Analysis

  • max time kernel
    119s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    17-01-2025 01:05

General

  • Target

    DHL ESTADO DE CUENTA - 7664557687757.exe

  • Size

    1.1MB

  • MD5

    cce9839eba85aebebcac4739a21e4798

  • SHA1

    c0bcf9a10b2c9806bfa11a0eac3f267e01657e5e

  • SHA256

    e338c65f26adfe0dd82ed76ad548b34673df5759c3d18712c10b4d772cf60e84

  • SHA512

    e665d5d5025028159e3aeedcff6a197b7f97f548387ac9ff9cd564657bd8a68073e6b2baa75a39ec76c3cf9c6cdf310e50216f8785d7f88cf5ad57ffd1178c18

  • SSDEEP

    24576:uRmJkcoQricOIQxiZY1iaC5BJlD8vR4ct9LlAF:7JZoQrbTFZY1iaCHvD8ZX9L6F

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.fosna.net
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    (=8fPSH$KO_!

Signatures

  • AgentTesla

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

  • Agenttesla family
  • 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 1 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\DHL ESTADO DE CUENTA - 7664557687757.exe
    "C:\Users\Admin\AppData\Local\Temp\DHL ESTADO DE CUENTA - 7664557687757.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:2168
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\Temp\DHL ESTADO DE CUENTA - 7664557687757.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2332

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2168-1-0x0000000003AC0000-0x0000000003CC0000-memory.dmp

    Filesize

    2.0MB

  • memory/2168-2-0x0000000003AC0000-0x0000000003CC0000-memory.dmp

    Filesize

    2.0MB

  • memory/2332-3-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2332-5-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2332-7-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2332-8-0x000000007459E000-0x000000007459F000-memory.dmp

    Filesize

    4KB

  • memory/2332-9-0x0000000074590000-0x0000000074C7E000-memory.dmp

    Filesize

    6.9MB

  • memory/2332-10-0x000000007459E000-0x000000007459F000-memory.dmp

    Filesize

    4KB

  • memory/2332-11-0x0000000074590000-0x0000000074C7E000-memory.dmp

    Filesize

    6.9MB