Analysis

  • max time kernel
    118s
  • max time network
    120s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-10-2024 13:16

General

  • Target

    LVRmN9zQMQ2LP7G.exe

  • Size

    849KB

  • MD5

    90ddf72c85ae96c28739d959d356a60d

  • SHA1

    70924ccae3d98fc7f2cf3589a9e6f5afb4a5b3cb

  • SHA256

    28c60c06ff3a078f6951ae4bde3069bb8a2c791c52760d8db169c162fc04fec6

  • SHA512

    2e90b3720b21944832df6886ee715bab498c48b939366d810e429d8a105fd9d39a6732e03eab531d5c1fcf4b1f09516ce671bd39c9855872a1123b4b72f4fd63

  • SSDEEP

    24576:FqAJNrVbCx3YNSZCPmGfSxVqLbtT99kph3pzWUM2Gmkj0x8o:DNlCyS0mGeqLbypRpyR2RU0x8o

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.apexrnun.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    dU*wU0)yR;?4q|-#

Extracted

Family

agenttesla

Credentials

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.

  • 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 3 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 3 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\LVRmN9zQMQ2LP7G.exe
    "C:\Users\Admin\AppData\Local\Temp\LVRmN9zQMQ2LP7G.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:4888
    • 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\LVRmN9zQMQ2LP7G.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4164
    • C:\Users\Admin\AppData\Local\Temp\LVRmN9zQMQ2LP7G.exe
      "C:\Users\Admin\AppData\Local\Temp\LVRmN9zQMQ2LP7G.exe"
      2⤵
        PID:1228
      • C:\Users\Admin\AppData\Local\Temp\LVRmN9zQMQ2LP7G.exe
        "C:\Users\Admin\AppData\Local\Temp\LVRmN9zQMQ2LP7G.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3064

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_kc53t5fx.fd4.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • memory/3064-11-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/3064-62-0x0000000074F60000-0x0000000075710000-memory.dmp

      Filesize

      7.7MB

    • memory/3064-54-0x0000000006D70000-0x0000000006DC0000-memory.dmp

      Filesize

      320KB

    • memory/3064-28-0x0000000074F60000-0x0000000075710000-memory.dmp

      Filesize

      7.7MB

    • memory/3064-18-0x0000000005710000-0x0000000005776000-memory.dmp

      Filesize

      408KB

    • memory/3064-13-0x0000000074F60000-0x0000000075710000-memory.dmp

      Filesize

      7.7MB

    • memory/4164-48-0x0000000007180000-0x0000000007223000-memory.dmp

      Filesize

      652KB

    • memory/4164-33-0x0000000005960000-0x0000000005CB4000-memory.dmp

      Filesize

      3.3MB

    • memory/4164-61-0x0000000074F60000-0x0000000075710000-memory.dmp

      Filesize

      7.7MB

    • memory/4164-58-0x0000000007580000-0x0000000007588000-memory.dmp

      Filesize

      32KB

    • memory/4164-57-0x00000000075A0000-0x00000000075BA000-memory.dmp

      Filesize

      104KB

    • memory/4164-56-0x00000000074A0000-0x00000000074B4000-memory.dmp

      Filesize

      80KB

    • memory/4164-55-0x0000000007490000-0x000000000749E000-memory.dmp

      Filesize

      56KB

    • memory/4164-15-0x0000000074F60000-0x0000000075710000-memory.dmp

      Filesize

      7.7MB

    • memory/4164-16-0x0000000004910000-0x0000000004946000-memory.dmp

      Filesize

      216KB

    • memory/4164-17-0x0000000004FA0000-0x00000000055C8000-memory.dmp

      Filesize

      6.2MB

    • memory/4164-20-0x0000000074F60000-0x0000000075710000-memory.dmp

      Filesize

      7.7MB

    • memory/4164-19-0x0000000074F60000-0x0000000075710000-memory.dmp

      Filesize

      7.7MB

    • memory/4164-53-0x0000000007460000-0x0000000007471000-memory.dmp

      Filesize

      68KB

    • memory/4164-52-0x00000000074E0000-0x0000000007576000-memory.dmp

      Filesize

      600KB

    • memory/4164-27-0x00000000057D0000-0x0000000005836000-memory.dmp

      Filesize

      408KB

    • memory/4164-51-0x00000000072D0000-0x00000000072DA000-memory.dmp

      Filesize

      40KB

    • memory/4164-21-0x0000000005730000-0x0000000005752000-memory.dmp

      Filesize

      136KB

    • memory/4164-50-0x0000000007260000-0x000000000727A000-memory.dmp

      Filesize

      104KB

    • memory/4164-34-0x0000000005F30000-0x0000000005F4E000-memory.dmp

      Filesize

      120KB

    • memory/4164-35-0x0000000005F70000-0x0000000005FBC000-memory.dmp

      Filesize

      304KB

    • memory/4164-36-0x0000000006520000-0x0000000006552000-memory.dmp

      Filesize

      200KB

    • memory/4164-37-0x0000000070BE0000-0x0000000070C2C000-memory.dmp

      Filesize

      304KB

    • memory/4164-47-0x0000000006500000-0x000000000651E000-memory.dmp

      Filesize

      120KB

    • memory/4164-49-0x00000000078B0000-0x0000000007F2A000-memory.dmp

      Filesize

      6.5MB

    • memory/4888-0-0x0000000074F6E000-0x0000000074F6F000-memory.dmp

      Filesize

      4KB

    • memory/4888-8-0x0000000074F6E000-0x0000000074F6F000-memory.dmp

      Filesize

      4KB

    • memory/4888-3-0x0000000004D60000-0x0000000004DF2000-memory.dmp

      Filesize

      584KB

    • memory/4888-4-0x0000000004D50000-0x0000000004D5A000-memory.dmp

      Filesize

      40KB

    • memory/4888-5-0x0000000074F60000-0x0000000075710000-memory.dmp

      Filesize

      7.7MB

    • memory/4888-2-0x0000000005420000-0x00000000059C4000-memory.dmp

      Filesize

      5.6MB

    • memory/4888-14-0x0000000074F60000-0x0000000075710000-memory.dmp

      Filesize

      7.7MB

    • memory/4888-6-0x0000000005070000-0x000000000510C000-memory.dmp

      Filesize

      624KB

    • memory/4888-7-0x0000000004FA0000-0x0000000004FB2000-memory.dmp

      Filesize

      72KB

    • memory/4888-10-0x0000000006630000-0x00000000066CA000-memory.dmp

      Filesize

      616KB

    • memory/4888-9-0x0000000074F60000-0x0000000075710000-memory.dmp

      Filesize

      7.7MB

    • memory/4888-1-0x0000000000270000-0x000000000034A000-memory.dmp

      Filesize

      872KB