Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    04-09-2024 01:53

General

  • Target

    699af4e8e4d2f3b3ab73268c846f4013f677bc183b9c561279f88c0239972b9b.exe

  • Size

    652KB

  • MD5

    c32f9ec932828cb58da2a9fde44a4635

  • SHA1

    e13e8202a7f83df99bacbf89bfc303c9d73a68a8

  • SHA256

    699af4e8e4d2f3b3ab73268c846f4013f677bc183b9c561279f88c0239972b9b

  • SHA512

    39a7affc06ba2f14e731688292d073784e6c40482e4222a1c061093a1464646427c294e4232b950637267f60f70ea2fa8d971cafcc556dabfcbf56d1bc13df1f

  • SSDEEP

    12288:199glhtubCawcYZP1Y663TmwQxzcnhApsyaoJYD/exqBfHVdGrtaEJmxzBI8y7tN:1dwV1STmwQxqroqD2xWVdGZmxzBI8C

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • 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.

  • 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
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\699af4e8e4d2f3b3ab73268c846f4013f677bc183b9c561279f88c0239972b9b.exe
    "C:\Users\Admin\AppData\Local\Temp\699af4e8e4d2f3b3ab73268c846f4013f677bc183b9c561279f88c0239972b9b.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2720
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\fZiZbwCArj.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2900
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\fZiZbwCArj" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5957.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:3036
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2632

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp5957.tmp

    Filesize

    1KB

    MD5

    aae0a44d5806b9fceb33bda588d25e41

    SHA1

    4b66800c23bd6133d18a9c8c5ef041a1897f2d54

    SHA256

    6e39347ad0951537479d7d2203587f68b3a567a274b407cdf83ae0cfb38caa15

    SHA512

    f23ac9c7a60e648ef899f3806ee29337454eceec1eb4e8a3880a67cd4a814d2a13e6e2368e9efb7d6a5473af6f6aa1829be939519b9f3d29f93fcedc44685670

  • memory/2632-24-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2632-23-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

    Filesize

    4KB

  • memory/2632-15-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2632-17-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2632-26-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2632-19-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2632-21-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2632-25-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2720-6-0x0000000001EE0000-0x0000000001EEC000-memory.dmp

    Filesize

    48KB

  • memory/2720-5-0x0000000073ED0000-0x00000000745BE000-memory.dmp

    Filesize

    6.9MB

  • memory/2720-1-0x0000000000010000-0x00000000000BA000-memory.dmp

    Filesize

    680KB

  • memory/2720-0-0x0000000073EDE000-0x0000000073EDF000-memory.dmp

    Filesize

    4KB

  • memory/2720-3-0x00000000007B0000-0x00000000007C0000-memory.dmp

    Filesize

    64KB

  • memory/2720-7-0x0000000005460000-0x00000000054E2000-memory.dmp

    Filesize

    520KB

  • memory/2720-2-0x0000000073ED0000-0x00000000745BE000-memory.dmp

    Filesize

    6.9MB

  • memory/2720-4-0x0000000073EDE000-0x0000000073EDF000-memory.dmp

    Filesize

    4KB

  • memory/2720-27-0x0000000073ED0000-0x00000000745BE000-memory.dmp

    Filesize

    6.9MB