Analysis

  • max time kernel
    136s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/05/2024, 01:05

General

  • Target

    Payment Advice Note.IMG.jpeg.exe

  • Size

    2.2MB

  • MD5

    33f757b5f43d5146225afe03caa5e767

  • SHA1

    eb8f927d3137f3a7ac6d2288d4b4ca35fd8786a4

  • SHA256

    169d7ce0d0f9c49e69087aa9a17f99362614d343a59cbc64a0ad114db38efea7

  • SHA512

    1bfd35e283bd47705e2c1fd6a87f8c8edb57d4632c53aa69faad0d0b4e500f64a222fab155ac1d1f22cbc8e40d2053fca75149967d80500b04c8ce80ad00c049

  • SSDEEP

    49152:7kW5SSCI796NCKT79OYmdliytPH704SC96DTrP2mEWCRgl85ETW:7D5PCoMNnT7tmdliytT04UrefRCMEq

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.id-net.fr
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    zhi33

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • Detect ZGRat V1 34 IoCs
  • ZGRat

    ZGRat is remote access trojan written in C#.

  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Payment Advice Note.IMG.jpeg.exe
    "C:\Users\Admin\AppData\Local\Temp\Payment Advice Note.IMG.jpeg.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1992
    • C:\Users\Admin\AppData\Local\Temp\Payment Advice Note.IMG.jpeg.exe
      "C:\Users\Admin\AppData\Local\Temp\Payment Advice Note.IMG.jpeg.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2008

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Payment Advice Note.IMG.jpeg.exe.log

          Filesize

          805B

          MD5

          4b74e933d78bd5e8fb1cc4653fb2133c

          SHA1

          f6e931eec700fa325bd40c3adc6f1c0eba806066

          SHA256

          fd99bed17853f5ad196ca6d4a62f5e2405fbdf5b98cbf45af8b7cef83e4bcec3

          SHA512

          b56ff89eff1a757a87dcb875206ae92d39ffdb5adf638600c21bc7c76ff4cc25502ae1060716488c7ed1641f8cdfad2a320443b7b4d9f09808eb86eb87f351ec

