Resubmissions

24/10/2023, 21:15

231024-z3wresaa34 10

Analysis

  • max time kernel
    151s
  • max time network
    128s
  • platform
    windows7_x64
  • resource
    win7-20231023-en
  • resource tags

    arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
  • submitted
    24/10/2023, 21:15

General

  • Target

    i4D5zW6J\analistcs.exe

  • Size

    2.0MB

  • MD5

    db67e9196605d61d8278e5278777c71f

  • SHA1

    6fe39b3ace96505269745ed2b81975abb5aea647

  • SHA256

    9b5f85fb164d177a24a521df6a9515f1dfb502d1b83581d37dae8ac3f1ad9010

  • SHA512

    d2a77d6c1c7771e714f5a19db82823a8a4dd0f0402aca0751d17e7b4d66219049aa33eab3f3841de251f7393f0d01e3c7664ef0aa17f5593ba0f569d2bfe7022

  • SSDEEP

    24576:4CtqIkZmZI+NFCwGYt7hGxhZxGv/Ai3DRqz1ZALpqfWmA6Nt7CaG0lCfXCwyMlna:XrZjGYoM3qc3P3gRQTXT6Fdsbs7k+

Malware Config

Signatures

  • Detects Grandoreiro payload 9 IoCs
  • Grandoreiro

    Part of a group of banking trojans, targeting Spanish and Portuguese speaking countries.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\i4D5zW6J\analistcs.exe
    "C:\Users\Admin\AppData\Local\Temp\i4D5zW6J\analistcs.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    PID:2228

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2228-0-0x0000000000620000-0x0000000001620000-memory.dmp

    Filesize

    16.0MB

  • memory/2228-1-0x0000000000400000-0x0000000000612000-memory.dmp

    Filesize

    2.1MB

  • memory/2228-2-0x0000000000620000-0x0000000001620000-memory.dmp

    Filesize

    16.0MB

  • memory/2228-3-0x0000000015210000-0x00000000152C8000-memory.dmp

    Filesize

    736KB

  • memory/2228-4-0x0000000000400000-0x0000000000612000-memory.dmp

    Filesize

    2.1MB

  • memory/2228-5-0x0000000000620000-0x0000000001620000-memory.dmp

    Filesize

    16.0MB

  • memory/2228-6-0x0000000015210000-0x00000000152C8000-memory.dmp

    Filesize

    736KB

  • memory/2228-11-0x0000000000620000-0x0000000001620000-memory.dmp

    Filesize

    16.0MB

  • memory/2228-13-0x00000000173D0000-0x00000000173D1000-memory.dmp

    Filesize

    4KB

  • memory/2228-19-0x00000000173D0000-0x00000000173D1000-memory.dmp

    Filesize

    4KB

  • memory/2228-20-0x00000000173E0000-0x00000000173E1000-memory.dmp

    Filesize

    4KB

  • memory/2228-21-0x0000000017870000-0x0000000017871000-memory.dmp

    Filesize

    4KB

  • memory/2228-22-0x00000000001C0000-0x00000000001C1000-memory.dmp

    Filesize

    4KB

  • memory/2228-23-0x0000000000400000-0x0000000000612000-memory.dmp

    Filesize

    2.1MB

  • memory/2228-24-0x0000000000620000-0x0000000001620000-memory.dmp

    Filesize

    16.0MB

  • memory/2228-26-0x0000000017870000-0x0000000017871000-memory.dmp

    Filesize

    4KB

  • memory/2228-25-0x0000000015210000-0x00000000152C8000-memory.dmp

    Filesize

    736KB

  • memory/2228-27-0x00000000001C0000-0x00000000001C1000-memory.dmp

    Filesize

    4KB

  • memory/2228-32-0x0000000000620000-0x0000000001620000-memory.dmp

    Filesize

    16.0MB

  • memory/2228-34-0x0000000000400000-0x0000000000612000-memory.dmp

    Filesize

    2.1MB

  • memory/2228-38-0x0000000000620000-0x0000000001620000-memory.dmp

    Filesize

    16.0MB

  • memory/2228-44-0x0000000000620000-0x0000000001620000-memory.dmp

    Filesize

    16.0MB

  • memory/2228-47-0x0000000000620000-0x0000000001620000-memory.dmp

    Filesize

    16.0MB

  • memory/2228-49-0x0000000000400000-0x0000000000612000-memory.dmp

    Filesize

    2.1MB