Analysis

  • max time kernel
    119s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20231020-en
  • resource tags

    arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
  • submitted
    20-11-2023 14:50

General

  • Target

    Balance Payment.pdf.exe

  • Size

    682KB

  • MD5

    649b193af588ee068d712f11c0f04947

  • SHA1

    adc8459fdd6b8b28061f9948deed55b0f7b6a89f

  • SHA256

    0fae12823ebe54ad046f85c0e3336f8bd78da65cdf3f4e5eebd639d70c650dd6

  • SHA512

    5e0bdb33168703af2d0ca16da748495adbb470d5280fd05dca5739a0d840f243583ac08261ed2029149d55628e19cd10c5dbdd2d1cff25108883613d1d01666d

  • SSDEEP

    12288:ieQXucvCeAeQseQSLIsNmNDgjwt5ar73gLsFK/poIWzZuEDhWklYCkwWdqbPx3V:ie4ucqeAeteQdg3wLT/poI+DhW5wWdiP

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Looks up external IP address via web service 2 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Balance Payment.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\Balance Payment.pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2516
    • C:\Users\Admin\AppData\Local\Temp\Balance Payment.pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\Balance Payment.pdf.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2844

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2516-0-0x0000000000BA0000-0x0000000000C50000-memory.dmp

    Filesize

    704KB

  • memory/2516-1-0x0000000074730000-0x0000000074E1E000-memory.dmp

    Filesize

    6.9MB

  • memory/2516-2-0x0000000004E50000-0x0000000004E90000-memory.dmp

    Filesize

    256KB

  • memory/2516-3-0x0000000000430000-0x0000000000440000-memory.dmp

    Filesize

    64KB

  • memory/2516-4-0x0000000000460000-0x0000000000468000-memory.dmp

    Filesize

    32KB

  • memory/2516-5-0x0000000000470000-0x000000000047A000-memory.dmp

    Filesize

    40KB

  • memory/2516-6-0x0000000004E90000-0x0000000004F0C000-memory.dmp

    Filesize

    496KB

  • memory/2516-20-0x0000000074730000-0x0000000074E1E000-memory.dmp

    Filesize

    6.9MB

  • memory/2844-9-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2844-10-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2844-11-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2844-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2844-15-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2844-19-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2844-17-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2844-7-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2844-21-0x0000000074730000-0x0000000074E1E000-memory.dmp

    Filesize

    6.9MB

  • memory/2844-22-0x0000000004AB0000-0x0000000004AF0000-memory.dmp

    Filesize

    256KB

  • memory/2844-23-0x0000000074730000-0x0000000074E1E000-memory.dmp

    Filesize

    6.9MB