Overview
overview
7Static
static
3CheckERB_download.7z
windows10-2004-x64
1CheckERB_download.7z
windows11-ltsc_2024-x64
1Custodian.txt
windows10-2004-x64
1Custodian.txt
windows11-ltsc_2024-x64
1checkERB_d...le.exe
windows10-2004-x64
7checkERB_d...le.exe
windows11-ltsc_2024-x64
7checkERB_w...le.pyc
windows10-2004-x64
3checkERB_w...le.pyc
windows11-ltsc_2024-x64
3chromedriver.exe
windows10-2004-x64
1readMe.docx
windows10-2004-x64
1readMe.docx
windows11-ltsc_2024-x64
1Analysis
- user interaction
yes - max time kernel
149s - max time network
143s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
27/10/2026, 13:28
Behavioral task
behavioral1
Sample
CheckERB_download.7z
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
CheckERB_download.7z
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral3
Sample
Custodian.txt
Resource
win10v2004-20260911-en
Behavioral task
behavioral4
Sample
Custodian.txt
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral5
Sample
checkERB_downloadfile.exe
Resource
win10v2004-20260911-en
Behavioral task
behavioral6
Sample
checkERB_downloadfile.exe
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral7
Sample
checkERB_withReport_downloadfile.pyc
Resource
win10v2004-20260911-en
Behavioral task
behavioral8
Sample
checkERB_withReport_downloadfile.pyc
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral9
Sample
chromedriver.exe
Resource
win10v2004-20260911-en
Behavioral task
behavioral10
Sample
readMe.docx
Resource
win10v2004-20260911-en
Behavioral task
behavioral11
Sample
readMe.docx
Resource
win11ltsc2024-20260911-en
General
- Target Custodian.txt
- Size 14B
- Sample261027-qq67ysdf69
- SHA256 63a6c8c4d0102f0cfbd914c279a0cb8bb626fffe1fa8c85e488f9de563c10441
- MD5 b3fc657f6d2a914989711269792d298c
- SHA1 c144ab5913b9b95772d7b68c2376cc0257fc3d72
- SHA512 2d80f561730563c2cab26b93d327b8cfaacc9b3b5349fcd079ab43f8bf01fd85b74aa424846522abc56b0dd5bd606c83d5c6bcbdc20f451064fbf5f31d894ad7
- MD5 SHA1 SHA512
Malware Config
Signatures
- Opens file in notepad (likely ransom note) 1 IoCs
pid Process 3336 NOTEPAD.EXE