Analysis

  • max time kernel
    118s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    26-04-2024 09:23

General

  • Target

    Payment details.exe

  • Size

    706KB

  • MD5

    d88a9970ec7a11ade4a6dfc3d8150496

  • SHA1

    90e72afbb1eed4c0f20fbc8a7ef5e3069ece0eef

  • SHA256

    c159014c79f8dc4d7888b0c092286f9b47fb2b1497dfbfa7c0620d78257127e2

  • SHA512

    54596967f17980e34528c20a2b284edcd03c02dd105d904600cb4e48816b560c201371b2f202db962a1df37dca310dd4a82ed08ab12683ccde74dd404d0a1af2

  • SSDEEP

    12288:GTn3D0uf8+u0wrXN/HoX18jyU0rOcKdIXxIlmQockPZS+/I6YtMl0:Az0uf8+1wriF8grBkIhIlmQocz+/TmM

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 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 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Payment details.exe
    "C:\Users\Admin\AppData\Local\Temp\Payment details.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2784
    • C:\Users\Admin\AppData\Local\Temp\Payment details.exe
      "C:\Users\Admin\AppData\Local\Temp\Payment details.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2572

Network

MITRE ATT&CK Matrix ATT&CK v13

Credential Access

Unsecured Credentials

4
T1552

Credentials In Files

3
T1552.001

Credentials in Registry

1
T1552.002

Collection

Data from Local System

4
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2572-22-0x0000000000400000-0x0000000000440000-memory.dmp
    Filesize

    256KB

  • memory/2572-14-0x0000000000400000-0x0000000000440000-memory.dmp
    Filesize

    256KB

  • memory/2572-8-0x0000000000400000-0x0000000000440000-memory.dmp
    Filesize

    256KB

  • memory/2572-25-0x00000000749E0000-0x00000000750CE000-memory.dmp
    Filesize

    6.9MB

  • memory/2572-10-0x0000000000400000-0x0000000000440000-memory.dmp
    Filesize

    256KB

  • memory/2572-24-0x00000000749E0000-0x00000000750CE000-memory.dmp
    Filesize

    6.9MB

  • memory/2572-20-0x0000000000400000-0x0000000000440000-memory.dmp
    Filesize

    256KB

  • memory/2572-12-0x0000000000400000-0x0000000000440000-memory.dmp
    Filesize

    256KB

  • memory/2572-26-0x0000000004880000-0x00000000048C0000-memory.dmp
    Filesize

    256KB

  • memory/2572-18-0x0000000000400000-0x0000000000440000-memory.dmp
    Filesize

    256KB

  • memory/2572-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
    Filesize

    4KB

  • memory/2784-5-0x0000000000630000-0x000000000063E000-memory.dmp
    Filesize

    56KB

  • memory/2784-7-0x00000000004A0000-0x0000000000522000-memory.dmp
    Filesize

    520KB

  • memory/2784-23-0x00000000749E0000-0x00000000750CE000-memory.dmp
    Filesize

    6.9MB

  • memory/2784-6-0x0000000000990000-0x00000000009A4000-memory.dmp
    Filesize

    80KB

  • memory/2784-0-0x0000000000A90000-0x0000000000B46000-memory.dmp
    Filesize

    728KB

  • memory/2784-1-0x00000000749E0000-0x00000000750CE000-memory.dmp
    Filesize

    6.9MB

  • memory/2784-4-0x0000000000970000-0x0000000000988000-memory.dmp
    Filesize

    96KB

  • memory/2784-3-0x0000000004D20000-0x0000000004DBE000-memory.dmp
    Filesize

    632KB

  • memory/2784-2-0x00000000048D0000-0x0000000004910000-memory.dmp
    Filesize

    256KB