Analysis

  • max time kernel
    135s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-05-2024 13:12

General

  • Target

    rPAGO_8732.exe

  • Size

    836KB

  • MD5

    0668ddb7de67098ce3a2196f81602740

  • SHA1

    1e54e23d77360b45a297ee1e4040e51a93fb38f8

  • SHA256

    86f2279dcd0fefd01392dda46e202ae5e1528322b34ddf7029ef3efd58b5b45e

  • SHA512

    04b1d59543f65533efab5fafbdda3a75feb8bae34b3f91912692b9d46773df2b417e1b672b470d6e565ee5e54c298bf77b37721e6be98a8c4583d4ee94afad2f

  • SSDEEP

    12288:i+x504bFtx504bFWxPah3iI6p0lJy5hzmnIFMgKOyg+tlxoJjzX374:Hw4bjw4bZ3k0nmCIFMgxrfn7

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    us2.smtp.mailhostbox.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Jchalen82

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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\rPAGO_8732.exe
    "C:\Users\Admin\AppData\Local\Temp\rPAGO_8732.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2188
    • 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\rPAGO_8732.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4884
    • C:\Users\Admin\AppData\Local\Temp\rPAGO_8732.exe
      "C:\Users\Admin\AppData\Local\Temp\rPAGO_8732.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2544

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_nzloejvc.n0e.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/2188-13-0x0000000074E20000-0x00000000755D0000-memory.dmp

    Filesize

    7.7MB

  • memory/2188-1-0x0000000000EB0000-0x0000000000F84000-memory.dmp

    Filesize

    848KB

  • memory/2188-2-0x0000000005EE0000-0x0000000006484000-memory.dmp

    Filesize

    5.6MB

  • memory/2188-3-0x0000000005840000-0x00000000058D2000-memory.dmp

    Filesize

    584KB

  • memory/2188-4-0x00000000058E0000-0x00000000058EA000-memory.dmp

    Filesize

    40KB

  • memory/2188-5-0x0000000074E20000-0x00000000755D0000-memory.dmp

    Filesize

    7.7MB

  • memory/2188-6-0x0000000005B10000-0x0000000005BAC000-memory.dmp

    Filesize

    624KB

  • memory/2188-7-0x0000000006580000-0x000000000659A000-memory.dmp

    Filesize

    104KB

  • memory/2188-8-0x0000000005910000-0x0000000005920000-memory.dmp

    Filesize

    64KB

  • memory/2188-9-0x0000000006A40000-0x0000000006AC2000-memory.dmp

    Filesize

    520KB

  • memory/2188-0-0x0000000074E2E000-0x0000000074E2F000-memory.dmp

    Filesize

    4KB

  • memory/2544-10-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2544-12-0x0000000074E20000-0x00000000755D0000-memory.dmp

    Filesize

    7.7MB

  • memory/2544-16-0x0000000074E20000-0x00000000755D0000-memory.dmp

    Filesize

    7.7MB

  • memory/2544-60-0x0000000074E20000-0x00000000755D0000-memory.dmp

    Filesize

    7.7MB

  • memory/2544-59-0x0000000005F40000-0x0000000005F90000-memory.dmp

    Filesize

    320KB

  • memory/2544-14-0x0000000005140000-0x00000000051A6000-memory.dmp

    Filesize

    408KB

  • memory/4884-35-0x0000000070A80000-0x0000000070ACC000-memory.dmp

    Filesize

    304KB

  • memory/4884-47-0x0000000008230000-0x00000000088AA000-memory.dmp

    Filesize

    6.5MB

  • memory/4884-19-0x0000000005A00000-0x0000000005A22000-memory.dmp

    Filesize

    136KB

  • memory/4884-30-0x0000000074E20000-0x00000000755D0000-memory.dmp

    Filesize

    7.7MB

  • memory/4884-31-0x0000000006390000-0x00000000066E4000-memory.dmp

    Filesize

    3.3MB

  • memory/4884-32-0x00000000068C0000-0x00000000068DE000-memory.dmp

    Filesize

    120KB

  • memory/4884-33-0x0000000006900000-0x000000000694C000-memory.dmp

    Filesize

    304KB

  • memory/4884-46-0x00000000078E0000-0x0000000007983000-memory.dmp

    Filesize

    652KB

  • memory/4884-45-0x0000000006EA0000-0x0000000006EBE000-memory.dmp

    Filesize

    120KB

  • memory/4884-17-0x0000000074E20000-0x00000000755D0000-memory.dmp

    Filesize

    7.7MB

  • memory/4884-34-0x00000000078A0000-0x00000000078D2000-memory.dmp

    Filesize

    200KB

  • memory/4884-20-0x0000000005AA0000-0x0000000005B06000-memory.dmp

    Filesize

    408KB

  • memory/4884-48-0x0000000007BF0000-0x0000000007C0A000-memory.dmp

    Filesize

    104KB

  • memory/4884-49-0x0000000007C60000-0x0000000007C6A000-memory.dmp

    Filesize

    40KB

  • memory/4884-50-0x0000000007E70000-0x0000000007F06000-memory.dmp

    Filesize

    600KB

  • memory/4884-51-0x0000000007DF0000-0x0000000007E01000-memory.dmp

    Filesize

    68KB

  • memory/4884-53-0x0000000007E30000-0x0000000007E44000-memory.dmp

    Filesize

    80KB

  • memory/4884-55-0x0000000007F10000-0x0000000007F18000-memory.dmp

    Filesize

    32KB

  • memory/4884-54-0x0000000007F30000-0x0000000007F4A000-memory.dmp

    Filesize

    104KB

  • memory/4884-52-0x0000000007E20000-0x0000000007E2E000-memory.dmp

    Filesize

    56KB

  • memory/4884-58-0x0000000074E20000-0x00000000755D0000-memory.dmp

    Filesize

    7.7MB

  • memory/4884-18-0x0000000005C60000-0x0000000006288000-memory.dmp

    Filesize

    6.2MB

  • memory/4884-15-0x0000000002FB0000-0x0000000002FE6000-memory.dmp

    Filesize

    216KB