Overview

overview

10

Static

static

d65b080ac1...a1.rtf

windows7_x64

10

Sharing

Copy URL Twitter E-mail

General

  • Target
    d65b080ac152dbe0abb7ab5f57396b36c7e0d3942fd4aea4820bf99ca1f034a1.rtf
  • Size 581KB
  • Sample220402-mractsecd6
  • SHA256 d65b080ac152dbe0abb7ab5f57396b36c7e0d3942fd4aea4820bf99ca1f034a1
  • MD5 SHA1 SHA512
Score
10/10
isrstealercollectionspywarestealertrojanupx

Malware Config

Targets

    • Target
      d65b080ac152dbe0abb7ab5f57396b36c7e0d3942fd4aea4820bf99ca1f034a1.rtf
    • Size 581KB
    • SHA256 d65b080ac152dbe0abb7ab5f57396b36c7e0d3942fd4aea4820bf99ca1f034a1
    • MD5 SHA1 SHA512
    Score
    10/10
    isrstealercollectionspywarestealertrojanupx

    • ISR Stealer

      ISR Stealer is a modified version of Hackhound Stealer written in visual basic.

      trojanstealerisrstealer

    • ISR Stealer Payload

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • Nirsoft

    • Executes dropped EXE

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Accesses Microsoft Outlook accounts

      collection

    • Suspicious use of SetThreadContext

    behavioral1

MITRE ATT&CK Enterprise v6

Tasks