Analysis

  • max time kernel
    93s
  • max time network
    100s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-09-2024 09:54

General

  • Target

    CCE_000110.exe

  • Size

    99KB

  • MD5

    7f1f15a85427da202d74198b1cd039d9

  • SHA1

    ca883d37cb9e51c1b2cbeb8ab7a398f4f95df187

  • SHA256

    44fa04f2cb49eb5ee3d7c3d3dfafa2a53137f6e1dc8edf4b6c21d6c7af487e06

  • SHA512

    14a9658d4658aac38b18b6a2c6eb5be6c631099965b15dda7d0ae5aefb96093afc4c885cce7747da2fc9ad8e1ca8581a7a4d7bec838ea4cb23ca990108d94590

  • SSDEEP

    1536:dTuLU6Ez6NhN4ahmbtbJRmYUaNuquK630VD1:dT96Ez6Nz4ahmBV9UaNDEEVD1

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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 3 TTPs

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

  • Looks up external IP address via web service 1 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\CCE_000110.exe
    "C:\Users\Admin\AppData\Local\Temp\CCE_000110.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:408
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2120

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/408-5-0x0000000075010000-0x00000000757C0000-memory.dmp

    Filesize

    7.7MB

  • memory/408-1-0x0000000000480000-0x00000000004A0000-memory.dmp

    Filesize

    128KB

  • memory/408-2-0x0000000075010000-0x00000000757C0000-memory.dmp

    Filesize

    7.7MB

  • memory/408-0-0x000000007501E000-0x000000007501F000-memory.dmp

    Filesize

    4KB

  • memory/2120-7-0x00000000058F0000-0x0000000005E94000-memory.dmp

    Filesize

    5.6MB

  • memory/2120-6-0x0000000075010000-0x00000000757C0000-memory.dmp

    Filesize

    7.7MB

  • memory/2120-3-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2120-8-0x0000000075010000-0x00000000757C0000-memory.dmp

    Filesize

    7.7MB

  • memory/2120-9-0x00000000054F0000-0x0000000005556000-memory.dmp

    Filesize

    408KB

  • memory/2120-10-0x00000000067E0000-0x0000000006872000-memory.dmp

    Filesize

    584KB

  • memory/2120-11-0x0000000006880000-0x00000000068D0000-memory.dmp

    Filesize

    320KB

  • memory/2120-12-0x0000000006A50000-0x0000000006A5A000-memory.dmp

    Filesize

    40KB

  • memory/2120-13-0x0000000075010000-0x00000000757C0000-memory.dmp

    Filesize

    7.7MB