Analysis

  • max time kernel
    96s
  • max time network
    99s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    02-10-2021 04:03

General

  • Target

    af37877133e6e656c670126e562f53e50be8867239e7e.exe

  • Size

    545KB

  • MD5

    3e25cafa3b47c32f989078772a9e7a55

  • SHA1

    c2c9d899b5880d1203caf46ca9fb79f03adc3fdc

  • SHA256

    af37877133e6e656c670126e562f53e50be8867239e7e0b2beb88072ec6ea76e

  • SHA512

    4eb505e731d0cf7c36889f8f29d053a660e3329a5a3e10e0b558306be89316cf893fd006b19b0975310b8f933af60ad1ff0e1429eb5940979b4c70f5a7ecdc7f

Malware Config

Extracted

Family

raccoon

Version

1.8.2

Botnet

1ec902112b48b86eaf116e67218e531d05852427

Attributes
  • url4cnc

    http://teletop.top/papatikmikr0

    http://teleta.top/papatikmikr0

    https://t.me/papatikmikr0

rc4.plain
rc4.plain

Signatures

  • Raccoon

    Simple but powerful infostealer which was very active in 2019.

  • Downloads MZ/PE file
  • Loads dropped DLL 6 IoCs
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Accesses Microsoft Outlook profiles 1 TTPs 8 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Delays execution with timeout.exe 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\af37877133e6e656c670126e562f53e50be8867239e7e.exe
    "C:\Users\Admin\AppData\Local\Temp\af37877133e6e656c670126e562f53e50be8867239e7e.exe"
    1⤵
    • Loads dropped DLL
    • Accesses Microsoft Outlook accounts
    • Accesses Microsoft Outlook profiles
    • Suspicious use of WriteProcessMemory
    • outlook_office_path
    • outlook_win_path
    PID:656
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /C timeout /T 10 /NOBREAK > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\af37877133e6e656c670126e562f53e50be8867239e7e.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1300
      • C:\Windows\SysWOW64\timeout.exe
        timeout /T 10 /NOBREAK
        3⤵
        • Delays execution with timeout.exe
        PID:1524

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/656-114-0x00000000005F0000-0x000000000073A000-memory.dmp

    Filesize

    1.3MB

  • memory/656-115-0x0000000000400000-0x0000000000495000-memory.dmp

    Filesize

    596KB