Analysis

  • max time kernel
    149s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240419-en
  • resource tags

    arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
  • submitted
    23-05-2024 01:20

General

  • Target

    dda04090f191390ed41405c69e3bcd6d26270514ce3d0d9269f08e8365ae458c.exe

  • Size

    725KB

  • MD5

    dccff44589161c5f4eeca38db7a20b9b

  • SHA1

    650518208c762663a0d35041dd85cb84808d39ab

  • SHA256

    dda04090f191390ed41405c69e3bcd6d26270514ce3d0d9269f08e8365ae458c

  • SHA512

    95ab40feba08ba18efde1f4323664f0974b07575764f131ff28768f77ff2a5db3f38894f9e4c821ef4d89493ae954596936b53aa437149159aedbb658df48354

  • SSDEEP

    12288:reD5WNjpkskxRDqaCgqRR5F6HkkoFef0sonfzsomBF7q54e/+2ygAKV7/jSWiY6L:re5WNjpkskxRDqaCgqRR+zqfzsd7aQWu

Malware Config

Signatures

  • AgentTesla

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

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • 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.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\dda04090f191390ed41405c69e3bcd6d26270514ce3d0d9269f08e8365ae458c.exe
    "C:\Users\Admin\AppData\Local\Temp\dda04090f191390ed41405c69e3bcd6d26270514ce3d0d9269f08e8365ae458c.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1432
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\XaGXUbWOeaIs.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2324
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\XaGXUbWOeaIs" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5A02.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1648

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp5A02.tmp

    Filesize

    1KB

    MD5

    ae4dfe163fc2480ee3e11d26327cc85c

    SHA1

    ce8e714dc89452dde5e5f5a4f49b425dddac876f

    SHA256

    e592a47a2393ffb02bb38b518425f190cf4d785624366fb92219d505e840d9f3

    SHA512

    9fecf4c6b45156edae872d5ce3659075a4ec3bad5147e2968539aa81af876d51d9bab353842a26de81998725fad80899cf5472e3840f5c5db70c8b31dae065d6

  • memory/1432-0-0x0000000073FDE000-0x0000000073FDF000-memory.dmp

    Filesize

    4KB

  • memory/1432-1-0x00000000011B0000-0x000000000126C000-memory.dmp

    Filesize

    752KB

  • memory/1432-2-0x0000000073FD0000-0x00000000746BE000-memory.dmp

    Filesize

    6.9MB

  • memory/1432-3-0x0000000000560000-0x0000000000580000-memory.dmp

    Filesize

    128KB

  • memory/1432-4-0x0000000000640000-0x0000000000650000-memory.dmp

    Filesize

    64KB

  • memory/1432-5-0x00000000009D0000-0x00000000009E6000-memory.dmp

    Filesize

    88KB

  • memory/1432-6-0x00000000053E0000-0x0000000005464000-memory.dmp

    Filesize

    528KB

  • memory/1432-12-0x00000000047B0000-0x00000000047F2000-memory.dmp

    Filesize

    264KB

  • memory/1432-15-0x0000000073FDE000-0x0000000073FDF000-memory.dmp

    Filesize

    4KB

  • memory/1432-16-0x0000000073FD0000-0x00000000746BE000-memory.dmp

    Filesize

    6.9MB