General

  • Target
    SETUP.zip
  • Size 10.6MB
  • Sample251011-lppt3aek6s
  • SHA256 f0eeb4b9c92ccd660f87c69afb58259a11d53fe7bbb25f1ea9ee168388479589
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • hijackloader

Attributes
  • directory

    %APPDATA%\grpc_shell_net8

  • inject_dll

    %windir%\SysWOW64\rasapi32.dll

xor.hex

Extracted

Language
  • ps1

Deobfuscated
Source
URLs
  • ps1.dropper

    http://87.120.219.26/mix2pgYCDbF4pdNYtz

Extracted

Family
  • acrstealer

Attributes
  • ddrs

    detect-remediate.cloud.malwarebytes.com

Extracted

Family
  • amadey

Version
  • 5.64

Botnet
  • 827ad8

C2
  • http://mi.limpingbronco.com

Attributes
  • install_dir

    13e64f3440

  • install_file

    Vgkbbtrtj.exe

  • strings_key

    cce2d7028ce9989f6441655c223a8757

  • url_paths

    /kaWt2QXfpPueNM/index.php

rc4.plain

Targets

    • Target
      Setup.exe
    • Size 119KB
    • SHA256 daef1f11e3ef895923191a21bb1d9e4652a0568aa2651c97033ab9d3be9ddb10
    • MD5 SHA1 SHA512 SSDEEP
    • ACR stealer,GrMsk

      ACR stealer (aka GrMsk stealer) is an infostealer written in C++.

    • Acrstealer family

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • Amadey family

    • Detects Amadey x86-bit Payload

    • Badlisted process makes network request

      Network request originating from process or tool commonly abused by malware.

    • Reads user/profile data of local email clients

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

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v16

Tasks