Analysis

  • max time kernel
    95s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-09-2024 01:21

General

  • Target

    53b88a249d4c970ada7b688e9e44282aa3a36c44a4b170bd2988b5b53c8a224b.exe

  • Size

    635KB

  • MD5

    204ac6e77b42347b084cd3fc41850fc1

  • SHA1

    fe84f5afeceb6b463eb4505f51d2d868bf20d330

  • SHA256

    53b88a249d4c970ada7b688e9e44282aa3a36c44a4b170bd2988b5b53c8a224b

  • SHA512

    c0e7d63bc3e6a66854e342eb222892a140bde52d4af646b9e1125f2de04b1d9f6e6e99ae04d15d334af09165246e8bc7da11b728b55bf36acdf06a94d9fedbaa

  • SSDEEP

    12288:rK6momWOHSR+MSaaICgYeem6OvbVXgX/8hHVbzvzg0WOvnbp9:Db/BR+Mtz0m6QVX0Y1U0/

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.mailo.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Nosakhare1995

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.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 3 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 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\53b88a249d4c970ada7b688e9e44282aa3a36c44a4b170bd2988b5b53c8a224b.exe
    "C:\Users\Admin\AppData\Local\Temp\53b88a249d4c970ada7b688e9e44282aa3a36c44a4b170bd2988b5b53c8a224b.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4436
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\OfGudSe.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2924
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\OfGudSe" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF9B2.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:3656
    • C:\Users\Admin\AppData\Local\Temp\53b88a249d4c970ada7b688e9e44282aa3a36c44a4b170bd2988b5b53c8a224b.exe
      "C:\Users\Admin\AppData\Local\Temp\53b88a249d4c970ada7b688e9e44282aa3a36c44a4b170bd2988b5b53c8a224b.exe"
      2⤵
        PID:3204
      • C:\Users\Admin\AppData\Local\Temp\53b88a249d4c970ada7b688e9e44282aa3a36c44a4b170bd2988b5b53c8a224b.exe
        "C:\Users\Admin\AppData\Local\Temp\53b88a249d4c970ada7b688e9e44282aa3a36c44a4b170bd2988b5b53c8a224b.exe"
        2⤵
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:3784

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_daxjz2qp.kfj.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Local\Temp\tmpF9B2.tmp

      Filesize

      1KB

      MD5

      b399dc59eabb9f163224b43d963aeade

      SHA1

      2a6490cfd49c2981801963d326cb0f76c1485d45

      SHA256

      02558d59268767d14fe40a1aa17d2102113773dd343ff27de27c061580a1d08c

      SHA512

      debc76e5b5bb5331e3b5341387c4a70eabb19c3d7e54c2037eebf9fb52ae6594d5f9e2e61278873270d7569784bbe60f87b2109ac48753ffe2fd3a05c79e1e3d

