Analysis

  • max time kernel
    190s
  • max time network
    206s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-11-2022 12:52

General

  • Target

    SecuriteInfo.com.Win32.CrypterX-gen.11851.exe

  • Size

    920KB

  • MD5

    d6f0e59d1bb1d559029da21e132a1c9b

  • SHA1

    7b760ca553c6d95126146825b1f5b846d5a69378

  • SHA256

    0afcaf64f298203c19ee5001aeb67a4a785a2a3a56fac3ead54c86811583d873

  • SHA512

    21615f5cce87c73e219f8357ad7b989f1c9b769ff1440a3e6804da6a9d020e864f39e22d32361edd996d8d11f9945a60eab2fe0b32f55a9aa5d0901fcb4db4fb

  • SSDEEP

    24576:FyDdEPf3ZQWjM2Xgx9cyEthRYxdIipRgIdbl:FTPfZpHw0hRO+i3zdbl

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.akademetre.com
  • Port:
    587
  • Username:
    suletas@akademetre.com
  • Password:
    st6473

Signatures

  • AgentTesla

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.11851.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.11851.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1372
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.11851.exe
      "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.11851.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3912

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\SecuriteInfo.com.Win32.CrypterX-gen.11851.exe.log
    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • memory/1372-132-0x00000000003B0000-0x000000000049C000-memory.dmp
    Filesize

    944KB

  • memory/1372-133-0x00000000052A0000-0x0000000005844000-memory.dmp
    Filesize

    5.6MB

  • memory/1372-134-0x0000000004CF0000-0x0000000004D82000-memory.dmp
    Filesize

    584KB

  • memory/1372-135-0x0000000004D90000-0x0000000004D9A000-memory.dmp
    Filesize

    40KB

  • memory/1372-136-0x0000000007440000-0x00000000074DC000-memory.dmp
    Filesize

    624KB

  • memory/3912-137-0x0000000000000000-mapping.dmp
  • memory/3912-138-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/3912-140-0x0000000006420000-0x0000000006486000-memory.dmp
    Filesize

    408KB