Analysis

  • max time kernel
    102s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 01:22

General

  • Target

    sales _pdf.gz.exe

  • Size

    503KB

  • MD5

    561978ce5c5027ddd74ab9958c89569e

  • SHA1

    dbf352dd70a714e9f1f0b03832c0eca8eab17754

  • SHA256

    34604c450edccb519e89347afd87707ca455038abfc2cc0e5b2919a4a677f93c

  • SHA512

    b262294b164202685a9a6cf4b829bc2e2db820a254315bc1386e080c3617212673300d93a076ccef1d28c5e2ff5769c2d46eb1296a731e7edfaaaad0f6f14ca3

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.pptoursperu.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    mailppt2019-

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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\sales _pdf.gz.exe
    "C:\Users\Admin\AppData\Local\Temp\sales _pdf.gz.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1860
    • 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:3192

Network

MITRE ATT&CK Matrix ATT&CK v6

Collection

Email Collection

1
T1114

Replay Monitor

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Downloads

  • memory/1860-130-0x0000000000B80000-0x0000000000C04000-memory.dmp
    Filesize

    528KB

  • memory/1860-131-0x0000000005AA0000-0x0000000006044000-memory.dmp
    Filesize

    5.6MB

  • memory/1860-132-0x00000000055A0000-0x0000000005632000-memory.dmp
    Filesize

    584KB

  • memory/1860-133-0x0000000005650000-0x000000000565A000-memory.dmp
    Filesize

    40KB

  • memory/1860-134-0x00000000095D0000-0x000000000966C000-memory.dmp
    Filesize

    624KB

  • memory/3192-135-0x0000000000000000-mapping.dmp
  • memory/3192-136-0x0000000000400000-0x0000000000450000-memory.dmp
    Filesize

    320KB

  • memory/3192-137-0x0000000006020000-0x0000000006086000-memory.dmp
    Filesize

    408KB

  • memory/3192-138-0x0000000006E10000-0x0000000006E60000-memory.dmp
    Filesize

    320KB