Analysis

  • max time kernel
    143s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-03-2024 01:25

General

  • Target

    534c090dae9a215c0fa41c9564739ab3c3981522ef46d90a626c8ce6bbe9b6cf.exe

  • Size

    658KB

  • MD5

    cbba7af29f5357d9d8fa45dfed4c0126

  • SHA1

    6f0b422c1b712f008e3464ad0322d6ba3860bcb4

  • SHA256

    534c090dae9a215c0fa41c9564739ab3c3981522ef46d90a626c8ce6bbe9b6cf

  • SHA512

    11ad18fbe3db7ac496197d9ff6ea355a4e5586c06a1301049d32c052060f8b8eb3be1e337f90152498536083827a1d5d40057b141b0f839ce6a33d37668b1991

  • SSDEEP

    12288:aRH2iNlw05X+3477iok6qEkz7JEKC9VjqzWtxfQuc:e1X9+o77ip6qrGKC9xrt5Q

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.mail.ru
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    1LV9XyFCe1kMxseW6Srz

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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 15 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\534c090dae9a215c0fa41c9564739ab3c3981522ef46d90a626c8ce6bbe9b6cf.exe
    "C:\Users\Admin\AppData\Local\Temp\534c090dae9a215c0fa41c9564739ab3c3981522ef46d90a626c8ce6bbe9b6cf.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3668
    • 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\534c090dae9a215c0fa41c9564739ab3c3981522ef46d90a626c8ce6bbe9b6cf.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2856
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\UThPdOReieRVio.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4404
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\UThPdOReieRVio" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5F90.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2384
    • C:\Users\Admin\AppData\Local\Temp\534c090dae9a215c0fa41c9564739ab3c3981522ef46d90a626c8ce6bbe9b6cf.exe
      "C:\Users\Admin\AppData\Local\Temp\534c090dae9a215c0fa41c9564739ab3c3981522ef46d90a626c8ce6bbe9b6cf.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:3200
  • 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=4104 --field-trial-handle=2280,i,11703952675008463361,17436195144517971517,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:4728

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_tpztlggs.xfn.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Local\Temp\tmp5F90.tmp

      Filesize

      1KB

      MD5

      79f2540ef7d5f4b22448ff23cc2a44df

      SHA1

      eefdae760325ad5254436e596538c59488430b83

      SHA256

      5021e14da489d7805115f6cf2c87ffdafdf77acecf1fd06cfb23a2379bbdd238

      SHA512

      35267f0b627a6cca319fa5d81a495921a040b389be6a44c0210d95291814f06818a3edaaf39141f2dbd455883de928fc44b84a3b698b7aa540e28a9bc7718eaa

    • memory/2856-79-0x0000000007920000-0x00000000079C3000-memory.dmp

      Filesize

      652KB

    • memory/2856-25-0x0000000005940000-0x00000000059A6000-memory.dmp

      Filesize

      408KB

    • memory/2856-92-0x0000000074C10000-0x00000000753C0000-memory.dmp

      Filesize

      7.7MB

    • memory/2856-42-0x0000000006100000-0x0000000006454000-memory.dmp

      Filesize

      3.3MB

    • memory/2856-88-0x0000000007D70000-0x0000000007D8A000-memory.dmp

      Filesize

      104KB

    • memory/2856-86-0x0000000007C60000-0x0000000007C6E000-memory.dmp

      Filesize

      56KB

    • memory/2856-85-0x0000000007C30000-0x0000000007C41000-memory.dmp

      Filesize

      68KB

    • memory/2856-83-0x0000000007A80000-0x0000000007A8A000-memory.dmp

      Filesize

      40KB

    • memory/2856-58-0x000000007F8C0000-0x000000007F8D0000-memory.dmp

      Filesize

      64KB

    • memory/2856-13-0x0000000074C10000-0x00000000753C0000-memory.dmp

      Filesize

      7.7MB

    • memory/2856-14-0x0000000005370000-0x0000000005380000-memory.dmp

      Filesize

      64KB

    • memory/2856-15-0x0000000002DD0000-0x0000000002E06000-memory.dmp

      Filesize

      216KB

    • memory/2856-68-0x0000000006CD0000-0x0000000006CEE000-memory.dmp

      Filesize

      120KB

    • memory/2856-18-0x0000000005370000-0x0000000005380000-memory.dmp

      Filesize

      64KB

    • memory/2856-20-0x00000000059B0000-0x0000000005FD8000-memory.dmp

      Filesize

      6.2MB

    • memory/2856-57-0x00000000712B0000-0x00000000712FC000-memory.dmp

      Filesize

      304KB

    • memory/2856-54-0x0000000074C10000-0x00000000753C0000-memory.dmp

      Filesize

      7.7MB

    • memory/2856-52-0x0000000006760000-0x00000000067AC000-memory.dmp

      Filesize

      304KB

    • memory/2856-24-0x0000000005720000-0x0000000005742000-memory.dmp

      Filesize

      136KB

    • memory/3200-80-0x0000000006780000-0x00000000067D0000-memory.dmp

      Filesize

      320KB

    • memory/3200-40-0x0000000005720000-0x0000000005730000-memory.dmp

      Filesize

      64KB

    • memory/3200-26-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/3200-29-0x0000000074C10000-0x00000000753C0000-memory.dmp

      Filesize

      7.7MB

    • memory/3200-95-0x0000000005720000-0x0000000005730000-memory.dmp

      Filesize

      64KB

    • memory/3200-94-0x0000000074C10000-0x00000000753C0000-memory.dmp

      Filesize

      7.7MB

    • memory/3668-12-0x0000000074C10000-0x00000000753C0000-memory.dmp

      Filesize

      7.7MB

    • memory/3668-7-0x00000000057B0000-0x00000000057C2000-memory.dmp

      Filesize

      72KB

    • memory/3668-1-0x0000000000BA0000-0x0000000000C48000-memory.dmp

      Filesize

      672KB

    • memory/3668-2-0x0000000005B20000-0x00000000060C4000-memory.dmp

      Filesize

      5.6MB

    • memory/3668-41-0x0000000074C10000-0x00000000753C0000-memory.dmp

      Filesize

      7.7MB

    • memory/3668-4-0x00000000057D0000-0x00000000057E0000-memory.dmp

      Filesize

      64KB

    • memory/3668-6-0x0000000005960000-0x00000000059FC000-memory.dmp

      Filesize

      624KB

    • memory/3668-5-0x00000000056F0000-0x00000000056FA000-memory.dmp

      Filesize

      40KB

    • memory/3668-8-0x0000000005940000-0x000000000594C000-memory.dmp

      Filesize

      48KB

    • memory/3668-9-0x0000000006D40000-0x0000000006DC2000-memory.dmp

      Filesize

      520KB

    • memory/3668-17-0x00000000057D0000-0x00000000057E0000-memory.dmp

      Filesize

      64KB

    • memory/3668-3-0x0000000005650000-0x00000000056E2000-memory.dmp

      Filesize

      584KB

    • memory/3668-0-0x0000000074C10000-0x00000000753C0000-memory.dmp

      Filesize

      7.7MB

    • memory/4404-56-0x0000000006320000-0x0000000006352000-memory.dmp

      Filesize

      200KB

    • memory/4404-27-0x00000000056F0000-0x0000000005756000-memory.dmp

      Filesize

      408KB

    • memory/4404-82-0x0000000007060000-0x000000000707A000-memory.dmp

      Filesize

      104KB

    • memory/4404-69-0x00000000712B0000-0x00000000712FC000-memory.dmp

      Filesize

      304KB

    • memory/4404-84-0x0000000007300000-0x0000000007396000-memory.dmp

      Filesize

      600KB

    • memory/4404-55-0x000000007F450000-0x000000007F460000-memory.dmp

      Filesize

      64KB

    • memory/4404-81-0x00000000076A0000-0x0000000007D1A000-memory.dmp

      Filesize

      6.5MB

    • memory/4404-87-0x00000000072C0000-0x00000000072D4000-memory.dmp

      Filesize

      80KB

    • memory/4404-22-0x00000000048D0000-0x00000000048E0000-memory.dmp

      Filesize

      64KB

    • memory/4404-89-0x00000000073A0000-0x00000000073A8000-memory.dmp

      Filesize

      32KB

    • memory/4404-21-0x0000000074C10000-0x00000000753C0000-memory.dmp

      Filesize

      7.7MB

    • memory/4404-53-0x00000000048D0000-0x00000000048E0000-memory.dmp

      Filesize

      64KB

    • memory/4404-93-0x0000000074C10000-0x00000000753C0000-memory.dmp

      Filesize

      7.7MB

    • memory/4404-51-0x0000000004AD0000-0x0000000004AEE000-memory.dmp

      Filesize

      120KB