Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-10-2024 06:58

General

  • Target

    Cotización P13000996 pdf.exe

  • Size

    705KB

  • MD5

    cd3a6f4e87632d933a99502e32a34b73

  • SHA1

    0033645d2b94cf4e56c8ea6eb8508e3c2ee77b11

  • SHA256

    b7c70cd300732d7faad3e5a898a93b0dbff2a62ec9555eef0997af34baa721ca

  • SHA512

    5bb5961f2c0a22ac96ddbf6865ca73d308da2a9d0d04b4265debeed062ff56e7cff9cee8bf428f027f0849f27d01d84fa9b0e0b6902e8b594ceac2b7da73dc0b

  • SSDEEP

    12288:uyU5mU+8o1XTsMGQ8rbHJwVKlwIuyrxLr45MF1R43MtK6jO7i1DIYop:vUx4TXGtHFlwIvN05MF1Tj4i1DMp

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    us2.smtp.mailhostbox.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    w#chNV#1

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 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 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
  • Looks up external IP address via web service 1 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 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Cotización P13000996 pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\Cotización P13000996 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:1692
    • 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\Cotización P13000996 pdf.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4580
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\jHJQWf.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3244
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\jHJQWf" /XML "C:\Users\Admin\AppData\Local\Temp\tmpBF68.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:3432
    • C:\Users\Admin\AppData\Local\Temp\Cotización P13000996 pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\Cotización P13000996 pdf.exe"
      2⤵
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4692

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    18KB

    MD5

    d71cdad67faac2eb1572ae9aba20a5bc

    SHA1

    fa8d0d29cd72e9fb54d86d6ab71d2becd1009a0f

    SHA256

    9adc68bc3ca76ceb63c87c11d734b7911b2c6d5e7f29d628b7f2c708c8781c2d

    SHA512

    7d30702bab87e88bd787de79caa6bc1d11cafa92ed72b4369a2c691a6e57a37e287e3d2b0b8702720303df548c80dd7dbd300649e375fd30152a1ba47da702aa

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_pq4pw0nk.bmo.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpBF68.tmp

    Filesize

    1KB

    MD5

    599822bf9cc1c28a440063cebb796685

    SHA1

    a5717686edf11d2688d98a58c12bc060f9445590

    SHA256

    5d4a8692c7eb7b4e064b5a050fe8f3e112a0dbc5b1ae35bcbf2da4cef1ce46bb

    SHA512

    9a3ba6ef01da00f540b7c28fcef0f3c1d6e45bbf1f6eba8e90b7c32aac9a97d0ded985d988859921ad1d2f7ed5f74e01d6bfcdfbb5e9f4fd2304e5dab70b90e2

