Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/07/2024, 01:30

General

  • Target

    fe7e4fad0465e0981d2a6bc4bd6c3ea478aeb828f963113cbf6d86dd29c1bf7a.exe

  • Size

    705KB

  • MD5

    31cb8959556fee6da7bf47bd5955bbec

  • SHA1

    baf2ae4f900d3fb2ae02a09d8b8a7e5df5fb0823

  • SHA256

    fe7e4fad0465e0981d2a6bc4bd6c3ea478aeb828f963113cbf6d86dd29c1bf7a

  • SHA512

    a490eb911285294df2ef7338218d98f0b20c14586dda67b357002f00ca7927022d00fccb369fd6ddcd7640a11b0385e78e089dab17f2c567c0374065b34777fc

  • SSDEEP

    12288:wbyi2x14+GB99rOmY3rf5kx4wNtGp43TqiaqhflgbYARaWJ1sn52QJqQdRlF6wWy:naB78hkywrj3miaqhfl2YARPc52QJ/RN

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.espetss.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    误®cWsqnPt®BRTZ29zM错

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 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fe7e4fad0465e0981d2a6bc4bd6c3ea478aeb828f963113cbf6d86dd29c1bf7a.exe
    "C:\Users\Admin\AppData\Local\Temp\fe7e4fad0465e0981d2a6bc4bd6c3ea478aeb828f963113cbf6d86dd29c1bf7a.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3876
    • 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\fe7e4fad0465e0981d2a6bc4bd6c3ea478aeb828f963113cbf6d86dd29c1bf7a.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3224
    • C:\Users\Admin\AppData\Local\Temp\fe7e4fad0465e0981d2a6bc4bd6c3ea478aeb828f963113cbf6d86dd29c1bf7a.exe
      "C:\Users\Admin\AppData\Local\Temp\fe7e4fad0465e0981d2a6bc4bd6c3ea478aeb828f963113cbf6d86dd29c1bf7a.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3208

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_jkl3iz2t.he2.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/3208-10-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/3208-60-0x0000000075230000-0x00000000759E0000-memory.dmp

    Filesize

    7.7MB

  • memory/3208-51-0x00000000061F0000-0x0000000006240000-memory.dmp

    Filesize

    320KB

  • memory/3208-13-0x00000000053E0000-0x0000000005446000-memory.dmp

    Filesize

    408KB

  • memory/3208-15-0x0000000075230000-0x00000000759E0000-memory.dmp

    Filesize

    7.7MB

  • memory/3208-12-0x0000000075230000-0x00000000759E0000-memory.dmp

    Filesize

    7.7MB

  • memory/3224-20-0x0000000005800000-0x0000000005822000-memory.dmp

    Filesize

    136KB

  • memory/3224-33-0x0000000006900000-0x000000000694C000-memory.dmp

    Filesize

    304KB

  • memory/3224-59-0x0000000075230000-0x00000000759E0000-memory.dmp

    Filesize

    7.7MB

  • memory/3224-56-0x0000000007DF0000-0x0000000007DF8000-memory.dmp

    Filesize

    32KB

  • memory/3224-55-0x0000000007E10000-0x0000000007E2A000-memory.dmp

    Filesize

    104KB

  • memory/3224-54-0x0000000007D10000-0x0000000007D24000-memory.dmp

    Filesize

    80KB

  • memory/3224-53-0x0000000007D00000-0x0000000007D0E000-memory.dmp

    Filesize

    56KB

  • memory/3224-52-0x0000000007CD0000-0x0000000007CE1000-memory.dmp

    Filesize

    68KB

  • memory/3224-16-0x0000000002E90000-0x0000000002EC6000-memory.dmp

    Filesize

    216KB

  • memory/3224-17-0x0000000075230000-0x00000000759E0000-memory.dmp

    Filesize

    7.7MB

  • memory/3224-18-0x0000000075230000-0x00000000759E0000-memory.dmp

    Filesize

    7.7MB

  • memory/3224-19-0x0000000005B00000-0x0000000006128000-memory.dmp

    Filesize

    6.2MB

  • memory/3224-21-0x00000000058A0000-0x0000000005906000-memory.dmp

    Filesize

    408KB

  • memory/3224-50-0x0000000007D50000-0x0000000007DE6000-memory.dmp

    Filesize

    600KB

  • memory/3224-49-0x0000000007B40000-0x0000000007B4A000-memory.dmp

    Filesize

    40KB

  • memory/3224-31-0x0000000006170000-0x00000000064C4000-memory.dmp

    Filesize

    3.3MB

  • memory/3224-32-0x0000000006790000-0x00000000067AE000-memory.dmp

    Filesize

    120KB

  • memory/3224-48-0x0000000007AD0000-0x0000000007AEA000-memory.dmp

    Filesize

    104KB

  • memory/3224-34-0x0000000006D80000-0x0000000006DB2000-memory.dmp

    Filesize

    200KB

  • memory/3224-35-0x0000000070F50000-0x0000000070F9C000-memory.dmp

    Filesize

    304KB

  • memory/3224-45-0x0000000007770000-0x000000000778E000-memory.dmp

    Filesize

    120KB

  • memory/3224-46-0x00000000077A0000-0x0000000007843000-memory.dmp

    Filesize

    652KB

  • memory/3224-47-0x0000000008120000-0x000000000879A000-memory.dmp

    Filesize

    6.5MB

  • memory/3876-8-0x0000000006520000-0x00000000065A2000-memory.dmp

    Filesize

    520KB

  • memory/3876-3-0x0000000005370000-0x0000000005402000-memory.dmp

    Filesize

    584KB

  • memory/3876-0-0x000000007523E000-0x000000007523F000-memory.dmp

    Filesize

    4KB

  • memory/3876-2-0x0000000005920000-0x0000000005EC4000-memory.dmp

    Filesize

    5.6MB

  • memory/3876-4-0x0000000075230000-0x00000000759E0000-memory.dmp

    Filesize

    7.7MB

  • memory/3876-14-0x0000000075230000-0x00000000759E0000-memory.dmp

    Filesize

    7.7MB

  • memory/3876-5-0x0000000005300000-0x000000000530A000-memory.dmp

    Filesize

    40KB

  • memory/3876-6-0x00000000058D0000-0x00000000058EA000-memory.dmp

    Filesize

    104KB

  • memory/3876-7-0x0000000005900000-0x000000000590E000-memory.dmp

    Filesize

    56KB

  • memory/3876-9-0x0000000009020000-0x00000000090BC000-memory.dmp

    Filesize

    624KB

  • memory/3876-1-0x00000000009A0000-0x0000000000A50000-memory.dmp

    Filesize

    704KB