Analysis

  • max time kernel
    125s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-09-2024 17:34

General

  • Target

    124d33304829.124d33304847.pdf.exe

  • Size

    766KB

  • MD5

    61cc67fc6107f2cc08444d2ad64912f8

  • SHA1

    356e95d3e1814859418a9bcad93508abb1309211

  • SHA256

    c7ee9124f10a69564f9f096cc641aaf1c005a5270c8b62781ab71ced91a941d2

  • SHA512

    f5afbff46989909790a7f2405af8e7010e3e5dac7dfac001e2d68d84215240a0b86a6f56ccf7a286509632de3bd96fb8d6d6c8624f75211c2b671e4678d00fd5

  • SSDEEP

    12288:G1ZF8K63T4C1YD9avcgbjy37yeWG2tDpmAxRa4frkbKBRnvP9:GyMKdyz5WFxJDkbepP

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.musabody.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    MUSAbody_victoria2018

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 1 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 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.

  • 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 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\124d33304829.124d33304847.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\124d33304829.124d33304847.pdf.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:1500
    • 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\124d33304829.124d33304847.pdf.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3148
    • C:\Users\Admin\AppData\Local\Temp\124d33304829.124d33304847.pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\124d33304829.124d33304847.pdf.exe"
      2⤵
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2612
  • 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 --field-trial-handle=3036,i,11251706013556949551,5157034131170452377,262144 --variations-seed-version --mojo-platform-channel-handle=1288 /prefetch:8
    1⤵
      PID:3492

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\124d33304829.124d33304847.pdf.exe.log

      Filesize

      1KB

      MD5

      8ec831f3e3a3f77e4a7b9cd32b48384c

      SHA1

      d83f09fd87c5bd86e045873c231c14836e76a05c

      SHA256

      7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

      SHA512

      26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_cmniiygx.vrx.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • memory/1500-10-0x000000000C580000-0x000000000C61C000-memory.dmp

      Filesize

      624KB

    • memory/1500-15-0x0000000075330000-0x0000000075AE0000-memory.dmp

      Filesize

      7.7MB

    • memory/1500-4-0x0000000075330000-0x0000000075AE0000-memory.dmp

      Filesize

      7.7MB

    • memory/1500-5-0x0000000005650000-0x000000000565A000-memory.dmp

      Filesize

      40KB

    • memory/1500-6-0x00000000058E0000-0x00000000058FE000-memory.dmp

      Filesize

      120KB

    • memory/1500-7-0x000000007533E000-0x000000007533F000-memory.dmp

      Filesize

      4KB

    • memory/1500-8-0x0000000075330000-0x0000000075AE0000-memory.dmp

      Filesize

      7.7MB

    • memory/1500-9-0x0000000002E80000-0x0000000002F02000-memory.dmp

      Filesize

      520KB

    • memory/1500-2-0x0000000005C30000-0x00000000061D4000-memory.dmp

      Filesize

      5.6MB

    • memory/1500-3-0x0000000005590000-0x0000000005622000-memory.dmp

      Filesize

      584KB

    • memory/1500-1-0x0000000000AF0000-0x0000000000BB6000-memory.dmp

      Filesize

      792KB

    • memory/1500-0-0x000000007533E000-0x000000007533F000-memory.dmp

      Filesize

      4KB

    • memory/2612-11-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2612-64-0x0000000075330000-0x0000000075AE0000-memory.dmp

      Filesize

      7.7MB

    • memory/2612-63-0x0000000075330000-0x0000000075AE0000-memory.dmp

      Filesize

      7.7MB

    • memory/2612-19-0x00000000052F0000-0x0000000005356000-memory.dmp

      Filesize

      408KB

    • memory/2612-37-0x00000000061A0000-0x00000000061F0000-memory.dmp

      Filesize

      320KB

    • memory/2612-33-0x0000000075330000-0x0000000075AE0000-memory.dmp

      Filesize

      7.7MB

    • memory/2612-14-0x0000000075330000-0x0000000075AE0000-memory.dmp

      Filesize

      7.7MB

    • memory/3148-28-0x0000000075330000-0x0000000075AE0000-memory.dmp

      Filesize

      7.7MB

    • memory/3148-51-0x00000000074B0000-0x0000000007B2A000-memory.dmp

      Filesize

      6.5MB

    • memory/3148-29-0x0000000005570000-0x00000000058C4000-memory.dmp

      Filesize

      3.3MB

    • memory/3148-21-0x00000000053A0000-0x0000000005406000-memory.dmp

      Filesize

      408KB

    • memory/3148-34-0x0000000005B50000-0x0000000005B6E000-memory.dmp

      Filesize

      120KB

    • memory/3148-35-0x0000000005BE0000-0x0000000005C2C000-memory.dmp

      Filesize

      304KB

    • memory/3148-18-0x0000000004D70000-0x0000000005398000-memory.dmp

      Filesize

      6.2MB

    • memory/3148-38-0x0000000006120000-0x0000000006152000-memory.dmp

      Filesize

      200KB

    • memory/3148-39-0x0000000070FB0000-0x0000000070FFC000-memory.dmp

      Filesize

      304KB

    • memory/3148-49-0x0000000006100000-0x000000000611E000-memory.dmp

      Filesize

      120KB

    • memory/3148-50-0x0000000006D80000-0x0000000006E23000-memory.dmp

      Filesize

      652KB

    • memory/3148-20-0x0000000004B80000-0x0000000004BA2000-memory.dmp

      Filesize

      136KB

    • memory/3148-52-0x0000000006E70000-0x0000000006E8A000-memory.dmp

      Filesize

      104KB

    • memory/3148-53-0x0000000006EE0000-0x0000000006EEA000-memory.dmp

      Filesize

      40KB

    • memory/3148-54-0x00000000070F0000-0x0000000007186000-memory.dmp

      Filesize

      600KB

    • memory/3148-55-0x0000000007070000-0x0000000007081000-memory.dmp

      Filesize

      68KB

    • memory/3148-56-0x00000000070A0000-0x00000000070AE000-memory.dmp

      Filesize

      56KB

    • memory/3148-57-0x00000000070B0000-0x00000000070C4000-memory.dmp

      Filesize

      80KB

    • memory/3148-58-0x00000000071B0000-0x00000000071CA000-memory.dmp

      Filesize

      104KB

    • memory/3148-59-0x0000000007190000-0x0000000007198000-memory.dmp

      Filesize

      32KB

    • memory/3148-62-0x0000000075330000-0x0000000075AE0000-memory.dmp

      Filesize

      7.7MB

    • memory/3148-16-0x0000000004590000-0x00000000045C6000-memory.dmp

      Filesize

      216KB

    • memory/3148-17-0x0000000075330000-0x0000000075AE0000-memory.dmp

      Filesize

      7.7MB