Overview

overview

10

Static

static

3

17205c4318...b90.7z

windows10-2004-x64

10

Analysis

  • max time kernel
    300s
  • max time network
    294s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250314-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/04/2025, 16:56

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General

  • Target

    17205c43189c22dfcb278f5cc45c2562f622b0b6280dcd43cc1d3c274095eb90.7z

  • Size

    227KB

  • MD5

    a76b0cd547d42de6327a1465b2be908e

  • SHA1

    9e798931cf8c3a25f48f0c8f044f19197e811f36

  • SHA256

    e6f463ee1c4b789980b13b9e0b2b5c625dc4b4863c23f6f62237a7f7e7405c7b

  • SHA512

    8bd5ab9719182576fe8b5d1b7712e1f9a22f32fcdcb75829f691703f479d413af5411eb0610e414b600a30c65f95f1a7a576e84bd09625e92ab74d557b5e4e07

  • SSDEEP

    6144:RPnZXClM0TZ5LOKQclPXpz2Rme1pLuij9:RPnZXCtnqbcxX16LPh

Score
10/10
blackbastacredential_accessdiscoveryransomwarespywarestealer

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
  • Blackbasta family
    blackbasta
  • Renames multiple (5665) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

    ransomware
  • Credentials from Password Stores: Windows Credential Manager 1 TTPs

    Suspicious access to Credentials History.

    credential_accessstealer
  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of web browsers 3 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
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Opens file in notepad (likely ransom note) 1 IoCs
    ransomware
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs

Processes

  • C:\Program Files\7-Zip\7zFM.exe
    "C:\Program Files\7-Zip\7zFM.exe" "C:\Users\Admin\AppData\Local\Temp\17205c43189c22dfcb278f5cc45c2562f622b0b6280dcd43cc1d3c274095eb90.7z"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:1308
  • C:\Users\Admin\Desktop\17205c43189c22dfcb278f5cc45c2562f622b0b6280dcd43cc1d3c274095eb90.exe
    "C:\Users\Admin\Desktop\17205c43189c22dfcb278f5cc45c2562f622b0b6280dcd43cc1d3c274095eb90.exe"
    1⤵
    • Executes dropped EXE
    • Sets desktop wallpaper using registry
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: RenamesItself
    PID:1988
  • C:\Windows\system32\NOTEPAD.EXE
    "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\Desktop\readme.txt
    1⤵
    • Opens file in notepad (likely ransom note)
    PID:4680

Network

MITRE ATT&CK Enterprise v16

Replay Monitor

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Downloads

  • C:\Users\Admin\Desktop\17205c43189c22dfcb278f5cc45c2562f622b0b6280dcd43cc1d3c274095eb90.exe
    Filesize

    636KB

    MD5

    267d5c3137d313ce1a86c2f255a835e6

    SHA1

    c7a37c0edeffd23777cca44f9b49076be1bd43e6

    SHA256

    17205c43189c22dfcb278f5cc45c2562f622b0b6280dcd43cc1d3c274095eb90

    SHA512

    9c119a9f973dae77f2cdd6a855ae45c20660aadc5c592f6d06f6360dd0bb5a380d0ed1fcc23c0cb721da70bcca7d32db46181be675bf0587276d35d6da26a31e

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

    1KB

    MD5

    040ae5c2bdd54884b227cdf4e078ddb9

    SHA1

    9e9664a02b14214082beb31e839180ce9500b40b

    SHA256

    5f8d967a475fb1170cbdfe5173af63c1d19a0751f823cf4a3de594bcab3f517a

    SHA512

    fee91e14b5a87099804a8ff41706e97b5861c55eca45cda87c14a9e057710dc0d41b677295dc363a6a2337688bd4ceb6ddc176ff10d75c100c1450dd36e1e41f

    Download Submit