Resubmissions

28-03-2024 07:10

240328-hzv72sch54 10

28-03-2024 07:08

240328-hx8qcsfb5z 10

Analysis

  • max time kernel
    128s
  • max time network
    134s
  • platform
    windows10-1703_x64
  • resource
    win10-20240221-en
  • resource tags

    arch:x64arch:x86image:win10-20240221-enlocale:en-usos:windows10-1703-x64system
  • submitted
    28-03-2024 07:10

General

  • Target

    ESTADO DE CUENTA DHL -46474637.exe

  • Size

    1.1MB

  • MD5

    dc74bcce61f1a226f9169e3f3dcf8608

  • SHA1

    09453a788a822244baae5c31eba9c51ed10875cd

  • SHA256

    46eb5c336c4f1fada81866d3c8a2d40bd6ddaa12f2b23c6543ecc03e956d01ad

  • SHA512

    1631b93f14fc91a63e056e4c711040dd9e736454f019ecad3f4cafe8f54ef1cc309326e0768fc7fa9df557156724acbbf9189d56a37b5df73f4cfee4e6a75e30

  • SSDEEP

    24576:4qDEvCTbMWu7rQYlBQcBiT6rprG8avnkqBX9ees:4TvC/MTQYxsWR7avnk8F

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.solucionesmexico.mx
  • Port:
    21
  • Username:
    mynewfile@solucionesmexico.mx
  • Password:
    dGG^ZYIxX5!B

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
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ESTADO DE CUENTA DHL -46474637.exe
    "C:\Users\Admin\AppData\Local\Temp\ESTADO DE CUENTA DHL -46474637.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:4636
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\Temp\ESTADO DE CUENTA DHL -46474637.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4536

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4536-11-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/4536-12-0x00000000732F0000-0x00000000739DE000-memory.dmp
    Filesize

    6.9MB

  • memory/4536-13-0x0000000005AC0000-0x0000000005FBE000-memory.dmp
    Filesize

    5.0MB

  • memory/4536-14-0x00000000055B0000-0x00000000055C0000-memory.dmp
    Filesize

    64KB

  • memory/4536-15-0x00000000056C0000-0x0000000005726000-memory.dmp
    Filesize

    408KB

  • memory/4536-16-0x0000000006870000-0x00000000068C0000-memory.dmp
    Filesize

    320KB

  • memory/4536-17-0x0000000006960000-0x00000000069F2000-memory.dmp
    Filesize

    584KB

  • memory/4536-18-0x00000000068D0000-0x00000000068DA000-memory.dmp
    Filesize

    40KB

  • memory/4536-19-0x00000000732F0000-0x00000000739DE000-memory.dmp
    Filesize

    6.9MB

  • memory/4536-20-0x00000000055B0000-0x00000000055C0000-memory.dmp
    Filesize

    64KB

  • memory/4636-10-0x00000000011D0000-0x00000000011D4000-memory.dmp
    Filesize

    16KB