        • memory/1992-0-0x0000000074DDE000-0x0000000074DDF000-memory.dmp

          Filesize

          4KB

        • memory/1992-1-0x00000000006C0000-0x00000000008F8000-memory.dmp

          Filesize

          2.2MB

        • memory/1992-2-0x00000000052A0000-0x00000000054D0000-memory.dmp

          Filesize

          2.2MB

        • memory/1992-3-0x0000000005A80000-0x0000000006024000-memory.dmp

          Filesize

          5.6MB

        • memory/1992-4-0x00000000055C0000-0x0000000005652000-memory.dmp

          Filesize

          584KB

        • memory/1992-18-0x00000000052A0000-0x00000000054CA000-memory.dmp

          Filesize

          2.2MB

        • memory/1992-6-0x00000000052A0000-0x00000000054CA000-memory.dmp

          Filesize

          2.2MB

        • memory/1992-5-0x00000000052A0000-0x00000000054CA000-memory.dmp

          Filesize

          2.2MB

        • memory/1992-44-0x00000000052A0000-0x00000000054CA000-memory.dmp

          Filesize

          2.2MB

        • memory/1992-50-0x00000000052A0000-0x00000000054CA000-memory.dmp

          Filesize

          2.2MB

        • memory/1992-52-0x00000000052A0000-0x00000000054CA000-memory.dmp

          Filesize

          2.2MB

        • memory/1992-68-0x00000000052A0000-0x00000000054CA000-memory.dmp

          Filesize

          2.2MB

        • memory/1992-66-0x00000000052A0000-0x00000000054CA000-memory.dmp

          Filesize

          2.2MB

        • memory/1992-64-0x00000000052A0000-0x00000000054CA000-memory.dmp

          Filesize

          2.2MB

        • memory/1992-62-0x00000000052A0000-0x00000000054CA000-memory.dmp

          Filesize

          2.2MB

        • memory/1992-60-0x00000000052A0000-0x00000000054CA000-memory.dmp

          Filesize

          2.2MB

        • memory/1992-58-0x00000000052A0000-0x00000000054CA000-memory.dmp

          Filesize

          2.2MB

        • memory/1992-56-0x00000000052A0000-0x00000000054CA000-memory.dmp

          Filesize

          2.2MB

        • memory/1992-54-0x00000000052A0000-0x00000000054CA000-memory.dmp

          Filesize

          2.2MB

        • memory/1992-48-0x00000000052A0000-0x00000000054CA000-memory.dmp

          Filesize

          2.2MB

        • memory/1992-46-0x00000000052A0000-0x00000000054CA000-memory.dmp

          Filesize

          2.2MB

        • memory/1992-42-0x00000000052A0000-0x00000000054CA000-memory.dmp

          Filesize

          2.2MB

        • memory/1992-38-0x00000000052A0000-0x00000000054CA000-memory.dmp

          Filesize

          2.2MB

        • memory/1992-36-0x00000000052A0000-0x00000000054CA000-memory.dmp

          Filesize

          2.2MB

        • memory/1992-34-0x00000000052A0000-0x00000000054CA000-memory.dmp

          Filesize

          2.2MB

        • memory/1992-32-0x00000000052A0000-0x00000000054CA000-memory.dmp

          Filesize

          2.2MB

        • memory/1992-30-0x00000000052A0000-0x00000000054CA000-memory.dmp

          Filesize

          2.2MB

        • memory/1992-26-0x00000000052A0000-0x00000000054CA000-memory.dmp

          Filesize

          2.2MB

        • memory/1992-24-0x00000000052A0000-0x00000000054CA000-memory.dmp

          Filesize

          2.2MB

        • memory/1992-41-0x00000000052A0000-0x00000000054CA000-memory.dmp

          Filesize

          2.2MB

        • memory/1992-28-0x00000000052A0000-0x00000000054CA000-memory.dmp

          Filesize

          2.2MB

        • memory/1992-22-0x00000000052A0000-0x00000000054CA000-memory.dmp

          Filesize

          2.2MB

        • memory/1992-20-0x00000000052A0000-0x00000000054CA000-memory.dmp

          Filesize

          2.2MB

        • memory/1992-16-0x00000000052A0000-0x00000000054CA000-memory.dmp

          Filesize

          2.2MB

        • memory/1992-14-0x00000000052A0000-0x00000000054CA000-memory.dmp

          Filesize

          2.2MB

        • memory/1992-12-0x00000000052A0000-0x00000000054CA000-memory.dmp

          Filesize

          2.2MB

        • memory/1992-10-0x00000000052A0000-0x00000000054CA000-memory.dmp

          Filesize

          2.2MB

        • memory/1992-9-0x00000000052A0000-0x00000000054CA000-memory.dmp

          Filesize

          2.2MB

        • memory/1992-4885-0x0000000074DD0000-0x0000000075580000-memory.dmp

          Filesize

          7.7MB

        • memory/1992-4886-0x0000000005740000-0x00000000057AC000-memory.dmp

          Filesize

          432KB

        • memory/1992-4887-0x00000000057F0000-0x000000000583C000-memory.dmp

          Filesize

          304KB

        • memory/1992-4888-0x0000000005890000-0x00000000058E4000-memory.dmp

          Filesize

          336KB

        • memory/1992-4893-0x0000000074DD0000-0x0000000075580000-memory.dmp

          Filesize

          7.7MB

        • memory/2008-4894-0x0000000074DD0000-0x0000000075580000-memory.dmp

          Filesize

          7.7MB

        • memory/2008-4895-0x0000000000800000-0x0000000000842000-memory.dmp

          Filesize

          264KB

        • memory/2008-4896-0x0000000004E40000-0x0000000004EA6000-memory.dmp

          Filesize

          408KB

        • memory/2008-4897-0x0000000074DD0000-0x0000000075580000-memory.dmp

          Filesize

          7.7MB

        • memory/2008-4899-0x00000000064D0000-0x0000000006520000-memory.dmp

          Filesize

          320KB

        • memory/2008-4900-0x00000000065C0000-0x000000000665C000-memory.dmp

          Filesize

          624KB

        • memory/2008-4901-0x00000000066A0000-0x00000000066AA000-memory.dmp

          Filesize

          40KB

        • memory/2008-4902-0x0000000074DD0000-0x0000000075580000-memory.dmp

          Filesize

          7.7MB