Overview

overview

10

Static

static

17205c4318...90.exe

windows7-x64

10

17205c4318...90.exe

windows10-2004-x64

10

Resubmissions

09-10-2022 11:13

221009-nbkpashadn 10

27-04-2022 22:32

220427-2fxrbaafg4 10

Analysis

  • max time kernel
    140s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    09-10-2022 11:13

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General

  • Target

    17205c43189c22dfcb278f5cc45c2562f622b0b6280dcd43cc1d3c274095eb90.exe

  • Size

    636KB

  • MD5

    267d5c3137d313ce1a86c2f255a835e6

  • SHA1

    c7a37c0edeffd23777cca44f9b49076be1bd43e6

  • SHA256

    17205c43189c22dfcb278f5cc45c2562f622b0b6280dcd43cc1d3c274095eb90

  • SHA512

    9c119a9f973dae77f2cdd6a855ae45c20660aadc5c592f6d06f6360dd0bb5a380d0ed1fcc23c0cb721da70bcca7d32db46181be675bf0587276d35d6da26a31e

  • SSDEEP

    12288:aEky5bwpy02iRaeXCP2CIcdoKAXMr+Mr+kJZ4:j02iRaeHPcdo18rTrf6

Score
10/10
blackbastaransomwarespywarestealer

Malware Config

Extracted

Path

C:\Users\Admin\Desktop\readme.txt

Family

blackbasta

Ransom Note
All of your files are currently encrypted by no_name_software. These files cannot be recovered by any means without contacting our team directly. DON'T TRY TO RECOVER your data by yourselves. Any attempt to recover your data (including the usage of the additional recovery software) can damage your files. However, if you want to try - we recommend choosing the data of the lowest value. DON'T TRY TO IGNORE us. We've downloaded a pack of your internal data and are ready to publish it on our news website if you do not respond. So it will be better for both sides if you contact us as soon as possible. DON'T TRY TO CONTACT feds or any recovery companies. We have our informants in these structures, so any of your complaints will be immediately directed to us. So if you will hire any recovery company for negotiations or send requests to the police/FBI/investigators, we will consider this as a hostile intent and initiate the publication of whole compromised data immediately. DON'T move or rename your files. These parameters can be used for encryption/decryption process. To prove that we REALLY CAN get your data back - we offer you to decrypt two random files completely free of charge. You can contact our team directly for further instructions through our website : TOR VERSION : (you should download and install TOR browser first https://torproject.org) https://aazsbsgya565vlu2c6bzy6yfiebkcbtvvcytvolt33s77xypi7nypxyd.onion:80/ Your company id for log in: c98fa42b-3233-45df-bd7c-42529c44cb70 Your company key: 3 of any of your dc through comma. Example: "DC1, DC2, DC3". You can type less if you have no enough YOU SHOULD BE AWARE! We will speak only with an authorized person. It can be the CEO, top management, etc. In case you are not such a person - DON'T CONTACT US! Your decisions and action can result in serious harm to your company! Inform your supervisors and stay calm!
URLs

https://aazsbsgya565vlu2c6bzy6yfiebkcbtvvcytvolt33s77xypi7nypxyd.onion:80/

Signatures

  • Black Basta

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

    ransomwareblackbasta
  • Modifies extensions of user files 6 IoCs

    Ransomware generally changes the extension on encrypted files.

    ransomware
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
    ransomware
  • Drops file in Program Files directory 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\17205c43189c22dfcb278f5cc45c2562f622b0b6280dcd43cc1d3c274095eb90.exe
    "C:\Users\Admin\AppData\Local\Temp\17205c43189c22dfcb278f5cc45c2562f622b0b6280dcd43cc1d3c274095eb90.exe"
    1⤵
    • Modifies extensions of user files
    • Sets desktop wallpaper using registry
    • Drops file in Program Files directory
    PID:1336
  • C:\Windows\explorer.exe
    "C:\Windows\explorer.exe"
    1⤵
      PID:1736
    • C:\Windows\system32\AUDIODG.EXE
      C:\Windows\system32\AUDIODG.EXE 0x188
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:344

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Persistence

    Privilege Escalation

    Defense Evasion

    Modify Registry

    1
    T1112

    Credential Access

    Credentials in Files

    1
    T1081

    Discovery

    Lateral Movement

    Collection

    Data from Local System

    1
    T1005

    Exfiltration

    Command and Control

    Impact

    Defacement

    1
    T1491

    Replay Monitor

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    Downloads

    • memory/1336-54-0x00000000762D1000-0x00000000762D3000-memory.dmp
      Filesize

      8KB

      Download
    • memory/1736-55-0x000007FEFBB41000-0x000007FEFBB43000-memory.dmp
      Filesize

      8KB

      Download