Overview

overview

10

Static

static

REQUEST FO...20.exe

windows7_x64

10

REQUEST FO...20.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    123s
  • max time network
    49s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    21-05-2022 01:32

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General

  • Target

    REQUEST FOR PROPOSAL - KHAI QUOC TDR-05052020.exe

  • Size

    599KB

  • MD5

    99f2fcd36d14a8993a1f5af2cba8d2ed

  • SHA1

    acfad8fb18e290240ddc2be6157057e2a89d5bb9

  • SHA256

    27ef45a0e5db4ffe4e67ae3ce507aaf93e5618df7a12f1d443a5aea81cb2a895

  • SHA512

    8fe37906c97bbc4f6b440deee253c7068b43e7f6a0363c014b542bca41d2231fda6454bbcfd99af67108b758a6ca515a9cb996ecabdde7e1b432bbed4772dcfd

Score
10/10
agentteslacollectionkeyloggerrezer0spywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    us2.smtp.mailhostbox.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    EQQDdWP2

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 6 IoCs
  • ReZer0 packer 1 IoCs

    Detects ReZer0, a packer with multiple versions used in various campaigns.

    rezer0
  • 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 5 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\REQUEST FOR PROPOSAL - KHAI QUOC TDR-05052020.exe
    "C:\Users\Admin\AppData\Local\Temp\REQUEST FOR PROPOSAL - KHAI QUOC TDR-05052020.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:800
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\eyeuKLWfEyt" /XML "C:\Users\Admin\AppData\Local\Temp\tmp95CB.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2036
    • C:\Users\Admin\AppData\Local\Temp\REQUEST FOR PROPOSAL - KHAI QUOC TDR-05052020.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:1976
      • C:\Windows\SysWOW64\netsh.exe
        "netsh" wlan show profile
        3⤵
          PID:1832

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmp95CB.tmp
      Filesize

      1KB

      MD5

      05b5206ba09d91020d2ffca136148391

      SHA1

      6ef6dbc2d52fd9f06d8cdb3e55d0ec94caf94763

      SHA256

      87d3f8d5598fbd69a10c69e78c85a63844019b66de34078e359f00b60db8bdd7

      SHA512

      d70b6d802b7ad7fbd027ac117eb073e605c4dd4e968e5666a6f26cd1a41d24545471d5a1aeb974ebe84284d163eef89378d2ab9d05ed3ed474ad8203a9bffc6a

      Download Submit
    • memory/800-54-0x00000000002C0000-0x000000000035E000-memory.dmp
      Filesize

      632KB

      Download
    • memory/800-55-0x00000000003A0000-0x00000000003FE000-memory.dmp
      Filesize

      376KB

      Download
    • memory/800-56-0x0000000000400000-0x0000000000408000-memory.dmp
      Filesize

      32KB

      Download
    • memory/800-57-0x0000000004A60000-0x0000000004AB8000-memory.dmp
      Filesize

      352KB

      Download
    • memory/1832-72-0x0000000000000000-mapping.dmp
      Download
    • memory/1976-68-0x0000000000400000-0x0000000000452000-memory.dmp
      Filesize

      328KB

      Download
    • memory/1976-61-0x0000000000400000-0x0000000000452000-memory.dmp
      Filesize

      328KB

      Download
    • memory/1976-63-0x0000000000400000-0x0000000000452000-memory.dmp
      Filesize

      328KB

      Download
    • memory/1976-64-0x0000000000400000-0x0000000000452000-memory.dmp
      Filesize

      328KB

      Download
    • memory/1976-65-0x0000000000400000-0x0000000000452000-memory.dmp
      Filesize

      328KB

      Download
    • memory/1976-66-0x000000000044CBBE-mapping.dmp
      Download
    • memory/1976-60-0x0000000000400000-0x0000000000452000-memory.dmp
      Filesize

      328KB

      Download
    • memory/1976-70-0x0000000000400000-0x0000000000452000-memory.dmp
      Filesize

      328KB

      Download
    • memory/1976-71-0x0000000076561000-0x0000000076563000-memory.dmp
      Filesize

      8KB

      Download
    • memory/2036-58-0x0000000000000000-mapping.dmp
      Download