Overview

overview

10

Static

static

3

3990971d70...1e.exe

windows7-x64

10

3990971d70...1e.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    22-05-2024 01:22

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General

  • Target

    3990971d705514cd25bbc3c94b262bc7775928baf3472270b2fa43107ea3d01e.exe

  • Size

    862KB

  • MD5

    2135fe28ce29c26ac1f9eb94a9dfbc7d

  • SHA1

    2c173d28c94b66acc82e92b7ee42c851ea9f829b

  • SHA256

    3990971d705514cd25bbc3c94b262bc7775928baf3472270b2fa43107ea3d01e

  • SHA512

    98d2fea79aced58e7ce55113b91039d3a54bb0d536f871ad9c635ef6c269cccc81ff580e3b089862c597150acca3dc145df48da1d532fff19c9d005fccf8ba30

  • SSDEEP

    12288:KH6GCIxDThB7X4yMm8vw7Du9zPuMMJcjujhVPC2Tt/NiOVWaSuCyIFqvlo:UCIx9BbcPvealP48Qrz5WKcIlo

Score
10/10
agentteslaexecutionkeyloggerspywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     ftp
  • Host:
    ftp://ftp.jeepcommerce.rs
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    UL^Y]#$dMj?2

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • 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 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
  • 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.

    execution
  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

    spywarestealer
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

    spywarestealer
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

    spywarestealer
  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • 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.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\3990971d705514cd25bbc3c94b262bc7775928baf3472270b2fa43107ea3d01e.exe
    "C:\Users\Admin\AppData\Local\Temp\3990971d705514cd25bbc3c94b262bc7775928baf3472270b2fa43107ea3d01e.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2804
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\dzzbbxWYQweGV.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2472
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\dzzbbxWYQweGV" /XML "C:\Users\Admin\AppData\Local\Temp\tmpAA63.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2480

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpAA63.tmp
    Filesize

    1KB

    MD5

    81d80a567d2759089845cbebfe9ae432

    SHA1

    d89f2302ee365d41a43b87bef6467d7ecd2accee

    SHA256

    96081480778ff6b7844b914dfc7d34441c783ea9751c81c2be8467c9dd9a10d6

    SHA512

    7f9d45b4c0d3299bb4a8a8867bdf469eebb322804bb905632a9bbde908c2a9fe06ff985f3a00a351199f949b4e2d720b04563a95662e27b12f5a2140ee448d5f

    Download Submit

  • memory/2804-0-0x000000007428E000-0x000000007428F000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2804-1-0x0000000001060000-0x000000000113E000-memory.dmp

    Filesize

    888KB

    Download

  • memory/2804-2-0x0000000074280000-0x000000007496E000-memory.dmp

    Filesize

    6.9MB

    Download

  • memory/2804-3-0x0000000004ED0000-0x0000000004F76000-memory.dmp

    Filesize

    664KB

    Download

  • memory/2804-4-0x0000000000550000-0x000000000056E000-memory.dmp

    Filesize

    120KB

    Download

  • memory/2804-5-0x00000000005D0000-0x00000000005E0000-memory.dmp

    Filesize

    64KB

    Download

  • memory/2804-6-0x00000000053F0000-0x0000000005474000-memory.dmp

    Filesize

    528KB

    Download

  • memory/2804-12-0x0000000001020000-0x0000000001062000-memory.dmp

    Filesize

    264KB

    Download

  • memory/2804-15-0x000000007428E000-0x000000007428F000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2804-16-0x0000000074280000-0x000000007496E000-memory.dmp

    Filesize

    6.9MB

    Download