Overview
overview
10Static
static
10Bloxstrap-...in.zip
windows7-x64
1Bloxstrap-...in.zip
windows10-2004-x64
1Bloxstrap-....1.exe
windows7-x64
10Bloxstrap-....1.exe
windows10-2004-x64
10Bloxstrap-...I2.dll
windows7-x64
1Bloxstrap-...I2.dll
windows10-2004-x64
1Bloxstrap-...el.sys
windows10-2004-x64
1Bloxstrap-...er.dll
windows7-x64
1Bloxstrap-...er.dll
windows10-2004-x64
3Bloxstrap-...ec.lnk
windows7-x64
3Bloxstrap-...ec.lnk
windows10-2004-x64
3Bloxstrap-...ce.lnk
windows7-x64
3Bloxstrap-...ce.lnk
windows10-2004-x64
3Analysis
- max time kernel
488s - max time network
500s - platform
windows10-2004_x64 - resource
win10v2004-20240426-en - resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system - submitted
10/05/2024, 13:03
Behavioral task
behavioral1
Sample
Bloxstrap-v2.5.1-main.zip
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
Bloxstrap-v2.5.1-main.zip
Resource
win10v2004-20240426-en
Behavioral task
behavioral3
Sample
Bloxstrap-v2.5.1-main/BloxStrap v2.5.4.1.exe
Resource
win7-20240508-en
Behavioral task
behavioral4
Sample
Bloxstrap-v2.5.1-main/BloxStrap v2.5.4.1.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral5
Sample
Bloxstrap-v2.5.1-main/Guna.UI2.dll
Resource
win7-20240508-en
Behavioral task
behavioral6
Sample
Bloxstrap-v2.5.1-main/Guna.UI2.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral7
Sample
Bloxstrap-v2.5.1-main/Kernel.sys
Resource
win10v2004-20240508-en
Behavioral task
behavioral8
Sample
Bloxstrap-v2.5.1-main/WebView2Loader.dll
Resource
win7-20231129-en
Behavioral task
behavioral9
Sample
Bloxstrap-v2.5.1-main/WebView2Loader.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral10
Sample
Bloxstrap-v2.5.1-main/autoexec.lnk
Resource
win7-20240221-en
Behavioral task
behavioral11
Sample
Bloxstrap-v2.5.1-main/autoexec.lnk
Resource
win10v2004-20240426-en
Behavioral task
behavioral12
Sample
Bloxstrap-v2.5.1-main/aworkspace.lnk
Resource
win7-20240221-en
Behavioral task
behavioral13
Sample
Bloxstrap-v2.5.1-main/aworkspace.lnk
Resource
win10v2004-20240426-en
General
- Target Bloxstrap-v2.5.1-main/WebView2Loader.dll
- Size 112KB
- Sample240510-qata6abc72
- SHA256 9d5918cec81470225be7478c7e092c24f248e8caa824d667fb57431cad94be71
- MD5 5b17da9adfc5a07fa499dded4fd52747
- SHA1 d1c37478f1029930a03b6bc195c8ef7093ac49b1
- SHA512 f50196d520d77b920c32a12e6c6de20a2dbdf84c88e2c66e086813017a2bda909caa1aabfb4545de4f2b8cd23f2dad1e10b1571abdc62524d44bcfb355ef5432
- SSDEEP 3072:HYchQScnC6uwlKuAef9p3JLT6tOT49LEt2EiJV6mYo:HlQSgC6uKppwEtriKmD
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Program crash 1 IoCs
pid pid_target Process procid_target 2336 2352 WerFault.exe 83 - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4084 wrote to memory of 2352 4084 rundll32.exe 83 PID 4084 wrote to memory of 2352 4084 rundll32.exe 83 PID 4084 wrote to memory of 2352 4084 rundll32.exe 83
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\Bloxstrap-v2.5.1-main\WebView2Loader.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4084 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\Bloxstrap-v2.5.1-main\WebView2Loader.dll,#12⤵PID:2352
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2352 -s 6003⤵
- Program crash
PID:2336
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2352 -ip 23521⤵PID:4344