Analysis

  • max time kernel
    122s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    29/08/2024, 01:17

General

  • Target

    Facturas vencidas, 006598, 0099, 00976, 009668, 009678, 0056598433.exe

  • Size

    688KB

  • MD5

    5d904c8dbef53bccedb558e48c2ce968

  • SHA1

    2970c0d7c0413f71b18a8404df3599dc6bcb68a4

  • SHA256

    afcac2249e9126ed2356d4320507986e11c6287f2f6452e045af19afaa3ed626

  • SHA512

    e9fcf369886abde1d8be0abe94aac51bd8efc8fac0d838505ffa7414b913330cb5910441ae88994c998944f9f92892522001bf6d90f004c048f3fcd737243e92

  • SSDEEP

    12288:osHzOUNUSB/o5LsI1uwajJ5yvv1l2Z6ib6q6POdGPZ88mdQipLRUs:7iUmSB/o5d1ubcvob/dQiJRX

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.elquijotebanquetes.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    -GN,s*KH{VEhPmo)+f

Signatures

  • AgentTesla

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

  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Looks up external IP address via web service 1 IoCs

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

  • AutoIT Executable 1 IoCs

    AutoIT scripts compiled to PE executables.

  • 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 6 IoCs
  • Suspicious use of SendNotifyMessage 6 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Facturas vencidas, 006598, 0099, 00976, 009668, 009678, 0056598433.exe
    "C:\Users\Admin\AppData\Local\Temp\Facturas vencidas, 006598, 0099, 00976, 009668, 009678, 0056598433.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:1716
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\Temp\Facturas vencidas, 006598, 0099, 00976, 009668, 009678, 0056598433.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2072

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1716-0-0x0000000001330000-0x00000000014B4000-memory.dmp

    Filesize

    1.5MB

  • memory/1716-12-0x0000000000160000-0x0000000000164000-memory.dmp

    Filesize

    16KB

  • memory/1716-19-0x0000000001330000-0x00000000014B4000-memory.dmp

    Filesize

    1.5MB

  • memory/2072-13-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2072-15-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2072-17-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2072-20-0x0000000073ACE000-0x0000000073ACF000-memory.dmp

    Filesize

    4KB

  • memory/2072-21-0x0000000073AC0000-0x00000000741AE000-memory.dmp

    Filesize

    6.9MB

  • memory/2072-22-0x0000000073ACE000-0x0000000073ACF000-memory.dmp

    Filesize

    4KB

  • memory/2072-23-0x0000000073AC0000-0x00000000741AE000-memory.dmp

    Filesize

    6.9MB