Overview

overview

10

Static

static

BANK ACCOU...df.exe

windows7_x64

10

BANK ACCOU...df.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    99s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    20-06-2022 07:24

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General

  • Target

    BANK ACCOUNT DETAILS ATTACHED (wrong ) pdf.exe

  • Size

    717KB

  • MD5

    d82a7a301463ac0bf19630aadcfa16c6

  • SHA1

    deb2dbb58b6ecfb25cc68c96a1bcfffff34b1bcb

  • SHA256

    062ee3b51efe7baf8428abbd041c7f4dcaa8e59c5707505c144f8dbd92dc68c5

  • SHA512

    735dacc4993f641790aa9d741c6f4a6b1201f9fe124658c05bb4dcd07d6cd11e9a0e8b6777e55207aacdb3a24b5a2c67e4a6ab5e455f1cb5f941f7ca2f55862f

Score
10/10
agentteslacollectionkeyloggerspywarestealertrojan

Malware Config

Extracted

Credentials

  • Protocol:     smtp
  • Host:
    mail.asplparts.com
  • Port:
    587
  • Username:
    sales@asplparts.com
  • Password:
    f3nu6R4lH

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    mail.asplparts.com
  • Port:
    587
  • Username:
    sales@asplparts.com
  • Password:
    f3nu6R4lH

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

    spywarestealer
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

    spywarestealer
  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
    collection
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistence
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\BANK ACCOUNT DETAILS ATTACHED (wrong ) pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\BANK ACCOUNT DETAILS ATTACHED (wrong ) pdf.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:776
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\stcKlGt" /XML "C:\Users\Admin\AppData\Local\Temp\tmp703E.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2152
    • C:\Users\Admin\AppData\Local\Temp\BANK ACCOUNT DETAILS ATTACHED (wrong ) pdf.exe
      "{path}"
      2⤵
        PID:2748
      • C:\Users\Admin\AppData\Local\Temp\BANK ACCOUNT DETAILS ATTACHED (wrong ) pdf.exe
        "{path}"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        • outlook_office_path
        • outlook_win_path
        PID:1784
        • C:\Windows\SysWOW64\netsh.exe
          "netsh" wlan show profile
          3⤵
            PID:1924

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Initial Access

      Execution

      Scheduled Task

      1
      T1053

      Persistence

      Scheduled Task

      1
      T1053

      Privilege Escalation

      Scheduled Task

      1
      T1053

      Defense Evasion

      Credential Access

      Credentials in Files

      3
      T1081

      Discovery

      Query Registry

      1
      T1012

      System Information Discovery

      2
      T1082

      Lateral Movement

      Collection

      Data from Local System

      3
      T1005

      Email Collection

      1
      T1114

      Exfiltration

      Command and Control

      Impact

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\BANK ACCOUNT DETAILS ATTACHED (wrong ) pdf.exe.log
        Filesize

        1KB

        MD5

        400f1cc1a0a0ce1cdabda365ab3368ce

        SHA1

        1ecf683f14271d84f3b6063493dce00ff5f42075

        SHA256

        c8fa64f4b69df13ed6408fd4a204f318a36c2f38c85d4a4d42adfc9173f73765

        SHA512

        14c8cfd58d097e5e89c8cabe1e665173f1ccf604a9ef70cdcb84116e265f90819c19c891be408e0ad7e29086a5c2ea2883b7a7d1184878dbbac63e2cabcd1c45

        Download Submit
      • C:\Users\Admin\AppData\Local\Temp\tmp703E.tmp
        Filesize

        1KB

        MD5

        e9d980d2c8760032c87de4f97cdfebc6

        SHA1

        d1cbdab3790d4ed30a28493d3cfe08c620706313

        SHA256

        e62e160f59246a46c5cc8f2ed352fc8c6e5fbc70924a53420d43016ba3f17502

        SHA512

        06f3a04ea1b8ec304306ac5f28729a1fda8aa7c866e52db290c06114d7cb59295bbd8b5fbde2a12b7f3c9c279a403676d98dc68f5dfe28982333b34c785d9f4a

        Download Submit
      • memory/776-133-0x0000000005970000-0x000000000597A000-memory.dmp
        Filesize

        40KB

        Download
      • memory/776-130-0x0000000000960000-0x0000000000A1C000-memory.dmp
        Filesize

        752KB

        Download
      • memory/776-134-0x000000000A4E0000-0x000000000A57C000-memory.dmp
        Filesize

        624KB

        Download
      • memory/776-132-0x0000000005990000-0x0000000005A22000-memory.dmp
        Filesize

        584KB

        Download
      • memory/776-131-0x0000000005DA0000-0x0000000006344000-memory.dmp
        Filesize

        5.6MB

        Download
      • memory/1784-138-0x0000000000000000-mapping.dmp
        Download
      • memory/1784-139-0x0000000000400000-0x0000000000452000-memory.dmp
        Filesize

        328KB

        Download
      • memory/1784-141-0x0000000005FE0000-0x0000000006046000-memory.dmp
        Filesize

        408KB

        Download
      • memory/1784-142-0x00000000065A0000-0x00000000065F0000-memory.dmp
        Filesize

        320KB

        Download
      • memory/1924-143-0x0000000000000000-mapping.dmp
        Download
      • memory/2152-135-0x0000000000000000-mapping.dmp
        Download
      • memory/2748-137-0x0000000000000000-mapping.dmp
        Download