Overview

overview

10

Static

static

INV0093223.exe

windows7_x64

10

INV0093223.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    105s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 00:36

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General

  • Target

    INV0093223.exe

  • Size

    718KB

  • MD5

    8f45acc5673d3d94ed589d7c47847fbd

  • SHA1

    4114cfd0d59f84221688ae0d7ca6a3876cabda16

  • SHA256

    efb0614d2ed991a28fb923ed15a74ecf24bbaea76e767f16213c752962c103df

  • SHA512

    a3324d8a47e70875a186f89f951ed94bddf012b1cad97f0b4637ffd6224292bb22726fd295d796de2a836dbdc62e45959f667e0821169efa6396c7389edc2865

Score
10/10
agentteslacollectionkeyloggerspywarestealertrojan

Malware Config

Extracted

Credentials

  • Protocol:     smtp
  • Host:
    mail.dogulumetal.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    DMaslak2950**

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    mail.dogulumetal.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    DMaslak2950**

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\INV0093223.exe
    "C:\Users\Admin\AppData\Local\Temp\INV0093223.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3384
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\&startupname&" /XML "C:\Users\Admin\AppData\Local\Temp\tmp638C.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4900
    • C:\Users\Admin\AppData\Local\Temp\INV0093223.exe
      "{path}"
      2⤵
        PID:804
      • C:\Users\Admin\AppData\Local\Temp\INV0093223.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:3908

    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\tmp638C.tmp
      Filesize

      1KB

      MD5

      ab9f8a9574d9209cd8666decb37e33cc

      SHA1

      b768b98d37b96bcf5eeeb4bae10589a196b66db2

      SHA256

      2c052172f943620c36053efd2ab1d6ef9fbb671c55669b9f49430f0f7acd7704

      SHA512

      5059538580cce17a2c7516e3117297310455e38ff32d51c6e17ef188448ce3567f9c968ad478df725ed2ce8630ceee2340246264a6e60877895591a67d45da70

      Download Submit
    • memory/804-133-0x0000000000000000-mapping.dmp
      Download
    • memory/3384-130-0x0000000074F90000-0x0000000075541000-memory.dmp
      Filesize

      5.7MB

      Download
    • memory/3908-134-0x0000000000000000-mapping.dmp
      Download
    • memory/3908-135-0x0000000000400000-0x000000000044A000-memory.dmp
      Filesize

      296KB

      Download
    • memory/3908-136-0x0000000074F90000-0x0000000075541000-memory.dmp
      Filesize

      5.7MB

      Download
    • memory/4900-131-0x0000000000000000-mapping.dmp
      Download