Overview

overview

10

Static

static

ae7c868713...6e.exe

windows7_x64

10

ae7c868713...6e.exe

windows10-2004_x64

10

Resubmissions

09-10-2022 16:22

221009-tvha6shcb3 10

03-05-2022 14:19

220503-rmtm5ahaa7 10

Analysis

  • max time kernel
    175s
  • max time network
    215s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    03-05-2022 14:19

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General

  • Target

    ae7c868713e1d02b4db60128c651eb1e3f6a33c02544cc4cb57c3aa6c6581b6e.exe

  • Size

    543KB

  • MD5

    53fdeb923b1890d29b8f29da77995938

  • SHA1

    a996ccd0d58125bf299e89f4c03ff37afdab33fc

  • SHA256

    ae7c868713e1d02b4db60128c651eb1e3f6a33c02544cc4cb57c3aa6c6581b6e

  • SHA512

    7c78e880f3d2dfc163625ff3d0b4676aa6a083dbbeac270520679f6b21d1c449c5af720ca7b9a68b5b3309e2de8d586cfed5d9b3a78d006e6d981a1aaf88c535

  • SSDEEP

    12288:M1DTMHixr1moQqUiXINDl/m1s6BQio67VlAU:AzmoQqUiXw2s6yiVxR

Score
10/10
blackbastaransomware

Malware Config

Extracted

Path

C:\readme.txt

Ransom Note
Your data are stolen and encrypted The data will be published on TOR website if you do not pay the ransom You can contact us and decrypt one file for free on this TOR site (you should download and install TOR browser first https://torproject.org) https://aazsbsgya565vlu2c6bzy6yfiebkcbtvvcytvolt33s77xypi7nypxyd.onion:80/ Your company id for log in: ba7a7058-3531-4b67-bae6-d602e9110361
URLs

https://aazsbsgya565vlu2c6bzy6yfiebkcbtvvcytvolt33s77xypi7nypxyd.onion:80/

Signatures

  • Black Basta

    A ransomware family targeting Windows and Linux ESXi first seen in February 2022.

    ransomwareblackbasta
  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

    ransomware
  • Modifies extensions of user files 9 IoCs

    Ransomware generally changes the extension on encrypted files.

    ransomware
  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
    ransomware
  • Drops file in Program Files directory 64 IoCs
  • Interacts with shadow copies 2 TTPs 1 IoCs

    Shadow copies are often targeted by ransomware to inhibit system recovery.

    ransomware
  • Modifies registry class 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ae7c868713e1d02b4db60128c651eb1e3f6a33c02544cc4cb57c3aa6c6581b6e.exe
    "C:\Users\Admin\AppData\Local\Temp\ae7c868713e1d02b4db60128c651eb1e3f6a33c02544cc4cb57c3aa6c6581b6e.exe"
    1⤵
    • Modifies extensions of user files
    • Sets desktop wallpaper using registry
    • Drops file in Program Files directory
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:1124
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Windows\SysNative\vssadmin.exe delete shadows /all /quiet
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2936
      • C:\Windows\system32\vssadmin.exe
        C:\Windows\SysNative\vssadmin.exe delete shadows /all /quiet
        3⤵
        • Interacts with shadow copies
        PID:5044
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Windows\System32\vssadmin.exe delete shadows /all /quiet
      2⤵
        PID:4580
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:4024

    Network

    MITRE ATT&CK Enterprise v6

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    Downloads