Overview

overview

10

Static

static

INQUIRY No...df.exe

windows7_x64

10

INQUIRY No...df.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    116s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    20-05-2022 23:17

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General

  • Target

    INQUIRY No. 280720205467_pdf.exe

  • Size

    894KB

  • MD5

    54002d33966a416406390a7336571eb8

  • SHA1

    0e91f8bf64d008057b27549ffabc8ba53b76b72f

  • SHA256

    a8f804c2312a502e0eef99eb4582dbb7037bcf89031f707070f97a8ba53e5fb7

  • SHA512

    34aa4ee50387cfc7b371de4cdbc061dcc175de9e5e2fcfd3e36074b33b77bb932872b0de5fefe0e689a1626b9e565946ab96097263855aebb6877e94ff9f2190

Score
10/10
agentteslacollectionkeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    mail.specialmetal.ir
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    02188985257

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
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • 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 2 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\INQUIRY No. 280720205467_pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\INQUIRY No. 280720205467_pdf.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2160
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\&startupname&" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC4F6.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2348
    • C:\Users\Admin\AppData\Local\Temp\INQUIRY No. 280720205467_pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\INQUIRY No. 280720205467_pdf.exe"
      2⤵
      • 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:216

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\INQUIRY No. 280720205467_pdf.exe.log
    Filesize

    1KB

    MD5

    e7473990edf901c1e1bef76f6095f55b

    SHA1

    f03b370492bbcc5280982886f9688eb8da762c8f

    SHA256

    5fea4747d97c0dbc097902818ae754eaca7214913a52d3bb1372a6274ce0292a

    SHA512

    ab93f14371dfae858bbad7d98c95055186f60b30937057f71b3d1ad17ab08b5ab7820a33bc5b3e74c485ec38e6b7a1772077add591d313175c10b4ff94bcb689

    Download Submit

  • C:\Users\Admin\AppData\Local\Temp\tmpC4F6.tmp
    Filesize

    1KB

    MD5

    bca16298a9609bfc239b8352e4191e1d

    SHA1

    31593ffca2ddb5a2114d10ebe663b6ff8e9ec523

    SHA256

    5ed3c7f11b4656f902735a6357ee9d21b2c35ba6b4909845599f64ca0da0ee58

    SHA512

    c9e78ccea8397aff91a321ae95d3a65eddd70ea0e8d93b782d26b0b286aa6502be049ef98e064524d5f90c183851a16f2bdf99f41449235c292b69e07a6cf152

    Download Submit

  • memory/216-143-0x0000000006DA0000-0x0000000006DF0000-memory.dmp

    Filesize

    320KB

    Download

  • memory/216-142-0x00000000067A0000-0x0000000006806000-memory.dmp

    Filesize

    408KB

    Download

  • memory/216-140-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

    Download

  • memory/216-139-0x0000000000000000-mapping.dmp

    Download

  • memory/2160-134-0x000000000AA20000-0x000000000AAB2000-memory.dmp

    Filesize

    584KB

    Download

  • memory/2160-136-0x000000000ACC0000-0x000000000AD16000-memory.dmp

    Filesize

    344KB

    Download

  • memory/2160-135-0x0000000002F00000-0x0000000002F0A000-memory.dmp

    Filesize

    40KB

    Download

  • memory/2160-131-0x0000000000BB0000-0x0000000000C9A000-memory.dmp

    Filesize

    936KB

    Download

  • memory/2160-133-0x000000000B110000-0x000000000B6B4000-memory.dmp

    Filesize

    5.6MB

    Download

  • memory/2160-132-0x000000000AAC0000-0x000000000AB5C000-memory.dmp

    Filesize

    624KB

    Download

  • memory/2348-137-0x0000000000000000-mapping.dmp

    Download