Analysis

  • max time kernel
    121s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20231023-en
  • resource tags

    arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
  • submitted
    08-12-2023 13:44

General

  • Target

    630572ffb0dc40275a4645e9354c26e2673eb123bb88237abba3e905fc0073b3.exe

  • Size

    1.4MB

  • MD5

    ee1ba5e2867849f42e5a0d7cbb8a091a

  • SHA1

    6abd4142539516ba942ca352da42775c2755ffcd

  • SHA256

    630572ffb0dc40275a4645e9354c26e2673eb123bb88237abba3e905fc0073b3

  • SHA512

    6dce41e42e4278387eebbae857c27e57f801b269e3b601d6fbb6bba2f52c926f83fbedf1f914fe81dbcb48d0eef9907ace88f448217423896c482ad3c03c868a

  • SSDEEP

    24576:Z6xtk4c+nf9n9NNbFFdXN2/1DyfKvAZVpcocH8Zxo2iotosC+W:D4cKf9n9NNbFFdXN2/oKvEP3ZOR6Cf

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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 1 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 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\630572ffb0dc40275a4645e9354c26e2673eb123bb88237abba3e905fc0073b3.exe
    "C:\Users\Admin\AppData\Local\Temp\630572ffb0dc40275a4645e9354c26e2673eb123bb88237abba3e905fc0073b3.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3032
    • C:\Users\Admin\AppData\Local\Temp\630572ffb0dc40275a4645e9354c26e2673eb123bb88237abba3e905fc0073b3.exe
      C:\Users\Admin\AppData\Local\Temp\630572ffb0dc40275a4645e9354c26e2673eb123bb88237abba3e905fc0073b3.exe
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2944

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2944-17-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2944-28-0x0000000004AD0000-0x0000000004B10000-memory.dmp

    Filesize

    256KB

  • memory/2944-27-0x00000000740C0000-0x00000000747AE000-memory.dmp

    Filesize

    6.9MB

  • memory/2944-26-0x0000000004AD0000-0x0000000004B10000-memory.dmp

    Filesize

    256KB

  • memory/2944-25-0x00000000740C0000-0x00000000747AE000-memory.dmp

    Filesize

    6.9MB

  • memory/2944-19-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2944-22-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2944-24-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2944-9-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2944-11-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2944-13-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2944-15-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/3032-5-0x0000000000520000-0x0000000000560000-memory.dmp

    Filesize

    256KB

  • memory/3032-7-0x00000000046E0000-0x000000000472C000-memory.dmp

    Filesize

    304KB

  • memory/3032-6-0x0000000004250000-0x0000000004290000-memory.dmp

    Filesize

    256KB

  • memory/3032-21-0x00000000747B0000-0x0000000074E9E000-memory.dmp

    Filesize

    6.9MB

  • memory/3032-0-0x0000000000C70000-0x0000000000DE4000-memory.dmp

    Filesize

    1.5MB

  • memory/3032-4-0x00000000041F0000-0x0000000004248000-memory.dmp

    Filesize

    352KB

  • memory/3032-3-0x00000000005C0000-0x0000000000624000-memory.dmp

    Filesize

    400KB

  • memory/3032-2-0x00000000049D0000-0x0000000004A10000-memory.dmp

    Filesize

    256KB

  • memory/3032-1-0x00000000747B0000-0x0000000074E9E000-memory.dmp

    Filesize

    6.9MB