Overview

overview

10

Static

static

PO 867665#.exe

windows7_x64

10

PO 867665#.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    144s
  • max time network
    134s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 01:51

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General

  • Target

    PO 867665#.exe

  • Size

    480KB

  • MD5

    c42a24e45966ba0b198b8b6bf35c6cc1

  • SHA1

    4af5d0d30c9cbd2a1409453f22f62aeddaab2705

  • SHA256

    5b1b8f25badc68e5ea51912e4d56c879a1a2e9ba3743c87a5c31843bb0ab099f

  • SHA512

    79005a949dceef1f1796a42b1ef33451d582fcf6068d8ed17d61dd9a203bab2a1578e348a631513b11452d95830c0b9d3c370a0875564834d4464fc94171c0a5

Score
10/10
agentteslacollectionevasionkeyloggerspywarestealertrojan

Malware Config

Extracted

Credentials

  • Protocol:     smtp
  • Host:
    mail.fakly-cambodia.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Mmhh#2014

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    mail.fakly-cambodia.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Mmhh#2014

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 1 IoCs
  • Looks for VirtualBox Guest Additions in registry 2 TTPs
    evasion
  • Looks for VMWare Tools registry key 2 TTPs
    evasion
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • 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
  • Maps connected drives based on registry 3 TTPs 2 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • 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 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PO 867665#.exe
    "C:\Users\Admin\AppData\Local\Temp\PO 867665#.exe"
    1⤵
    • Checks BIOS information in registry
    • Checks computer location settings
    • Maps connected drives based on registry
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4144
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\IKRiqY" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB5B3.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4828
    • C:\Users\Admin\AppData\Local\Temp\PO 867665#.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      • outlook_office_path
      • outlook_win_path
      PID:216
      • C:\Windows\SysWOW64\netsh.exe
        "netsh" wlan show profile
        3⤵
          PID:3904

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmpB5B3.tmp
      Filesize

      1KB

      MD5

      c411ae9898f9b167ba635ac2729afc1b

      SHA1

      b5c52dbe6a783a6818401416ea5e4b664ba81e89

      SHA256

      78e72980e160921990c7d65e87425aa219446305f6dda644eb4d1cc8afdcc46b

      SHA512

      d11ac858452132064eb78d8700433c4cc61ca161252e0c448cbac4c76f7486920a944644593936eb5f4edd39c226356e5889c3c73f546761f8407f6d74276cb5

      Download Submit
    • memory/216-138-0x0000000000000000-mapping.dmp
      Download
    • memory/216-139-0x0000000000400000-0x0000000000452000-memory.dmp
      Filesize

      328KB

      Download
    • memory/216-141-0x0000000006660000-0x00000000066B0000-memory.dmp
      Filesize

      320KB

      Download
    • memory/3904-140-0x0000000000000000-mapping.dmp
      Download
    • memory/4144-130-0x0000000000CB0000-0x0000000000D2E000-memory.dmp
      Filesize

      504KB

      Download
    • memory/4144-131-0x0000000005D20000-0x00000000062C4000-memory.dmp
      Filesize

      5.6MB

      Download
    • memory/4144-132-0x00000000056C0000-0x0000000005752000-memory.dmp
      Filesize

      584KB

      Download
    • memory/4144-133-0x0000000005780000-0x000000000578A000-memory.dmp
      Filesize

      40KB

      Download
    • memory/4144-134-0x0000000006400000-0x000000000649C000-memory.dmp
      Filesize

      624KB

      Download
    • memory/4144-135-0x0000000005C90000-0x0000000005CF6000-memory.dmp
      Filesize

      408KB

      Download
    • memory/4828-136-0x0000000000000000-mapping.dmp
      Download