Analysis

  • max time kernel
    143s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 00:40

General

  • Target

    INVOICE.exe

  • Size

    769KB

  • MD5

    444aa620930ed939f02eaef37aeaa652

  • SHA1

    38bc95572aad69b25b6226d680c29dfc93e62d52

  • SHA256

    14667a81f8e7bc2110dd79dcc786f9dc6aafb5cb5160b446234b652e8384dc55

  • SHA512

    7db50d7491dd680c241a5d9aca787f0c819ebe7694b3b7225cefa9b5e0cd557943c01e42600c28e7ab143326b3f3237ecebed4a5d826912d702ffac65b0d36ca

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.ru
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    pmoneyboy994

Signatures

  • AgentTesla

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

  • AgentTesla Payload 1 IoCs
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\INVOICE.exe
    "C:\Users\Admin\AppData\Local\Temp\INVOICE.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2736
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2172

Network

MITRE ATT&CK Matrix ATT&CK v6

Collection

Email Collection

1
T1114

Replay Monitor

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Downloads

  • memory/2172-135-0x0000000000000000-mapping.dmp
  • memory/2172-136-0x0000000000400000-0x000000000045A000-memory.dmp
    Filesize

    360KB

  • memory/2172-137-0x0000000005740000-0x00000000057A6000-memory.dmp
    Filesize

    408KB

  • memory/2172-138-0x00000000065E0000-0x0000000006630000-memory.dmp
    Filesize

    320KB

  • memory/2736-130-0x0000000000E10000-0x0000000000ED6000-memory.dmp
    Filesize

    792KB

  • memory/2736-131-0x0000000006050000-0x00000000065F4000-memory.dmp
    Filesize

    5.6MB

  • memory/2736-132-0x0000000005C80000-0x0000000005D12000-memory.dmp
    Filesize

    584KB

  • memory/2736-133-0x0000000005C20000-0x0000000005C2A000-memory.dmp
    Filesize

    40KB

  • memory/2736-134-0x000000000EFC0000-0x000000000F05C000-memory.dmp
    Filesize

    624KB