    • memory/2924-55-0x0000000006230000-0x000000000624E000-memory.dmp

      Filesize

      120KB

    • memory/2924-69-0x00000000753B0000-0x0000000075B60000-memory.dmp

      Filesize

      7.7MB

    • memory/2924-64-0x00000000071F0000-0x0000000007204000-memory.dmp

      Filesize

      80KB

    • memory/2924-63-0x00000000071E0000-0x00000000071EE000-memory.dmp

      Filesize

      56KB

    • memory/2924-62-0x00000000071B0000-0x00000000071C1000-memory.dmp

      Filesize

      68KB

    • memory/2924-60-0x0000000007230000-0x00000000072C6000-memory.dmp

      Filesize

      600KB

    • memory/2924-59-0x0000000007020000-0x000000000702A000-memory.dmp

      Filesize

      40KB

    • memory/2924-58-0x0000000006FB0000-0x0000000006FCA000-memory.dmp

      Filesize

      104KB

    • memory/2924-57-0x0000000007600000-0x0000000007C7A000-memory.dmp

      Filesize

      6.5MB

    • memory/2924-56-0x0000000006C60000-0x0000000006D03000-memory.dmp

      Filesize

      652KB

    • memory/2924-29-0x0000000005530000-0x0000000005552000-memory.dmp

      Filesize

      136KB

    • memory/2924-65-0x00000000072F0000-0x000000000730A000-memory.dmp

      Filesize

      104KB

    • memory/2924-20-0x0000000004DD0000-0x00000000053F8000-memory.dmp

      Filesize

      6.2MB

    • memory/2924-66-0x00000000072D0000-0x00000000072D8000-memory.dmp

      Filesize

      32KB

    • memory/2924-18-0x00000000753B0000-0x0000000075B60000-memory.dmp

      Filesize

      7.7MB

    • memory/2924-21-0x00000000753B0000-0x0000000075B60000-memory.dmp

      Filesize

      7.7MB

    • memory/2924-45-0x0000000071100000-0x000000007114C000-memory.dmp

      Filesize

      304KB

    • memory/2924-23-0x00000000753B0000-0x0000000075B60000-memory.dmp

      Filesize

      7.7MB

    • memory/2924-44-0x0000000006250000-0x0000000006282000-memory.dmp

      Filesize

      200KB

    • memory/2924-42-0x0000000005D00000-0x0000000005D4C000-memory.dmp

      Filesize

      304KB

    • memory/2924-41-0x0000000005C70000-0x0000000005C8E000-memory.dmp

      Filesize

      120KB

    • memory/2924-17-0x0000000002370000-0x00000000023A6000-memory.dmp

      Filesize

      216KB

    • memory/2924-30-0x00000000055D0000-0x0000000005636000-memory.dmp

      Filesize

      408KB

    • memory/2924-31-0x00000000056B0000-0x0000000005A04000-memory.dmp

      Filesize

      3.3MB

    • memory/3784-28-0x00000000753B0000-0x0000000075B60000-memory.dmp

      Filesize

      7.7MB

    • memory/3784-26-0x00000000753B0000-0x0000000075B60000-memory.dmp

      Filesize

      7.7MB

    • memory/3784-70-0x00000000753B0000-0x0000000075B60000-memory.dmp

      Filesize

      7.7MB

    • memory/3784-61-0x0000000006730000-0x0000000006780000-memory.dmp

      Filesize

      320KB

    • memory/3784-25-0x0000000005120000-0x0000000005186000-memory.dmp

      Filesize

      408KB

    • memory/3784-22-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/4436-9-0x0000000005290000-0x000000000529A000-memory.dmp

      Filesize

      40KB

    • memory/4436-6-0x0000000005260000-0x0000000005274000-memory.dmp

      Filesize

      80KB

    • memory/4436-10-0x00000000052A0000-0x00000000052AE000-memory.dmp

      Filesize

      56KB

    • memory/4436-12-0x0000000008CC0000-0x0000000008D5C000-memory.dmp

      Filesize

      624KB

    • memory/4436-8-0x00000000753B0000-0x0000000075B60000-memory.dmp

      Filesize

      7.7MB

    • memory/4436-7-0x00000000753BE000-0x00000000753BF000-memory.dmp

      Filesize

      4KB

    • memory/4436-27-0x00000000753B0000-0x0000000075B60000-memory.dmp

      Filesize

      7.7MB

    • memory/4436-11-0x0000000006720000-0x000000000679C000-memory.dmp

      Filesize

      496KB

    • memory/4436-5-0x0000000004FA0000-0x0000000004FAA000-memory.dmp

      Filesize

      40KB

    • memory/4436-4-0x00000000753B0000-0x0000000075B60000-memory.dmp

      Filesize

      7.7MB

    • memory/4436-3-0x0000000004FF0000-0x0000000005082000-memory.dmp

      Filesize

      584KB

    • memory/4436-2-0x0000000005700000-0x0000000005CA4000-memory.dmp

      Filesize

      5.6MB

    • memory/4436-1-0x0000000000510000-0x00000000005B4000-memory.dmp

      Filesize

      656KB

    • memory/4436-0-0x00000000753BE000-0x00000000753BF000-memory.dmp

      Filesize

      4KB