Overview

overview

10

Static

static

Business P...11.exe

windows7_x64

10

Business P...11.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    150s
  • max time network
    44s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    21-05-2022 02:05

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General

  • Target

    Business Proposal AECCFC Scope #20200511.exe

  • Size

    680KB

  • MD5

    3beb56d44ca6ca36b58b99ccff173d89

  • SHA1

    d497bad8ccce793615d22af8fb4f10f0ee830941

  • SHA256

    8a8ec6bb5e28a1314eab7ff5c9347bf7ddc567d6cd18f68d26abc364cea0ab8f

  • SHA512

    80d26b25643146f2c1f571757301e244ec9a0cd92e59376814bfc490e2b5704edc58cd14489fbe05e4e4e9235de3e14255c2b39bf12d8e87108a0899c314763c

Score
10/10
agentteslacollectioncoreentitykeyloggerrezer0spywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    mail.ilclaw.com.ph
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    P@ssw0rd

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • CoreEntity .NET Packer 1 IoCs

    A .NET packer called CoreEntity where it has embedded the payload as a BitMap object which is later decrypted.

    coreentity
  • 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 SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 25 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Business Proposal AECCFC Scope #20200511.exe
    "C:\Users\Admin\AppData\Local\Temp\Business Proposal AECCFC Scope #20200511.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2008
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\jUzYqTIu" /XML "C:\Users\Admin\AppData\Local\Temp\tmp33C.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1376
    • C:\Users\Admin\AppData\Local\Temp\Business Proposal AECCFC Scope #20200511.exe
      "{path}"
      2⤵
        PID:1372
      • C:\Users\Admin\AppData\Local\Temp\Business Proposal AECCFC Scope #20200511.exe
        "{path}"
        2⤵
          PID:1384
        • C:\Users\Admin\AppData\Local\Temp\Business Proposal AECCFC Scope #20200511.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:1728
          • C:\Windows\SysWOW64\netsh.exe
            "netsh" wlan show profile
            3⤵
              PID:2012

        Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\tmp33C.tmp
          Filesize

          1KB

          MD5

          3d2142c8e18fe42b716a1c2397af3b48

          SHA1

          a16ca693176f21b53f527c9fdb14570afd3ebb6c

          SHA256

          d109539e22b04728bfca46aa83dbf08160d149d4949c84d25a927bcf888c18c3

          SHA512

          98ec24302859edeb6d97008c50605d11e1bbd65750daf5b4de279835273473b11127321a02e024dfe9b7a1f07b9b31744c9d8bdbc98e4fb45f533ebaa0475888

          Download Submit

        • memory/1376-58-0x0000000000000000-mapping.dmp

          Download

        • memory/1728-64-0x0000000000400000-0x0000000000452000-memory.dmp

          Filesize

          328KB

          Download

        • memory/1728-60-0x0000000000400000-0x0000000000452000-memory.dmp

          Filesize

          328KB

          Download

        • memory/1728-61-0x0000000000400000-0x0000000000452000-memory.dmp

          Filesize

          328KB

          Download

        • memory/1728-63-0x0000000000400000-0x0000000000452000-memory.dmp

          Filesize

          328KB

          Download

        • memory/1728-66-0x000000000044C9AE-mapping.dmp

          Download

        • memory/1728-65-0x0000000000400000-0x0000000000452000-memory.dmp

          Filesize

          328KB

          Download

        • memory/1728-68-0x0000000000400000-0x0000000000452000-memory.dmp

          Filesize

          328KB

          Download

        • memory/1728-70-0x0000000000400000-0x0000000000452000-memory.dmp

          Filesize

          328KB

          Download

        • memory/2008-57-0x0000000000CC0000-0x0000000000D18000-memory.dmp

          Filesize

          352KB

          Download

        • memory/2008-56-0x00000000002E0000-0x00000000002E8000-memory.dmp

          Filesize

          32KB

          Download

        • memory/2008-55-0x0000000076191000-0x0000000076193000-memory.dmp

          Filesize

          8KB

          Download

        • memory/2008-54-0x0000000001210000-0x00000000012C0000-memory.dmp

          Filesize

          704KB

          Download

        • memory/2012-72-0x0000000000000000-mapping.dmp

          Download