Analysis

  • max time kernel
    121s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20231025-en
  • resource tags

    arch:x64arch:x86image:win7-20231025-enlocale:en-usos:windows7-x64system
  • submitted
    05-12-2023 03:30

General

  • Target

    SecuriteInfo.com.Trojan.Inject4.59820.588.32439.exe

  • Size

    758KB

  • MD5

    fdee1760ee8830c6406a76561e28afee

  • SHA1

    72e78f9aef571fe3bfaee794f503a8619f772f5f

  • SHA256

    700e76e7520021aeb60b4cd42c3ab8bbd2a20fc36228ad4dfce94c927b6e7f58

  • SHA512

    5a22f1df65a2121bdca35742ea8613723ab65f6a2d6faa7c5516ba977aa084aac463aab8f9f461cba508c489b933a6974224ae929a3dee4cedaa3f451bec6131

  • SSDEEP

    12288:qfYNr4RbLxP45+po2UTi3B4NYc+vuDueVC9TWwx5Lo23bf7ssHhsJx5dPoavX+:ELk+pJUTiR4KcnaeUNh5Lo2LgEheca

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.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 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
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.Inject4.59820.588.32439.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.Inject4.59820.588.32439.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1896
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\FhWkeeX.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2780
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\FhWkeeX" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7761.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2992
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.Inject4.59820.588.32439.exe
      "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.Inject4.59820.588.32439.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:2644

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp7761.tmp

    Filesize

    1KB

    MD5

    a6fc5b98039011d03122ece835ea9999

    SHA1

    875e7d150609d0462a742df03b1946c0423da64d

    SHA256

    db6ecb93d39865466e50cf7aa332c6d729d080fb9b9d4e2f08dda4e8b16c7e20

    SHA512

    adc2655b8d765fe810035db60f02d720f135c403f295580ee75549d31c3abc02c1074031b8ecdba434d977b0a42141bdd0ddf041438b4f320fdd6c7f9c3014cd

  • memory/1896-0-0x0000000000BE0000-0x0000000000CA4000-memory.dmp

    Filesize

    784KB

  • memory/1896-1-0x0000000074680000-0x0000000074D6E000-memory.dmp

    Filesize

    6.9MB

  • memory/1896-2-0x0000000004A50000-0x0000000004A90000-memory.dmp

    Filesize

    256KB

  • memory/1896-3-0x0000000000A00000-0x0000000000A18000-memory.dmp

    Filesize

    96KB

  • memory/1896-4-0x0000000000560000-0x0000000000568000-memory.dmp

    Filesize

    32KB

  • memory/1896-5-0x0000000000620000-0x000000000062A000-memory.dmp

    Filesize

    40KB

  • memory/1896-6-0x0000000004EA0000-0x0000000004F0A000-memory.dmp

    Filesize

    424KB

  • memory/1896-25-0x0000000074680000-0x0000000074D6E000-memory.dmp

    Filesize

    6.9MB

  • memory/2644-18-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2644-14-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2644-17-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2644-15-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2644-20-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2644-22-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2644-24-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2644-16-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2644-33-0x0000000004CA0000-0x0000000004CE0000-memory.dmp

    Filesize

    256KB

  • memory/2644-32-0x0000000074680000-0x0000000074D6E000-memory.dmp

    Filesize

    6.9MB

  • memory/2644-28-0x0000000074680000-0x0000000074D6E000-memory.dmp

    Filesize

    6.9MB

  • memory/2644-30-0x0000000004CA0000-0x0000000004CE0000-memory.dmp

    Filesize

    256KB

  • memory/2780-29-0x000000006EAC0000-0x000000006F06B000-memory.dmp

    Filesize

    5.7MB

  • memory/2780-31-0x000000006EAC0000-0x000000006F06B000-memory.dmp

    Filesize

    5.7MB

  • memory/2780-27-0x00000000005B0000-0x00000000005F0000-memory.dmp

    Filesize

    256KB

  • memory/2780-26-0x000000006EAC0000-0x000000006F06B000-memory.dmp

    Filesize

    5.7MB