Analysis

  • max time kernel
    118s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    15/05/2024, 10:50

General

  • Target

    SWIFT.exe

  • Size

    703KB

  • MD5

    2144aee33af5583e02e7bcde7eebcfff

  • SHA1

    9101fa6e6d5a46fe3099aaa88575c3fa9078399e

  • SHA256

    8d7a6dbfff7a60ade70c5611ae5b2d7c0ec3dcb2232dd5f74dcc22c6df291087

  • SHA512

    e85fa329724ee0bc5449eef8490c081924440872fb2bdbbf41fe41399de22755049ae2f4396eea1e0cbc0e17d4f500d399c5332a77ee4074f57a892759eee45e

  • SSDEEP

    12288:gyLAXYMjhvPie/rByY7777777777777oN4x3ZtOGSeh5Cf3/E6INuGWRHvBeS1FX:gyLAXYMFniyyvN4+e2EnDCH5eS1F3bf7

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • 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.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • 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
  • 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 29 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SWIFT.exe
    "C:\Users\Admin\AppData\Local\Temp\SWIFT.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1668
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\kXUUoJ.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2624
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\kXUUoJ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp54E.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1688
    • C:\Users\Admin\AppData\Local\Temp\SWIFT.exe
      "C:\Users\Admin\AppData\Local\Temp\SWIFT.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2676

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\tmp54E.tmp

          Filesize

          1KB

          MD5

          b7d462953b732c71cff61b1f2e1a8058

          SHA1

          fb1c0131fbe805f90de18f84a4f45eef433aefc6

          SHA256

          d3cda2b28e6b4c443c2dbb014f6526df9f04d1f4516e92ad462ec4bd428ad1b2

          SHA512

          c7b190b5a98d604468a601a3fe3eaf3979a11b218062d96f9001c87477d585f257c323a038d679069e3a121422546ff15887155a30229fee045a036a7d9890a7

        • memory/1668-8-0x0000000074520000-0x0000000074C0E000-memory.dmp

          Filesize

          6.9MB

        • memory/1668-26-0x0000000074520000-0x0000000074C0E000-memory.dmp

          Filesize

          6.9MB

        • memory/1668-3-0x0000000000850000-0x0000000000870000-memory.dmp

          Filesize

          128KB

        • memory/1668-4-0x0000000002030000-0x0000000002040000-memory.dmp

          Filesize

          64KB

        • memory/1668-5-0x0000000002040000-0x0000000002056000-memory.dmp

          Filesize

          88KB

        • memory/1668-6-0x0000000004DB0000-0x0000000004E34000-memory.dmp

          Filesize

          528KB

        • memory/1668-7-0x000000007452E000-0x000000007452F000-memory.dmp

          Filesize

          4KB

        • memory/1668-0-0x000000007452E000-0x000000007452F000-memory.dmp

          Filesize

          4KB

        • memory/1668-2-0x0000000074520000-0x0000000074C0E000-memory.dmp

          Filesize

          6.9MB

        • memory/1668-1-0x0000000000870000-0x0000000000926000-memory.dmp

          Filesize

          728KB

        • memory/2676-23-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2676-25-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2676-14-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2676-24-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2676-22-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

          Filesize

          4KB

        • memory/2676-20-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2676-18-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2676-16-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB