Overview

overview

10

Static

static

3

Employee P...rt.exe

windows7-x64

10

Employee P...rt.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

    24022025_1626_24022025_Employee Performance Report.rar

  • Size

    534KB

  • Sample

    250224-txkt3sskw9

  • MD5

    db5f298b3cc844f1e3fcfec8fe33e593

  • SHA1

    b7a550e2ae8167bf463e16a3e0a3ccff9e465611

  • SHA256

    423365fc831493c0300ddcb2260f1b1bee5f18bc63d5687314caf0ddefa5364e

  • SHA512

    6e823e435d3ee869ad257e9288c3c0d3d25813be8acef4132f97c4e6e2e5f08f69827ed6e55fb9042610a3f33c731ff3cc6c9dc0f078d781c69b741f0efe45dd

  • SSDEEP

    12288:LLuNUd2uIeY8lyIvHefrXOZpQB11J/PU2cjIKS:2ed2uIeXHCrXCpw11J/8VS

Score
10/10
guloaderdiscoverydownloader

Malware Config

Targets

    • Target

      Employee Performance Report.exe

    • Size

      603KB

    • MD5

      1da8315a94f0b1d6ea869d4547ad85ea

    • SHA1

      7990c6e02172f81cbd171ac66f5f61fc0e23d696

    • SHA256

      226beb95ef900ee4bd47d0a20f69d8f83cf3f76ebe397b1fa21863e71fd8f29f

    • SHA512

      724914b2b297d4591ca56e6c4f582d4580e06e7bb9d8c213720d3a46d36714cbe43cd25521a87f72049d803b2272fd1749812ac4ecdba439c0adade0764ca65b

    • SSDEEP

      12288:5UVC9GIaG5ez1SjybpA3K6af5C0FwoZNqF9AUiDeDx3E:KVzK5ez10ya3qfLwo2qDeDB

    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