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Analysis

  • max time kernel
    122s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    09/10/2024, 01:58

General

  • Target

    8c48688d795f1ff90fa87b1eafd94190518e4a850f5a9aa265350158c85cbc62.exe

  • Size

    77.0MB

  • MD5

    a441db009e52a518a60acf292302f8b9

  • SHA1

    7b074fd716dad974e147dee21566d37878c909f4

  • SHA256

    8c48688d795f1ff90fa87b1eafd94190518e4a850f5a9aa265350158c85cbc62

  • SHA512

    4b1814074434ee593d60de8f1218c4ae465c23973f60d76ee158fe1462c25096efb6fe8a93466e1d8f05f377626d481c89a9d2fff250df4d4307ce93ac306658

  • SSDEEP

    24576:uRmJkcoQricOIQxiZY1iaCDQIvkMmTJ0QAJxGboPIf:7JZoQrbTFZY1iaCDNvkMbdJioPI

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.flujoauditorias.cl
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    l;0jGu7J;z_a

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

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

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8c48688d795f1ff90fa87b1eafd94190518e4a850f5a9aa265350158c85cbc62.exe
    "C:\Users\Admin\AppData\Local\Temp\8c48688d795f1ff90fa87b1eafd94190518e4a850f5a9aa265350158c85cbc62.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2228
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\Temp\8c48688d795f1ff90fa87b1eafd94190518e4a850f5a9aa265350158c85cbc62.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:624

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/624-3-0x0000000000090000-0x00000000000D2000-memory.dmp

    Filesize

    264KB

  • memory/624-12-0x0000000000090000-0x00000000000D2000-memory.dmp

    Filesize

    264KB

  • memory/624-9-0x0000000000090000-0x00000000000D2000-memory.dmp

    Filesize

    264KB

  • memory/624-5-0x0000000000090000-0x00000000000D2000-memory.dmp

    Filesize

    264KB

  • memory/624-13-0x00000000745BE000-0x00000000745BF000-memory.dmp

    Filesize

    4KB

  • memory/624-14-0x00000000745B0000-0x0000000074C9E000-memory.dmp

    Filesize

    6.9MB

  • memory/624-15-0x00000000745BE000-0x00000000745BF000-memory.dmp

    Filesize

    4KB

  • memory/624-16-0x00000000745B0000-0x0000000074C9E000-memory.dmp

    Filesize

    6.9MB

  • memory/2228-2-0x0000000003B80000-0x0000000003F80000-memory.dmp

    Filesize

    4.0MB