Overview
overview
9Static
static
1SteamSetup.exe
windows10-2004-x64
9SteamSetup.exe
windows11-ltsc_2024-x64
6$PLUGINSDI...er.bmp
windows10-2004-x64
1$PLUGINSDI...er.bmp
windows11-ltsc_2024-x64
1$PLUGINSDI...rd.bmp
windows10-2004-x64
1$PLUGINSDI...rd.bmp
windows11-ltsc_2024-x64
1public/ste...an.txt
windows10-2004-x64
1public/ste...an.txt
windows11-ltsc_2024-x64
1public/ste...an.txt
windows10-2004-x64
1public/ste...an.txt
windows11-ltsc_2024-x64
1public/ste...ch.txt
windows10-2004-x64
1public/ste...ch.txt
windows11-ltsc_2024-x64
1public/ste...sh.txt
windows10-2004-x64
1public/ste...sh.txt
windows11-ltsc_2024-x64
1public/ste...ch.txt
windows10-2004-x64
1public/ste...ch.txt
windows11-ltsc_2024-x64
1public/ste...sh.txt
windows10-2004-x64
1public/ste...sh.txt
windows11-ltsc_2024-x64
1public/ste...sh.txt
windows10-2004-x64
1public/ste...sh.txt
windows11-ltsc_2024-x64
1public/ste...ch.txt
windows10-2004-x64
1public/ste...ch.txt
windows11-ltsc_2024-x64
8public/ste...an.txt
windows10-2004-x64
1public/ste...an.txt
windows11-ltsc_2024-x64
1public/ste...ek.txt
windows10-2004-x64
1public/ste...ek.txt
windows11-ltsc_2024-x64
8public/ste...an.txt
windows10-2004-x64
1public/ste...an.txt
windows11-ltsc_2024-x64
1public/ste...an.txt
windows10-2004-x64
1public/ste...an.txt
windows11-ltsc_2024-x64
1public/ste...an.txt
windows10-2004-x64
1public/ste...an.txt
windows11-ltsc_2024-x64
1Analysis
- max time kernel
149s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
28/06/2026, 08:32
Static task
static1
Behavioral task
behavioral1
Sample
SteamSetup.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
Behavioral task
behavioral2
Sample
SteamSetup.exe
Resource
win11ltsc2024-20260618-en
windows11-ltsc_2024-x64
Behavioral task
behavioral3
Sample
$PLUGINSDIR/modern-header.bmp
Resource
win10v2004-20260513-en
windows10-2004-x64
Behavioral task
behavioral4
Sample
$PLUGINSDIR/modern-header.bmp
Resource
win11ltsc2024-20260618-en
windows11-ltsc_2024-x64
Behavioral task
behavioral5
Sample
$PLUGINSDIR/modern-wizard.bmp
Resource
win10v2004-20260513-en
windows10-2004-x64
Behavioral task
behavioral6
Sample
$PLUGINSDIR/modern-wizard.bmp
Resource
win11ltsc2024-20260617-en
windows11-ltsc_2024-x64
Behavioral task
behavioral7
Sample
public/steambootstrapper_brazilian.txt
Resource
win10v2004-20260513-en
windows10-2004-x64
Behavioral task
behavioral8
Sample
public/steambootstrapper_brazilian.txt
Resource
win11ltsc2024-20260617-en
windows11-ltsc_2024-x64
Behavioral task
behavioral9
Sample
public/steambootstrapper_bulgarian.txt
Resource
win10v2004-20260513-en
windows10-2004-x64
Behavioral task
behavioral10
Sample
public/steambootstrapper_bulgarian.txt
Resource
win11ltsc2024-20260617-en
windows11-ltsc_2024-x64
Behavioral task
behavioral11
Sample
public/steambootstrapper_czech.txt
Resource
win10v2004-20260513-en
windows10-2004-x64
Behavioral task
behavioral12
Sample
public/steambootstrapper_czech.txt
Resource
win11ltsc2024-20260618-en
windows11-ltsc_2024-x64
Behavioral task
behavioral13
Sample
public/steambootstrapper_danish.txt
Resource
win10v2004-20260513-en
windows10-2004-x64
Behavioral task
behavioral14
Sample
public/steambootstrapper_danish.txt
Resource
win11ltsc2024-20260618-en
windows11-ltsc_2024-x64
Behavioral task
behavioral15
Sample
public/steambootstrapper_dutch.txt
Resource
win10v2004-20260513-en
windows10-2004-x64
Behavioral task
behavioral16
Sample
public/steambootstrapper_dutch.txt
Resource
win11ltsc2024-20260618-en
windows11-ltsc_2024-x64
Behavioral task
behavioral17
Sample
public/steambootstrapper_english.txt
Resource
win10v2004-20260513-en
windows10-2004-x64
Behavioral task
behavioral18
Sample
public/steambootstrapper_english.txt
Resource
win11ltsc2024-20260618-en
windows11-ltsc_2024-x64
Behavioral task
behavioral19
Sample
public/steambootstrapper_finnish.txt
Resource
win10v2004-20260513-en
windows10-2004-x64
Behavioral task
behavioral20
Sample
public/steambootstrapper_finnish.txt
Resource
win11ltsc2024-20260617-en
windows11-ltsc_2024-x64
Behavioral task
behavioral21
Sample
public/steambootstrapper_french.txt
Resource
win10v2004-20260513-en
windows10-2004-x64
Behavioral task
behavioral22
Sample
public/steambootstrapper_french.txt
Resource
win11ltsc2024-20260617-en
windows11-ltsc_2024-x64
Behavioral task
behavioral23
Sample
public/steambootstrapper_german.txt
Resource
win10v2004-20260513-en
windows10-2004-x64
Behavioral task
behavioral24
Sample
public/steambootstrapper_german.txt
Resource
win11ltsc2024-20260618-en
windows11-ltsc_2024-x64
Behavioral task
behavioral25
Sample
public/steambootstrapper_greek.txt
Resource
win10v2004-20260513-en
windows10-2004-x64
Behavioral task
behavioral26
Sample
public/steambootstrapper_greek.txt
Resource
win11ltsc2024-20260618-en
windows11-ltsc_2024-x64
Behavioral task
behavioral27
Sample
public/steambootstrapper_hungarian.txt
Resource
win10v2004-20260513-en
windows10-2004-x64
Behavioral task
behavioral28
Sample
public/steambootstrapper_hungarian.txt
Resource
win11ltsc2024-20260618-en
windows11-ltsc_2024-x64
Behavioral task
behavioral29
Sample
public/steambootstrapper_indonesian.txt
Resource
win10v2004-20260513-en
windows10-2004-x64
Behavioral task
behavioral30
Sample
public/steambootstrapper_indonesian.txt
Resource
win11ltsc2024-20260618-en
windows11-ltsc_2024-x64
Behavioral task
behavioral31
Sample
public/steambootstrapper_italian.txt
Resource
win10v2004-20260513-en
windows10-2004-x64
Behavioral task
behavioral32
Sample
public/steambootstrapper_italian.txt
Resource
win11ltsc2024-20260617-en
windows11-ltsc_2024-x64
General
- Target $PLUGINSDIR/modern-wizard.bmp
- Size 150KB
- Sample260628-kfkcjsf19v
- SHA256 16e0edc9f47e6e95a9bcad15adbdc46be774fbcd045dd526fc16fc38fdc8d49b
- MD5 3614a4be6b610f1daf6c801574f161fe
- SHA1 6edee98c0084a94caa1fe0124b4c19f42b4e7de6
- SHA512 06e0eff28dfd9a428b31147b242f989ce3e92474a3f391ba62ac8d0d05f1a48f4cf82fd27171658acbd667eaffb94cb4e1baf17040dc3b6e8b27f39b843ca281
- SSDEEP 48:ZQEM+jeAwtwVUoYxq+HQiNE/7o+f3cbqBtpozK8lHl/GGKOFHNPf33zFYsvwL:ZkWeftwV1enu/7ozCeu8RGGvP/jFYsv
- TLSH T1F8E3E9AEB933693ECD9911B41164A7FD8B306C5C7A40666E411FF8DC0FF31CA3569852
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4892 mspaint.exe 4892 mspaint.exe - Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 4892 mspaint.exe 4892 mspaint.exe 4892 mspaint.exe 4892 mspaint.exe
Processes
-
C:\Windows\system32\mspaint.exe"C:\Windows\system32\mspaint.exe" "C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\modern-wizard.bmp"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:4892
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s DeviceAssociationService1⤵PID:4484