Analysis

  • max time kernel
    149s
  • max time network
    161s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 00:58

General

  • Target

    Payment Slip.exe

  • Size

    546KB

  • MD5

    cb6aca6228059b7dbb2b89c5937e8e1f

  • SHA1

    21e41b59c39476968c2259d7ce9089aa3a819a91

  • SHA256

    cbf2153e97011d74d46c765fe0209f95d26671bd0f640322131f02895898e50a

  • SHA512

    c28a59bfb238378cc4f32e087e3c866fba95ec97f6cd49c845b56e05e052df44eebc5cf4eae96aa1e453c7b5f853a215640faab03c59d389ab571a3b51c2282b

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.puntomesa.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    }k}kebLYY75V

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 5 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\Payment Slip.exe
    "C:\Users\Admin\AppData\Local\Temp\Payment Slip.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3108
    • 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:1032

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1032-135-0x0000000000000000-mapping.dmp
  • memory/1032-136-0x0000000000400000-0x0000000000466000-memory.dmp
    Filesize

    408KB

  • memory/1032-137-0x0000000005DC0000-0x0000000005E26000-memory.dmp
    Filesize

    408KB

  • memory/1032-138-0x0000000006580000-0x00000000065D0000-memory.dmp
    Filesize

    320KB

  • memory/3108-130-0x0000000000C00000-0x0000000000C8E000-memory.dmp
    Filesize

    568KB

  • memory/3108-131-0x00000000080A0000-0x0000000008644000-memory.dmp
    Filesize

    5.6MB

  • memory/3108-132-0x0000000007B90000-0x0000000007C22000-memory.dmp
    Filesize

    584KB

  • memory/3108-133-0x0000000007B00000-0x0000000007B0A000-memory.dmp
    Filesize

    40KB

  • memory/3108-134-0x000000000A060000-0x000000000A0FC000-memory.dmp
    Filesize

    624KB