Analysis

  • max time kernel
    121s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240419-en
  • resource tags

    arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
  • submitted
    12-06-2024 01:54

General

  • Target

    6ec658dd8c9d8a53c0ece696d9a470b0fbf05bb45d6d40be166b0dfe9e194ada.exe

  • Size

    851KB

  • MD5

    ac7558e1e90836a93695943cb87920fa

  • SHA1

    37068aef026f3032d92d887c1400d5bc6b564507

  • SHA256

    6ec658dd8c9d8a53c0ece696d9a470b0fbf05bb45d6d40be166b0dfe9e194ada

  • SHA512

    85c51621c69c7de5050a370c03f3b633c1a28524c5c65fec0b8435f2ed906cb6c6c5ca0e7425bd2cb40c50ced385f30ed64f6721b541736d9ee15d1954c72bda

  • SSDEEP

    24576:Fg61jjk0LAta9A1DIhjofqXifXCTR4uNl:2wSfSjNl

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://beirutrest.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    9yXQ39wz(uL+

Signatures

  • AgentTesla

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

  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • 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 1 IoCs

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

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\6ec658dd8c9d8a53c0ece696d9a470b0fbf05bb45d6d40be166b0dfe9e194ada.exe
    "C:\Users\Admin\AppData\Local\Temp\6ec658dd8c9d8a53c0ece696d9a470b0fbf05bb45d6d40be166b0dfe9e194ada.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1648
    • C:\Users\Admin\AppData\Local\Temp\6ec658dd8c9d8a53c0ece696d9a470b0fbf05bb45d6d40be166b0dfe9e194ada.exe
      "C:\Users\Admin\AppData\Local\Temp\6ec658dd8c9d8a53c0ece696d9a470b0fbf05bb45d6d40be166b0dfe9e194ada.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2684

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1648-0-0x0000000073F8E000-0x0000000073F8F000-memory.dmp

    Filesize

    4KB

  • memory/1648-1-0x0000000001350000-0x000000000142C000-memory.dmp

    Filesize

    880KB

  • memory/1648-2-0x0000000073F80000-0x000000007466E000-memory.dmp

    Filesize

    6.9MB

  • memory/1648-3-0x0000000000460000-0x000000000047A000-memory.dmp

    Filesize

    104KB

  • memory/1648-4-0x00000000003E0000-0x00000000003F0000-memory.dmp

    Filesize

    64KB

  • memory/1648-5-0x0000000004F90000-0x0000000005012000-memory.dmp

    Filesize

    520KB

  • memory/1648-18-0x0000000073F80000-0x000000007466E000-memory.dmp

    Filesize

    6.9MB

  • memory/2684-16-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2684-6-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2684-14-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2684-12-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2684-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2684-9-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2684-8-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2684-7-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2684-17-0x0000000073F80000-0x000000007466E000-memory.dmp

    Filesize

    6.9MB

  • memory/2684-19-0x0000000073F80000-0x000000007466E000-memory.dmp

    Filesize

    6.9MB

  • memory/2684-20-0x0000000073F80000-0x000000007466E000-memory.dmp

    Filesize

    6.9MB