Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    28-04-2024 07:39

General

  • Target

    SecuriteInfo.com.Trojan.MSIL.Crypt.1234.1843.exe

  • Size

    823KB

  • MD5

    351e34490e42fa013f5ecf82de7be7be

  • SHA1

    655f984d3aac7cff3958d7046c43004aecc2cacd

  • SHA256

    82d4b4cff135a6e13a6f58c5ff84fde26be30c8063a216183aaa0f035620755f

  • SHA512

    dca166a528e001919257353079b4bd263b7be4b9702181506d1ccafbfcf7b5cc7436261825d773c19ce7ee582f05fba5c7c9db1c492d4aa7cbd759dabd16b772

  • SSDEEP

    24576:0qf7a44E29ZQWjDwKB8fJxRfVviRiDOr0ZSNqL8pKCBI:bf7a4rwRkKBeJxRfVaRiyrsS4I7B

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.alfainterplast.com.ua
  • Port:
    587
  • Username:
    dotuquyen@alfainterplast.com.ua
  • Password:
    pay2024password$$
  • Email To:
    trinhhung@alfainterplast.com.ua

Signatures

  • AgentTesla

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.MSIL.Crypt.1234.1843.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.MSIL.Crypt.1234.1843.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1708
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.MSIL.Crypt.1234.1843.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3064
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2600

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1708-18-0x0000000073FB0000-0x000000007469E000-memory.dmp
    Filesize

    6.9MB

  • memory/1708-1-0x0000000073FB0000-0x000000007469E000-memory.dmp
    Filesize

    6.9MB

  • memory/1708-2-0x00000000070C0000-0x0000000007100000-memory.dmp
    Filesize

    256KB

  • memory/1708-3-0x00000000004A0000-0x00000000004C0000-memory.dmp
    Filesize

    128KB

  • memory/1708-4-0x00000000004E0000-0x00000000004F4000-memory.dmp
    Filesize

    80KB

  • memory/1708-5-0x0000000004F40000-0x0000000004FC2000-memory.dmp
    Filesize

    520KB

  • memory/1708-0-0x0000000000AB0000-0x0000000000B82000-memory.dmp
    Filesize

    840KB

  • memory/2600-6-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2600-16-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2600-15-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2600-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
    Filesize

    4KB

  • memory/2600-12-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2600-10-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2600-8-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2600-17-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB