Analysis

  • max time kernel
    16s
  • max time network
    117s
  • platform
    windows7_x64
  • resource
    win7-20231130-en
  • resource tags

    arch:x64arch:x86image:win7-20231130-enlocale:en-usos:windows7-x64system
  • submitted
    05-12-2023 17:14

General

  • Target

    quote.exe

  • Size

    740KB

  • MD5

    b8544d8facfb793edab9d38921933728

  • SHA1

    5ab5b9c19dd1cf189b49be90233e32dacd32e9e6

  • SHA256

    a81e919be20c26807dc7d775ccdc026d4a9daf0116661dff5e3fbdaf29effe19

  • SHA512

    f59aee69180a55f43c35ee32cb0a3a4b58994fd25a195d7557719a0f7b6c482fe561fd13a239772e32a04512391ffaed520ab85399eb0dbff75356585e88ac6f

  • SSDEEP

    12288:DWVretW8G34/uK45+po2ys7l/yOKRXDGz5aTbFQG1uJ073ZCeg/:4x34/up+pJyoaOMTGz5atQZJ0r

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Looks up external IP address via web service 1 IoCs

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

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\quote.exe
    "C:\Users\Admin\AppData\Local\Temp\quote.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3060
    • C:\Users\Admin\AppData\Local\Temp\quote.exe
      "C:\Users\Admin\AppData\Local\Temp\quote.exe"
      2⤵
        PID:2664
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\WLJIUp" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4B72.tmp"
        2⤵
        • Creates scheduled task(s)
        PID:3032
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\WLJIUp.exe"
        2⤵
          PID:2076

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\tmp4B72.tmp

        Filesize

        1KB

        MD5

        80ad8e486132866f5d3145a9ab1baa39

        SHA1

        9c6439d4f2436d068ea932464b91be3f5bd96c61

        SHA256

        ee2ebc415fbee31dfc7706006b734e2550e8e02371f36cc1be400e925a09416d

        SHA512

        289268d0a496b9b8ef37d5d0bc3c981a49a685568dc7d9bdadec7ca7da556a0444f692d0786188d0f8212dffd9bbbed0e37cea920d05eaf0cbaee9c111b4cf87

      • memory/2076-32-0x0000000000260000-0x00000000002A0000-memory.dmp

        Filesize

        256KB

      • memory/2076-37-0x000000006E480000-0x000000006EA2B000-memory.dmp

        Filesize

        5.7MB

      • memory/2076-34-0x000000006E480000-0x000000006EA2B000-memory.dmp

        Filesize

        5.7MB

      • memory/2076-35-0x0000000000260000-0x00000000002A0000-memory.dmp

        Filesize

        256KB

      • memory/2076-36-0x0000000000260000-0x00000000002A0000-memory.dmp

        Filesize

        256KB

      • memory/2076-33-0x000000006E480000-0x000000006EA2B000-memory.dmp

        Filesize

        5.7MB

      • memory/2664-20-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

        Filesize

        4KB

      • memory/2664-16-0x0000000000400000-0x0000000000430000-memory.dmp

        Filesize

        192KB

      • memory/2664-31-0x0000000073F00000-0x00000000745EE000-memory.dmp

        Filesize

        6.9MB

      • memory/2664-40-0x0000000073F00000-0x00000000745EE000-memory.dmp

        Filesize

        6.9MB

      • memory/2664-39-0x0000000004F50000-0x0000000004F90000-memory.dmp

        Filesize

        256KB

      • memory/2664-12-0x0000000000400000-0x0000000000430000-memory.dmp

        Filesize

        192KB

      • memory/2664-14-0x0000000000400000-0x0000000000430000-memory.dmp

        Filesize

        192KB

      • memory/2664-26-0x0000000000400000-0x0000000000430000-memory.dmp

        Filesize

        192KB

      • memory/2664-29-0x0000000004F50000-0x0000000004F90000-memory.dmp

        Filesize

        256KB

      • memory/2664-24-0x0000000000400000-0x0000000000430000-memory.dmp

        Filesize

        192KB

      • memory/2664-22-0x0000000000400000-0x0000000000430000-memory.dmp

        Filesize

        192KB

      • memory/2664-18-0x0000000000400000-0x0000000000430000-memory.dmp

        Filesize

        192KB

      • memory/3060-0-0x00000000011F0000-0x00000000012B0000-memory.dmp

        Filesize

        768KB

      • memory/3060-3-0x0000000000AF0000-0x0000000000B08000-memory.dmp

        Filesize

        96KB

      • memory/3060-2-0x00000000005D0000-0x0000000000610000-memory.dmp

        Filesize

        256KB

      • memory/3060-5-0x0000000000B20000-0x0000000000B2A000-memory.dmp

        Filesize

        40KB

      • memory/3060-4-0x0000000000B10000-0x0000000000B18000-memory.dmp

        Filesize

        32KB

      • memory/3060-1-0x0000000073F00000-0x00000000745EE000-memory.dmp

        Filesize

        6.9MB

      • memory/3060-30-0x0000000073F00000-0x00000000745EE000-memory.dmp

        Filesize

        6.9MB

      • memory/3060-6-0x00000000051F0000-0x000000000525A000-memory.dmp

        Filesize

        424KB