Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240419-en
  • resource tags

    arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
  • submitted
    15-05-2024 02:04

General

  • Target

    fb2c13a859a91c5dad1f8a9632d5989356153caef6bac8e684933ac979071d04.exe

  • Size

    2.7MB

  • MD5

    e11acfeb4c5abd3107db3ec3f444aa68

  • SHA1

    9ae203f30e57491e7b40be60c4fd92845c4e8903

  • SHA256

    fb2c13a859a91c5dad1f8a9632d5989356153caef6bac8e684933ac979071d04

  • SHA512

    6d494a39736c1566847c4745e8874759eb78201a385633122c69e1b1f652865165bc0e10d6a4867e598f086e8895a20fdfe0e2a8b4e2961d805dc4df9f93bd13

  • SSDEEP

    49152:t0VfAsnOwpwAD8LC6tjPIE0btjchR8whX7eJFHh17TxlnPRLdWPCNx2p:mVfAsOwpwHCWEzjiUJlnPJdWqNx

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Detect ZGRat V1 34 IoCs
  • ZGRat

    ZGRat is remote access trojan written in C#.

  • Detect packed .NET executables. Mostly AgentTeslaV4. 1 IoCs
  • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs
  • Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion 1 IoCs
  • Detects executables packed with SmartAssembly 1 IoCs
  • Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs
  • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 1 IoCs
  • Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs
  • Detects executables referencing many file transfer clients. Observed in information stealers 1 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.

  • 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 3 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fb2c13a859a91c5dad1f8a9632d5989356153caef6bac8e684933ac979071d04.exe
    "C:\Users\Admin\AppData\Local\Temp\fb2c13a859a91c5dad1f8a9632d5989356153caef6bac8e684933ac979071d04.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2128
    • C:\Users\Admin\AppData\Local\Temp\fb2c13a859a91c5dad1f8a9632d5989356153caef6bac8e684933ac979071d04.exe
      "C:\Users\Admin\AppData\Local\Temp\fb2c13a859a91c5dad1f8a9632d5989356153caef6bac8e684933ac979071d04.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3104

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2128-22-0x0000000006830000-0x0000000006A5A000-memory.dmp

