Overview

overview

10

Static

static

PO IST-PO-...24.exe

windows7-x64

10

PO IST-PO-...24.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-12-2022 11:23

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General

  • Target

    PO IST-PO-2022-224.exe

  • Size

    681KB

  • MD5

    8b1515b8a1383499a1a50a048d6c8a5b

  • SHA1

    f167154cbd6d504463fe11f89d1f49bacb77db05

  • SHA256

    98e2349140954dcc6a9cf4cf4007adcbb10687fe04cdbfa88235523168b0ebc0

  • SHA512

    e8043a1074175c3312fee5f71dfc898e9d618dba6b022dbe25bc1c5c440b7fc42c088248e52ace7330b013351b0100d7519a2c125c9ea127adce04abeacd7701

  • SSDEEP

    12288:jkuiAafRnDJNwmENIG5wvgclycQlYRO+zHXIYKlSwx7IkNJfp/sVfdcLl:IucfRnsPNIJZGyO+z4Qw+m0

Score
10/10
agentteslacollectionkeyloggerspywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • 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
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • 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 4 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\PO IST-PO-2022-224.exe
    "C:\Users\Admin\AppData\Local\Temp\PO IST-PO-2022-224.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2484
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\pLhfIpEhSpGJOq" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2182.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:5080
    • C:\Users\Admin\AppData\Local\Temp\PO IST-PO-2022-224.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:3684

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp2182.tmp
    Filesize

    1KB

    MD5

    e5706710474e661619c64249abfe3ec1

    SHA1

    322590b8cdb0dcd28bea7982b0bebd18ad9ab77b

    SHA256

    96e2a8ce76d3c731aaa773f7ec8d9389defe4a2b5ed28d73c80dcf44bfd86521

    SHA512

    e39ae762f6f8cc11bad7260509b5fa5f32b4acfb17b938dbb2689b36fb717963ab7b420343051c414e6e3ca5f1197cd9792a7778e60bfd780f02228d6aa63304

    Download Submit
  • memory/2484-135-0x0000000000CB0000-0x0000000000D60000-memory.dmp
    Filesize

    704KB

    Download
  • memory/2484-136-0x0000000005CB0000-0x0000000006254000-memory.dmp
    Filesize

    5.6MB

    Download
  • memory/2484-137-0x00000000057A0000-0x0000000005832000-memory.dmp
    Filesize

    584KB

    Download
  • memory/2484-138-0x0000000005840000-0x00000000058DC000-memory.dmp
    Filesize

    624KB

    Download
  • memory/2484-139-0x00000000056E0000-0x00000000056EA000-memory.dmp
    Filesize

    40KB

    Download
  • memory/3684-142-0x0000000000000000-mapping.dmp
    Download
  • memory/3684-143-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

    Download
  • memory/3684-144-0x0000000006190000-0x00000000061F6000-memory.dmp
    Filesize

    408KB

    Download
  • memory/3684-145-0x0000000006CF0000-0x0000000006D40000-memory.dmp
    Filesize

    320KB

    Download
  • memory/5080-140-0x0000000000000000-mapping.dmp
    Download