Analysis

  • max time kernel
    147s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-07-2024 08:43

General

  • Target

    1/3bfcb4f798ba63a1d18887cb67c90e083d5561a58136a892bd9944528c707671.exe

  • Size

    731KB

  • MD5

    bd1050f3642d22733a30cd101f591713

  • SHA1

    5a6553bea21e2df2307ed5c843072bcb023566be

  • SHA256

    3bfcb4f798ba63a1d18887cb67c90e083d5561a58136a892bd9944528c707671

  • SHA512

    6cc19b1df105d9f4e76c39f7be79c9a5a42fdb338a8b56b1d16e1343221e36552344fc30aa8c2bf4d48781694a412dcddb5858a36c643706bc778b0b8cc59883

  • SSDEEP

    12288:tmoDWx2PQfRcudR5C3T+Lc7vaVs95ucinaj13Tp8K2:tHawMR9/gDR5yrQx2K2

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    ftp.libreriagandhi.cl
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    x6p2^m#1#~+O

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.libreriagandhi.cl
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    x6p2^m#1#~+O

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 2 TTPs

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

  • 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).

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1\3bfcb4f798ba63a1d18887cb67c90e083d5561a58136a892bd9944528c707671.exe
    "C:\Users\Admin\AppData\Local\Temp\1\3bfcb4f798ba63a1d18887cb67c90e083d5561a58136a892bd9944528c707671.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4892
    • 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\1\3bfcb4f798ba63a1d18887cb67c90e083d5561a58136a892bd9944528c707671.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5056
    • C:\Users\Admin\AppData\Local\Temp\1\3bfcb4f798ba63a1d18887cb67c90e083d5561a58136a892bd9944528c707671.exe
      "C:\Users\Admin\AppData\Local\Temp\1\3bfcb4f798ba63a1d18887cb67c90e083d5561a58136a892bd9944528c707671.exe"
      2⤵
        PID:5076
      • C:\Users\Admin\AppData\Local\Temp\1\3bfcb4f798ba63a1d18887cb67c90e083d5561a58136a892bd9944528c707671.exe
        "C:\Users\Admin\AppData\Local\Temp\1\3bfcb4f798ba63a1d18887cb67c90e083d5561a58136a892bd9944528c707671.exe"
        2⤵
          PID:2700
        • C:\Users\Admin\AppData\Local\Temp\1\3bfcb4f798ba63a1d18887cb67c90e083d5561a58136a892bd9944528c707671.exe
          "C:\Users\Admin\AppData\Local\Temp\1\3bfcb4f798ba63a1d18887cb67c90e083d5561a58136a892bd9944528c707671.exe"
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4236

