Resubmissions

10-11-2024 21:28

241110-1bhk6avgrr 10

Analysis

  • max time kernel
    113s
  • max time network
    177s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • submitted
    10-11-2024 21:28

General

  • Target

    010b63314edf0d096b2c259cfc5b95fe28cae4d983e0ea547e13f8b16ff42c17.exe

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.hebcongroup.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Hebron4567##@

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.hebcongroup.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Hebron4567##@

Signatures

  • AgentTesla

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

  • Agenttesla family
  • 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 3 TTPs

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

  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • 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
  • 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 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\010b63314edf0d096b2c259cfc5b95fe28cae4d983e0ea547e13f8b16ff42c17.exe
    "C:\Users\Admin\AppData\Local\Temp\010b63314edf0d096b2c259cfc5b95fe28cae4d983e0ea547e13f8b16ff42c17.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3384
    • C:\Users\Admin\AppData\Local\Temp\010b63314edf0d096b2c259cfc5b95fe28cae4d983e0ea547e13f8b16ff42c17.exe
      "C:\Users\Admin\AppData\Local\Temp\010b63314edf0d096b2c259cfc5b95fe28cae4d983e0ea547e13f8b16ff42c17.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:2456

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\010b63314edf0d096b2c259cfc5b95fe28cae4d983e0ea547e13f8b16ff42c17.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • memory/2456-13-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2456-27-0x0000000074830000-0x0000000074FE0000-memory.dmp

    Filesize

    7.7MB

  • memory/2456-26-0x0000000074830000-0x0000000074FE0000-memory.dmp

    Filesize

    7.7MB

  • memory/2456-25-0x0000000074830000-0x0000000074FE0000-memory.dmp

    Filesize

    7.7MB

  • memory/2456-21-0x00000000084C0000-0x0000000008510000-memory.dmp

    Filesize

    320KB

  • memory/2456-20-0x0000000005EF0000-0x0000000005F56000-memory.dmp

    Filesize

    408KB

  • memory/2456-19-0x0000000005700000-0x0000000005718000-memory.dmp

    Filesize

    96KB

  • memory/2456-18-0x0000000074830000-0x0000000074FE0000-memory.dmp

    Filesize

    7.7MB

  • memory/2456-16-0x0000000074830000-0x0000000074FE0000-memory.dmp

    Filesize

    7.7MB

  • memory/3384-6-0x0000000005530000-0x0000000005546000-memory.dmp

    Filesize

    88KB

  • memory/3384-7-0x000000007483E000-0x000000007483F000-memory.dmp

    Filesize

    4KB

  • memory/3384-12-0x0000000007CD0000-0x0000000007D0E000-memory.dmp

    Filesize

    248KB

  • memory/3384-10-0x0000000007E30000-0x0000000007EA8000-memory.dmp

    Filesize

    480KB

  • memory/3384-9-0x0000000007CC0000-0x0000000007CCC000-memory.dmp

    Filesize

    48KB

  • memory/3384-8-0x0000000074830000-0x0000000074FE0000-memory.dmp

    Filesize

    7.7MB

  • memory/3384-17-0x0000000074830000-0x0000000074FE0000-memory.dmp

    Filesize

    7.7MB

  • memory/3384-11-0x0000000007F70000-0x000000000800C000-memory.dmp

    Filesize

    624KB

  • memory/3384-0-0x000000007483E000-0x000000007483F000-memory.dmp

    Filesize

    4KB

  • memory/3384-5-0x0000000074830000-0x0000000074FE0000-memory.dmp

    Filesize

    7.7MB

  • memory/3384-4-0x0000000004F70000-0x0000000004F7A000-memory.dmp

    Filesize

    40KB

  • memory/3384-3-0x0000000004FA0000-0x0000000005032000-memory.dmp

    Filesize

    584KB

  • memory/3384-2-0x0000000005550000-0x0000000005AF4000-memory.dmp

    Filesize

    5.6MB

  • memory/3384-1-0x0000000000490000-0x0000000000562000-memory.dmp

    Filesize

    840KB