Analysis

  • max time kernel
    94s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-11-2024 12:20

General

  • Target

    LPO-2024-357.exe

  • Size

    692KB

  • MD5

    b15e3e1eb0abfb4967c65bf33665fcbb

  • SHA1

    fcd702629c1e38b7d08df3628920c22d4dab9a40

  • SHA256

    137e0a944efefef514d0595cdfade088a59eb12404a1469e76cd024ebdb2d1f1

  • SHA512

    b4bbcda8556f487ec07b4c95cfb9a0627418107a62d70cdbdb293048e3483441f4a45cf36bdbfcf44a9cfe7f348a53a39f8f668fd8ee98aac81cf32be593d820

  • SSDEEP

    12288:sF2iNCTsv+SGjpA3yKUUo6aZ9p71raSBSf3t5Nppl1MakspSrZhA/9JQZsGoIU/:G1M1xjj9p7F8HjB0NhA/9WsGS

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • Agenttesla family
  • 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\LPO-2024-357.exe
    "C:\Users\Admin\AppData\Local\Temp\LPO-2024-357.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3184
    • 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\LPO-2024-357.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:536
    • C:\Users\Admin\AppData\Local\Temp\LPO-2024-357.exe
      "C:\Users\Admin\AppData\Local\Temp\LPO-2024-357.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:1644

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_izyi5ojl.xkn.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/536-51-0x0000000007F60000-0x00000000085DA000-memory.dmp

    Filesize

    6.5MB

  • memory/536-49-0x00000000077E0000-0x0000000007883000-memory.dmp

    Filesize

    652KB

  • memory/536-23-0x0000000005F10000-0x0000000005F76000-memory.dmp

    Filesize

    408KB

  • memory/536-59-0x0000000007C30000-0x0000000007C38000-memory.dmp

    Filesize

    32KB

  • memory/536-58-0x0000000007C50000-0x0000000007C6A000-memory.dmp

    Filesize

    104KB

  • memory/536-57-0x0000000007B50000-0x0000000007B64000-memory.dmp

    Filesize

    80KB

  • memory/536-56-0x0000000007B40000-0x0000000007B4E000-memory.dmp

    Filesize

    56KB

  • memory/536-55-0x0000000007B10000-0x0000000007B21000-memory.dmp

    Filesize

    68KB

  • memory/536-54-0x0000000007B90000-0x0000000007C26000-memory.dmp

    Filesize

    600KB

  • memory/536-53-0x0000000007990000-0x000000000799A000-memory.dmp

    Filesize

    40KB

  • memory/536-52-0x0000000007910000-0x000000000792A000-memory.dmp

    Filesize

    104KB

  • memory/536-29-0x0000000005FF0000-0x0000000006344000-memory.dmp

    Filesize

    3.3MB

  • memory/536-38-0x0000000070C30000-0x0000000070C7C000-memory.dmp

    Filesize

    304KB

  • memory/536-48-0x0000000006B90000-0x0000000006BAE000-memory.dmp

    Filesize

    120KB

  • memory/536-37-0x0000000006BB0000-0x0000000006BE2000-memory.dmp

    Filesize

    200KB

  • memory/536-22-0x0000000005E70000-0x0000000005E92000-memory.dmp

    Filesize

    136KB

  • memory/536-17-0x0000000002C30000-0x0000000002C66000-memory.dmp

    Filesize

    216KB

  • memory/536-19-0x0000000074F30000-0x00000000756E0000-memory.dmp

    Filesize

    7.7MB

  • memory/536-20-0x0000000005840000-0x0000000005E68000-memory.dmp

    Filesize

    6.2MB

  • memory/536-21-0x0000000074F30000-0x00000000756E0000-memory.dmp

    Filesize

    7.7MB

  • memory/536-62-0x0000000074F30000-0x00000000756E0000-memory.dmp

    Filesize

    7.7MB

  • memory/536-34-0x00000000065F0000-0x000000000660E000-memory.dmp

    Filesize

    120KB

  • memory/536-35-0x0000000006610000-0x000000000665C000-memory.dmp

    Filesize

    304KB

  • memory/1644-50-0x0000000006650000-0x0000000006812000-memory.dmp

    Filesize

    1.8MB

  • memory/1644-12-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/1644-63-0x0000000074F30000-0x00000000756E0000-memory.dmp

    Filesize

    7.7MB

  • memory/1644-36-0x0000000006430000-0x0000000006480000-memory.dmp

    Filesize

    320KB

  • memory/1644-15-0x0000000005030000-0x0000000005096000-memory.dmp

    Filesize

    408KB

  • memory/1644-16-0x0000000074F30000-0x00000000756E0000-memory.dmp

    Filesize

    7.7MB

  • memory/1644-18-0x0000000074F30000-0x00000000756E0000-memory.dmp

    Filesize

    7.7MB

  • memory/3184-0-0x0000000074F3E000-0x0000000074F3F000-memory.dmp

    Filesize

    4KB

  • memory/3184-2-0x0000000005BD0000-0x0000000006174000-memory.dmp

    Filesize

    5.6MB

  • memory/3184-14-0x0000000074F30000-0x00000000756E0000-memory.dmp

    Filesize

    7.7MB

  • memory/3184-11-0x000000000B050000-0x000000000B0EC000-memory.dmp

    Filesize

    624KB

  • memory/3184-10-0x0000000008870000-0x00000000088E4000-memory.dmp

    Filesize

    464KB

  • memory/3184-9-0x0000000074F30000-0x00000000756E0000-memory.dmp

    Filesize

    7.7MB

  • memory/3184-8-0x0000000074F3E000-0x0000000074F3F000-memory.dmp

    Filesize

    4KB

  • memory/3184-7-0x0000000006DD0000-0x0000000006DE8000-memory.dmp

    Filesize

    96KB

  • memory/3184-6-0x0000000006270000-0x000000000627A000-memory.dmp

    Filesize

    40KB

  • memory/3184-5-0x0000000074F30000-0x00000000756E0000-memory.dmp

    Filesize

    7.7MB

  • memory/3184-1-0x0000000000C00000-0x0000000000CB4000-memory.dmp

    Filesize

    720KB

  • memory/3184-3-0x00000000056C0000-0x0000000005752000-memory.dmp

    Filesize

    584KB

  • memory/3184-4-0x0000000005760000-0x0000000005AB4000-memory.dmp

    Filesize

    3.3MB