Overview

overview

10

Static

static

10

BLITZ/Executor.exe

windows7-x64

7

BLITZ/Executor.exe

windows10-2004-x64

9

BLITZ/Loader.exe

windows7-x64

7

BLITZ/Loader.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    Blitz_Executor.rar

  • Size

    146.8MB

  • Sample

    240417-r1g69acd72

  • MD5

    a9c83b5935149f37107089d2ec9a9f28

  • SHA1

    b677ba484bb60dfbcd741994cc29e9dd0b21462f

  • SHA256

    52fd1376991ae2415d07781fc28580e64f61db8631a36a4c1f81579a9fd80d69

  • SHA512

    bdfb858dbaba4195644b7dabf649c2f494eec39f4fc99b60bb4dabf8ba5f67ac277a3daddf26c083aab54a3123a42a9eebd8f1e5bcba966fae3cf5cf7d07b4bd

  • SSDEEP

    3145728:i6Z0IxJaH2kea6N7kEPRWrI6q96Z0IxJaH2kea6N7kEPRWrI6qJ:i66ykeTDWVq966ykeTDWVqJ

Score
10/10
pysilonevasionpersistencepyinstallerupx

Malware Config

Targets

    • Target

      BLITZ/Executor.exe

    • Size

      76.4MB

    • MD5

      a0bcca58f1f2ac26f61a98e7e39e4ac7

    • SHA1

      0b52c6739146dceee2bdf84dae2d623f40af38fa

    • SHA256

      481a3e433855191796275af97985d0b68ba0802bb902aacd4c45c511ae671565

    • SHA512

      fbd99ea610f1c1c31699a53155fa1ee13a518eb5737be559f09a44c3c757c0d93eb8afa26cf533ef22a954e12e690fbef2139ee24b8de8dca18e5a5364c428eb

    • SSDEEP

      1572864:bviEZjTAWSk8IpG7V+VPhqQdSsE7mjxziYweyJulZUdgl0WVojPm11qZ9U3:bvZZgWSkB05awkSwtspuB0cM39U

    Score
    9/10
    upxevasionpersistence

    • Enumerates VirtualBox DLL files

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

      evasion

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

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

      upx

    • Adds Run key to start application

      persistence

    • Legitimate hosting services abused for malware hosting/C2

    behavioral1behavioral2

    • Target

      BLITZ/Loader.exe

    • Size

      76.4MB

    • MD5

      a0bcca58f1f2ac26f61a98e7e39e4ac7

    • SHA1

      0b52c6739146dceee2bdf84dae2d623f40af38fa

    • SHA256

      481a3e433855191796275af97985d0b68ba0802bb902aacd4c45c511ae671565

    • SHA512

      fbd99ea610f1c1c31699a53155fa1ee13a518eb5737be559f09a44c3c757c0d93eb8afa26cf533ef22a954e12e690fbef2139ee24b8de8dca18e5a5364c428eb

    • SSDEEP

      1572864:bviEZjTAWSk8IpG7V+VPhqQdSsE7mjxziYweyJulZUdgl0WVojPm11qZ9U3:bvZZgWSkB05awkSwtspuB0cM39U

    Score
    9/10
    upxevasionpersistence

    • Enumerates VirtualBox DLL files

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

      evasion

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

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

      upx

    • Adds Run key to start application

      persistence

    • Legitimate hosting services abused for malware hosting/C2

    behavioral3behavioral4

MITRE ATT&CK Enterprise v15

Tasks