Analysis

  • max time kernel
    93s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/04/2024, 11:55

General

  • Target

    MT103_Scan.scr

  • Size

    704KB

  • MD5

    93d88b3b46ea0d5803250bf20fabdfcc

  • SHA1

    1490610893cc15b655d316cafd2214442f4dc7c1

  • SHA256

    c6928488a090756ddbe372b054866978f70863d84391f7a52e408fa4b2bdbd80

  • SHA512

    3fb350bdc60656a4e8a92ee78be133f88b3a476b706c1304050107467b73fdfb02700231541615d68d09b448b4caac5128c195d441af58f4dfc738ca8960da04

  • SSDEEP

    12288:JLdsbuHILjUSDZb8tmu6vdqnjtWe7b2Hzyos3tz+STzoJcaPtfvhfIww2kZrPla1:yFHDZbrZvdqnjcbz49+IzoJB1WV2iN

Malware Config

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.

  • 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 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\MT103_Scan.scr
    "C:\Users\Admin\AppData\Local\Temp\MT103_Scan.scr" /S
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1996
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ntnDtvjmjQYPyc.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2448
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ntnDtvjmjQYPyc" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8954.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2828
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2584

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_nbgcaz1x.qr3.ps1

          Filesize

          60B

          MD5

          d17fe0a3f47be24a6453e9ef58c94641

          SHA1

          6ab83620379fc69f80c0242105ddffd7d98d5d9d

          SHA256

          96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

          SHA512

          5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

        • C:\Users\Admin\AppData\Local\Temp\tmp8954.tmp

          Filesize

          1KB

          MD5

          33ab3faf5433cca85f0de6710e7ade8d

          SHA1

          0d936981bdc5cdde96e6fd6b776a47b4af9e2024

          SHA256

          a09909a849140efead721541f2fb202c0fdf282bc96cf0b90c4096c65c30513f

          SHA512

          79bdbfabd5f8cc70b3fabd79922672cf00a11de111b0e4a1120cec0d1e4ab5ba501858cd2f1ca083874024784b77f9f7dd127f7e0400b04daf2963b1ea3ca6ae

        • memory/1996-15-0x0000000074CB0000-0x0000000075460000-memory.dmp

          Filesize

          7.7MB

        • memory/1996-2-0x0000000005580000-0x0000000005B24000-memory.dmp

          Filesize

          5.6MB

        • memory/1996-4-0x0000000004EA0000-0x0000000004EB0000-memory.dmp

          Filesize

          64KB

        • memory/1996-5-0x0000000004F90000-0x0000000004F9A000-memory.dmp

          Filesize

          40KB

        • memory/1996-6-0x0000000005140000-0x0000000005150000-memory.dmp

          Filesize

          64KB

        • memory/1996-7-0x0000000005170000-0x000000000517C000-memory.dmp

          Filesize

          48KB

        • memory/1996-8-0x00000000063F0000-0x0000000006472000-memory.dmp

          Filesize

          520KB

        • memory/1996-9-0x000000000A040000-0x000000000A0DC000-memory.dmp

          Filesize

          624KB

        • memory/1996-1-0x0000000074CB0000-0x0000000075460000-memory.dmp

          Filesize

          7.7MB

        • memory/1996-3-0x0000000004ED0000-0x0000000004F62000-memory.dmp

          Filesize

          584KB

        • memory/1996-0-0x0000000000580000-0x0000000000634000-memory.dmp

          Filesize

          720KB

        • memory/1996-27-0x0000000074CB0000-0x0000000075460000-memory.dmp

          Filesize

          7.7MB

        • memory/1996-21-0x0000000004EA0000-0x0000000004EB0000-memory.dmp

          Filesize

          64KB

        • memory/2448-20-0x0000000002870000-0x0000000002880000-memory.dmp

          Filesize

          64KB

        • memory/2448-55-0x0000000006770000-0x000000000678E000-memory.dmp

          Filesize

          120KB

        • memory/2448-26-0x00000000052C0000-0x0000000005326000-memory.dmp

          Filesize

          408KB

        • memory/2448-69-0x0000000074CB0000-0x0000000075460000-memory.dmp

          Filesize

          7.7MB

        • memory/2448-66-0x0000000007810000-0x0000000007818000-memory.dmp

          Filesize

          32KB

        • memory/2448-23-0x0000000005110000-0x0000000005132000-memory.dmp

          Filesize

          136KB

        • memory/2448-17-0x0000000005330000-0x0000000005958000-memory.dmp

          Filesize

          6.2MB

        • memory/2448-65-0x0000000007830000-0x000000000784A000-memory.dmp

          Filesize

          104KB

        • memory/2448-64-0x0000000007730000-0x0000000007744000-memory.dmp

          Filesize

          80KB

        • memory/2448-18-0x0000000074CB0000-0x0000000075460000-memory.dmp

          Filesize

          7.7MB

        • memory/2448-14-0x00000000028C0000-0x00000000028F6000-memory.dmp

          Filesize

          216KB

        • memory/2448-63-0x0000000007720000-0x000000000772E000-memory.dmp

          Filesize

          56KB

        • memory/2448-40-0x00000000061C0000-0x00000000061DE000-memory.dmp

          Filesize

          120KB

        • memory/2448-41-0x0000000006270000-0x00000000062BC000-memory.dmp

          Filesize

          304KB

        • memory/2448-42-0x000000007FA40000-0x000000007FA50000-memory.dmp

          Filesize

          64KB

        • memory/2448-43-0x0000000007160000-0x0000000007192000-memory.dmp

          Filesize

          200KB

        • memory/2448-44-0x0000000070FD0000-0x000000007101C000-memory.dmp

          Filesize

          304KB

        • memory/2448-19-0x0000000002870000-0x0000000002880000-memory.dmp

          Filesize

          64KB

        • memory/2448-54-0x0000000002870000-0x0000000002880000-memory.dmp

          Filesize

          64KB

        • memory/2448-56-0x00000000073A0000-0x0000000007443000-memory.dmp

          Filesize

          652KB

        • memory/2448-57-0x0000000007B30000-0x00000000081AA000-memory.dmp

          Filesize

          6.5MB

        • memory/2448-58-0x00000000074F0000-0x000000000750A000-memory.dmp

          Filesize

          104KB

        • memory/2448-59-0x0000000007560000-0x000000000756A000-memory.dmp

          Filesize

          40KB

        • memory/2448-60-0x0000000007770000-0x0000000007806000-memory.dmp

          Filesize

          600KB

        • memory/2448-61-0x00000000076F0000-0x0000000007701000-memory.dmp

          Filesize

          68KB

        • memory/2448-39-0x0000000005CD0000-0x0000000006024000-memory.dmp

          Filesize

          3.3MB

        • memory/2584-62-0x0000000006730000-0x0000000006780000-memory.dmp

          Filesize

          320KB

        • memory/2584-34-0x0000000005970000-0x00000000059D6000-memory.dmp

          Filesize

          408KB

        • memory/2584-28-0x0000000005860000-0x0000000005870000-memory.dmp

          Filesize

          64KB

        • memory/2584-24-0x0000000074CB0000-0x0000000075460000-memory.dmp

          Filesize

          7.7MB

        • memory/2584-22-0x0000000000400000-0x0000000000440000-memory.dmp

          Filesize

          256KB

        • memory/2584-70-0x0000000074CB0000-0x0000000075460000-memory.dmp

          Filesize

          7.7MB

        • memory/2584-71-0x0000000005860000-0x0000000005870000-memory.dmp

          Filesize

          64KB