Analysis

  • max time kernel
    146s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 00:59

General

  • Target

    G1HSlFmaoOFnQh8.exe

  • Size

    433KB

  • MD5

    a02cebdf6de7953fd7ebb3d5640408ca

  • SHA1

    40fa21dc2628cf2ef2dad5f04080ff3c87c0765f

  • SHA256

    6b289f4c862c4205a7debaa7217dfad7e66b56dcd3274e9b4ee530aa0e380037

  • SHA512

    fe1db44d70003b06b71c66bf21786c412f1f4fc4c21c40548d894534a04acc3d6f95004b190a812b428e2f176f452ef4ca43742fd3f9ea43bcf316c7b9454527

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    us2.smtp.mailhostbox.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    b}j8vkJ5iJ##

Signatures

  • AgentTesla

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

  • AgentTesla Payload 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\G1HSlFmaoOFnQh8.exe
    "C:\Users\Admin\AppData\Local\Temp\G1HSlFmaoOFnQh8.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4476
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "{path}"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:936

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/936-135-0x0000000000000000-mapping.dmp
  • memory/936-136-0x0000000000400000-0x0000000000458000-memory.dmp
    Filesize

    352KB

  • memory/936-137-0x0000000005EE0000-0x0000000005F46000-memory.dmp
    Filesize

    408KB

  • memory/4476-130-0x00000000000D0000-0x0000000000142000-memory.dmp
    Filesize

    456KB

  • memory/4476-131-0x00000000074E0000-0x0000000007A84000-memory.dmp
    Filesize

    5.6MB

  • memory/4476-132-0x0000000006FD0000-0x0000000007062000-memory.dmp
    Filesize

    584KB

  • memory/4476-133-0x0000000007160000-0x000000000716A000-memory.dmp
    Filesize

    40KB

  • memory/4476-134-0x00000000094A0000-0x000000000953C000-memory.dmp
    Filesize

    624KB