Analysis

  • max time kernel
    151s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-06-2024 01:46

General

  • Target

    280b463ac5311b367f5b3678a0305bcfcb7ff877814b0bbabb9839327b578c1f.exe

  • Size

    783KB

  • MD5

    6662c13587dc2c81d93e5c2d53683050

  • SHA1

    d1dbb9cd770cbf02de049c2820debd6a9d9fa48f

  • SHA256

    280b463ac5311b367f5b3678a0305bcfcb7ff877814b0bbabb9839327b578c1f

  • SHA512

    afcdbb8ce3ec4fd9a72d5a29875eca0fac577395349157ce277738a68fc3b4aefa71d5286d97a7522ac5afe2341a61d1272f5dafc4665ddb718dc398d8a7267b

  • SSDEEP

    24576:Ae0jH3DI5Gw0c36v+i0O+KHqWeDc5XyCBs2A2:cPgGcf9XK5vXh02

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 2 IoCs

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

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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.

  • 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 33 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\280b463ac5311b367f5b3678a0305bcfcb7ff877814b0bbabb9839327b578c1f.exe
    "C:\Users\Admin\AppData\Local\Temp\280b463ac5311b367f5b3678a0305bcfcb7ff877814b0bbabb9839327b578c1f.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4620
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\280b463ac5311b367f5b3678a0305bcfcb7ff877814b0bbabb9839327b578c1f.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4424
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\rkaDHUKbZLCALj.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5156
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\rkaDHUKbZLCALj" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF7D8.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:5256
    • C:\Users\Admin\AppData\Local\Temp\280b463ac5311b367f5b3678a0305bcfcb7ff877814b0bbabb9839327b578c1f.exe
      "C:\Users\Admin\AppData\Local\Temp\280b463ac5311b367f5b3678a0305bcfcb7ff877814b0bbabb9839327b578c1f.exe"
      2⤵
        PID:2164
      • C:\Users\Admin\AppData\Local\Temp\280b463ac5311b367f5b3678a0305bcfcb7ff877814b0bbabb9839327b578c1f.exe
        "C:\Users\Admin\AppData\Local\Temp\280b463ac5311b367f5b3678a0305bcfcb7ff877814b0bbabb9839327b578c1f.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:220
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3904 --field-trial-handle=2280,i,1836084024518340990,18250262151825427757,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:1584

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_yfymm0nr.yc5.ps1

        Filesize

        60B

        MD5

        d17fe0a3f47be24a6453e9ef58c94641

        SHA1

        6ab83620379fc69f80c0242105ddffd7d98d5d9d

        SHA256

        96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

        SHA512

        5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

      • C:\Users\Admin\AppData\Local\Temp\tmpF7D8.tmp

        Filesize

        1KB

        MD5

        25848685d9d712321ec44b2044bb50ad

        SHA1

        e6b48ee1c11f5d9cff6f8b0b952a12a0f1c84bb6

        SHA256

        ed38a937de149fe8eaf4e208488f14d56cc94cdc724e6488ad193491e2958723

        SHA512

        02c3a457a55cda2b92b7f153b884ee8827c40a03a5203d01a8aa35783b7772f445cee4e8fb66dee5831530249b918e99cae63bcaa42ebe631f389eaf6d57f0bb

