Analysis

  • max time kernel
    147s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/04/2024, 15:01

General

  • Target
    Remittance Copy.exe
  • Size 228KB
  • Sample240416-sdvz9sch83
  • SHA256 5bf6bff01e3a5371d8e839b002fcd48ce8b7b6a3bf029a5811dae4c6e10cdc6f
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Credentials
  • Protocol

    smtp

  • Host

    mail.seatech.co.ke

  • Port

    587

  • Password

    seatech@2023

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.

  • 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 WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Remittance Copy.exe
    "C:\Users\Admin\AppData\Local\Temp\Remittance Copy.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2796
    • C:\Users\Admin\AppData\Local\Temp\Remittance Copy.exe
      "C:\Users\Admin\AppData\Local\Temp\Remittance Copy.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3356

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        Remittance Copy.exe.log

        • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Remittance Copy.exe.log
        • Size 1KB
        • SHA256 90cad9ea7e0a84213929adaf934daf8447f2bb99027fb90648a9d2cf0b36300e
        • MD5 SHA1 SHA512

        memory/2796-0-0x00000000749A0000-0x0000000075150000-memory.dmp

        memory/2796-1-0x00000000007A0000-0x00000000007E0000-memory.dmp

        memory/2796-2-0x00000000051E0000-0x00000000051F0000-memory.dmp

        memory/2796-3-0x0000000005C70000-0x0000000005EA0000-memory.dmp

        memory/2796-4-0x0000000006470000-0x0000000006A14000-memory.dmp

        memory/2796-5-0x00000000060C0000-0x0000000006152000-memory.dmp

        memory/2796-6-0x0000000005C70000-0x0000000005E9B000-memory.dmp

        memory/2796-7-0x0000000005C70000-0x0000000005E9B000-memory.dmp

        memory/2796-9-0x0000000005C70000-0x0000000005E9B000-memory.dmp

        memory/2796-11-0x0000000005C70000-0x0000000005E9B000-memory.dmp

        memory/2796-13-0x0000000005C70000-0x0000000005E9B000-memory.dmp

        memory/2796-15-0x0000000005C70000-0x0000000005E9B000-memory.dmp

        memory/2796-17-0x0000000005C70000-0x0000000005E9B000-memory.dmp

        memory/2796-19-0x0000000005C70000-0x0000000005E9B000-memory.dmp

        memory/2796-21-0x0000000005C70000-0x0000000005E9B000-memory.dmp

        memory/2796-23-0x0000000005C70000-0x0000000005E9B000-memory.dmp

        memory/2796-25-0x0000000005C70000-0x0000000005E9B000-memory.dmp

        memory/2796-27-0x0000000005C70000-0x0000000005E9B000-memory.dmp

        memory/2796-29-0x0000000005C70000-0x0000000005E9B000-memory.dmp

        memory/2796-31-0x0000000005C70000-0x0000000005E9B000-memory.dmp

        memory/2796-33-0x0000000005C70000-0x0000000005E9B000-memory.dmp

        memory/2796-35-0x0000000005C70000-0x0000000005E9B000-memory.dmp

        memory/2796-37-0x0000000005C70000-0x0000000005E9B000-memory.dmp

        memory/2796-39-0x0000000005C70000-0x0000000005E9B000-memory.dmp

        memory/2796-41-0x0000000005C70000-0x0000000005E9B000-memory.dmp

        memory/2796-43-0x0000000005C70000-0x0000000005E9B000-memory.dmp

        memory/2796-45-0x0000000005C70000-0x0000000005E9B000-memory.dmp

        memory/2796-47-0x0000000005C70000-0x0000000005E9B000-memory.dmp

        memory/2796-49-0x0000000005C70000-0x0000000005E9B000-memory.dmp

        memory/2796-51-0x0000000005C70000-0x0000000005E9B000-memory.dmp

        memory/2796-53-0x0000000005C70000-0x0000000005E9B000-memory.dmp

        memory/2796-55-0x0000000005C70000-0x0000000005E9B000-memory.dmp

        memory/2796-57-0x0000000005C70000-0x0000000005E9B000-memory.dmp

        memory/2796-59-0x0000000005C70000-0x0000000005E9B000-memory.dmp

        memory/2796-61-0x0000000005C70000-0x0000000005E9B000-memory.dmp

        memory/2796-63-0x0000000005C70000-0x0000000005E9B000-memory.dmp

        memory/2796-65-0x0000000005C70000-0x0000000005E9B000-memory.dmp

        memory/2796-67-0x0000000005C70000-0x0000000005E9B000-memory.dmp

        memory/2796-69-0x0000000005C70000-0x0000000005E9B000-memory.dmp

        memory/2796-938-0x00000000749A0000-0x0000000075150000-memory.dmp

        memory/2796-1165-0x00000000051E0000-0x00000000051F0000-memory.dmp

        memory/2796-4888-0x0000000000CB0000-0x0000000000CB1000-memory.dmp

        memory/2796-4889-0x0000000000F20000-0x0000000000F8E000-memory.dmp

        memory/2796-4890-0x0000000001220000-0x000000000126C000-memory.dmp

        memory/2796-4891-0x0000000004C70000-0x0000000004CC4000-memory.dmp

        memory/2796-4895-0x00000000749A0000-0x0000000075150000-memory.dmp

        memory/3356-4896-0x00000000749A0000-0x0000000075150000-memory.dmp

        memory/3356-4897-0x0000000000400000-0x0000000000444000-memory.dmp

        memory/3356-4898-0x0000000005270000-0x00000000052D6000-memory.dmp

        memory/3356-4899-0x00000000067C0000-0x0000000006810000-memory.dmp

        memory/3356-4900-0x00000000068B0000-0x000000000694C000-memory.dmp

        memory/3356-4901-0x00000000069C0000-0x00000000069CA000-memory.dmp

        memory/3356-4902-0x00000000749A0000-0x0000000075150000-memory.dmp

        memory/3356-4903-0x00000000050A0000-0x00000000050B0000-memory.dmp