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Analysis

  • max time kernel
    101s
  • max time network
    171s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    01/05/2023, 20:10

General

  • Target

    SecuriteInfo.com.Win32.PWSX-gen.7804.9016.exe

  • Size

    550KB

  • MD5

    2818671e46042173af35e5f009284931

  • SHA1

    d9d410407b5e4e9735bc5d599d46adddc66648ba

  • SHA256

    6ff86780faf33da714a11fec5aa9c9eb1cff9d4ca221303e2cc3dd1847526926

  • SHA512

    223dbcff3ae2557f8342a7bcde75b20b5affd855394afe348a9378a39520a987dd0d3bc3bfbb61490b827c55f2f9742f1ea288b0e1d7085fe769cc4f981ce8ab

  • SSDEEP

    12288:doUakIXr5INZIgcSc43xNeaSyGJ8ZiVJhdD9TwH+ccUKcvb8oW/7:doU+iZE43xNo8ZITUPq

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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 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.Win32.PWSX-gen.7804.9016.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.7804.9016.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1528
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\FTFHVHnhmLY.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:576
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\FTFHVHnhmLY" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8086.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:872
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.7804.9016.exe
      "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.7804.9016.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:1624

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp8086.tmp

    Filesize

    1KB

    MD5

    5eb44415bb83b8266d38606ac8ac63e1

    SHA1

    319621d5f713a71b959e1bd2653dd66863b5c892

    SHA256

    1d1d3f0185b320cbe7b24d6ea5297b2820f7457be458473a1f14b40402827d2a

    SHA512

    4ec98940c3f840287cd3bd401cda16d044331b52c5224e658f62afb8d386a47f1e93396f87b0bd951ee2f9a9e571c797de8c1fdc60d8bb69c9eb827453ef5de0

  • memory/576-79-0x0000000002600000-0x0000000002640000-memory.dmp

    Filesize

    256KB

  • memory/1528-55-0x00000000005F0000-0x0000000000630000-memory.dmp

    Filesize

    256KB

  • memory/1528-56-0x00000000005F0000-0x0000000000630000-memory.dmp

    Filesize

    256KB

  • memory/1528-57-0x0000000000350000-0x0000000000360000-memory.dmp

    Filesize

    64KB

  • memory/1528-58-0x0000000000410000-0x000000000041C000-memory.dmp

    Filesize

    48KB

  • memory/1528-59-0x0000000005090000-0x00000000050FA000-memory.dmp

    Filesize

    424KB

  • memory/1528-65-0x0000000004F10000-0x0000000004F42000-memory.dmp

    Filesize

    200KB

  • memory/1528-54-0x0000000000210000-0x000000000029E000-memory.dmp

    Filesize

    568KB

  • memory/1624-68-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/1624-70-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/1624-71-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/1624-73-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/1624-72-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1624-75-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/1624-77-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/1624-69-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/1624-78-0x00000000004D0000-0x0000000000510000-memory.dmp

    Filesize

    256KB

  • memory/1624-97-0x00000000004D0000-0x0000000000510000-memory.dmp

    Filesize

    256KB