Analysis

  • max time kernel
    188s
  • max time network
    192s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-11-2022 14:40

General

  • Target

    PROFORMA INVOICE-021&024.exe

  • Size

    790KB

  • MD5

    043a4e8ecc28687716d84bd0e91558b2

  • SHA1

    4292192ed5bf6475de6ab5160f6b7a3e0ea6fe28

  • SHA256

    b74d3621bbd10bcf7512d3a54a9625ee1ebd11d4351dd54fdd8dce4f36ca57b9

  • SHA512

    d5e4b3ac6ccaa4ad36253aa1da31e67bd9d60d46faff3dc1968a1410970ccb2a59d83a4ad873fd568ea77ba3a55f7c43136b209f0ef43395e8dd571a1f26dbca

  • SSDEEP

    12288:rxwDU1ezM/uL99H+lxVbQ5t7s9PWQQZNFFCV5i8Ehb:dmA699MxVbQDo9wZNFFCVU9h

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.obynnehhhan.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    G$MUuYG3

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\PROFORMA INVOICE-021&024.exe
    "C:\Users\Admin\AppData\Local\Temp\PROFORMA INVOICE-021&024.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4964
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4276

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/4276-137-0x0000000000000000-mapping.dmp
  • memory/4276-138-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/4964-132-0x00000000006E0000-0x00000000007AC000-memory.dmp
    Filesize

    816KB

  • memory/4964-133-0x0000000005690000-0x0000000005C34000-memory.dmp
    Filesize

    5.6MB

  • memory/4964-134-0x0000000005180000-0x0000000005212000-memory.dmp
    Filesize

    584KB

  • memory/4964-135-0x0000000005160000-0x000000000516A000-memory.dmp
    Filesize

    40KB

  • memory/4964-136-0x00000000078A0000-0x000000000793C000-memory.dmp
    Filesize

    624KB