Analysis

  • max time kernel
    119s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    22-05-2024 17:14

General

  • Target

    52b4fa12c1dc0df270df91125f54b60d90430db216e93aea75a9f11c04977524.exe

  • Size

    677KB

  • MD5

    ac9f9fbbe52650f8fed76e3146b82010

  • SHA1

    02ea9e90e4a059b32e11a2ca0cef4952d290d664

  • SHA256

    52b4fa12c1dc0df270df91125f54b60d90430db216e93aea75a9f11c04977524

  • SHA512

    8f2f070e0a589bd49495e3f92215d11372a47fffd7fa51a3a6a6c0279799155880e9c994ba5a4707dbe6db5ba152f48418272baaaddefb12f706766d8102006c

  • SSDEEP

    12288:z1YifTpRZWk6X4A752GC0s644n1Fu2dmxT9UKbEfuwfT2kR:z2iLZWk6X4A7MY1FzuUK4pfp

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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 3 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\52b4fa12c1dc0df270df91125f54b60d90430db216e93aea75a9f11c04977524.exe
    "C:\Users\Admin\AppData\Local\Temp\52b4fa12c1dc0df270df91125f54b60d90430db216e93aea75a9f11c04977524.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2968
    • C:\Users\Admin\AppData\Local\Temp\52b4fa12c1dc0df270df91125f54b60d90430db216e93aea75a9f11c04977524.exe
      "C:\Users\Admin\AppData\Local\Temp\52b4fa12c1dc0df270df91125f54b60d90430db216e93aea75a9f11c04977524.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1880

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1880-8-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1880-10-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1880-16-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1880-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1880-18-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1880-21-0x0000000074940000-0x000000007502E000-memory.dmp

    Filesize

    6.9MB

  • memory/1880-7-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1880-14-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1880-22-0x0000000074940000-0x000000007502E000-memory.dmp

    Filesize

    6.9MB

  • memory/1880-20-0x0000000074940000-0x000000007502E000-memory.dmp

    Filesize

    6.9MB

  • memory/1880-6-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2968-5-0x00000000052A0000-0x0000000005324000-memory.dmp

    Filesize

    528KB

  • memory/2968-0-0x000000007494E000-0x000000007494F000-memory.dmp

    Filesize

    4KB

  • memory/2968-3-0x0000000000560000-0x000000000057A000-memory.dmp

    Filesize

    104KB

  • memory/2968-2-0x0000000074940000-0x000000007502E000-memory.dmp

    Filesize

    6.9MB

  • memory/2968-19-0x0000000074940000-0x000000007502E000-memory.dmp

    Filesize

    6.9MB

  • memory/2968-1-0x0000000001310000-0x00000000013BC000-memory.dmp

    Filesize

    688KB

  • memory/2968-4-0x0000000000480000-0x0000000000490000-memory.dmp

    Filesize

    64KB