Analysis

  • max time kernel
    149s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/10/2024, 20:47

General

  • Target

    df3325fba80354987645e107d3166cfe0b97c56818903e42bb938ce6bff6675c.exe

  • Size

    763KB

  • MD5

    0e0627eccfb3a1a5815cbc5947096112

  • SHA1

    7d54823e2811842627f0deabe83808ac2dcf31f1

  • SHA256

    df3325fba80354987645e107d3166cfe0b97c56818903e42bb938ce6bff6675c

  • SHA512

    679c719031f680f61165af2484edb6fe657d586d6fa6cc1858aec39f269048922a908e2610c8f7880ceb2152b79fb9c29915eef1744164ca87cd5dd845d33326

  • SSDEEP

    12288:76bwoIc0N0I05GYVYaQF0sVxrRIW/RfZ+2vKeV+YaQBX2FRbrBcSF:7QwoIc0yI0kYSiseW5fLV8YuZc

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    us2.smtp.mailhostbox.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Password: rB^PG*h 6.

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.

  • 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 WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\df3325fba80354987645e107d3166cfe0b97c56818903e42bb938ce6bff6675c.exe
    "C:\Users\Admin\AppData\Local\Temp\df3325fba80354987645e107d3166cfe0b97c56818903e42bb938ce6bff6675c.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:3960
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\SFnyDQGfkqV.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1880
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\SFnyDQGfkqV" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA558.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:1212
    • C:\Users\Admin\AppData\Local\Temp\df3325fba80354987645e107d3166cfe0b97c56818903e42bb938ce6bff6675c.exe
      "C:\Users\Admin\AppData\Local\Temp\df3325fba80354987645e107d3166cfe0b97c56818903e42bb938ce6bff6675c.exe"
      2⤵
        PID:4700
      • C:\Users\Admin\AppData\Local\Temp\df3325fba80354987645e107d3166cfe0b97c56818903e42bb938ce6bff6675c.exe
        "C:\Users\Admin\AppData\Local\Temp\df3325fba80354987645e107d3166cfe0b97c56818903e42bb938ce6bff6675c.exe"
        2⤵
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:908

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_4dykwz4f.1hm.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Local\Temp\tmpA558.tmp

      Filesize

      1KB

      MD5

      58f280b6fc633cc99758ec4559cd595f

      SHA1

      6e4705378fbe04a1ef64df849b9603c6736cf4e9

      SHA256

      58e16a95a77f4c4949b1f2bbdc0f1e926a06317047378541b9ee3ebb01328c38

      SHA512

      c6aac67c5225bec3e5bc494f8f332cad56e46a315f5c8a65a73d3ed9d93eed005aa8a45c268b967cc83ec9b09ccb36dff4067d7a8d74202c5a77e3ff78bab6c4

    • memory/908-70-0x0000000075020000-0x00000000757D0000-memory.dmp

      Filesize

      7.7MB

    • memory/908-62-0x0000000006760000-0x00000000067B0000-memory.dmp

      Filesize

      320KB

    • memory/908-41-0x0000000075020000-0x00000000757D0000-memory.dmp

      Filesize

      7.7MB

    • memory/908-34-0x0000000075020000-0x00000000757D0000-memory.dmp

      Filesize

      7.7MB

    • memory/908-26-0x0000000004F50000-0x0000000004FB6000-memory.dmp

      Filesize

      408KB

    • memory/908-22-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/1880-55-0x0000000007280000-0x0000000007323000-memory.dmp

