lib/netcoreapp3.0/CefSharp.dll
Resource
win7-20240221-en
Behavioral task
behavioral28
Sample
runtimes/win-x64/lib/netcoreapp3.0/CefSharp.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral29
Sample
runtimes/win-x64/lib/netcoreapp3.0/chrome_elf.dll
Resource
win7-20240221-en
Behavioral task
behavioral30
Sample
runtimes/win-x64/lib/netcoreapp3.0/chrome_elf.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral31
Sample
runtimes/win-x64/lib/netcoreapp3.0/d3dcompiler_47.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral32
Sample
runtimes/win-x64/lib/netcoreapp3.0/libEGL.dll
Resource
win7-20240220-en
General
-
Target
runtimes/win-x64/lib/netcoreapp3.0/CefSharp.BrowserSubprocess.Core.dll
-
Size
1.2MB
-
MD5
0695056020eb63f62877493e58cb34a4
-
SHA1
9c8135dc406cd42f2ceebec947c8113238e4fc78
-
SHA256
cd125611cdb5f3a74ee952951a692ee598daa5a7491e87676a4f68930117bb2a
-
SHA512
6a74c029cb1f9b96780d207710b00c9430c629174e08c462c5d8db4ae766946dcb464c7b0ec00cf9db947a873f9c8c5338ed02342ce053397cb533c5808dd236
-
SSDEEP
24576:2SmUYbNCuAzZ0vgnBoXoiYbhQspQ8SdWHubiWycQrQK0OXPwtibTL3:fabRAzZ0vgnBoXoiYbhQspQ8SdWHubiT
Malware Config
Signatures
-
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
rundll32.exedescription pid process target process PID 944 wrote to memory of 1724 944 rundll32.exe WerFault.exe PID 944 wrote to memory of 1724 944 rundll32.exe WerFault.exe PID 944 wrote to memory of 1724 944 rundll32.exe WerFault.exe
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\runtimes\win-x64\lib\netcoreapp3.0\CefSharp.BrowserSubprocess.Core.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:944 -
C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 944 -s 7562⤵PID:1724