Analysis

  • max time kernel
    140s
  • max time network
    124s
  • 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, 05:05

General

  • Target

    836e1a1a93d29eeef8a26fd8001cb5efe017c899bea5c4d404db74cc7e6ea563.exe

  • Size

    536KB

  • MD5

    b3a341cd71ef9aaa9bd88941d3bb82a2

  • SHA1

    832d8b37f33049c45762345019149903106c6e72

  • SHA256

    836e1a1a93d29eeef8a26fd8001cb5efe017c899bea5c4d404db74cc7e6ea563

  • SHA512

    86e1f756ce2b737bcb2a5d7cc752503c41de7d264afd5833a51dcceeb7b008782032e63c6e6342eb403dc16c93e61bc7e0839de49d4c7f559ef6c786800e3005

  • SSDEEP

    12288:TMUSIRXS5DuViZDDzjAgMo4wpebnx1TzQfXLZ0tYM/iN2lUW10ow:TCIgkEV7Ko4+wx1GXLKtYmlUWP

Malware Config

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.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\836e1a1a93d29eeef8a26fd8001cb5efe017c899bea5c4d404db74cc7e6ea563.exe
    "C:\Users\Admin\AppData\Local\Temp\836e1a1a93d29eeef8a26fd8001cb5efe017c899bea5c4d404db74cc7e6ea563.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:1372
    • 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\836e1a1a93d29eeef8a26fd8001cb5efe017c899bea5c4d404db74cc7e6ea563.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4660
    • C:\Users\Admin\AppData\Local\Temp\836e1a1a93d29eeef8a26fd8001cb5efe017c899bea5c4d404db74cc7e6ea563.exe
      "C:\Users\Admin\AppData\Local\Temp\836e1a1a93d29eeef8a26fd8001cb5efe017c899bea5c4d404db74cc7e6ea563.exe"
      2⤵
        PID:1872
      • C:\Users\Admin\AppData\Local\Temp\836e1a1a93d29eeef8a26fd8001cb5efe017c899bea5c4d404db74cc7e6ea563.exe
        "C:\Users\Admin\AppData\Local\Temp\836e1a1a93d29eeef8a26fd8001cb5efe017c899bea5c4d404db74cc7e6ea563.exe"
        2⤵
        • Accesses Microsoft Outlook profiles
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:3076

