Analysis

  • max time kernel
    82s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-12-2022 15:30

General

  • Target

    SecuriteInfo.com.Win32.PWSX-gen.27355.1729.exe

  • Size

    1.0MB

  • MD5

    8c1b26e226c0ba73944b9873b90d5ad1

  • SHA1

    270987d7cffa982d8d923b90be0dd66564ed44e1

  • SHA256

    52cd12c7f9d27ec4681d73b757722e77b563b443044cee53034cd906f4f54af5

  • SHA512

    9c672e56e5ea9cbcea849ef6be9daac91ef3b1fe6595daa5aad638edb7916202f11096e705a1300f7c98df8d76d3dc43112d90ed91524584e12e3d072eb486c4

  • SSDEEP

    24576:2df77nI/hci/SkTYRbyXF0J3C0kTw7M1b3IypFE:X/1/Sk8RbJ3kw7Ab3Ih

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.cnseguros.hn
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Rebecca2007

Signatures

  • AgentTesla

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

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.27355.1729.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.27355.1729.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1720
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.27355.1729.exe
      "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.27355.1729.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2412

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\SecuriteInfo.com.Win32.PWSX-gen.27355.1729.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • memory/1720-132-0x0000000000F00000-0x0000000001008000-memory.dmp

    Filesize

    1.0MB

  • memory/1720-133-0x0000000005E40000-0x00000000063E4000-memory.dmp

    Filesize

    5.6MB

  • memory/1720-134-0x0000000005990000-0x0000000005A22000-memory.dmp

    Filesize

    584KB

  • memory/1720-135-0x0000000005B30000-0x0000000005B3A000-memory.dmp

    Filesize

    40KB

  • memory/1720-136-0x000000000BB10000-0x000000000BBAC000-memory.dmp

    Filesize

    624KB

  • memory/2412-137-0x0000000000000000-mapping.dmp

  • memory/2412-138-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2412-140-0x0000000005E10000-0x0000000005E76000-memory.dmp

    Filesize

    408KB

  • memory/2412-141-0x0000000006800000-0x0000000006850000-memory.dmp

    Filesize

    320KB