Overview

overview

10

Static

static

3

f6d2a096d2...87.exe

windows7-x64

f6d2a096d2...87.exe

windows10-2004-x64

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General

  • Target

    f6d2a096d2f84946c85ceba852d97989da318ad6bf12fb439d8db07018859887

  • Size

    2.7MB

  • Sample

    240911-1vxt7avfll

  • MD5

    b40871d23e2fa2f277540c332a4440be

  • SHA1

    d2f941a9bc8af6d622cb4ff333724dc381c9b736

  • SHA256

    f6d2a096d2f84946c85ceba852d97989da318ad6bf12fb439d8db07018859887

  • SHA512

    d3e00138c209436d47409da3af259de5c15205ccb28f32f4bb825544fced6814d368042b8986c927ed61fa1de8336f3b20be6efa898b8e0d83f189629b56f5d7

  • SSDEEP

    49152:/IDwxS03F7//+M+cXyxkKYDuayq2G1JdWcl/dXUONFjUE08B+UUPU8:Ayl3F7//+MfKYDuC2yPkO0GBOL

Score
10/10
shurkbootkitdiscoveryevasioninfostealerpersistenceransomwareupx

Malware Config

Targets

    • Target

      f6d2a096d2f84946c85ceba852d97989da318ad6bf12fb439d8db07018859887

    • Size

      2.7MB

    • MD5

      b40871d23e2fa2f277540c332a4440be

    • SHA1

      d2f941a9bc8af6d622cb4ff333724dc381c9b736

    • SHA256

      f6d2a096d2f84946c85ceba852d97989da318ad6bf12fb439d8db07018859887

    • SHA512

      d3e00138c209436d47409da3af259de5c15205ccb28f32f4bb825544fced6814d368042b8986c927ed61fa1de8336f3b20be6efa898b8e0d83f189629b56f5d7

    • SSDEEP

      49152:/IDwxS03F7//+M+cXyxkKYDuayq2G1JdWcl/dXUONFjUE08B+UUPU8:Ayl3F7//+MfKYDuC2yPkO0GBOL

    Score
    10/10
    shurkbootkitdiscoveryevasioninfostealerpersistenceransomwareupx

    • Shurk

      Shurk is an infostealer, written in C++ which appeared in 2021.

      infostealershurk

    • Disables RegEdit via registry modification

      evasion

    • Event Triggered Execution: Image File Execution Options Injection

      persistence

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

      evasion

    • ACProtect 1.3x - 1.4x DLL software

      Detects file using ACProtect software.

    • Loads dropped DLL

    • UPX packed file

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

      upx

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

      bootkitpersistence

    • Sets desktop wallpaper using registry

      ransomware
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks