Windows 7 deprecation

Windows 7 will be removed from tria.ge on 2025-03-31

Analysis

  • max time kernel
    94s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/09/2024, 11:22

General

  • Target

    AN.exe

  • Size

    730KB

  • MD5

    d72520639cb73d3364d7258c15518f55

  • SHA1

    6e1ebb649b0e00d4c8ebae01d481b4bd75b64eaf

  • SHA256

    ca9f996e829c1e7ad89c66f78bde33741d46a0b7ed03c8892f263937b0e6b400

  • SHA512

    207ab7047077f8c29ce24c46c2dc11ea5cbbbc2e00aa5955a3217518ffaf325c4cd2eb101be5d5885d9e78e6599402df7356bf4c02bd2bf8b32a3f62f9049be2

  • SSDEEP

    12288:Zb9eGY0igo17oLwnqDUMeEDAYERZu9Kt0ZoV54IqOVEOYCa0qCkR:Zb8G/q1csnIuEobu97a54INCOsB

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • 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.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 17 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 23 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\AN.exe
    "C:\Users\Admin\AppData\Local\Temp\AN.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2564
    • 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\AN.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2776
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\dHTSFxSZNXvPYW.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4816
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\dHTSFxSZNXvPYW" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE06D.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:5028
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
        PID:4900
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
        2⤵
          PID:2152
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
          2⤵
          • Adds Run key to start application
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4416

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

        Filesize

        2KB

        MD5

        968cb9309758126772781b83adb8a28f

        SHA1

        8da30e71accf186b2ba11da1797cf67f8f78b47c

        SHA256

        92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

        SHA512

        4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

        Filesize

        18KB

        MD5

        ee2024338976f196afc203dcb8dcbd7e

        SHA1

        801cb4d3767aeae89ed0d305842f806fc832b1a2

        SHA256

        5881f0746617ae728c44dfa3333ada55fa632a0b691b6aa3fbba49569cf710c7

        SHA512

        2d0dc41cfb43a00bc4db612be8ec4492926ca4e6bd3264de0ff5f05e374e3e3770daacab4bc8e9b8afc66d155bb52cb7b292f0a977bc9bccc5cb6e93ea80f109

      • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_w1cetdgw.1db.ps1

        Filesize

        60B

        MD5

        d17fe0a3f47be24a6453e9ef58c94641

        SHA1

        6ab83620379fc69f80c0242105ddffd7d98d5d9d

        SHA256

        96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

        SHA512

        5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

      • C:\Users\Admin\AppData\Local\Temp\tmpE06D.tmp

        Filesize

        1KB

        MD5

        0be2c1db25dfe2a1448bcb81a64d8196

        SHA1

        f64c0591eae8fb788feb391d24bdb4e1cca36110

        SHA256

        fa9e767b2c0d5ad7f8d8d57150d68c84746058dfb891a79d8c5a40561e4c37f9

        SHA512

        c1cb0840b38b45b37054f8994df066aad2730b5199eb8970531d990ea7613c14d865791e7407ee67981ccc21e256771ded3bba5a01343b6d86e33c695e232d10

      • memory/2564-5-0x00000000749A0000-0x0000000075150000-memory.dmp

        Filesize

        7.7MB

      • memory/2564-4-0x00000000055D0000-0x00000000055DA000-memory.dmp

        Filesize

        40KB

      • memory/2564-6-0x0000000005850000-0x0000000005868000-memory.dmp

        Filesize

        96KB

      • memory/2564-7-0x00000000749AE000-0x00000000749AF000-memory.dmp

        Filesize

        4KB

      • memory/2564-8-0x00000000749A0000-0x0000000075150000-memory.dmp

        Filesize

        7.7MB

      • memory/2564-9-0x0000000006860000-0x00000000068E4000-memory.dmp

        Filesize

        528KB

      • memory/2564-10-0x0000000006A80000-0x0000000006B1C000-memory.dmp

        Filesize

        624KB

      • memory/2564-3-0x0000000005530000-0x00000000055C2000-memory.dmp

        Filesize

        584KB

      • memory/2564-2-0x0000000005C30000-0x00000000061D4000-memory.dmp

        Filesize

        5.6MB

      • memory/2564-0-0x00000000749AE000-0x00000000749AF000-memory.dmp

        Filesize

        4KB

      • memory/2564-46-0x00000000749A0000-0x0000000075150000-memory.dmp

        Filesize

        7.7MB

      • memory/2564-1-0x0000000000A80000-0x0000000000B3A000-memory.dmp

        Filesize

        744KB

      • memory/2776-73-0x0000000006FA0000-0x0000000006FBA000-memory.dmp

        Filesize

        104KB

      • memory/2776-79-0x00000000071E0000-0x00000000071F4000-memory.dmp

        Filesize

        80KB

      • memory/2776-20-0x00000000749A0000-0x0000000075150000-memory.dmp

        Filesize

        7.7MB

      • memory/2776-21-0x0000000005450000-0x00000000054B6000-memory.dmp

        Filesize

        408KB

      • memory/2776-28-0x00000000749A0000-0x0000000075150000-memory.dmp

        Filesize

        7.7MB

      • memory/2776-33-0x0000000005640000-0x0000000005994000-memory.dmp

        Filesize

        3.3MB

      • memory/2776-15-0x00000000046D0000-0x0000000004706000-memory.dmp

        Filesize

        216KB

      • memory/2776-16-0x00000000749A0000-0x0000000075150000-memory.dmp

        Filesize

        7.7MB

      • memory/2776-18-0x0000000004CA0000-0x0000000004CC2000-memory.dmp

        Filesize

        136KB

      • memory/2776-47-0x0000000005C70000-0x0000000005C8E000-memory.dmp

        Filesize

        120KB

      • memory/2776-48-0x0000000005CB0000-0x0000000005CFC000-memory.dmp

        Filesize

        304KB

      • memory/2776-87-0x00000000749A0000-0x0000000075150000-memory.dmp

        Filesize

        7.7MB

      • memory/2776-81-0x00000000072C0000-0x00000000072C8000-memory.dmp

        Filesize

        32KB

      • memory/2776-61-0x0000000071190000-0x00000000711DC000-memory.dmp

        Filesize

        304KB

      • memory/2776-80-0x00000000072E0000-0x00000000072FA000-memory.dmp

        Filesize

        104KB

      • memory/2776-19-0x0000000005370000-0x00000000053D6000-memory.dmp

        Filesize

        408KB

      • memory/2776-72-0x00000000075E0000-0x0000000007C5A000-memory.dmp

        Filesize

        6.5MB

      • memory/2776-17-0x0000000004D40000-0x0000000005368000-memory.dmp

        Filesize

        6.2MB

      • memory/2776-76-0x00000000071A0000-0x00000000071B1000-memory.dmp

        Filesize

        68KB

      • memory/4416-44-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB

      • memory/4416-89-0x0000000005D90000-0x0000000005DE0000-memory.dmp

        Filesize

        320KB

      • memory/4816-75-0x0000000007B40000-0x0000000007BD6000-memory.dmp

        Filesize

        600KB

      • memory/4816-74-0x0000000007930000-0x000000000793A000-memory.dmp

        Filesize

        40KB

      • memory/4816-78-0x0000000007AF0000-0x0000000007AFE000-memory.dmp

        Filesize

        56KB

      • memory/4816-71-0x00000000077B0000-0x0000000007853000-memory.dmp

        Filesize

        652KB

      • memory/4816-60-0x0000000006B50000-0x0000000006B6E000-memory.dmp

        Filesize

        120KB

      • memory/4816-49-0x0000000006AE0000-0x0000000006B12000-memory.dmp

        Filesize

        200KB

      • memory/4816-50-0x0000000071190000-0x00000000711DC000-memory.dmp

        Filesize

        304KB

      • memory/4816-43-0x00000000749A0000-0x0000000075150000-memory.dmp

        Filesize

        7.7MB

      • memory/4816-88-0x00000000749A0000-0x0000000075150000-memory.dmp

        Filesize

        7.7MB