Analysis

  • max time kernel
    163s
  • max time network
    110s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    02-12-2022 09:40

General

  • Target

    Consulta de compra.exe

  • Size

    300.1MB

  • MD5

    4a6c4f83ba59f169f41a77eed6d08fd3

  • SHA1

    725e35e280c140840263b0a47d449b9e03e36942

  • SHA256

    4a5d563e7519d9b2e7321abc2aa2355ecb22ed8d60e34061a0f935757a6a0f82

  • SHA512

    2fe598182197d0f1ca7750ec9ff5ab15248a8611e6165a9449af30ca7fe206acff80a8bef179badf4100379dea18db8c94a3738bbf8c1847ec1b854159805c07

  • SSDEEP

    192:jr0QjqirBzCL7eOIQSz16nbP3IwKu1AVxxlK4QzwU94aMVv0L:v0Q3rBWLmnz1MbvTKEAVk4QzwU9jA8L

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot5954474519:AAEGnfW1mRvGRxq-zIAvwJfpKEbhLLiqVaM/

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). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Consulta de compra.exe
    "C:\Users\Admin\AppData\Local\Temp\Consulta de compra.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1472
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "powershell" Get-Date
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1256
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAANwAwAA==
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:580
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
      C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1960

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

    Filesize

    7KB

    MD5

    1149c9d42aa2d577086cd6c56a4fb3b0

    SHA1

    e9dfd630d2f99ff00134e98e677a732abf7a63ff

    SHA256

    09543b7674a5a7c80208262f7eff2411911a441822e894070e3501594444e79c

    SHA512

    aafbaf9230afc4db5f953536e7bc665f9770535f5ddcf3a37aa63b0ec36593e93c6b31b16a928e9635feb557828daefcae1d4f77fc0ebb326cd69d33b5efde58

  • memory/580-62-0x0000000000000000-mapping.dmp

  • memory/580-67-0x000000006E080000-0x000000006E62B000-memory.dmp

    Filesize

    5.7MB

  • memory/580-66-0x000000006E080000-0x000000006E62B000-memory.dmp

    Filesize

    5.7MB

  • memory/580-65-0x000000006E080000-0x000000006E62B000-memory.dmp

    Filesize

    5.7MB

  • memory/1256-60-0x000000006F020000-0x000000006F5CB000-memory.dmp

    Filesize

    5.7MB

  • memory/1256-59-0x000000006F020000-0x000000006F5CB000-memory.dmp

    Filesize

    5.7MB

  • memory/1256-58-0x000000006F020000-0x000000006F5CB000-memory.dmp

    Filesize

    5.7MB

  • memory/1256-56-0x0000000074C11000-0x0000000074C13000-memory.dmp

    Filesize

    8KB

  • memory/1256-55-0x0000000000000000-mapping.dmp

  • memory/1472-61-0x0000000006E50000-0x0000000007070000-memory.dmp

    Filesize

    2.1MB

  • memory/1472-54-0x0000000000160000-0x0000000000178000-memory.dmp

    Filesize

    96KB

  • memory/1960-68-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/1960-69-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/1960-71-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/1960-72-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/1960-73-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/1960-74-0x0000000000437C0E-mapping.dmp

  • memory/1960-76-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/1960-78-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB