Overview

overview

10

Static

static

P.I. Ref P...16.exe

windows7_x64

3

P.I. Ref P...16.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    151s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 00:13

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General

  • Target

    P.I. Ref P.I051216.exe

  • Size

    507KB

  • MD5

    e5181badd9a9331327095df2f2fb4255

  • SHA1

    0c428ad1712ba41675170773e1216f9b681dee47

  • SHA256

    75e41eb7b9f88a279e41be0944ebe10df52c768f5b4992597d693fe58d96f4f1

  • SHA512

    d4970a70f0e055cd083bd47ccd1c8ee6d78ed02f32b1f427aca01262eb2211a8ab0b69b71a69f6339fc4c6227295c9c2dfabb0952bd816ff1e74d4c9fe6032e9

Score
10/10
agentteslacollectionkeyloggerspywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    quaresma11

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\P.I. Ref P.I051216.exe
    "C:\Users\Admin\AppData\Local\Temp\P.I. Ref P.I051216.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1788
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ZDPDyyzaJA" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB14E.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4348
    • C:\Users\Admin\AppData\Local\Temp\P.I. Ref P.I051216.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:4132
      • C:\Windows\SysWOW64\netsh.exe
        "netsh" wlan show profile
        3⤵
          PID:1740

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Scheduled Task

    1
    T1053

    Persistence

    Scheduled Task

    1
    T1053

    Privilege Escalation

    Scheduled Task

    1
    T1053

    Defense Evasion

    Credential Access

    Credentials in Files

    3
    T1081

    Discovery

    Query Registry

    1
    T1012

    System Information Discovery

    2
    T1082

    Lateral Movement

    Collection

    Data from Local System

    3
    T1005

    Email Collection

    1
    T1114

    Exfiltration

    Command and Control

    Impact

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmpB14E.tmp
      Filesize

      1KB

      MD5

      3946182f40927b0811b7a7c873ed5b9c

      SHA1

      e001da365dea8b30cb58d87f952adb201fcbc75a

      SHA256

      660cf04c78d5a5c437e960c5b800c6c7d9e48edb24402029d56fab24b62159cc

      SHA512

      86e998eb691b30eb098b6a20a1f4ed3af4272c4eb5c58218144e460725042a7d0c587986485e0977723e3a888e13f8fda355d66be597f01b016e42a7f9ea01f1

      Download Submit
    • memory/1740-136-0x0000000000000000-mapping.dmp
      Download
    • memory/1788-130-0x0000000074C00000-0x00000000751B1000-memory.dmp
      Filesize

      5.7MB

      Download
    • memory/4132-133-0x0000000000000000-mapping.dmp
      Download
    • memory/4132-134-0x0000000000400000-0x0000000000452000-memory.dmp
      Filesize

      328KB

      Download
    • memory/4132-135-0x0000000074C00000-0x00000000751B1000-memory.dmp
      Filesize

      5.7MB

      Download
    • memory/4348-131-0x0000000000000000-mapping.dmp
      Download