Overview

overview

10

Static

static

doc 303_enquiry.exe

windows7-x64

10

doc 303_enquiry.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    89s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-10-2022 09:15

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General

  • Target

    doc 303_enquiry.exe

  • Size

    814KB

  • MD5

    a272f0c47ecc73bafa2be978aaa52f2c

  • SHA1

    4f56b416e11b9945e3fe333ce5f253138d00582d

  • SHA256

    3002bb72af39ae153d59ae00303781c4c46e0bce963ff41191a9416aac993498

  • SHA512

    093ebcf4ec96452e70762a4b742dc1a7eddc00eb2c356867765066d016ec8481222c0d6ae74a3d6242f39207cc3163ba1c2998940cb9fe0079fa822af05a9577

  • SSDEEP

    12288:ceBHaPSRzHs5qyLROBR6C/mCl5T3JsEjbj6aY19cctHJ85:ZHXRzMcydOBRtN95s6e9zQ

Score
10/10
agentteslacollectionkeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Credentials

  • Protocol:     smtp
  • Host:
    mail.hebcongroup.com
  • Port:
    587
  • Username:
    construction@hebcongroup.com
  • Password:
    Hebron4567##@

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • Drops file in Drivers directory 1 IoCs
  • 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
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Suspicious use of SetThreadContext 1 IoCs
  • 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\doc 303_enquiry.exe
    "C:\Users\Admin\AppData\Local\Temp\doc 303_enquiry.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5036
    • C:\Users\Admin\AppData\Local\Temp\doc 303_enquiry.exe
      "C:\Users\Admin\AppData\Local\Temp\doc 303_enquiry.exe"
      2⤵
        PID:3680
      • C:\Users\Admin\AppData\Local\Temp\doc 303_enquiry.exe
        "C:\Users\Admin\AppData\Local\Temp\doc 303_enquiry.exe"
        2⤵
        • Drops file in Drivers directory
        • Accesses Microsoft Outlook profiles
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • outlook_office_path
        • outlook_win_path
        PID:2556

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Persistence

    Registry Run Keys / Startup Folder

    1
    T1060

    Privilege Escalation

    Defense Evasion

    Modify Registry

    1
    T1112

    Credential Access

    Credentials in Files

    3
    T1081

    Discovery

    Lateral Movement

    Collection

    Data from Local System

    3
    T1005

    Email Collection

    1
    T1114

    Exfiltration

    Command and Control

    Impact

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\doc 303_enquiry.exe.log
      Filesize

      1KB

      MD5

      e08f822522c617a40840c62e4b0fb45e

      SHA1

      ae516dca4da5234be6676d3f234c19ec55725be7

      SHA256

      bd9d5e9f7fe6fcff17d873555d4077d15f7d6cdda1183e7f7d278b735ffe1fd7

      SHA512

      894a7fb7bbc18ac6ba13378f58a7db80ad00d6080be9a66b01cae8e23e41d9d2d4cd53c1e20669356b73590c8a3ebfda4bdda3258f81240db56c4a81b7313fe4

      Download Submit
    • memory/2556-139-0x0000000000000000-mapping.dmp
      Download
    • memory/2556-140-0x0000000000400000-0x000000000043A000-memory.dmp
      Filesize

      232KB

      Download
    • memory/2556-142-0x0000000008600000-0x0000000008650000-memory.dmp
      Filesize

      320KB

      Download
    • memory/3680-138-0x0000000000000000-mapping.dmp
      Download
    • memory/5036-132-0x0000000000910000-0x00000000009E2000-memory.dmp
      Filesize

      840KB

      Download
    • memory/5036-133-0x0000000005770000-0x0000000005D14000-memory.dmp
      Filesize

      5.6MB

      Download
    • memory/5036-134-0x0000000005260000-0x00000000052F2000-memory.dmp
      Filesize

      584KB

      Download
    • memory/5036-135-0x0000000005400000-0x000000000540A000-memory.dmp
      Filesize

      40KB

      Download
    • memory/5036-136-0x0000000008C10000-0x0000000008CAC000-memory.dmp
      Filesize

      624KB

      Download
    • memory/5036-137-0x0000000008E20000-0x0000000008E86000-memory.dmp
      Filesize

      408KB

      Download