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_enpjlybw.pe1.ps1

        Filesize

        60B

        MD5

        d17fe0a3f47be24a6453e9ef58c94641

        SHA1

        6ab83620379fc69f80c0242105ddffd7d98d5d9d

        SHA256

        96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

        SHA512

        5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

      • memory/4236-13-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB

      • memory/4236-24-0x0000000074C70000-0x0000000075420000-memory.dmp

        Filesize

        7.7MB

      • memory/4236-57-0x00000000068A0000-0x00000000068F0000-memory.dmp

        Filesize

        320KB

      • memory/4236-18-0x0000000005320000-0x0000000005386000-memory.dmp

        Filesize

        408KB

      • memory/4236-63-0x0000000074C70000-0x0000000075420000-memory.dmp

        Filesize

        7.7MB

      • memory/4236-15-0x0000000074C70000-0x0000000075420000-memory.dmp

        Filesize

        7.7MB

      • memory/4892-10-0x0000000006590000-0x000000000659E000-memory.dmp

        Filesize

        56KB

      • memory/4892-5-0x0000000074C70000-0x0000000075420000-memory.dmp

        Filesize

        7.7MB

      • memory/4892-9-0x0000000006540000-0x000000000655A000-memory.dmp

        Filesize

        104KB

      • memory/4892-0-0x0000000074C7E000-0x0000000074C7F000-memory.dmp

        Filesize

        4KB

      • memory/4892-11-0x00000000065B0000-0x0000000006634000-memory.dmp

        Filesize

        528KB

      • memory/4892-12-0x0000000009060000-0x00000000090FC000-memory.dmp

        Filesize

        624KB

      • memory/4892-7-0x0000000005A50000-0x0000000005A62000-memory.dmp

        Filesize

        72KB

      • memory/4892-8-0x00000000063C0000-0x00000000063E2000-memory.dmp

        Filesize

        136KB

      • memory/4892-17-0x0000000074C70000-0x0000000075420000-memory.dmp

        Filesize

        7.7MB

      • memory/4892-6-0x00000000050A0000-0x00000000053F4000-memory.dmp

        Filesize

        3.3MB

      • memory/4892-4-0x0000000004FE0000-0x0000000004FEA000-memory.dmp

        Filesize

        40KB

      • memory/4892-3-0x0000000004E10000-0x0000000004EA2000-memory.dmp

        Filesize

        584KB

      • memory/4892-2-0x0000000005480000-0x0000000005A24000-memory.dmp

        Filesize

        5.6MB

      • memory/4892-1-0x0000000000380000-0x000000000043C000-memory.dmp

        Filesize

        752KB

      • memory/5056-23-0x0000000004FA0000-0x0000000005006000-memory.dmp

        Filesize

        408KB

      • memory/5056-50-0x0000000007920000-0x0000000007F9A000-memory.dmp

        Filesize

        6.5MB

      • memory/5056-22-0x0000000074C70000-0x0000000075420000-memory.dmp

        Filesize

        7.7MB

      • memory/5056-19-0x0000000074C70000-0x0000000075420000-memory.dmp

        Filesize

        7.7MB

      • memory/5056-25-0x0000000005980000-0x0000000005CD4000-memory.dmp

        Filesize

        3.3MB

      • memory/5056-35-0x0000000005FC0000-0x0000000005FDE000-memory.dmp

        Filesize

        120KB

      • memory/5056-36-0x0000000005FE0000-0x000000000602C000-memory.dmp

        Filesize

        304KB

      • memory/5056-37-0x0000000006590000-0x00000000065C2000-memory.dmp

        Filesize

        200KB

      • memory/5056-38-0x00000000708F0000-0x000000007093C000-memory.dmp

        Filesize

        304KB

      • memory/5056-48-0x0000000006570000-0x000000000658E000-memory.dmp

        Filesize

        120KB

      • memory/5056-49-0x0000000006FA0000-0x0000000007043000-memory.dmp

        Filesize

        652KB

      • memory/5056-21-0x0000000074C70000-0x0000000075420000-memory.dmp

        Filesize

        7.7MB

      • memory/5056-51-0x00000000072E0000-0x00000000072FA000-memory.dmp

        Filesize

        104KB

      • memory/5056-52-0x0000000007350000-0x000000000735A000-memory.dmp

        Filesize

        40KB

      • memory/5056-53-0x0000000007560000-0x00000000075F6000-memory.dmp

        Filesize

        600KB

      • memory/5056-54-0x00000000074E0000-0x00000000074F1000-memory.dmp

        Filesize

        68KB

      • memory/5056-55-0x0000000007510000-0x000000000751E000-memory.dmp

        Filesize

        56KB

      • memory/5056-56-0x0000000007520000-0x0000000007534000-memory.dmp

        Filesize

        80KB

      • memory/5056-20-0x00000000051D0000-0x00000000057F8000-memory.dmp

        Filesize

        6.2MB

      • memory/5056-58-0x0000000007620000-0x000000000763A000-memory.dmp

        Filesize

        104KB

      • memory/5056-59-0x0000000007600000-0x0000000007608000-memory.dmp

        Filesize

        32KB

      • memory/5056-62-0x0000000074C70000-0x0000000075420000-memory.dmp

        Filesize

        7.7MB

      • memory/5056-16-0x00000000026A0000-0x00000000026D6000-memory.dmp

        Filesize

        216KB