  • memory/1692-6-0x0000000004FB0000-0x000000000504C000-memory.dmp

    Filesize

    624KB

  • memory/1692-2-0x0000000005310000-0x00000000058B4000-memory.dmp

    Filesize

    5.6MB

  • memory/1692-5-0x0000000004CB0000-0x0000000004CBA000-memory.dmp

    Filesize

    40KB

  • memory/1692-48-0x0000000074AD0000-0x0000000075280000-memory.dmp

    Filesize

    7.7MB

  • memory/1692-7-0x0000000004F70000-0x0000000004F88000-memory.dmp

    Filesize

    96KB

  • memory/1692-8-0x0000000074ADE000-0x0000000074ADF000-memory.dmp

    Filesize

    4KB

  • memory/1692-9-0x0000000074AD0000-0x0000000075280000-memory.dmp

    Filesize

    7.7MB

  • memory/1692-10-0x0000000006140000-0x00000000061C4000-memory.dmp

    Filesize

    528KB

  • memory/1692-0-0x0000000074ADE000-0x0000000074ADF000-memory.dmp

    Filesize

    4KB

  • memory/1692-1-0x0000000000220000-0x00000000002D6000-memory.dmp

    Filesize

    728KB

  • memory/1692-3-0x0000000004D60000-0x0000000004DF2000-memory.dmp

    Filesize

    584KB

  • memory/1692-4-0x0000000074AD0000-0x0000000075280000-memory.dmp

    Filesize

    7.7MB

  • memory/3244-81-0x00000000075F0000-0x00000000075F8000-memory.dmp

    Filesize

    32KB

  • memory/3244-20-0x0000000074AD0000-0x0000000075280000-memory.dmp

    Filesize

    7.7MB

  • memory/3244-79-0x0000000007510000-0x0000000007524000-memory.dmp

    Filesize

    80KB

  • memory/3244-80-0x0000000007610000-0x000000000762A000-memory.dmp

    Filesize

    104KB

  • memory/3244-78-0x0000000007500000-0x000000000750E000-memory.dmp

    Filesize

    56KB

  • memory/3244-66-0x0000000070020000-0x000000007006C000-memory.dmp

    Filesize

    304KB

  • memory/3244-86-0x0000000074AD0000-0x0000000075280000-memory.dmp

    Filesize

    7.7MB

  • memory/3244-30-0x0000000074AD0000-0x0000000075280000-memory.dmp

    Filesize

    7.7MB

  • memory/3244-46-0x0000000074AD0000-0x0000000075280000-memory.dmp

    Filesize

    7.7MB

  • memory/4580-15-0x0000000002D70000-0x0000000002DA6000-memory.dmp

    Filesize

    216KB

  • memory/4580-65-0x0000000007A20000-0x0000000007A2A000-memory.dmp

    Filesize

    40KB

  • memory/4580-47-0x0000000006670000-0x000000000668E000-memory.dmp

    Filesize

    120KB

  • memory/4580-35-0x00000000060B0000-0x0000000006404000-memory.dmp

    Filesize

    3.3MB

  • memory/4580-49-0x0000000006730000-0x000000000677C000-memory.dmp

    Filesize

    304KB

  • memory/4580-61-0x0000000006C50000-0x0000000006C6E000-memory.dmp

    Filesize

    120KB

  • memory/4580-62-0x0000000007890000-0x0000000007933000-memory.dmp

    Filesize

    652KB

  • memory/4580-51-0x0000000070020000-0x000000007006C000-memory.dmp

    Filesize

    304KB

  • memory/4580-50-0x0000000007850000-0x0000000007882000-memory.dmp

    Filesize

    200KB

  • memory/4580-64-0x00000000079B0000-0x00000000079CA000-memory.dmp

    Filesize

    104KB

  • memory/4580-63-0x0000000008000000-0x000000000867A000-memory.dmp

    Filesize

    6.5MB

  • memory/4580-87-0x0000000074AD0000-0x0000000075280000-memory.dmp

    Filesize

    7.7MB

  • memory/4580-24-0x0000000005A00000-0x0000000005A66000-memory.dmp

    Filesize

    408KB

  • memory/4580-76-0x0000000007C30000-0x0000000007CC6000-memory.dmp

    Filesize

    600KB

  • memory/4580-77-0x0000000007BB0000-0x0000000007BC1000-memory.dmp

    Filesize

    68KB

  • memory/4580-23-0x0000000005860000-0x00000000058C6000-memory.dmp

    Filesize

    408KB

  • memory/4580-22-0x00000000057C0000-0x00000000057E2000-memory.dmp

    Filesize

    136KB

  • memory/4580-19-0x0000000074AD0000-0x0000000075280000-memory.dmp

    Filesize

    7.7MB

  • memory/4580-18-0x0000000074AD0000-0x0000000075280000-memory.dmp

    Filesize

    7.7MB

  • memory/4580-17-0x0000000005A80000-0x00000000060A8000-memory.dmp

    Filesize

    6.2MB

  • memory/4580-16-0x0000000074AD0000-0x0000000075280000-memory.dmp

    Filesize

    7.7MB

  • memory/4692-45-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/4692-88-0x0000000006740000-0x0000000006790000-memory.dmp

    Filesize

    320KB