Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    07-09-2024 01:51

General

  • Target

    eeb42a7de4e8a6099fd91f5f6fbea62b8c5990b3fa0efe054e61904d023e8965.exe

  • Size

    765KB

  • MD5

    a120a32f95b04048e4c35b5c2fa36fde

  • SHA1

    4d6e2d8d982a40d812891f8923f590babd30bf45

  • SHA256

    eeb42a7de4e8a6099fd91f5f6fbea62b8c5990b3fa0efe054e61904d023e8965

  • SHA512

    85aed661acfbad525132812f12b3eaa2138fc8741c44b184dde6af4239f80ef63f927254c5cc5e8fdaa514b9fa5f585ada2567bb61b902af77e5e0f1ecde133a

  • SSDEEP

    12288:aTI03sW/XDRTKVrxt4PqMT3w9ccWKCmCPqGH7PA61m7tPoz2J4BwGATV5Rx9yn9B:OI8sWNmrtqbw9gKCsGHzA61m7NkwGAZp

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot5862304010:AAGELNW7Uh-qnFDDQucOIsNATlN1Btw8R-8/

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 2 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • 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 1 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 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 25 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\eeb42a7de4e8a6099fd91f5f6fbea62b8c5990b3fa0efe054e61904d023e8965.exe
    "C:\Users\Admin\AppData\Local\Temp\eeb42a7de4e8a6099fd91f5f6fbea62b8c5990b3fa0efe054e61904d023e8965.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2208
    • 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\eeb42a7de4e8a6099fd91f5f6fbea62b8c5990b3fa0efe054e61904d023e8965.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1560
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\bCwnQBWcIqj.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1108
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\bCwnQBWcIqj" /XML "C:\Users\Admin\AppData\Local\Temp\tmp944.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2664
    • C:\Users\Admin\AppData\Local\Temp\eeb42a7de4e8a6099fd91f5f6fbea62b8c5990b3fa0efe054e61904d023e8965.exe
      "C:\Users\Admin\AppData\Local\Temp\eeb42a7de4e8a6099fd91f5f6fbea62b8c5990b3fa0efe054e61904d023e8965.exe"
      2⤵
        PID:2832
      • C:\Users\Admin\AppData\Local\Temp\eeb42a7de4e8a6099fd91f5f6fbea62b8c5990b3fa0efe054e61904d023e8965.exe
        "C:\Users\Admin\AppData\Local\Temp\eeb42a7de4e8a6099fd91f5f6fbea62b8c5990b3fa0efe054e61904d023e8965.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2252

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmp944.tmp

      Filesize

      1KB

      MD5

      192d4dc7451fb8cc7f3b168649ec7acf

      SHA1

      e075e71ad573f95d7fbddc6c60b56f5b93bef875

      SHA256

      27ab57a100868e88425eac0d1400d6a6d3a6dd41e3d624d609db6547139d31df

      SHA512

      aab94390237918bfb01d1372cbc5db102f8e662229c5571d340aebef74f5ff28a90faf29e517ef2b6e27e9aef086110f1a6a40e389a7e1df3d72ea833e0f8146

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

      Filesize

      7KB

      MD5

      309ca47c38356d1402eba3c104892796

      SHA1

      bd064a089ae120c3836e77bc88785a4b093cbc36

      SHA256

      1dbd9d44059ebb0cf2e35c299b8289f8d296d9390815a75f0807076646030bdc

      SHA512

      3a795108b9b577a28e8212f7389d4af3f78139ed569a24e2c8abed0571957b169ea19f6c25d4babc99853a309a98c4db0395b04c66ea574449d5d5e3a90cf9dd

    • memory/2208-4-0x00000000009D0000-0x00000000009E8000-memory.dmp

      Filesize

      96KB

    • memory/2208-3-0x0000000004BA0000-0x0000000004C3E000-memory.dmp

      Filesize

      632KB

    • memory/2208-0-0x0000000073FEE000-0x0000000073FEF000-memory.dmp

      Filesize

      4KB

    • memory/2208-5-0x0000000073FEE000-0x0000000073FEF000-memory.dmp

      Filesize

      4KB

    • memory/2208-6-0x0000000073FE0000-0x00000000746CE000-memory.dmp

      Filesize

      6.9MB

    • memory/2208-7-0x00000000056F0000-0x0000000005772000-memory.dmp

      Filesize

      520KB

    • memory/2208-2-0x0000000073FE0000-0x00000000746CE000-memory.dmp

      Filesize

      6.9MB

    • memory/2208-1-0x0000000000A20000-0x0000000000AE6000-memory.dmp

      Filesize

      792KB

    • memory/2208-33-0x0000000073FE0000-0x00000000746CE000-memory.dmp

      Filesize

      6.9MB

    • memory/2252-22-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2252-28-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2252-32-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2252-30-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2252-29-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2252-27-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2252-24-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2252-20-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB