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Analysis

  • max time kernel
    148s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/04/2024, 01:31

General

  • Target

    aee7679d622bef3608f1e4902ec91728c672cbbc1af0b49d9ff8f78467f255d0.exe

  • Size

    974KB

  • MD5

    8fac5e61273c3395030fd331b536db36

  • SHA1

    7ba5e0f8b6fe94a088c4dd45484f83e2134a54f2

  • SHA256

    aee7679d622bef3608f1e4902ec91728c672cbbc1af0b49d9ff8f78467f255d0

  • SHA512

    e8019cd9023875d491a9b9da8fc1322291b3e473ce168ddf0776ebed9d80354d15a6b0ab4233e90a4840075495950ac85e94d02072c41f3efed3c0892dc3b860

  • SSDEEP

    24576:xRmJkcoQricOIQxiZY1iaSpxt+GY9P1I+1oS:+JZoQrbTFZY1iaSpxtF23Z

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Detect packed .NET executables. Mostly AgentTeslaV4. 1 IoCs
  • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs
  • Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs
  • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 1 IoCs
  • Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs
  • Detects executables referencing many file transfer clients. Observed in information stealers 1 IoCs
  • 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).

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\aee7679d622bef3608f1e4902ec91728c672cbbc1af0b49d9ff8f78467f255d0.exe
    "C:\Users\Admin\AppData\Local\Temp\aee7679d622bef3608f1e4902ec91728c672cbbc1af0b49d9ff8f78467f255d0.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3004
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\Temp\aee7679d622bef3608f1e4902ec91728c672cbbc1af0b49d9ff8f78467f255d0.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4072

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/3004-10-0x0000000000B20000-0x0000000000B24000-memory.dmp

    Filesize

    16KB

  • memory/4072-11-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/4072-12-0x0000000074A10000-0x00000000751C0000-memory.dmp

    Filesize

    7.7MB

  • memory/4072-13-0x00000000054E0000-0x0000000005A84000-memory.dmp

    Filesize

    5.6MB

  • memory/4072-14-0x0000000004F20000-0x0000000004F30000-memory.dmp

    Filesize

    64KB

  • memory/4072-15-0x0000000004F30000-0x0000000004F96000-memory.dmp

    Filesize

    408KB

  • memory/4072-16-0x0000000006330000-0x0000000006380000-memory.dmp

    Filesize

    320KB

  • memory/4072-17-0x0000000006420000-0x00000000064B2000-memory.dmp

    Filesize

    584KB

  • memory/4072-18-0x00000000063A0000-0x00000000063AA000-memory.dmp

    Filesize

    40KB

  • memory/4072-19-0x0000000074A10000-0x00000000751C0000-memory.dmp

    Filesize

    7.7MB

  • memory/4072-20-0x0000000004F20000-0x0000000004F30000-memory.dmp

    Filesize

    64KB