Analysis

  • max time kernel
    147s
  • max time network
    148s
  • platform
    windows10-1703_x64
  • resource
    win10-20231129-en
  • resource tags

    arch:x64arch:x86image:win10-20231129-enlocale:en-usos:windows10-1703-x64system
  • submitted
    07-12-2023 13:35

General

  • Target

    2214a1536f1997efda81e136d845661f0178b44a6b104f72d7f73628e6158d08.exe

  • Size

    658KB

  • MD5

    37d15999173d91a0a29db83c6962912d

  • SHA1

    1100641ebfc52ecd245d9fd303074f8051dc8ac7

  • SHA256

    2214a1536f1997efda81e136d845661f0178b44a6b104f72d7f73628e6158d08

  • SHA512

    32ca859b827ccabe15fa443d4bcf62e9adfe511ec5ab3ca9983224db256dfbb9783904c6a38056b5b9b584458eed33acd4a2c1ad009aabfe1cba632dc3d9efba

  • SSDEEP

    12288:DhkZ5QD3d204DoM6Ljx5P5OcUpvHCUbJqrHk5KZTwkeI3ShewZW8w:DK/QDdZ48M6L95pyJqrHk5KZTwkN3GeK

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    cp5ua.hyperhost.ua
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    7213575aceACE@

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.

  • 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 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2214a1536f1997efda81e136d845661f0178b44a6b104f72d7f73628e6158d08.exe
    "C:\Users\Admin\AppData\Local\Temp\2214a1536f1997efda81e136d845661f0178b44a6b104f72d7f73628e6158d08.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:524
    • C:\Users\Admin\AppData\Local\Temp\2214a1536f1997efda81e136d845661f0178b44a6b104f72d7f73628e6158d08.exe
      "C:\Users\Admin\AppData\Local\Temp\2214a1536f1997efda81e136d845661f0178b44a6b104f72d7f73628e6158d08.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:4632

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\2214a1536f1997efda81e136d845661f0178b44a6b104f72d7f73628e6158d08.exe.log

    Filesize

    1KB

    MD5

    d1288cb41cf121701300cbd3d4a614cf

    SHA1

    e9552edf26a0a766d60be98089c756daece171ac

    SHA256

    4232d9da115b2d5733306620aa6c95814ce5d0f1eea830e819acf9bdcb64b1b4

    SHA512

    68599fb6c8696c2d7f15491ca3567894a77a18fe54e9dd8da1f7c9ca59b4ac7a60131798d7657acc7cd590879325d750957139f2836f52efbb64bde6560139e0

  • memory/524-10-0x0000000006810000-0x000000000688E000-memory.dmp

    Filesize

    504KB

  • memory/524-1-0x0000000073510000-0x0000000073BFE000-memory.dmp

    Filesize

    6.9MB

  • memory/524-3-0x0000000004B60000-0x0000000004BF2000-memory.dmp

    Filesize

    584KB

  • memory/524-4-0x0000000004D10000-0x0000000005060000-memory.dmp

    Filesize

    3.3MB

  • memory/524-5-0x0000000004D00000-0x0000000004D10000-memory.dmp

    Filesize

    64KB

  • memory/524-6-0x0000000004CE0000-0x0000000004CEA000-memory.dmp

    Filesize

    40KB

  • memory/524-7-0x00000000063F0000-0x000000000640A000-memory.dmp

    Filesize

    104KB

  • memory/524-11-0x0000000008EB0000-0x0000000008F4C000-memory.dmp

    Filesize

    624KB

  • memory/524-9-0x0000000006520000-0x000000000652A000-memory.dmp

    Filesize

    40KB

  • memory/524-0-0x0000000000230000-0x00000000002DA000-memory.dmp

    Filesize

    680KB

  • memory/524-8-0x00000000058E0000-0x00000000058E8000-memory.dmp

    Filesize

    32KB

  • memory/524-2-0x0000000005060000-0x000000000555E000-memory.dmp

    Filesize

    5.0MB

  • memory/524-15-0x0000000073510000-0x0000000073BFE000-memory.dmp

    Filesize

    6.9MB

  • memory/4632-12-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/4632-17-0x0000000073510000-0x0000000073BFE000-memory.dmp

    Filesize

    6.9MB

  • memory/4632-16-0x0000000005430000-0x0000000005496000-memory.dmp

    Filesize

    408KB

  • memory/4632-18-0x0000000005230000-0x0000000005240000-memory.dmp

    Filesize

    64KB

  • memory/4632-19-0x0000000006740000-0x0000000006790000-memory.dmp

    Filesize

    320KB

  • memory/4632-20-0x0000000073510000-0x0000000073BFE000-memory.dmp

    Filesize

    6.9MB

  • memory/4632-21-0x0000000005230000-0x0000000005240000-memory.dmp

    Filesize

    64KB