Overview

overview

8

Static

static

7

58f9600be1...64.exe

windows7-x64

8

58f9600be1...64.exe

windows10-2004-x64

8

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General

  • Target

    58f9600be17409013e538296cfa6ae26d25bbf5b255be827bc03aad5f9e38664

  • Size

    1.9MB

  • Sample

    231107-tjaf7ada52

  • MD5

    20ec40cf51b72055a91e2233f901b82c

  • SHA1

    d995f6af37a28ce912c2cdec74c8419fb22f9962

  • SHA256

    58f9600be17409013e538296cfa6ae26d25bbf5b255be827bc03aad5f9e38664

  • SHA512

    212afde272dd61b9f0ed78e18c818dbdd6c8bf8b8f149f342f69e20eaeb84a7c007b0819cfca51d83a250496d1883e86a0aee6516fd43c14445f4f94321cbad9

  • SSDEEP

    49152:ozXeC3Q1XEEAQ55PAyNpmm4GUb66bjtzcqJ/JyGbzQ6:YtQ10EP55PAyl4bb6cthRyGY6

Score
8/10
bootkitpersistenceupx

Malware Config

Targets

    • Target

      58f9600be17409013e538296cfa6ae26d25bbf5b255be827bc03aad5f9e38664

    • Size

      1.9MB

    • MD5

      20ec40cf51b72055a91e2233f901b82c

    • SHA1

      d995f6af37a28ce912c2cdec74c8419fb22f9962

    • SHA256

      58f9600be17409013e538296cfa6ae26d25bbf5b255be827bc03aad5f9e38664

    • SHA512

      212afde272dd61b9f0ed78e18c818dbdd6c8bf8b8f149f342f69e20eaeb84a7c007b0819cfca51d83a250496d1883e86a0aee6516fd43c14445f4f94321cbad9

    • SSDEEP

      49152:ozXeC3Q1XEEAQ55PAyNpmm4GUb66bjtzcqJ/JyGbzQ6:YtQ10EP55PAyl4bb6cthRyGY6

    Score
    8/10
    bootkitpersistenceupx

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

    • 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
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks