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Analysis

  • max time kernel
    195s
  • max time network
    298s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    11/07/2024, 22:41

General

  • Target

    da68eede5f489072a8f0e34579d75ccefa0adefa2363cb6a2923c09f3f3d2b0b.exe

  • Size

    2.4MB

  • MD5

    1b1117aacb221e675092b3328bdbe8bc

  • SHA1

    8c68aeede370fe98c1d60066e039e7e0f70e0df8

  • SHA256

    da68eede5f489072a8f0e34579d75ccefa0adefa2363cb6a2923c09f3f3d2b0b

  • SHA512

    1ef104a90c7e9eba6f0a3d16ac2f8a31129374f055fee80296d5c8cee24c7ec6aaa949dc2093ba5a10a11a9a5f0fccd0b2eb3c1ed7b60b01ceb37a888255142a

  • SSDEEP

    49152:gvCW+BOth3h/J2rd4Ni8cbFUbooHw/p7OiGvORwkfZQe19o:gazqx/8rdsi8UFUMoQwDeFw

Malware Config

Extracted

Family

stealc

Botnet

hate

C2

http://85.28.47.30

Attributes
  • url_path

    /920475a59bac849d.php

Signatures

  • Stealc

    Stealc is an infostealer written in C++.

  • Downloads MZ/PE file
  • Loads dropped DLL 2 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

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

  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\da68eede5f489072a8f0e34579d75ccefa0adefa2363cb6a2923c09f3f3d2b0b.exe
    "C:\Users\Admin\AppData\Local\Temp\da68eede5f489072a8f0e34579d75ccefa0adefa2363cb6a2923c09f3f3d2b0b.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3508
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\CAEHCFCBKK.exe"
      2⤵
        PID:4776
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\IIEBAFCBKF.exe"
        2⤵
        • Suspicious use of SetWindowsHookEx
        PID:1852

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\CAEHCFCBKK.exe

      Filesize

      162B

      MD5

      1b7c22a214949975556626d7217e9a39

      SHA1

      d01c97e2944166ed23e47e4a62ff471ab8fa031f

      SHA256

      340c8464c2007ce3f80682e15dfafa4180b641d53c14201b929906b7b0284d87

      SHA512

      ba64847cf1d4157d50abe4f4a1e5c1996fe387c5808e2f758c7fb3213bfefe1f3712d343f0c30a16819749840954654a70611d2250fd0f7b032429db7afd2cc5

    • \ProgramData\mozglue.dll

      Filesize

      593KB

      MD5

      c8fd9be83bc728cc04beffafc2907fe9

      SHA1

      95ab9f701e0024cedfbd312bcfe4e726744c4f2e

      SHA256

      ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

      SHA512

      fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

    • \ProgramData\nss3.dll

      Filesize

      2.0MB

      MD5

      1cc453cdf74f31e4d913ff9c10acdde2

      SHA1

      6e85eae544d6e965f15fa5c39700fa7202f3aafe

      SHA256

      ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

      SHA512

      dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

    • memory/3508-0-0x0000000000F60000-0x0000000001B5A000-memory.dmp

      Filesize

      12.0MB

    • memory/3508-1-0x000000007F2C0000-0x000000007F691000-memory.dmp

      Filesize

      3.8MB

    • memory/3508-2-0x0000000061E00000-0x0000000061EF3000-memory.dmp

      Filesize

      972KB

    • memory/3508-63-0x0000000000F60000-0x0000000001B5A000-memory.dmp

      Filesize

      12.0MB