Analysis

  • max time kernel
    116s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-09-2024 02:11

General

  • Target

    a2e0b264504e6338c455b6227e85273903c8f1f901809eeaaaec9e917ffb09dc.exe

  • Size

    734KB

  • MD5

    99a2dbbba55958156c221903df7c700e

  • SHA1

    84ec2c5785508d4e664ddae73fabf5d1c50cd166

  • SHA256

    a2e0b264504e6338c455b6227e85273903c8f1f901809eeaaaec9e917ffb09dc

  • SHA512

    0685f39da02040d9d6cb01c3f6205be5f8dc5c0e6bb56e43b6ff4d7f417ac982a421b962d5410775b1d58f539675532c0cfae90958271ad3a816254fe024c654

  • SSDEEP

    12288:JGZKzv9s8BKYvI8mTkwd66kqKncYj3Ye5IrGy6gHc/QwXKfF6AESUx2e3FUz:U8OvD+cYmGyePXoF6R/3FUz

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    beirutrest.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    9yXQ39wz(uL+

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://beirutrest.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    9yXQ39wz(uL+

Signatures

  • AgentTesla

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

  • 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 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.

  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a2e0b264504e6338c455b6227e85273903c8f1f901809eeaaaec9e917ffb09dc.exe
    "C:\Users\Admin\AppData\Local\Temp\a2e0b264504e6338c455b6227e85273903c8f1f901809eeaaaec9e917ffb09dc.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:1080
    • 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\a2e0b264504e6338c455b6227e85273903c8f1f901809eeaaaec9e917ffb09dc.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3852
    • C:\Users\Admin\AppData\Local\Temp\a2e0b264504e6338c455b6227e85273903c8f1f901809eeaaaec9e917ffb09dc.exe
      "C:\Users\Admin\AppData\Local\Temp\a2e0b264504e6338c455b6227e85273903c8f1f901809eeaaaec9e917ffb09dc.exe"
      2⤵
        PID:3732
      • C:\Users\Admin\AppData\Local\Temp\a2e0b264504e6338c455b6227e85273903c8f1f901809eeaaaec9e917ffb09dc.exe
        "C:\Users\Admin\AppData\Local\Temp\a2e0b264504e6338c455b6227e85273903c8f1f901809eeaaaec9e917ffb09dc.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4416

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\a2e0b264504e6338c455b6227e85273903c8f1f901809eeaaaec9e917ffb09dc.exe.log

      Filesize

      1KB

      MD5

      8ec831f3e3a3f77e4a7b9cd32b48384c

      SHA1

      d83f09fd87c5bd86e045873c231c14836e76a05c

      SHA256

      7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

      SHA512

      26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_s21cf4jg.3gp.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • memory/1080-6-0x0000000006E90000-0x0000000006EA8000-memory.dmp

