Analysis

  • max time kernel
    96s
  • max time network
    208s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-09-2024 01:26

General

  • Target

    SO#HY220900065 NINGBOY-CN 1X40HQ ETD20922.exe

  • Size

    946KB

  • MD5

    91daa2c8f84ee89bd0e2f304286a3500

  • SHA1

    8e2d2f61ea0bc44aafa4ad99dcc0eae9d5f05a54

  • SHA256

    9dca9dc2fa637a134c0dc39061d53e95d5b9700c499f9a534edf0121f502e773

  • SHA512

    66f55167e32cd3067a42921d28e46dde04689e957c56c8c789eb54d27136685b2da44200557e85c02e1c6c2334c4a6a4ac9f2ac7868e8e06a10f725735c9d5e3

  • SSDEEP

    12288:HfQRi66lKjRiwgZqLMJ6FYb18/VIxmog6hztwJR4evCucx4GNVfsC:HfQADP406FY+/qcYWR4evCuWr

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.ru
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Tobenna1993

Signatures

  • AgentTesla

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

  • AgentTesla payload 1 IoCs
  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 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.

  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

  • 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 5 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 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SO#HY220900065 NINGBOY-CN 1X40HQ ETD20922.exe
    "C:\Users\Admin\AppData\Local\Temp\SO#HY220900065 NINGBOY-CN 1X40HQ ETD20922.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:3260
    • 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\SO#HY220900065 NINGBOY-CN 1X40HQ ETD20922.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3936
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\pLiXVBErkYsyYW.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4804
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\pLiXVBErkYsyYW" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2D74.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2704
    • C:\Users\Admin\AppData\Local\Temp\SO#HY220900065 NINGBOY-CN 1X40HQ ETD20922.exe
      "C:\Users\Admin\AppData\Local\Temp\SO#HY220900065 NINGBOY-CN 1X40HQ ETD20922.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:4900

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

    Filesize

    2KB

    MD5

    968cb9309758126772781b83adb8a28f

    SHA1

    8da30e71accf186b2ba11da1797cf67f8f78b47c

    SHA256

    92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

    SHA512

    4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

    Filesize

    18KB

    MD5

    171fa295fa0dad45ee302a0d394bb4b0

    SHA1

    92b44a7947137e2e62373537b21d894b56ad320e

    SHA256

    213e0edc014381ce453ba36c7fe0396cf9329d3c913f7fba70f89cdd7fabc59d

    SHA512

    2a41636f4ae0ad6f4b99d1e47966caba63a70cb3c507744ce843532404a6cebb2a8922cdf27f9060299356c12ee7afc20040c17aa8de5be621d99dcb461a0c56

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_napjeigz.doo.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmp2D74.tmp

    Filesize

    1KB

    MD5

    88c73297bb05e0061d1ac6579647d097

    SHA1

    db30e96776309ea32e05826090501640bf04ee56

    SHA256

    283de41b11bb6f470526c0318e9eed09f74bb43ee17a5cf987e51e75e350e550

    SHA512

    ca72999d60f6568dd7d5c542967b3c44fe121250d621445e0237c9b983970facb28a29a4b15a508dc783e5ca9652f5184b15dcf70bb42ce245c4d77caa7a0f08

  • memory/3260-12-0x0000000008670000-0x00000000086D6000-memory.dmp

    Filesize

    408KB

  • memory/3260-4-0x0000000005300000-0x000000000530A000-memory.dmp

    Filesize

    40KB

  • memory/3260-6-0x0000000007D10000-0x0000000007D26000-memory.dmp

    Filesize

    88KB

  • memory/3260-49-0x0000000074B40000-0x00000000752F0000-memory.dmp

    Filesize

    7.7MB

  • memory/3260-8-0x0000000074B40000-0x00000000752F0000-memory.dmp

    Filesize

    7.7MB

  • memory/3260-9-0x0000000007FA0000-0x0000000007FAC000-memory.dmp

    Filesize

    48KB

  • memory/3260-10-0x00000000081C0000-0x0000000008266000-memory.dmp

    Filesize

    664KB

  • memory/3260-11-0x0000000008320000-0x00000000083BC000-memory.dmp

    Filesize

    624KB

  • memory/3260-0-0x0000000074B4E000-0x0000000074B4F000-memory.dmp

    Filesize

    4KB

  • memory/3260-1-0x0000000000850000-0x0000000000942000-memory.dmp

    Filesize

    968KB

  • memory/3260-2-0x0000000005830000-0x0000000005DD4000-memory.dmp

    Filesize

    5.6MB

  • memory/3260-5-0x0000000074B40000-0x00000000752F0000-memory.dmp

    Filesize

    7.7MB

  • memory/3260-7-0x0000000074B4E000-0x0000000074B4F000-memory.dmp

    Filesize

    4KB

  • memory/3260-46-0x00000000064F0000-0x000000000653C000-memory.dmp

    Filesize

    304KB

  • memory/3260-3-0x0000000005320000-0x00000000053B2000-memory.dmp

    Filesize

    584KB

  • memory/3936-78-0x0000000007990000-0x000000000799A000-memory.dmp

    Filesize

    40KB

  • memory/3936-81-0x0000000007B50000-0x0000000007B5E000-memory.dmp

    Filesize

    56KB

  • memory/3936-50-0x00000000065F0000-0x000000000660E000-memory.dmp

    Filesize

    120KB

  • memory/3936-30-0x0000000074B40000-0x00000000752F0000-memory.dmp

    Filesize

    7.7MB

  • memory/3936-91-0x0000000074B40000-0x00000000752F0000-memory.dmp

    Filesize

    7.7MB

  • memory/3936-22-0x0000000005640000-0x0000000005662000-memory.dmp

    Filesize

    136KB

  • memory/3936-17-0x0000000002CD0000-0x0000000002D06000-memory.dmp

    Filesize

    216KB

  • memory/3936-20-0x0000000074B40000-0x00000000752F0000-memory.dmp

    Filesize

    7.7MB

  • memory/3936-19-0x0000000005840000-0x0000000005E68000-memory.dmp

    Filesize

    6.2MB

  • memory/3936-34-0x0000000005FB0000-0x0000000006304000-memory.dmp

    Filesize

    3.3MB

  • memory/3936-51-0x0000000006BD0000-0x0000000006C1C000-memory.dmp

    Filesize

    304KB

  • memory/3936-82-0x0000000007B60000-0x0000000007B74000-memory.dmp

    Filesize

    80KB

  • memory/3936-54-0x000000006FA90000-0x000000006FADC000-memory.dmp

    Filesize

    304KB

  • memory/3936-64-0x0000000006B80000-0x0000000006B9E000-memory.dmp

    Filesize

    120KB

  • memory/3936-53-0x00000000075D0000-0x0000000007602000-memory.dmp

    Filesize

    200KB

  • memory/3936-65-0x0000000007610000-0x00000000076B3000-memory.dmp

    Filesize

    652KB

  • memory/3936-23-0x00000000056E0000-0x0000000005746000-memory.dmp

    Filesize

    408KB

  • memory/3936-79-0x0000000007BA0000-0x0000000007C36000-memory.dmp

    Filesize

    600KB

  • memory/3936-76-0x0000000007FC0000-0x000000000863A000-memory.dmp

    Filesize

    6.5MB

  • memory/3936-18-0x0000000074B40000-0x00000000752F0000-memory.dmp

    Filesize

    7.7MB

  • memory/4804-77-0x0000000007B60000-0x0000000007B7A000-memory.dmp

    Filesize

    104KB

  • memory/4804-80-0x0000000007D60000-0x0000000007D71000-memory.dmp

    Filesize

    68KB

  • memory/4804-66-0x000000006FA90000-0x000000006FADC000-memory.dmp

    Filesize

    304KB

  • memory/4804-83-0x0000000007EA0000-0x0000000007EBA000-memory.dmp

    Filesize

    104KB

  • memory/4804-84-0x0000000007E80000-0x0000000007E88000-memory.dmp

    Filesize

    32KB

  • memory/4804-90-0x0000000074B40000-0x00000000752F0000-memory.dmp

    Filesize

    7.7MB

  • memory/4804-21-0x0000000074B40000-0x00000000752F0000-memory.dmp

    Filesize

    7.7MB

  • memory/4804-36-0x0000000074B40000-0x00000000752F0000-memory.dmp

    Filesize

    7.7MB

  • memory/4900-52-0x0000000005390000-0x00000000053A8000-memory.dmp

    Filesize

    96KB

  • memory/4900-47-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB