Overview

overview

10

Static

static

b52baa7b10...c7.exe

windows7-x64

10

b52baa7b10...c7.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    b52baa7b106317424db10866c73042bf47ddeb81cc389c3b8ea294d5175cd1c7

  • Size

    355KB

  • Sample

    221122-wsfqnsfh3z

  • MD5

    93994ce2cdb48ea1970c2107c1e68af8

  • SHA1

    ebf583e090f8eab34cfd7e56d2852e0083e59040

  • SHA256

    b52baa7b106317424db10866c73042bf47ddeb81cc389c3b8ea294d5175cd1c7

  • SHA512

    8e29a4ad24b9c999835dd8ba906ce6ffb60a4422a33d1ab2535ae4edc3eb1101ab8767e48ee728f68e63a2b34c82a1c455bf58cc247bcdf2e611939ecdc9411b

  • SSDEEP

    6144:vYGsqnJ+2i9XvCMOd3HpEURdQqY+Bk+Ye+Y6HtQLmRA3o01phAGBtHO0vWhV:JFnJbihvCMOdJEUvQqpRGtGmRA3o01hi

Score
10/10
isrstealercollectionpersistencespywarestealertrojanupx

Malware Config

Targets

    • Target

      b52baa7b106317424db10866c73042bf47ddeb81cc389c3b8ea294d5175cd1c7

    • Size

      355KB

    • MD5

      93994ce2cdb48ea1970c2107c1e68af8

    • SHA1

      ebf583e090f8eab34cfd7e56d2852e0083e59040

    • SHA256

      b52baa7b106317424db10866c73042bf47ddeb81cc389c3b8ea294d5175cd1c7

    • SHA512

      8e29a4ad24b9c999835dd8ba906ce6ffb60a4422a33d1ab2535ae4edc3eb1101ab8767e48ee728f68e63a2b34c82a1c455bf58cc247bcdf2e611939ecdc9411b

    • SSDEEP

      6144:vYGsqnJ+2i9XvCMOd3HpEURdQqY+Bk+Ye+Y6HtQLmRA3o01phAGBtHO0vWhV:JFnJbihvCMOdJEUvQqpRGtGmRA3o01hi

    Score
    10/10
    isrstealerpersistencestealertrojancollectionspywareupx

    • 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

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks