Overview

overview

3

Static

static

3

background...st.exe

windows10-2004-x64

1

bash.exe

windows10-2004-x64

1

bcdboot.exe

windows10-2004-x64

1

bcdedit.exe

windows10-2004-x64

1

bdeunlock.exe

windows10-2004-x64

1

bitsadmin.exe

windows10-2004-x64

1

bootim.exe

windows10-2004-x64

1

bootsect.exe

windows10-2004-x64

1

bridgeunattend.exe

windows10-2004-x64

1

browser_broker.exe

windows10-2004-x64

1

browserexport.exe

windows10-2004-x64

1

bthudtask.exe

windows10-2004-x64

1

cacls.exe

windows10-2004-x64

1

calc.exe

windows10-2004-x64

1

certreq.exe

windows10-2004-x64

3

certutil.exe

windows10-2004-x64

1

changepk.exe

windows10-2004-x64

1

charmap.exe

windows10-2004-x64

1

chkdsk.exe

windows10-2004-x64

1

chkntfs.exe

windows10-2004-x64

1

choice.exe

windows10-2004-x64

1

cipher.exe

windows10-2004-x64

1

cleanmgr.exe

windows10-2004-x64

1

cliconfg.exe

windows10-2004-x64

1

clip.exe

windows10-2004-x64

1

cmd.exe

windows10-2004-x64

1

cmdkey.exe

windows10-2004-x64

1

cmdl32.exe

windows10-2004-x64

1

cmmon32.exe

windows10-2004-x64

1

cmstp.exe

windows10-2004-x64

1

cofire.exe

windows10-2004-x64

1

csrss.sys

windows10-2004-x64

1

Resubmissions

09/07/2024, 13:39

240709-qydwdayanf 7

09/07/2024, 07:52

240709-jqdr3swdle 6

09/07/2024, 06:42

240709-hgkzcs1bjl 5

09/07/2024, 06:34

240709-hb2d6azhjn 3

09/07/2024, 05:47

240709-ggxgqa1crh 4

Analysis

  • max time kernel
    131s
  • max time network
    164s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240704-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/07/2024, 06:34

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Report Analysis Logs

General

  • Target

    chkdsk.exe

  • Size

    48KB

  • MD5

    ff993f905e84365993204d12d63d67de

  • SHA1

    bb36d95d805516008d756ad3ad846f0b1d177d62

  • SHA256

    b825e4bb74036156a48f03eff9244091e1fc1cfd4e183062e267a6c091b7e263

  • SHA512

    71234c990e2b1a91d5cf7a2e13b5733e8086dd93f56a353e99cc524850c77b08a7e17086feb919da61d7846605b85a57eb0d5d23f55756d29a561926dd9cff15

  • SSDEEP

    384:/CFBZQDYGPE5p12t9zG3bSzjiKsXDeGC7+JWt+VuR0EdqPNiWSFqhW:KbZQcGsp2tBn7+q0eEaq

Score
1/10

Malware Config

Signatures

  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware

Processes

  • C:\Users\Admin\AppData\Local\Temp\chkdsk.exe
    "C:\Users\Admin\AppData\Local\Temp\chkdsk.exe"
    1⤵
      PID:1724
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2036

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

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    Downloads