Analysis

  • max time kernel
    121s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    23-01-2024 17:16

General

  • Target

    rPO-4500628950_PDF.exe

  • Size

    1.1MB

  • MD5

    fdabbcde83da400e2008b7f972c87a80

  • SHA1

    ba546a0cb66bc25f2ceff43f6634acedf95a324b

  • SHA256

    dd808e48fe04077963b0b9b58b6d162499d8759acf3d046c4c0e1874459f813e

  • SHA512

    d42061ea5cc5c99be9253b1e79cf4f6edac680f1db006be866a7d97f446fa68dfd5df322205bef2dc4efd6706c46d724d435c1838e1dc24df3ea0f36058d1179

  • SSDEEP

    24576:HqDEvCTbMWu7rQYlBQcBiT6rprG8a8U6nmf1l40au:HTvC/MTQYxsWR7a8U6m9a0a

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.elquijotebanquetes.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    kFxADjwNBm$_

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
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\rPO-4500628950_PDF.exe
    "C:\Users\Admin\AppData\Local\Temp\rPO-4500628950_PDF.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:1672
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\Temp\rPO-4500628950_PDF.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2280
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1672 -s 300
      2⤵
      • Program crash
      PID:2652

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1672-10-0x0000000000150000-0x0000000000154000-memory.dmp

    Filesize

    16KB

  • memory/2280-20-0x0000000000110000-0x0000000000152000-memory.dmp

    Filesize

    264KB

  • memory/2280-17-0x0000000000110000-0x0000000000152000-memory.dmp

    Filesize

    264KB

  • memory/2280-13-0x0000000000110000-0x0000000000152000-memory.dmp

    Filesize

    264KB

  • memory/2280-11-0x0000000000110000-0x0000000000152000-memory.dmp

    Filesize

    264KB

  • memory/2280-21-0x0000000073E80000-0x000000007456E000-memory.dmp

    Filesize

    6.9MB

  • memory/2280-22-0x0000000004990000-0x00000000049D0000-memory.dmp

    Filesize

    256KB

  • memory/2280-23-0x0000000073E80000-0x000000007456E000-memory.dmp

    Filesize

    6.9MB

  • memory/2280-24-0x0000000004990000-0x00000000049D0000-memory.dmp

    Filesize

    256KB