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Overview

overview

10

Static

static

3

JaffaCakes...51.exe

windows7-x64

10

JaffaCakes...51.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    JaffaCakes118_79818dfcc89bc05c035a7733b132a151

  • Size

    827KB

  • Sample

    250316-j4zxgayry6

  • MD5

    79818dfcc89bc05c035a7733b132a151

  • SHA1

    0c929416597cee0bda7826f1d118e183f19b13e8

  • SHA256

    4e5ca634aa01e8d36a453e351c0c15a9336454dc8ab9c2131d2fa70a2568de30

  • SHA512

    b3ac16ff92eec0d0d478587c23a5086234fb025eea7ad167ab42ca705bb56e780a5d8359dfeed5ea0314fd25f853c7355e104d1db160f139b1e9e7a4272a1b78

  • SSDEEP

    12288:StLt4absMaoEM4eKHsSlZdcHAf4aQ0icP+S2XDhCR6i/lCmf7T:o4abRTEpzQaIc2SEh5iomf7T

Score
10/10
isrstealerdiscoveryspywarestealertrojanupx

Malware Config

Targets

    • Target

      JaffaCakes118_79818dfcc89bc05c035a7733b132a151

    • Size

      827KB

    • MD5

      79818dfcc89bc05c035a7733b132a151

    • SHA1

      0c929416597cee0bda7826f1d118e183f19b13e8

    • SHA256

      4e5ca634aa01e8d36a453e351c0c15a9336454dc8ab9c2131d2fa70a2568de30

    • SHA512

      b3ac16ff92eec0d0d478587c23a5086234fb025eea7ad167ab42ca705bb56e780a5d8359dfeed5ea0314fd25f853c7355e104d1db160f139b1e9e7a4272a1b78

    • SSDEEP

      12288:StLt4absMaoEM4eKHsSlZdcHAf4aQ0icP+S2XDhCR6i/lCmf7T:o4abRTEpzQaIc2SEh5iomf7T

    Score
    10/10
    isrstealerdiscoveryspywarestealertrojanupx

    • ISR Stealer

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

      trojanstealerisrstealer

    • ISR Stealer payload

    • Isrstealer family

      isrstealer

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • 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

    • 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