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Analysis

  • max time kernel
    121s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    16/05/2024, 01:42

General

  • Target

    DHL STATEMENT OF ACCOUNT.exe

  • Size

    1.0MB

  • MD5

    c54f3b3449c4acd5f2bb25b2f1276a1b

  • SHA1

    38315e598c862e19e98f1a1e83f7840911c74fef

  • SHA256

    2abc61cc5afd3fdebd60f002c625b1a7c81755f5a9ca5aedd8daa13f6b78b996

  • SHA512

    eb3c5d5576280d3ba2a885e6c59ed54c68e3234eddb44000cff76f07efd244e047c7f82eab0080e27746812a476ab7e053c713b660a4920a965dbcd1ada68fe6

  • SSDEEP

    24576:CAHnh+eWsN3skA4RV1Hom2KXMmHamSJ93YBZsNEox5:Fh+ZkldoPK8YamSJ1WZhy

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. 4 IoCs
  • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 4 IoCs
  • Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion 4 IoCs
  • Detects executables referencing Windows vault credential objects. Observed in infostealers 4 IoCs
  • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 4 IoCs
  • Detects executables referencing many email and collaboration clients. Observed in information stealers 4 IoCs
  • Detects executables referencing many file transfer clients. Observed in information stealers 4 IoCs
  • Looks up external IP address via web service 3 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\DHL STATEMENT OF ACCOUNT.exe
    "C:\Users\Admin\AppData\Local\Temp\DHL STATEMENT OF ACCOUNT.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2684
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\Temp\DHL STATEMENT OF ACCOUNT.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1988

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/1988-11-0x0000000000090000-0x00000000000D2000-memory.dmp

    Filesize

    264KB

  • memory/1988-20-0x0000000000090000-0x00000000000D2000-memory.dmp

    Filesize

    264KB

  • memory/1988-18-0x0000000000090000-0x00000000000D2000-memory.dmp

    Filesize

    264KB

  • memory/1988-13-0x0000000000090000-0x00000000000D2000-memory.dmp

    Filesize

    264KB

  • memory/1988-21-0x000000007465E000-0x000000007465F000-memory.dmp

    Filesize

    4KB

  • memory/1988-22-0x0000000074650000-0x0000000074D3E000-memory.dmp

    Filesize

    6.9MB

  • memory/1988-23-0x000000007465E000-0x000000007465F000-memory.dmp

    Filesize

    4KB

  • memory/1988-24-0x0000000074650000-0x0000000074D3E000-memory.dmp

    Filesize

    6.9MB

  • memory/2684-10-0x00000000001A0000-0x00000000001A4000-memory.dmp

    Filesize

    16KB