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_gusfsguy.vl3.ps1

            Filesize

            60B

            MD5

            d17fe0a3f47be24a6453e9ef58c94641

            SHA1

            6ab83620379fc69f80c0242105ddffd7d98d5d9d

            SHA256

            96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

            SHA512

            5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

          • memory/1372-6-0x00000000053A0000-0x000000000543C000-memory.dmp

            Filesize

            624KB

          • memory/1372-2-0x0000000005760000-0x0000000005D04000-memory.dmp

            Filesize

            5.6MB

          • memory/1372-3-0x00000000051B0000-0x0000000005242000-memory.dmp

            Filesize

            584KB

          • memory/1372-4-0x00000000052B0000-0x00000000052BA000-memory.dmp

            Filesize

            40KB

          • memory/1372-5-0x0000000074F90000-0x0000000075740000-memory.dmp

            Filesize

            7.7MB

          • memory/1372-15-0x0000000074F90000-0x0000000075740000-memory.dmp

            Filesize

            7.7MB

          • memory/1372-7-0x0000000005710000-0x0000000005722000-memory.dmp

            Filesize

            72KB

          • memory/1372-8-0x0000000074F9E000-0x0000000074F9F000-memory.dmp

            Filesize

            4KB

          • memory/1372-9-0x0000000074F90000-0x0000000075740000-memory.dmp

            Filesize

            7.7MB

          • memory/1372-10-0x00000000066A0000-0x0000000006712000-memory.dmp

            Filesize

            456KB

          • memory/1372-0-0x0000000074F9E000-0x0000000074F9F000-memory.dmp

            Filesize

            4KB

          • memory/1372-1-0x0000000000690000-0x000000000071C000-memory.dmp

            Filesize

            560KB

          • memory/3076-52-0x0000000006C50000-0x0000000006E12000-memory.dmp

            Filesize

            1.8MB

          • memory/3076-33-0x0000000074F90000-0x0000000075740000-memory.dmp

            Filesize

            7.7MB

          • memory/3076-16-0x0000000005560000-0x00000000055C6000-memory.dmp

            Filesize

            408KB

          • memory/3076-63-0x0000000074F90000-0x0000000075740000-memory.dmp

            Filesize

            7.7MB

          • memory/3076-11-0x0000000000400000-0x0000000000430000-memory.dmp

            Filesize

            192KB

          • memory/3076-50-0x0000000006A30000-0x0000000006A80000-memory.dmp

            Filesize

            320KB

          • memory/3076-13-0x0000000074F90000-0x0000000075740000-memory.dmp

            Filesize

            7.7MB

          • memory/4660-36-0x0000000006280000-0x00000000062B2000-memory.dmp

            Filesize

            200KB

          • memory/4660-49-0x0000000007640000-0x0000000007CBA000-memory.dmp

            Filesize

            6.5MB

          • memory/4660-31-0x0000000074F90000-0x0000000075740000-memory.dmp

            Filesize

            7.7MB

          • memory/4660-32-0x00000000056B0000-0x0000000005A04000-memory.dmp

            Filesize

            3.3MB

          • memory/4660-20-0x0000000004D10000-0x0000000004D32000-memory.dmp

            Filesize

            136KB

          • memory/4660-34-0x0000000005CB0000-0x0000000005CCE000-memory.dmp

            Filesize

            120KB

          • memory/4660-35-0x0000000005CF0000-0x0000000005D3C000-memory.dmp

            Filesize

            304KB

          • memory/4660-37-0x0000000070C10000-0x0000000070C5C000-memory.dmp

            Filesize

            304KB

          • memory/4660-21-0x0000000004EB0000-0x0000000004F16000-memory.dmp

            Filesize

            408KB

          • memory/4660-48-0x0000000006EC0000-0x0000000006F63000-memory.dmp

            Filesize

            652KB

          • memory/4660-47-0x0000000006EA0000-0x0000000006EBE000-memory.dmp

            Filesize

            120KB

          • memory/4660-14-0x0000000002400000-0x0000000002436000-memory.dmp

            Filesize

            216KB

          • memory/4660-17-0x0000000005040000-0x0000000005668000-memory.dmp

            Filesize

            6.2MB

          • memory/4660-19-0x0000000074F90000-0x0000000075740000-memory.dmp

            Filesize

            7.7MB

          • memory/4660-51-0x0000000007000000-0x000000000701A000-memory.dmp

            Filesize

            104KB

          • memory/4660-53-0x0000000007070000-0x000000000707A000-memory.dmp

            Filesize

            40KB

          • memory/4660-54-0x0000000007280000-0x0000000007316000-memory.dmp

            Filesize

            600KB

          • memory/4660-55-0x0000000007200000-0x0000000007211000-memory.dmp

            Filesize

            68KB

          • memory/4660-56-0x0000000007230000-0x000000000723E000-memory.dmp

            Filesize

            56KB

          • memory/4660-57-0x0000000007240000-0x0000000007254000-memory.dmp

            Filesize

            80KB

          • memory/4660-58-0x0000000007340000-0x000000000735A000-memory.dmp

            Filesize

            104KB

          • memory/4660-59-0x0000000007320000-0x0000000007328000-memory.dmp

            Filesize

            32KB

          • memory/4660-62-0x0000000074F90000-0x0000000075740000-memory.dmp

            Filesize

            7.7MB

          • memory/4660-18-0x0000000074F90000-0x0000000075740000-memory.dmp

            Filesize

            7.7MB