      Filesize

      96KB

    • memory/1080-3-0x0000000005AD0000-0x0000000005B62000-memory.dmp

      Filesize

      584KB

    • memory/1080-5-0x0000000005A50000-0x0000000005A5A000-memory.dmp

      Filesize

      40KB

    • memory/1080-4-0x0000000075180000-0x0000000075930000-memory.dmp

      Filesize

      7.7MB

    • memory/1080-15-0x0000000075180000-0x0000000075930000-memory.dmp

      Filesize

      7.7MB

    • memory/1080-7-0x000000007518E000-0x000000007518F000-memory.dmp

      Filesize

      4KB

    • memory/1080-8-0x0000000075180000-0x0000000075930000-memory.dmp

      Filesize

      7.7MB

    • memory/1080-9-0x0000000006F30000-0x0000000006FB2000-memory.dmp

      Filesize

      520KB

    • memory/1080-10-0x000000000AC90000-0x000000000AD2C000-memory.dmp

      Filesize

      624KB

    • memory/1080-0-0x000000007518E000-0x000000007518F000-memory.dmp

      Filesize

      4KB

    • memory/1080-2-0x0000000006080000-0x0000000006624000-memory.dmp

      Filesize

      5.6MB

    • memory/1080-1-0x0000000000FB0000-0x000000000106C000-memory.dmp

      Filesize

      752KB

    • memory/3852-51-0x0000000007810000-0x000000000782A000-memory.dmp

      Filesize

      104KB

    • memory/3852-34-0x0000000075180000-0x0000000075930000-memory.dmp

      Filesize

      7.7MB

    • memory/3852-62-0x0000000075180000-0x0000000075930000-memory.dmp

      Filesize

      7.7MB

    • memory/3852-18-0x0000000004F10000-0x0000000004F46000-memory.dmp

      Filesize

      216KB

    • memory/3852-19-0x0000000075180000-0x0000000075930000-memory.dmp

      Filesize

      7.7MB

    • memory/3852-20-0x0000000005630000-0x0000000005C58000-memory.dmp

      Filesize

      6.2MB

    • memory/3852-21-0x0000000005520000-0x0000000005542000-memory.dmp

      Filesize

      136KB

    • memory/3852-22-0x00000000055C0000-0x0000000005626000-memory.dmp

      Filesize

      408KB

    • memory/3852-59-0x0000000007B30000-0x0000000007B38000-memory.dmp

      Filesize

      32KB

    • memory/3852-33-0x0000000005F00000-0x0000000006254000-memory.dmp

      Filesize

      3.3MB

    • memory/3852-32-0x0000000075180000-0x0000000075930000-memory.dmp

      Filesize

      7.7MB

    • memory/3852-56-0x0000000007A40000-0x0000000007A4E000-memory.dmp

      Filesize

      56KB

    • memory/3852-35-0x00000000064F0000-0x000000000650E000-memory.dmp

      Filesize

      120KB

    • memory/3852-36-0x00000000065B0000-0x00000000065FC000-memory.dmp

      Filesize

      304KB

    • memory/3852-37-0x0000000006AC0000-0x0000000006AF2000-memory.dmp

      Filesize

      200KB

    • memory/3852-38-0x0000000070E00000-0x0000000070E4C000-memory.dmp

      Filesize

      304KB

    • memory/3852-48-0x0000000006B00000-0x0000000006B1E000-memory.dmp

      Filesize

      120KB

    • memory/3852-49-0x00000000076F0000-0x0000000007793000-memory.dmp

      Filesize

      652KB

    • memory/3852-50-0x0000000007E50000-0x00000000084CA000-memory.dmp

      Filesize

      6.5MB

    • memory/3852-58-0x0000000007B50000-0x0000000007B6A000-memory.dmp

      Filesize

      104KB

    • memory/3852-52-0x0000000007880000-0x000000000788A000-memory.dmp

      Filesize

      40KB

    • memory/3852-53-0x0000000007A90000-0x0000000007B26000-memory.dmp

      Filesize

      600KB

    • memory/3852-57-0x0000000007A50000-0x0000000007A64000-memory.dmp

      Filesize

      80KB

    • memory/3852-55-0x0000000007A10000-0x0000000007A21000-memory.dmp

      Filesize

      68KB

    • memory/4416-14-0x0000000075180000-0x0000000075930000-memory.dmp

      Filesize

      7.7MB

    • memory/4416-54-0x0000000006900000-0x0000000006950000-memory.dmp

      Filesize

      320KB

    • memory/4416-11-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/4416-16-0x0000000075180000-0x0000000075930000-memory.dmp

      Filesize

      7.7MB

    • memory/4416-17-0x0000000004EF0000-0x0000000004F56000-memory.dmp

      Filesize

      408KB

    • memory/4416-63-0x0000000075180000-0x0000000075930000-memory.dmp

      Filesize

      7.7MB

    • memory/4416-64-0x0000000075180000-0x0000000075930000-memory.dmp

      Filesize

      7.7MB