Overview

overview

10

Static

static

new_PO.exe

windows7_x64

10

new_PO.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    187s
  • max time network
    208s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 01:31

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General

  • Target

    new_PO.exe

  • Size

    435KB

  • MD5

    1598fe2f01ebb7d03dd1513e4fb80ffd

  • SHA1

    8bb4691785e5723c41daf61d44213d571a0b762b

  • SHA256

    90d9c3dff4b28c843235e900ddf5a72b4db361c14b8ac486e871196e434df3b9

  • SHA512

    a8507d7e0211dbad826e1fbbdd7f009d8cafd484b034d810c95514606de46ca66a29caf3eb2b1483236f347a365e3294730a123f6d04fe5a0b4d7b51e71bf61c

Score
10/10
agentteslacollectionkeyloggerspywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    mail.ab-care.eu
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    bayar@2017@abcare

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 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\new_PO.exe
    "C:\Users\Admin\AppData\Local\Temp\new_PO.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1868
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\GAmjYrFvTNb" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5A02.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1976
    • C:\Users\Admin\AppData\Local\Temp\new_PO.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:260

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp5A02.tmp
    Filesize

    1KB

    MD5

    4ce413ba9b59b546e2ceb56001d34190

    SHA1

    dbb365ccdff970f9d01ff990683c1908a1188550

    SHA256

    618a6f6ec574c35ffe33cdbe0cb8848fc5a68faa64fb092ae12a014efa945c3a

    SHA512

    108b348bb68056123a85c18823078df646b5014a731c85845ae6997f545546ec23281bd90902c1266d1dbf29746b7356c159804c132f6238287f68c1ea1deff4

    Download Submit
  • memory/260-133-0x0000000000000000-mapping.dmp
    Download
  • memory/260-134-0x0000000000400000-0x0000000000450000-memory.dmp
    Filesize

    320KB

    Download
  • memory/260-135-0x0000000074BC0000-0x0000000075171000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/1868-130-0x0000000074BC0000-0x0000000075171000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/1976-131-0x0000000000000000-mapping.dmp
    Download