Analysis

  • max time kernel
    119s
  • max time network
    121s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-09-2024 07:06

General

  • Target

    3b318399e094b9024f2b6c8d92eff595a636b147b4bf240752e92a6bcd7b7fd8.exe

  • Size

    652KB

  • MD5

    999c2c940d0c49ab173cd107e6d5323c

  • SHA1

    8e14d16e2a7ca0e253203fbb9c44814d7ed6b3f4

  • SHA256

    3b318399e094b9024f2b6c8d92eff595a636b147b4bf240752e92a6bcd7b7fd8

  • SHA512

    5b3d480b1569a8780098cfe80a9ae3fda010d601979ed0973d1e86a1ee34003eedd21d5d1fe8c98fdba059da7ae7c6bd20f3c6cdbb309a2fc3c9e7d094e85d4d

  • SSDEEP

    12288:+SaxzV17d704jDHWOkAJbH4aQDbRE8hUrHmAxOqZysQpryO0Nsy9i72l:KzV1R7RH9kAZARUjSz3yOysykE

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.apexrnun.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    %qroUozO;(C2Rlyb

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.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3b318399e094b9024f2b6c8d92eff595a636b147b4bf240752e92a6bcd7b7fd8.exe
    "C:\Users\Admin\AppData\Local\Temp\3b318399e094b9024f2b6c8d92eff595a636b147b4bf240752e92a6bcd7b7fd8.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3660
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\3b318399e094b9024f2b6c8d92eff595a636b147b4bf240752e92a6bcd7b7fd8.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1848
    • C:\Users\Admin\AppData\Local\Temp\3b318399e094b9024f2b6c8d92eff595a636b147b4bf240752e92a6bcd7b7fd8.exe
      "C:\Users\Admin\AppData\Local\Temp\3b318399e094b9024f2b6c8d92eff595a636b147b4bf240752e92a6bcd7b7fd8.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4696

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_o150fy13.xtz.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/1848-48-0x0000000006D80000-0x0000000006E23000-memory.dmp

    Filesize

    652KB

  • memory/1848-50-0x00000000070B0000-0x00000000070CA000-memory.dmp

    Filesize

    104KB

  • memory/1848-30-0x0000000074A90000-0x0000000075240000-memory.dmp

    Filesize

    7.7MB

  • memory/1848-61-0x0000000074A90000-0x0000000075240000-memory.dmp

    Filesize

    7.7MB

  • memory/1848-58-0x00000000073D0000-0x00000000073D8000-memory.dmp

    Filesize

    32KB

  • memory/1848-57-0x00000000073F0000-0x000000000740A000-memory.dmp

    Filesize

    104KB

  • memory/1848-56-0x00000000072F0000-0x0000000007304000-memory.dmp

    Filesize

    80KB

  • memory/1848-55-0x00000000072E0000-0x00000000072EE000-memory.dmp

    Filesize

    56KB

  • memory/1848-53-0x00000000072B0000-0x00000000072C1000-memory.dmp

    Filesize

    68KB

  • memory/1848-52-0x0000000007330000-0x00000000073C6000-memory.dmp

    Filesize

    600KB

  • memory/1848-51-0x0000000007120000-0x000000000712A000-memory.dmp

    Filesize

    40KB

  • memory/1848-34-0x0000000005D70000-0x0000000005D8E000-memory.dmp

    Filesize

    120KB

  • memory/1848-20-0x0000000004EC0000-0x0000000004EE2000-memory.dmp

    Filesize

    136KB

  • memory/1848-49-0x00000000076F0000-0x0000000007D6A000-memory.dmp

    Filesize

    6.5MB

  • memory/1848-36-0x0000000006360000-0x0000000006392000-memory.dmp

    Filesize

    200KB

  • memory/1848-16-0x00000000024D0000-0x0000000002506000-memory.dmp

    Filesize

    216KB

  • memory/1848-18-0x0000000074A90000-0x0000000075240000-memory.dmp

    Filesize

    7.7MB

  • memory/1848-19-0x0000000004FA0000-0x00000000055C8000-memory.dmp

    Filesize

    6.2MB

  • memory/1848-22-0x0000000074A90000-0x0000000075240000-memory.dmp

    Filesize

    7.7MB

  • memory/1848-21-0x00000000055D0000-0x0000000005636000-memory.dmp

    Filesize

    408KB

  • memory/1848-37-0x00000000706F0000-0x000000007073C000-memory.dmp

    Filesize

    304KB

  • memory/1848-47-0x0000000006D50000-0x0000000006D6E000-memory.dmp

    Filesize

    120KB

  • memory/1848-35-0x00000000060F0000-0x000000000613C000-memory.dmp

    Filesize

    304KB

  • memory/1848-29-0x0000000005750000-0x0000000005AA4000-memory.dmp

    Filesize

    3.3MB

  • memory/3660-13-0x0000000074A90000-0x0000000075240000-memory.dmp

    Filesize

    7.7MB

  • memory/3660-10-0x000000000A870000-0x000000000A90C000-memory.dmp

    Filesize

    624KB

  • memory/3660-8-0x0000000074A90000-0x0000000075240000-memory.dmp

    Filesize

    7.7MB

  • memory/3660-4-0x0000000003450000-0x000000000345A000-memory.dmp

    Filesize

    40KB

  • memory/3660-5-0x0000000074A90000-0x0000000075240000-memory.dmp

    Filesize

    7.7MB

  • memory/3660-0-0x0000000074A9E000-0x0000000074A9F000-memory.dmp

    Filesize

    4KB

  • memory/3660-6-0x0000000005AA0000-0x0000000005AB0000-memory.dmp

    Filesize

    64KB

  • memory/3660-2-0x0000000005FE0000-0x0000000006584000-memory.dmp

    Filesize

    5.6MB

  • memory/3660-7-0x0000000074A9E000-0x0000000074A9F000-memory.dmp

    Filesize

    4KB

  • memory/3660-3-0x00000000058F0000-0x0000000005982000-memory.dmp

    Filesize

    584KB

  • memory/3660-9-0x0000000006DB0000-0x0000000006E34000-memory.dmp

    Filesize

    528KB

  • memory/3660-1-0x0000000000F40000-0x0000000000FEA000-memory.dmp

    Filesize

    680KB

  • memory/4696-54-0x0000000006510000-0x0000000006560000-memory.dmp

    Filesize

    320KB

  • memory/4696-11-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/4696-15-0x0000000074A90000-0x0000000075240000-memory.dmp

    Filesize

    7.7MB

  • memory/4696-17-0x0000000004FC0000-0x0000000005026000-memory.dmp

    Filesize

    408KB

  • memory/4696-14-0x0000000074A90000-0x0000000075240000-memory.dmp

    Filesize

    7.7MB

  • memory/4696-62-0x0000000074A90000-0x0000000075240000-memory.dmp

    Filesize

    7.7MB