Analysis

  • max time kernel
    96s
  • max time network
    97s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-10-2024 16:42

General

  • Target

    AVISO DE COBRO DHL-160663957.PDF.exe

  • Size

    1.1MB

  • MD5

    a6a745c9e98b0f016840cce6ed707483

  • SHA1

    68fe18754e74c49b7f976bdfe276853976de0b42

  • SHA256

    ef7a804eda595798e13de0e6a0a464346f2f52840526923a4e6e58c5056c2e9e

  • SHA512

    67bbd368004d06052972798299c3d569289d48f3a772d25a551bf125ca55b4d76d827ee56501aa92277d362a2d51356d65670120d590b0582b214483637cf464

  • SSDEEP

    24576:lqDEvCTbMWu7rQYlBQcBiT6rprG8a1VujrEJlnPUiIs:lTvC/MTQYxsWR7a1VZHP

Malware Config

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
  • 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 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\AVISO DE COBRO DHL-160663957.PDF.exe
    "C:\Users\Admin\AppData\Local\Temp\AVISO DE COBRO DHL-160663957.PDF.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:1748
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\Temp\AVISO DE COBRO DHL-160663957.PDF.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1968

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/1748-11-0x00000000024F0000-0x00000000024F4000-memory.dmp

    Filesize

    16KB

  • memory/1968-12-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1968-13-0x0000000074E7E000-0x0000000074E7F000-memory.dmp

    Filesize

    4KB

  • memory/1968-14-0x0000000005F70000-0x0000000006514000-memory.dmp

    Filesize

    5.6MB

  • memory/1968-15-0x00000000059C0000-0x0000000005A26000-memory.dmp

    Filesize

    408KB

  • memory/1968-16-0x0000000074E70000-0x0000000075620000-memory.dmp

    Filesize

    7.7MB

  • memory/1968-17-0x0000000006CC0000-0x0000000006D52000-memory.dmp

    Filesize

    584KB

  • memory/1968-18-0x0000000006D60000-0x0000000006DB0000-memory.dmp

    Filesize

    320KB

  • memory/1968-19-0x0000000006CB0000-0x0000000006CBA000-memory.dmp

    Filesize

    40KB

  • memory/1968-20-0x0000000074E7E000-0x0000000074E7F000-memory.dmp

    Filesize

    4KB

  • memory/1968-21-0x0000000074E70000-0x0000000075620000-memory.dmp

    Filesize

    7.7MB