      • memory/220-78-0x0000000005F20000-0x0000000005F70000-memory.dmp

        Filesize

        320KB

      • memory/220-30-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB

      • memory/4424-69-0x0000000006380000-0x000000000639E000-memory.dmp

        Filesize

        120KB

      • memory/4424-25-0x0000000004DF0000-0x0000000004E12000-memory.dmp

        Filesize

        136KB

      • memory/4424-88-0x0000000074D00000-0x00000000754B0000-memory.dmp

        Filesize

        7.7MB

      • memory/4424-81-0x0000000007340000-0x000000000734E000-memory.dmp

        Filesize

        56KB

      • memory/4424-80-0x0000000007310000-0x0000000007321000-memory.dmp

        Filesize

        68KB

      • memory/4424-79-0x0000000007390000-0x0000000007426000-memory.dmp

        Filesize

        600KB

      • memory/4424-76-0x0000000007110000-0x000000000712A000-memory.dmp

        Filesize

        104KB

      • memory/4424-75-0x0000000007750000-0x0000000007DCA000-memory.dmp

        Filesize

        6.5MB

      • memory/4424-16-0x00000000024D0000-0x0000000002506000-memory.dmp

        Filesize

        216KB

      • memory/4424-17-0x0000000074D00000-0x00000000754B0000-memory.dmp

        Filesize

        7.7MB

      • memory/4424-18-0x0000000074D00000-0x00000000754B0000-memory.dmp

        Filesize

        7.7MB

      • memory/4424-54-0x00000000713D0000-0x000000007141C000-memory.dmp

        Filesize

        304KB

      • memory/4424-50-0x0000000005DE0000-0x0000000005DFE000-memory.dmp

        Filesize

        120KB

      • memory/4424-27-0x0000000005750000-0x00000000057B6000-memory.dmp

        Filesize

        408KB

      • memory/4424-22-0x0000000074D00000-0x00000000754B0000-memory.dmp

        Filesize

        7.7MB

      • memory/4424-26-0x00000000056E0000-0x0000000005746000-memory.dmp

        Filesize

        408KB

      • memory/4620-7-0x00000000077A0000-0x00000000077B0000-memory.dmp

        Filesize

        64KB

      • memory/4620-0-0x0000000074D0E000-0x0000000074D0F000-memory.dmp

        Filesize

        4KB

      • memory/4620-6-0x0000000005380000-0x000000000539A000-memory.dmp

        Filesize

        104KB

      • memory/4620-3-0x0000000004ED0000-0x0000000004F62000-memory.dmp

        Filesize

        584KB

      • memory/4620-2-0x00000000053A0000-0x0000000005944000-memory.dmp

        Filesize

        5.6MB

      • memory/4620-5-0x0000000005070000-0x000000000507A000-memory.dmp

        Filesize

        40KB

      • memory/4620-4-0x0000000074D00000-0x00000000754B0000-memory.dmp

        Filesize

        7.7MB

      • memory/4620-49-0x0000000074D00000-0x00000000754B0000-memory.dmp

        Filesize

        7.7MB

      • memory/4620-8-0x0000000007B00000-0x0000000007B84000-memory.dmp

        Filesize

        528KB

      • memory/4620-9-0x000000000A260000-0x000000000A2FC000-memory.dmp

        Filesize

        624KB

      • memory/4620-1-0x0000000000400000-0x00000000004C6000-memory.dmp

        Filesize

        792KB

      • memory/4620-10-0x0000000074D0E000-0x0000000074D0F000-memory.dmp

        Filesize

        4KB

      • memory/4620-11-0x0000000074D00000-0x00000000754B0000-memory.dmp

        Filesize

        7.7MB

      • memory/5156-51-0x0000000005CD0000-0x0000000005D1C000-memory.dmp

        Filesize

        304KB

      • memory/5156-24-0x0000000074D00000-0x00000000754B0000-memory.dmp

        Filesize

        7.7MB

      • memory/5156-52-0x0000000006C60000-0x0000000006C92000-memory.dmp

        Filesize

        200KB

      • memory/5156-19-0x0000000004E90000-0x00000000054B8000-memory.dmp

        Filesize

        6.2MB

      • memory/5156-77-0x0000000007030000-0x000000000703A000-memory.dmp

        Filesize

        40KB

      • memory/5156-53-0x00000000713D0000-0x000000007141C000-memory.dmp

        Filesize

        304KB

      • memory/5156-74-0x0000000006EA0000-0x0000000006F43000-memory.dmp

        Filesize

        652KB

      • memory/5156-20-0x0000000074D00000-0x00000000754B0000-memory.dmp

        Filesize

        7.7MB

      • memory/5156-83-0x0000000007300000-0x000000000731A000-memory.dmp

        Filesize

        104KB

      • memory/5156-82-0x0000000007200000-0x0000000007214000-memory.dmp

        Filesize

        80KB

      • memory/5156-87-0x0000000074D00000-0x00000000754B0000-memory.dmp

        Filesize

        7.7MB

      • memory/5156-84-0x00000000072E0000-0x00000000072E8000-memory.dmp

        Filesize

        32KB

      • memory/5156-21-0x0000000074D00000-0x00000000754B0000-memory.dmp

        Filesize

        7.7MB

      • memory/5156-48-0x0000000005890000-0x0000000005BE4000-memory.dmp

        Filesize

        3.3MB