Analysis

  • max time kernel
    121s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-01-2025 02:29

General

  • Target

    67cc97b2f5e9d35039589c92c7f6fda7831af0f259ddf248fb166664e4027b91.exe

  • Size

    858KB

  • MD5

    b67477603738159b912b0aa9c197897f

  • SHA1

    51a14b917e8393a3c1ded172bb04c494fdd727e3

  • SHA256

    67cc97b2f5e9d35039589c92c7f6fda7831af0f259ddf248fb166664e4027b91

  • SHA512

    685fe67b8a5d565ccdaf793a7a25dcd84789ac62e8f747800268a547af2771cfa7b11e758a7255e5d57117fd8151364d296b52aed4ad4d96c5752cd6b0164cc4

  • SSDEEP

    12288:vTEAWYMV+I4MVKWLFRLvHG0YV0k6LbRbMhG8FjrPqre71+8cYLsm2F9QykR:LhGRgYXYak6LbRR8F3inBYsm2LQB

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot5145135161:AAFnBnjYGtIUE_EwGqQ3-YIV1FOEItrzy8c/

Signatures

  • AgentTesla

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

  • Agenttesla family
  • 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 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 2 IoCs

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

  • 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 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 26 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\67cc97b2f5e9d35039589c92c7f6fda7831af0f259ddf248fb166664e4027b91.exe
    "C:\Users\Admin\AppData\Local\Temp\67cc97b2f5e9d35039589c92c7f6fda7831af0f259ddf248fb166664e4027b91.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:2452
    • 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\67cc97b2f5e9d35039589c92c7f6fda7831af0f259ddf248fb166664e4027b91.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4764
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\wTyVrj.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2532
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\wTyVrj" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD1B7.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:1992
    • C:\Users\Admin\AppData\Local\Temp\67cc97b2f5e9d35039589c92c7f6fda7831af0f259ddf248fb166664e4027b91.exe
      "C:\Users\Admin\AppData\Local\Temp\67cc97b2f5e9d35039589c92c7f6fda7831af0f259ddf248fb166664e4027b91.exe"
      2⤵
        PID:3980
      • C:\Users\Admin\AppData\Local\Temp\67cc97b2f5e9d35039589c92c7f6fda7831af0f259ddf248fb166664e4027b91.exe
        "C:\Users\Admin\AppData\Local\Temp\67cc97b2f5e9d35039589c92c7f6fda7831af0f259ddf248fb166664e4027b91.exe"
        2⤵
          PID:1032
        • C:\Users\Admin\AppData\Local\Temp\67cc97b2f5e9d35039589c92c7f6fda7831af0f259ddf248fb166664e4027b91.exe
          "C:\Users\Admin\AppData\Local\Temp\67cc97b2f5e9d35039589c92c7f6fda7831af0f259ddf248fb166664e4027b91.exe"
          2⤵
            PID:3840
          • C:\Users\Admin\AppData\Local\Temp\67cc97b2f5e9d35039589c92c7f6fda7831af0f259ddf248fb166664e4027b91.exe
            "C:\Users\Admin\AppData\Local\Temp\67cc97b2f5e9d35039589c92c7f6fda7831af0f259ddf248fb166664e4027b91.exe"
            2⤵
            • Accesses Microsoft Outlook profiles
            • Adds Run key to start application
            • System Location Discovery: System Language Discovery
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of SetWindowsHookEx
            • outlook_office_path
            • outlook_win_path
            PID:3380

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        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

          d32c24558ee04e9e7e2631ff11571f33

          SHA1

          344ec793b231097f3c816cdbf240859fd838a17d

          SHA256

          c855a22d71fe33d759bda03458112b769a57f90b0351638fbb1ec2e372aa53ef

          SHA512

          65b6ad39aff0e3e628f2ffd772046c9a9706770483dc189ec5c5bf538fede81fbb042052f7da5e4497dc1b5bf7620ea6f3c59d990554ff8e0f97c7e8023de6af

        • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_vbp5sg0j.s2i.ps1

          Filesize

          60B

          MD5

          d17fe0a3f47be24a6453e9ef58c94641

          SHA1

          6ab83620379fc69f80c0242105ddffd7d98d5d9d

          SHA256

          96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

          SHA512

          5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

        • C:\Users\Admin\AppData\Local\Temp\tmpD1B7.tmp

          Filesize

          1KB

          MD5

          80370fbde1fc6d4d4829dc39c82f788a

          SHA1

          86a38bc2304e6e3526bd430525089b178f2612c7

          SHA256

          7776083d998a2d492098c91e39536e6ce1bcb4b7ae0012e38536072095382254

          SHA512

          02f43974a65f0d4dd2789aa8d44d46b376285e38650aa0dc12dd4e33ddad6520d6fbb35a5f3f1a165da4a1cd5d68ea9c52646d6682fd5d86180d55d78f82a6e4

        • memory/2452-4-0x0000000005A80000-0x0000000005A8A000-memory.dmp

          Filesize

          40KB

        • memory/2452-6-0x0000000005B30000-0x0000000005BCC000-memory.dmp

          Filesize

          624KB

        • memory/2452-5-0x0000000075080000-0x0000000075830000-memory.dmp

          Filesize

          7.7MB

        • memory/2452-7-0x0000000005DB0000-0x0000000005DCC000-memory.dmp

          Filesize

          112KB

        • memory/2452-8-0x000000007508E000-0x000000007508F000-memory.dmp

          Filesize

          4KB

        • memory/2452-9-0x0000000075080000-0x0000000075830000-memory.dmp

          Filesize

          7.7MB

        • memory/2452-10-0x0000000006F50000-0x0000000006FC6000-memory.dmp

          Filesize

          472KB

        • memory/2452-3-0x00000000058C0000-0x0000000005952000-memory.dmp

          Filesize

          584KB

        • memory/2452-2-0x0000000005DD0000-0x0000000006374000-memory.dmp

          Filesize

          5.6MB

        • memory/2452-0-0x000000007508E000-0x000000007508F000-memory.dmp

          Filesize

          4KB

        • memory/2452-48-0x0000000075080000-0x0000000075830000-memory.dmp

          Filesize

          7.7MB

        • memory/2452-1-0x0000000000E00000-0x0000000000EDA000-memory.dmp

          Filesize

          872KB

        • memory/2532-76-0x0000000007620000-0x000000000762A000-memory.dmp

          Filesize

          40KB

        • memory/2532-65-0x00000000075B0000-0x00000000075CA000-memory.dmp

          Filesize

          104KB

        • memory/2532-22-0x0000000075080000-0x0000000075830000-memory.dmp

          Filesize

          7.7MB

        • memory/2532-101-0x0000000075080000-0x0000000075830000-memory.dmp

          Filesize

          7.7MB

        • memory/2532-64-0x0000000007BF0000-0x000000000826A000-memory.dmp

          Filesize

          6.5MB

        • memory/2532-44-0x0000000075080000-0x0000000075830000-memory.dmp

          Filesize

          7.7MB

        • memory/2532-52-0x00000000758E0000-0x000000007592C000-memory.dmp

          Filesize

          304KB

        • memory/2532-63-0x00000000072A0000-0x0000000007343000-memory.dmp

          Filesize

          652KB

        • memory/2532-62-0x0000000006850000-0x000000000686E000-memory.dmp

          Filesize

          120KB

        • memory/2532-33-0x0000000075080000-0x0000000075830000-memory.dmp

          Filesize

          7.7MB

        • memory/2532-49-0x0000000006280000-0x000000000629E000-memory.dmp

          Filesize

          120KB

        • memory/2532-51-0x0000000007220000-0x0000000007252000-memory.dmp

          Filesize

          200KB

        • memory/2532-50-0x0000000006350000-0x000000000639C000-memory.dmp

          Filesize

          304KB

        • memory/3380-46-0x0000000000400000-0x0000000000430000-memory.dmp

          Filesize

          192KB

        • memory/3380-87-0x0000000006EB0000-0x0000000007072000-memory.dmp

          Filesize

          1.8MB

        • memory/3380-84-0x0000000006C90000-0x0000000006CE0000-memory.dmp

          Filesize

          320KB

        • memory/4764-80-0x0000000007540000-0x000000000754E000-memory.dmp

          Filesize

          56KB

        • memory/4764-82-0x0000000007650000-0x000000000766A000-memory.dmp

          Filesize

          104KB

        • memory/4764-34-0x00000000058F0000-0x0000000005C44000-memory.dmp

          Filesize

          3.3MB

        • memory/4764-66-0x00000000758E0000-0x000000007592C000-memory.dmp

          Filesize

          304KB

        • memory/4764-17-0x00000000050E0000-0x0000000005708000-memory.dmp

          Filesize

          6.2MB

        • memory/4764-77-0x0000000007590000-0x0000000007626000-memory.dmp

          Filesize

          600KB

        • memory/4764-78-0x0000000007510000-0x0000000007521000-memory.dmp

          Filesize

          68KB

        • memory/4764-20-0x0000000004F10000-0x0000000004F32000-memory.dmp

          Filesize

          136KB

        • memory/4764-81-0x0000000007550000-0x0000000007564000-memory.dmp

          Filesize

          80KB

        • memory/4764-23-0x0000000005880000-0x00000000058E6000-memory.dmp

          Filesize

          408KB

        • memory/4764-83-0x0000000007630000-0x0000000007638000-memory.dmp

          Filesize

          32KB

        • memory/4764-45-0x0000000075080000-0x0000000075830000-memory.dmp

          Filesize

          7.7MB

        • memory/4764-15-0x00000000026C0000-0x00000000026F6000-memory.dmp

          Filesize

          216KB

        • memory/4764-21-0x0000000005030000-0x0000000005096000-memory.dmp

          Filesize

          408KB

        • memory/4764-100-0x0000000075080000-0x0000000075830000-memory.dmp

          Filesize

          7.7MB

        • memory/4764-16-0x0000000075080000-0x0000000075830000-memory.dmp

          Filesize

          7.7MB

        • memory/4764-18-0x0000000075080000-0x0000000075830000-memory.dmp

          Filesize

          7.7MB