Overview

overview

10

Static

static

4d9e8df04a...07.exe

windows7-x64

10

4d9e8df04a...07.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    4d9e8df04a11f124a839d4c3e59eeba7302e9c26e06b31dd561eb446ae267a07

  • Size

    358KB

  • Sample

    221106-kw6kqacge5

  • MD5

    5709c6a4da3cea082e45480ce2f97a60

  • SHA1

    6d8eed5918879e75ff3e3e80dd4f5dc87ac14355

  • SHA256

    4d9e8df04a11f124a839d4c3e59eeba7302e9c26e06b31dd561eb446ae267a07

  • SHA512

    5ab1ae6b66ca7e5fb6cf11037e27d8b1b7f00bbd0f96ca6827116714429314c7435a64a65efb6f85cf6198198d52559c621485c284249fb8cf082639c5f252b5

  • SSDEEP

    6144:XABPDbnTXGxIBtPr+wKVa10gJDfIiFIULcnw5KrTsioFaj0uCDHphVmMjX58:XABPDbTXGxIBZSwb1ZfZsrToF00uCDN5

Score
10/10
isrstealercollectionspywarestealertrojanupx

Malware Config

Targets

    • Target

      4d9e8df04a11f124a839d4c3e59eeba7302e9c26e06b31dd561eb446ae267a07

    • Size

      358KB

    • MD5

      5709c6a4da3cea082e45480ce2f97a60

    • SHA1

      6d8eed5918879e75ff3e3e80dd4f5dc87ac14355

    • SHA256

      4d9e8df04a11f124a839d4c3e59eeba7302e9c26e06b31dd561eb446ae267a07

    • SHA512

      5ab1ae6b66ca7e5fb6cf11037e27d8b1b7f00bbd0f96ca6827116714429314c7435a64a65efb6f85cf6198198d52559c621485c284249fb8cf082639c5f252b5

    • SSDEEP

      6144:XABPDbnTXGxIBtPr+wKVa10gJDfIiFIULcnw5KrTsioFaj0uCDHphVmMjX58:XABPDbTXGxIBZSwb1ZfZsrToF00uCDN5

    Score
    10/10
    isrstealercollectionspywarestealertrojanupx

    • ISR Stealer

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

      trojanstealerisrstealer

    • ISR Stealer payload

    • 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

    • Checks computer location settings

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

    • 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

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks