Overview

overview

10

Static

static

10

Order No.A...df.exe

windows7_x64

10

Order No.A...df.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    128s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 03:36

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General

  • Target

    Order No.AT231256.pdf.exe

  • Size

    550KB

  • MD5

    290e1ebb488684319acbed67ad9a28ab

  • SHA1

    efd713607c7a76e5fab67ab052bfaa24847aefd6

  • SHA256

    d0be07347ce319cbce0fa252c4a030834dafe118c2ea50a6e05951ecf06b20da

  • SHA512

    c45dda181689ccaadc9da82412820bdd817819253d62bfff982e791808ecc4a0c607867eee6167a3e48045412a9263dda1c161120cd78271b38fd25b8d129583

Score
10/10
agentteslacollectionkeyloggerspywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    mail.bestinjectionmachines.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    @?w-%n6@l_sU

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 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\Order No.AT231256.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\Order No.AT231256.pdf.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4420
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\RNXoCwhQo" /XML "C:\Users\Admin\AppData\Local\Temp\tmp65EE.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:408
    • C:\Users\Admin\AppData\Local\Temp\Order No.AT231256.pdf.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:3368

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Order No.AT231256.pdf.exe.log
    Filesize

    507B

    MD5

    8cf94b5356be60247d331660005941ec

    SHA1

    fdedb361f40f22cb6a086c808fc0056d4e421131

    SHA256

    52a5b2d36f2b72cb02c695cf7ef46444dda73d4ea82a73e0894c805fa9987bc0

    SHA512

    b886dfc8bf03f8627f051fb6e2ac40ae2e7713584695a365728eb2e2c87217830029aa35bd129c642fa03dde3f7a7dd5690b16248676be60a6bb5f497fb23651

    Download Submit

  • C:\Users\Admin\AppData\Local\Temp\tmp65EE.tmp
    Filesize

    1KB

    MD5

    0b1c8464d0215c07f01ca59b692f38cb

    SHA1

    72ce9ca3036509487ed15e7dc94e8c9cb218dd15

    SHA256

    69c2b25e09bc15fcd48eebdae61ff842eb1ea1091cf44c984c96163c57b21190

    SHA512

    4252e386ceafdc81fef0471472df1ff3203224fb6c6ced27583f575170f11675bd59b253a8433f025e66abcc0e0c74bdef5b192883f7fb126a6da32a479af2af

    Download Submit

  • memory/408-134-0x0000000000000000-mapping.dmp

    Download

  • memory/3368-136-0x0000000000000000-mapping.dmp

    Download

  • memory/3368-137-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

    Download

  • memory/3368-139-0x0000000005F90000-0x0000000005FF6000-memory.dmp

    Filesize

    408KB

    Download

  • memory/3368-140-0x0000000006630000-0x0000000006680000-memory.dmp

    Filesize

    320KB

    Download

  • memory/3368-141-0x00000000066D0000-0x00000000066DA000-memory.dmp

    Filesize

    40KB

    Download

  • memory/4420-130-0x0000000000AC0000-0x0000000000B50000-memory.dmp

    Filesize

    576KB

    Download

  • memory/4420-131-0x00000000080D0000-0x0000000008674000-memory.dmp

    Filesize

    5.6MB

    Download

  • memory/4420-132-0x0000000007D40000-0x0000000007DD2000-memory.dmp

    Filesize

    584KB

    Download

  • memory/4420-133-0x0000000007E80000-0x0000000007F1C000-memory.dmp

    Filesize

    624KB

    Download