Overview

overview

10

Static

static

3

3a965754e2...18.exe

windows7-x64

10

3a965754e2...18.exe

windows10-2004-x64

3

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General

  • Target

    3a965754e28255e17381331c733a5062_JaffaCakes118

  • Size

    740KB

  • Sample

    241012-r5s5bawbkf

  • MD5

    3a965754e28255e17381331c733a5062

  • SHA1

    e33bf2c153528e3ee8a5e5b868062b1b8b455987

  • SHA256

    f842d68c4fc549af6ee798769fc0e2eaf3f50f2207d7aadd86b11c1826ef31d6

  • SHA512

    ec8e7a3670ed21fc6892ca50268f2e343c7eaa6cc33852753c4924e40b1d1bb69a2657732da12f30ac859535b6696b5c3925636fbc6389257eb478179fd3f98f

  • SSDEEP

    6144:K7DUbXf3vrcaqKahsEmtkjIjc2x7bxFVApzL2HcihJ+zzaSfAI0Th5mB/WXPD5Qm:K7gbXf3vriQ7lbypPA9h4XaSfhVo6fv

Score
10/10
isrstealercollectiondiscoveryspywarestealertrojanupx

Malware Config

Targets

    • Target

      3a965754e28255e17381331c733a5062_JaffaCakes118

    • Size

      740KB

    • MD5

      3a965754e28255e17381331c733a5062

    • SHA1

      e33bf2c153528e3ee8a5e5b868062b1b8b455987

    • SHA256

      f842d68c4fc549af6ee798769fc0e2eaf3f50f2207d7aadd86b11c1826ef31d6

    • SHA512

      ec8e7a3670ed21fc6892ca50268f2e343c7eaa6cc33852753c4924e40b1d1bb69a2657732da12f30ac859535b6696b5c3925636fbc6389257eb478179fd3f98f

    • SSDEEP

      6144:K7DUbXf3vrcaqKahsEmtkjIjc2x7bxFVApzL2HcihJ+zzaSfAI0Th5mB/WXPD5Qm:K7gbXf3vriQ7lbypPA9h4XaSfhVo6fv

    Score
    10/10
    isrstealercollectiondiscoveryspywarestealertrojanupx

    • ISR Stealer

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

      trojanstealerisrstealer

    • ISR Stealer payload

    • Detected Nirsoft tools

      Free utilities often used by attackers which can steal passwords, product keys, etc.

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • Executes dropped EXE

    • 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

    • UPX packed file

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

      upx
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks