Analysis

  • max time kernel
    96s
  • max time network
    97s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-09-2024 17:41

General

  • Target

    d5cc4a544a838fa1ebed180c330e00f0N.exe

  • Size

    830KB

  • MD5

    d5cc4a544a838fa1ebed180c330e00f0

  • SHA1

    7d86949ea3d6b7c06b6e59b30e9da6f9da7fc383

  • SHA256

    6458a92cb0ec9282f960ff070a9692c93414bcaef8f05ff8a2c4e8345938cb4e

  • SHA512

    8f65ab7085ce01183faf8ad4a89bd9ca63b8ac7dc877b6f6b5ee8be5971a2ffd6ac581e629f63b11e4a49790950e207b7e9ad8727f873a98f1ced9a8207f9828

  • SSDEEP

    12288:xMVV2Xec2cwvOjw3aVI/PE+vVg7fLz3Q1cLy/33lbxGN:xe2OcF05c+K7fLzA1zGN

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot7000875199:AAGcJDBHFcfVUBvhBO4xZLw34OXk1NWXSe0/

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.

  • 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d5cc4a544a838fa1ebed180c330e00f0N.exe
    "C:\Users\Admin\AppData\Local\Temp\d5cc4a544a838fa1ebed180c330e00f0N.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3612
    • 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\d5cc4a544a838fa1ebed180c330e00f0N.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1068
    • C:\Users\Admin\AppData\Local\Temp\d5cc4a544a838fa1ebed180c330e00f0N.exe
      "C:\Users\Admin\AppData\Local\Temp\d5cc4a544a838fa1ebed180c330e00f0N.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4584

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\d5cc4a544a838fa1ebed180c330e00f0N.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ofyzcu2s.rni.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/1068-51-0x0000000007990000-0x000000000800A000-memory.dmp

    Filesize

    6.5MB

  • memory/1068-52-0x0000000007350000-0x000000000736A000-memory.dmp

    Filesize

    104KB

  • memory/1068-62-0x0000000074FA0000-0x0000000075750000-memory.dmp

    Filesize

    7.7MB

  • memory/1068-59-0x0000000007670000-0x0000000007678000-memory.dmp

    Filesize

    32KB

  • memory/1068-58-0x0000000007690000-0x00000000076AA000-memory.dmp

    Filesize

    104KB

  • memory/1068-57-0x0000000007590000-0x00000000075A4000-memory.dmp

    Filesize

    80KB

  • memory/1068-56-0x0000000007580000-0x000000000758E000-memory.dmp

    Filesize

    56KB

  • memory/1068-29-0x0000000005960000-0x00000000059C6000-memory.dmp

    Filesize

    408KB

  • memory/1068-55-0x0000000007550000-0x0000000007561000-memory.dmp

    Filesize

    68KB

  • memory/1068-54-0x00000000075D0000-0x0000000007666000-memory.dmp

    Filesize

    600KB

  • memory/1068-53-0x00000000073C0000-0x00000000073CA000-memory.dmp

    Filesize

    40KB

  • memory/1068-35-0x0000000006020000-0x000000000603E000-memory.dmp

    Filesize

    120KB

  • memory/1068-23-0x0000000005890000-0x00000000058B2000-memory.dmp

    Filesize

    136KB

  • memory/1068-48-0x0000000006640000-0x000000000665E000-memory.dmp

    Filesize

    120KB

  • memory/1068-49-0x0000000007030000-0x00000000070D3000-memory.dmp

    Filesize

    652KB

  • memory/1068-19-0x0000000074FA0000-0x0000000075750000-memory.dmp

    Filesize

    7.7MB

  • memory/1068-18-0x0000000002700000-0x0000000002736000-memory.dmp

    Filesize

    216KB

  • memory/1068-20-0x0000000074FA0000-0x0000000075750000-memory.dmp

    Filesize

    7.7MB

  • memory/1068-21-0x0000000074FA0000-0x0000000075750000-memory.dmp

    Filesize

    7.7MB

  • memory/1068-22-0x00000000050F0000-0x0000000005718000-memory.dmp

    Filesize

    6.2MB

  • memory/1068-37-0x0000000006600000-0x0000000006632000-memory.dmp

    Filesize

    200KB

  • memory/1068-38-0x0000000070C00000-0x0000000070C4C000-memory.dmp

    Filesize

    304KB

  • memory/1068-36-0x00000000060C0000-0x000000000610C000-memory.dmp

    Filesize

    304KB

  • memory/1068-34-0x0000000005C40000-0x0000000005F94000-memory.dmp

    Filesize

    3.3MB

  • memory/3612-9-0x0000000006C90000-0x0000000006D14000-memory.dmp

    Filesize

    528KB

  • memory/3612-7-0x0000000074FAE000-0x0000000074FAF000-memory.dmp

    Filesize

    4KB

  • memory/3612-3-0x0000000005AB0000-0x0000000005B42000-memory.dmp

    Filesize

    584KB

  • memory/3612-1-0x0000000000FA0000-0x000000000104A000-memory.dmp

    Filesize

    680KB

  • memory/3612-5-0x0000000005C50000-0x0000000005C5A000-memory.dmp

    Filesize

    40KB

  • memory/3612-6-0x0000000008780000-0x0000000008798000-memory.dmp

    Filesize

    96KB

  • memory/3612-4-0x0000000074FA0000-0x0000000075750000-memory.dmp

    Filesize

    7.7MB

  • memory/3612-0-0x0000000074FAE000-0x0000000074FAF000-memory.dmp

    Filesize

    4KB

  • memory/3612-14-0x0000000074FA0000-0x0000000075750000-memory.dmp

    Filesize

    7.7MB

  • memory/3612-2-0x0000000006060000-0x0000000006604000-memory.dmp

    Filesize

    5.6MB

  • memory/3612-8-0x0000000074FA0000-0x0000000075750000-memory.dmp

    Filesize

    7.7MB

  • memory/3612-10-0x0000000006EB0000-0x0000000006F4C000-memory.dmp

    Filesize

    624KB

  • memory/4584-11-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/4584-50-0x0000000005F30000-0x0000000005F80000-memory.dmp

    Filesize

    320KB

  • memory/4584-16-0x0000000005170000-0x00000000051D6000-memory.dmp

    Filesize

    408KB

  • memory/4584-17-0x0000000074FA0000-0x0000000075750000-memory.dmp

    Filesize

    7.7MB

  • memory/4584-15-0x0000000074FA0000-0x0000000075750000-memory.dmp

    Filesize

    7.7MB

  • memory/4584-63-0x0000000074FA0000-0x0000000075750000-memory.dmp

    Filesize

    7.7MB