General

  • Target

    2024-04-17_eef725304b796ed42e6b33915948a110_chaos_destroyer_wannacry

  • Size

    23KB

  • Sample

    240417-gv2ctsff35

  • MD5

    eef725304b796ed42e6b33915948a110

  • SHA1

    0f76177579a5348d2ce3c8ef2830ff7e6cd5c6a0

  • SHA256

    422a692ad2161387188bf81b0c39bc420b08c42f3c6481aa78b8f972696d9f45

  • SHA512

    70fb1dad949c176a5c34bd5112ab71ddcf48fe7fd1078123e305d1f3b5c590967c9ad4505394f40cfc3d4e5d47ed96edcc756297111db7583d080d6bb37a9bb1

  • SSDEEP

    384:OlrTrx6hQRf79BBkYUC0TFbj1YLoiqbVkYFB:crTrx6ho77BkY4bpEqb+YFB

Malware Config

Extracted

Path

C:\Users\Admin\Documents\READMEEEEE.txt

Family

chaos

Ransom Note
----> Chaos is multi language ransomware. Translate your note to any language <---- All of your files have been encrypted Your computer was infected with a ransomware virus. Your files have been encrypted and you won't be able to decrypt them without our help.What can I do to get my files back?You can buy our special decryption software, this software will allow you to recover all of your data and remove the ransomware from your computer.The price for the software is $1,500. Payment can be made in Bitcoin only. How do I pay, where do I get Bitcoin? Purchasing Bitcoin varies from country to country, you are best advised to do a quick google search yourself to find out how to buy Bitcoin. Many of our customers have reported these sites to be fast and reliable: Coinmama - hxxps://www.coinmama.com Bitpanda - hxxps://www.bitpanda.com Payment informationAmount: 0.1473766 BTC Bitcoin Address: <insert_your_address>

Targets

    • Target

      2024-04-17_eef725304b796ed42e6b33915948a110_chaos_destroyer_wannacry

    • Size

      23KB

    • MD5

      eef725304b796ed42e6b33915948a110

    • SHA1

      0f76177579a5348d2ce3c8ef2830ff7e6cd5c6a0

    • SHA256

      422a692ad2161387188bf81b0c39bc420b08c42f3c6481aa78b8f972696d9f45

    • SHA512

      70fb1dad949c176a5c34bd5112ab71ddcf48fe7fd1078123e305d1f3b5c590967c9ad4505394f40cfc3d4e5d47ed96edcc756297111db7583d080d6bb37a9bb1

    • SSDEEP

      384:OlrTrx6hQRf79BBkYUC0TFbj1YLoiqbVkYFB:crTrx6ho77BkY4bpEqb+YFB

    • Chaos

      Ransomware family first seen in June 2021.

    • Detects command variations typically used by ransomware

    • Renames multiple (193) files with added filename extension

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

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops startup file

    • Executes dropped EXE

    • Reads user/profile data of web browsers

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

    • Drops desktop.ini file(s)

MITRE ATT&CK Matrix ATT&CK v13

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

1
T1005

Tasks