Analysis

  • max time kernel
    134s
  • max time network
    35s
  • platform
    windows7_x64
  • resource
    win7v200430
  • submitted
    11-06-2020 07:42

General

  • Target

    00b2679e73e28343fd153df9858bc910.exe

  • Size

    715KB

  • MD5

    00b2679e73e28343fd153df9858bc910

  • SHA1

    f27390cdca4afea0ffeda89f117931858e7f5a7f

  • SHA256

    6396ea2ef48aa3d3a61fb2e1ca50ac3711c376ec2b67dbaf64eeba49f5dfa9df

  • SHA512

    35b06555bd088bdcdd13f3377832073ebdae9053fe8a640c41470560da1f093abe65d6cfc4cfce30a9af708a8926ea646c801b6c155d0517e612f807472a7261

Score
10/10

Malware Config

Extracted

Path

C:\program files\7-zip\lang\!!FAQ for Decryption!!.txt

Ransom Note
Good day. All your files are encrypted. For decryption contact us. Write here mrddnet_support@protonmail.ch We also inform that your databases, ftp server and file server were downloaded by us to our servers. * Do not rename encrypted files. * Do not try to decrypt your data using third party software, it may cause permanent data loss.
Emails

mrddnet_support@protonmail.ch

Signatures

  • Suspicious use of SetThreadContext 1 IoCs
  • Deletes itself 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Drops file in Program Files directory 5605 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\00b2679e73e28343fd153df9858bc910.exe
    "C:\Users\Admin\AppData\Local\Temp\00b2679e73e28343fd153df9858bc910.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1056
    • C:\Windows\SysWOW64\svchost.exe
      C:\Windows\System32\svchost.exe
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Drops file in Program Files directory
      PID:900
    • C:\Windows\SysWOW64\cmd.exe
      /c del C:\Users\Admin\AppData\Local\Temp\00b2679e73e28343fd153df9858bc910.exe >> NUL
      2⤵
      • Deletes itself
      PID:1312

Network

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

1
T1081

Collection

Data from Local System

1
T1005

Replay Monitor

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Downloads

  • memory/900-0-0x0000000000400000-0x000000000048D000-memory.dmp
    Filesize

    564KB

  • memory/900-1-0x0000000000400000-0x000000000048D000-memory.dmp
    Filesize

    564KB