      Filesize

      652KB

    • memory/1880-40-0x00000000060B0000-0x00000000060CE000-memory.dmp

      Filesize

      120KB

    • memory/1880-69-0x0000000075020000-0x00000000757D0000-memory.dmp

      Filesize

      7.7MB

    • memory/1880-66-0x00000000076F0000-0x00000000076F8000-memory.dmp

      Filesize

      32KB

    • memory/1880-65-0x0000000007710000-0x000000000772A000-memory.dmp

      Filesize

      104KB

    • memory/1880-17-0x0000000004B20000-0x0000000004B56000-memory.dmp

      Filesize

      216KB

    • memory/1880-64-0x0000000007610000-0x0000000007624000-memory.dmp

      Filesize

      80KB

    • memory/1880-19-0x0000000075020000-0x00000000757D0000-memory.dmp

      Filesize

      7.7MB

    • memory/1880-21-0x0000000075020000-0x00000000757D0000-memory.dmp

      Filesize

      7.7MB

    • memory/1880-63-0x0000000007600000-0x000000000760E000-memory.dmp

      Filesize

      56KB

    • memory/1880-20-0x0000000005190000-0x00000000057B8000-memory.dmp

      Filesize

      6.2MB

    • memory/1880-23-0x0000000075020000-0x00000000757D0000-memory.dmp

      Filesize

      7.7MB

    • memory/1880-61-0x00000000075D0000-0x00000000075E1000-memory.dmp

      Filesize

      68KB

    • memory/1880-60-0x0000000007650000-0x00000000076E6000-memory.dmp

      Filesize

      600KB

    • memory/1880-27-0x0000000005000000-0x0000000005022000-memory.dmp

      Filesize

      136KB

    • memory/1880-28-0x0000000005830000-0x0000000005896000-memory.dmp

      Filesize

      408KB

    • memory/1880-58-0x0000000007450000-0x000000000745A000-memory.dmp

      Filesize

      40KB

    • memory/1880-57-0x00000000073D0000-0x00000000073EA000-memory.dmp

      Filesize

      104KB

    • memory/1880-35-0x0000000005A70000-0x0000000005DC4000-memory.dmp

      Filesize

      3.3MB

    • memory/1880-56-0x0000000007A20000-0x000000000809A000-memory.dmp

      Filesize

      6.5MB

    • memory/1880-54-0x0000000006610000-0x000000000662E000-memory.dmp

      Filesize

      120KB

    • memory/1880-42-0x0000000006690000-0x00000000066DC000-memory.dmp

      Filesize

      304KB

    • memory/1880-43-0x0000000006630000-0x0000000006662000-memory.dmp

      Filesize

      200KB

    • memory/1880-44-0x0000000070CA0000-0x0000000070CEC000-memory.dmp

      Filesize

      304KB

    • memory/3960-25-0x0000000075020000-0x00000000757D0000-memory.dmp

      Filesize

      7.7MB

    • memory/3960-10-0x0000000005250000-0x000000000525E000-memory.dmp

      Filesize

      56KB

    • memory/3960-9-0x0000000005030000-0x000000000503A000-memory.dmp

      Filesize

      40KB

    • memory/3960-4-0x0000000075020000-0x00000000757D0000-memory.dmp

      Filesize

      7.7MB

    • memory/3960-5-0x0000000004CE0000-0x0000000004CEA000-memory.dmp

      Filesize

      40KB

    • memory/3960-6-0x0000000005010000-0x0000000005024000-memory.dmp

      Filesize

      80KB

    • memory/3960-7-0x000000007502E000-0x000000007502F000-memory.dmp

      Filesize

      4KB

    • memory/3960-3-0x0000000004D50000-0x0000000004DE2000-memory.dmp

      Filesize

      584KB

    • memory/3960-0-0x000000007502E000-0x000000007502F000-memory.dmp

      Filesize

      4KB

    • memory/3960-8-0x0000000075020000-0x00000000757D0000-memory.dmp

      Filesize

      7.7MB

    • memory/3960-12-0x0000000006200000-0x000000000629C000-memory.dmp

      Filesize

      624KB

    • memory/3960-11-0x0000000005F60000-0x0000000005FE4000-memory.dmp

      Filesize

      528KB

    • memory/3960-2-0x0000000005260000-0x0000000005804000-memory.dmp

      Filesize

      5.6MB

    • memory/3960-1-0x0000000000200000-0x00000000002C4000-memory.dmp

      Filesize

      784KB