    Filesize

    2.2MB

  • memory/2128-4888-0x00000000048E0000-0x0000000004934000-memory.dmp

    Filesize

    336KB

  • memory/2128-2-0x00000000748E0000-0x0000000074FCE000-memory.dmp

    Filesize

    6.9MB

  • memory/2128-3-0x00000000052A0000-0x00000000056F8000-memory.dmp

    Filesize

    4.3MB

  • memory/2128-4-0x0000000006830000-0x0000000006A60000-memory.dmp

    Filesize

    2.2MB

  • memory/2128-5-0x0000000006830000-0x0000000006A5A000-memory.dmp

    Filesize

    2.2MB

  • memory/2128-26-0x0000000006830000-0x0000000006A5A000-memory.dmp

    Filesize

    2.2MB

  • memory/2128-6-0x0000000006830000-0x0000000006A5A000-memory.dmp

    Filesize

    2.2MB

  • memory/2128-32-0x0000000006830000-0x0000000006A5A000-memory.dmp

    Filesize

    2.2MB

  • memory/2128-10-0x0000000006830000-0x0000000006A5A000-memory.dmp

    Filesize

    2.2MB

  • memory/2128-8-0x0000000006830000-0x0000000006A5A000-memory.dmp

    Filesize

    2.2MB

  • memory/2128-12-0x0000000006830000-0x0000000006A5A000-memory.dmp

    Filesize

    2.2MB

  • memory/2128-18-0x0000000006830000-0x0000000006A5A000-memory.dmp

    Filesize

    2.2MB

  • memory/2128-16-0x0000000006830000-0x0000000006A5A000-memory.dmp

    Filesize

    2.2MB

  • memory/2128-42-0x0000000006830000-0x0000000006A5A000-memory.dmp

    Filesize

    2.2MB

  • memory/2128-40-0x0000000006830000-0x0000000006A5A000-memory.dmp

    Filesize

    2.2MB

  • memory/2128-38-0x0000000006830000-0x0000000006A5A000-memory.dmp

    Filesize

    2.2MB

  • memory/2128-36-0x0000000006830000-0x0000000006A5A000-memory.dmp

    Filesize

    2.2MB

  • memory/2128-34-0x0000000006830000-0x0000000006A5A000-memory.dmp

    Filesize

    2.2MB

  • memory/2128-30-0x0000000006830000-0x0000000006A5A000-memory.dmp

    Filesize

    2.2MB

  • memory/2128-28-0x0000000006830000-0x0000000006A5A000-memory.dmp

    Filesize

    2.2MB

  • memory/2128-24-0x0000000006830000-0x0000000006A5A000-memory.dmp

    Filesize

    2.2MB

  • memory/2128-0-0x00000000748EE000-0x00000000748EF000-memory.dmp

    Filesize

    4KB

  • memory/2128-1-0x0000000000D50000-0x0000000001006000-memory.dmp

    Filesize

    2.7MB

  • memory/2128-46-0x0000000006830000-0x0000000006A5A000-memory.dmp

    Filesize

    2.2MB

  • memory/2128-14-0x0000000006830000-0x0000000006A5A000-memory.dmp

    Filesize

    2.2MB

  • memory/2128-62-0x0000000006830000-0x0000000006A5A000-memory.dmp

    Filesize

    2.2MB

  • memory/2128-20-0x0000000006830000-0x0000000006A5A000-memory.dmp

    Filesize

    2.2MB

  • memory/2128-48-0x0000000006830000-0x0000000006A5A000-memory.dmp

    Filesize

    2.2MB

  • memory/2128-50-0x0000000006830000-0x0000000006A5A000-memory.dmp

    Filesize

    2.2MB

  • memory/2128-52-0x0000000006830000-0x0000000006A5A000-memory.dmp

    Filesize

    2.2MB

  • memory/2128-54-0x0000000006830000-0x0000000006A5A000-memory.dmp

    Filesize

    2.2MB

  • memory/2128-68-0x0000000006830000-0x0000000006A5A000-memory.dmp

    Filesize

    2.2MB

  • memory/2128-66-0x0000000006830000-0x0000000006A5A000-memory.dmp

    Filesize

    2.2MB

  • memory/2128-64-0x0000000006830000-0x0000000006A5A000-memory.dmp

    Filesize

    2.2MB

  • memory/2128-60-0x0000000006830000-0x0000000006A5A000-memory.dmp

    Filesize

    2.2MB

  • memory/2128-58-0x0000000006830000-0x0000000006A5A000-memory.dmp

    Filesize

    2.2MB

  • memory/2128-56-0x0000000006830000-0x0000000006A5A000-memory.dmp

    Filesize

    2.2MB

  • memory/2128-4885-0x00000000748E0000-0x0000000074FCE000-memory.dmp

    Filesize

    6.9MB

  • memory/2128-4887-0x0000000000C00000-0x0000000000C4C000-memory.dmp

    Filesize

    304KB

  • memory/2128-4886-0x00000000049A0000-0x0000000004A0C000-memory.dmp

    Filesize

    432KB

  • memory/2128-44-0x0000000006830000-0x0000000006A5A000-memory.dmp

    Filesize

    2.2MB

  • memory/2128-4904-0x00000000748E0000-0x0000000074FCE000-memory.dmp

    Filesize

    6.9MB

  • memory/3104-4905-0x00000000748E0000-0x0000000074FCE000-memory.dmp

    Filesize

    6.9MB

  • memory/3104-4906-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/3104-4907-0x00000000748E0000-0x0000000074FCE000-memory.dmp

    Filesize

    6.9MB

  • memory/3104-4908-0x00000000748E0000-0x0000000074FCE000-memory.dmp

    Filesize

    6.9MB