Analysis

  • max time kernel
    4265058s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220112
  • submitted
    15/01/2022, 03:02

General

  • Target

    080d41ef097ff4647c9b7901ddc8fc3ffdb3c9cb0f360e3fe96a591a9f8089a6.exe

  • Size

    321KB

  • MD5

    6e523997cd54aed7677321782220c00c

  • SHA1

    7cd2498ea34d7d80e41697e6adc2a07bb018acc0

  • SHA256

    080d41ef097ff4647c9b7901ddc8fc3ffdb3c9cb0f360e3fe96a591a9f8089a6

  • SHA512

    5d772e0618cf0583f3eae92391c003800d86562bf80bc9c6c456746449373038e058057a4d633ac69a609a6ef733cc672bdaefd3825c2a39e9f71d26cb678cb6

Score
10/10

Malware Config

Extracted

Family

arkei

Botnet

Default

C2

http://file-file-host4.com/tratata.php

Signatures

  • Arkei

    Arkei is an infostealer written in C++.

  • Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs
  • Arkei Stealer Payload 2 IoCs
  • Program crash 1 IoCs
  • Checks processor information in registry 2 TTPs 5 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\080d41ef097ff4647c9b7901ddc8fc3ffdb3c9cb0f360e3fe96a591a9f8089a6.exe
    "C:\Users\Admin\AppData\Local\Temp\080d41ef097ff4647c9b7901ddc8fc3ffdb3c9cb0f360e3fe96a591a9f8089a6.exe"
    1⤵
      PID:2144
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2144 -s 560
        2⤵
        • Program crash
        • Checks processor information in registry
        • Enumerates system info in registry
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3100
    • C:\Windows\system32\MusNotification.exe
      C:\Windows\system32\MusNotification.exe
      1⤵
      • Checks processor information in registry
      • Suspicious use of AdjustPrivilegeToken
      PID:616
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 2144 -ip 2144
      1⤵
      • Suspicious use of NtCreateProcessExOtherParentProcess
      • Suspicious use of WriteProcessMemory
      PID:3052

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          • memory/2144-130-0x000000000087E000-0x000000000088F000-memory.dmp

            Filesize

            68KB

          • memory/2144-131-0x00000000007F0000-0x000000000080C000-memory.dmp

            Filesize

            112KB

          • memory/2144-132-0x0000000000400000-0x0000000000560000-memory.dmp

            Filesize

            1.4MB