Overview

overview

10

Static

static

3

Payroll List_pdf.exe

windows7-x64

10

Payroll List_pdf.exe

windows10-2004-x64

10

$PLUGINSDI...em.dll

windows7-x64

3

$PLUGINSDI...em.dll

windows10-2004-x64

3

Sharing

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General

  • Target

    Payroll List_pdf.exe

  • Size

    610KB

  • Sample

    250224-qb7j6stny4

  • MD5

    b0e2a6d88d1623907c64749a65a2ee32

  • SHA1

    37875ea45c249888200062da03036e838aa95d7b

  • SHA256

    0f1f12a6a94145ece83cc92eda1d01b1b79bb03e17bc535288fc1c94b08a5f4a

  • SHA512

    20252a1842e275d8b4931c3ce28d4bd4b0ec52b99a63c4355a90301863c74987d5b3a50b119cc7956ebd63e2b777631bbe4eea07674f1d3da59e3ea6fffbd7d8

  • SSDEEP

    12288:5UVC9GIaG5ez1uNnuJ5Zbr4wi9ptkHDF9AUiDeDx3E:KVzK5ez1IuJ5FrTOsjqDeDB

Score
10/10
guloaderdiscoverydownloader

Malware Config

Targets

    • Target

      Payroll List_pdf.exe

    • Size

      610KB

    • MD5

      b0e2a6d88d1623907c64749a65a2ee32

    • SHA1

      37875ea45c249888200062da03036e838aa95d7b

    • SHA256

      0f1f12a6a94145ece83cc92eda1d01b1b79bb03e17bc535288fc1c94b08a5f4a

    • SHA512

      20252a1842e275d8b4931c3ce28d4bd4b0ec52b99a63c4355a90301863c74987d5b3a50b119cc7956ebd63e2b777631bbe4eea07674f1d3da59e3ea6fffbd7d8

    • SSDEEP

      12288:5UVC9GIaG5ez1uNnuJ5Zbr4wi9ptkHDF9AUiDeDx3E:KVzK5ez1IuJ5FrTOsjqDeDB

    Score
    10/10
    guloaderdiscoverydownloader

    • Guloader family

      guloader

    • Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

      downloaderguloader

    • Loads dropped DLL

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral1behavioral2

    • Target

      $PLUGINSDIR/System.dll

    • Size

      11KB

    • MD5

      2ae993a2ffec0c137eb51c8832691bcb

    • SHA1

      98e0b37b7c14890f8a599f35678af5e9435906e1

    • SHA256

      681382f3134de5c6272a49dd13651c8c201b89c247b471191496e7335702fa59

    • SHA512

      2501371eb09c01746119305ba080f3b8c41e64535ff09cee4f51322530366d0bd5322ea5290a466356598027e6cda8ab360caef62dcaf560d630742e2dd9bcd9

    • SSDEEP

      192:vPtkumJX7zB22kGwfy0mtVgkCPOsE1un:k702k5qpdsEQn

    Score
    3/10
    discovery
    behavioral3behavioral4

MITRE ATT&CK Enterprise v15

Tasks