Overview

overview

10

Static

static

3

Transferen...nk.exe

windows7-x64

7

Transferen...nk.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
    08052024_0403_06052024_Transferencia-Caixa Bank.rar
  • Size 577KB
  • Sample240508-emtxnscc84
  • SHA256 1e50357fded875a8e7fdc8bc2237c28276031328ae0fc295ac9bad83a6bb3e19
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
guloaderdownloader

Malware Config

Targets

    • Target
      Transferencia-Caixa Bank.exe
    • Size 657KB
    • SHA256 fdc8fddeb50b8dd709e3580c0eac02613406602eff4ccbd2903722b7157ef30b
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    guloaderdownloader

    • Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

      downloaderguloader

    • Loads dropped DLL

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral1behavioral2
    • Target
      $PLUGINSDIR/System.dll
    • Size 11KB
    • SHA256 c2f405d7402f815d0c3fadd9a50f0bbbb1bab9aa38fe347823478a2587299448
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    behavioral3behavioral4

MITRE ATT&CK Enterprise v15

Tasks