Analysis

  • max time kernel
    128s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 02:26

General

  • Target

    Proforma Invoice.exe

  • Size

    430KB

  • MD5

    f9df7150ae8af1dbefeb613fc554d33d

  • SHA1

    57a4211dc059cf771ef2ab435352dc55ae199564

  • SHA256

    659860f4cb27298c634c4c5a398f784d138b704202ed793a463858552e161da4

  • SHA512

    eed7d05a66c8e61744d2d18e07d1b4ace098d687a5850b1e709231283650ebe76f7cf41337a0ca449210f591ed9e3346e492649f096d29af8f9d649b04e4cd30

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.nilgirisfoods.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Nil@GiriS1092

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.nilgirisfoods.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Nil@GiriS1092

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 6 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\Proforma Invoice.exe
    "C:\Users\Admin\AppData\Local\Temp\Proforma Invoice.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4860
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:3616

Network

MITRE ATT&CK Matrix ATT&CK v6

Collection

Email Collection

1
T1114

Replay Monitor

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Downloads

  • memory/3616-131-0x0000000000000000-mapping.dmp
  • memory/3616-132-0x0000000000400000-0x000000000044A000-memory.dmp
    Filesize

    296KB

  • memory/3616-133-0x0000000074FF0000-0x00000000755A1000-memory.dmp
    Filesize

    5.7MB

  • memory/4860-130-0x0000000074FF0000-0x00000000755A1000-memory.dmp
    Filesize

    5.7MB