Analysis
- max time kernel
149s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system - submitted
04/10/2024, 19:53
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
UA+blocker.exe
Resource
win10-20240404-en
windows10-1703-x64
3 signatures
150 seconds
Behavioral task
behavioral2
Sample
UA+blocker.exe
Resource
win10v2004-20240802-en
windows10-2004-x64
4 signatures
150 seconds
General
- Target UA+blocker.exe
- Size 5.6MB
- Sample241004-ymd11axfpc
- SHA256 3a5576c4e7d9ed56cc295fea24ef0fa68cf4235dfefa434caa32015887e757c3
- MD5 872b0fa8c0306040f181d08c5d7a252b
- SHA1 a08cf74361c96aa4d7e4503af6563c63b95f1973
- SHA512 23d8610ac8bfcb68695b652dd8d35edcc5f17994c90966ef0cabf11489d983cc852dd8e6d36ec85c78ec6f63cb6a7b21238a6d9687494f3ef99bc7ca86a4a277
- SSDEEP 98304:GRx4heu/+/tswG+PJPigEtVTH41ZE6HqM/aZeOO4wZivrH/LXmfI1ZWQpy:GL4gy+/tbG+PJa3txT6KKaLbwZivrjdJ
- MD5 SHA1 SHA512 SSDEEP
Score
5/10
Malware Config
Signatures
- Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 4032 UA+blocker.exe 4032 UA+blocker.exe - Delays execution with timeout.exe 1 IoCs
pid Process 3028 timeout.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe 4032 UA+blocker.exe - Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 4032 wrote to memory of 4432 4032 UA+blocker.exe 83 PID 4032 wrote to memory of 4432 4032 UA+blocker.exe 83 PID 4432 wrote to memory of 2416 4432 cmd.exe 84 PID 4432 wrote to memory of 2416 4432 cmd.exe 84 PID 4432 wrote to memory of 860 4432 cmd.exe 85 PID 4432 wrote to memory of 860 4432 cmd.exe 85 PID 4432 wrote to memory of 4276 4432 cmd.exe 86 PID 4432 wrote to memory of 4276 4432 cmd.exe 86 PID 4032 wrote to memory of 2908 4032 UA+blocker.exe 87 PID 4032 wrote to memory of 2908 4032 UA+blocker.exe 87 PID 2908 wrote to memory of 1816 2908 cmd.exe 88 PID 2908 wrote to memory of 1816 2908 cmd.exe 88 PID 1816 wrote to memory of 3028 1816 cmd.exe 93 PID 1816 wrote to memory of 3028 1816 cmd.exe 93
Processes
-
C:\Users\Admin\AppData\Local\Temp\UA+blocker.exe"C:\Users\Admin\AppData\Local\Temp\UA+blocker.exe"1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4032 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c certutil -hashfile "C:\Users\Admin\AppData\Local\Temp\UA+blocker.exe" MD5 | find /i /v "md5" | find /i /v "certutil"2⤵
- Suspicious use of WriteProcessMemory
PID:4432 -
C:\Windows\system32\certutil.execertutil -hashfile "C:\Users\Admin\AppData\Local\Temp\UA+blocker.exe" MD53⤵PID:2416
-
-
C:\Windows\system32\find.exefind /i /v "md5"3⤵PID:860
-
-
C:\Windows\system32\find.exefind /i /v "certutil"3⤵PID:4276
-
-
-
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c start cmd /C "color b && title Error && echo Couldn't resolve host name && timeout /t 5"2⤵
- Suspicious use of WriteProcessMemory
PID:2908 -
C:\Windows\system32\cmd.execmd /C "color b && title Error && echo Couldn't resolve host name && timeout /t 5"3⤵
- Suspicious use of WriteProcessMemory
PID:1816 -
C:\Windows\system32\timeout.exetimeout /t 54⤵
- Delays execution with timeout.exe
PID:3028
-
-
-