Analysis

  • max time kernel
    136s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    12-03-2024 04:28

General

  • Target

    swifft copy 0093278521.exe

  • Size

    450KB

  • MD5

    9d42843c35d0966b1503073cc442bf9e

  • SHA1

    a4b1a2c164d8adf84a13994989534393674f13a2

  • SHA256

    4bf346800f68830efab30a45be76b05cc82a3055281623ccdc3d56d52632bbe6

  • SHA512

    b394f0117563e13a1abb248b5368294abbe60764fe8826b7cd5c0e618e1ccab39ab3804fbaedcc6d94e43554667e318a98e082190720682c74ac6fbe1fb02279

  • SSDEEP

    12288:vTw6pgPcGMt8BCQZo9RC+1QjoZnGvgznz/cQ:vjG+0CpRQS4g7zb

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.curnic.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    TiqEDNO8

Signatures

  • AgentTesla

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

  • AgentTesla payload 5 IoCs
  • 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.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\swifft copy 0093278521.exe
    "C:\Users\Admin\AppData\Local\Temp\swifft copy 0093278521.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2772
    • C:\Users\Admin\AppData\Local\Temp\swifft copy 0093278521.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2408

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2408-22-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2408-18-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2408-14-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2408-12-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2408-27-0x00000000003C0000-0x0000000000400000-memory.dmp

    Filesize

    256KB

  • memory/2408-26-0x0000000074610000-0x0000000074CFE000-memory.dmp

    Filesize

    6.9MB

  • memory/2408-24-0x00000000003C0000-0x0000000000400000-memory.dmp

    Filesize

    256KB

  • memory/2408-23-0x0000000074610000-0x0000000074CFE000-memory.dmp

    Filesize

    6.9MB

  • memory/2408-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2408-10-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2408-28-0x00000000003C0000-0x0000000000400000-memory.dmp

    Filesize

    256KB

  • memory/2408-20-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2408-8-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2772-6-0x0000000005240000-0x00000000052BE000-memory.dmp

    Filesize

    504KB

  • memory/2772-2-0x0000000004CA0000-0x0000000004CE0000-memory.dmp

    Filesize

    256KB

  • memory/2772-0-0x00000000009D0000-0x0000000000A46000-memory.dmp

    Filesize

    472KB

  • memory/2772-7-0x0000000002130000-0x000000000216E000-memory.dmp

    Filesize

    248KB

  • memory/2772-1-0x0000000074610000-0x0000000074CFE000-memory.dmp

    Filesize

    6.9MB

  • memory/2772-25-0x0000000074610000-0x0000000074CFE000-memory.dmp

    Filesize

    6.9MB

  • memory/2772-5-0x0000000004CA0000-0x0000000004CE0000-memory.dmp

    Filesize

    256KB

  • memory/2772-4-0x0000000074610000-0x0000000074CFE000-memory.dmp

    Filesize

    6.9MB

  • memory/2772-3-0x0000000000320000-0x0000000000328000-memory.dmp

    Filesize

    32KB