Overview

overview

10

Static

static

3

NEAS.520c2...00.exe

windows7-x64

10

NEAS.520c2...00.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    147s
  • max time network
    163s
  • platform
    windows7_x64
  • resource
    win7-20231023-en
  • resource tags

    arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
  • submitted
    15-11-2023 01:08

Sharing

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General

  • Target

    NEAS.520c23d5c41aa23d03339a52634aac00.exe

  • Size

    5.1MB

  • MD5

    520c23d5c41aa23d03339a52634aac00

  • SHA1

    e12f4cb5dc57a675943df665730b2a3d2e256c4b

  • SHA256

    be1dd36b91f49b2413b6b12d1110b9045fa574cd4516a184726d1554ab3f14c0

  • SHA512

    35f8430d9d7af88cd5d0e619764c97d1dd388d5292597cfa1ebc486d44f022b0e9395d430d8aee847d53df9d0d15ca9a67d4c5f98ac951d05cf1ce84cba5c3e4

  • SSDEEP

    98304:BJkzEjalFzRcvRX+mBq0aMeHUg6By/iD9SADJeWjvUihkJyU8fVW:BJkzPloOmB/YeyI9SADJlzGJy1

Score
10/10
cobaltstrike0305419896backdoortrojan

Malware Config

Extracted

Family

cobaltstrike

C2

http://101.42.8.97:1111/HbpC

Attributes
  • user_agent

    User-Agent: Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; WOW64; Trident/5.0)

Extracted

Family

cobaltstrike

Botnet

305419896

C2

http://101.42.8.97:1111/en_US/all.js

Attributes
  • access_type

    512

  • host

    101.42.8.97,/en_US/all.js

  • http_header1

    AAAABwAAAAAAAAADAAAABgAAAAZDb29raWUAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • http_header2

    AAAACgAAACZDb250ZW50LVR5cGU6IGFwcGxpY2F0aW9uL29jdGV0LXN0cmVhbQAAAAcAAAAAAAAABQAAAAJpZAAAAAcAAAABAAAABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • http_method1

    GET

  • http_method2

    POST

  • maxdns

    255

  • polling_time

    60000

  • port_number

    1111

  • sc_process32

    %windir%\syswow64\rundll32.exe

  • sc_process64

    %windir%\sysnative\rundll32.exe

  • state_machine

    MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCTUlJ7J79z/MkkV8+MsYlOvREE2hhdGNzrKPFZ10lY0K5legA+um5JxESEaC0woDgSmOGrkh1giz/aQwd6tG4mihFgpi0oIbfwu6XZbE6ghYGyu2F7+A5TifRUzvU0YLXjK78EW12XhjHx4KopMF/AtOAueGwfiI2DmXwNzrBDvwIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • unknown1

    4096

  • unknown2

    AAAABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • uri

    /submit.php

  • user_agent

    Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; SV1; .NET CLR 2.0.50727)

  • watermark

    305419896

Extracted

Family

cobaltstrike

Botnet

0

Attributes
  • watermark

    0

Signatures

  • Cobaltstrike

    Detected malicious payload which is part of Cobaltstrike.

    trojanbackdoorcobaltstrike
  • Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.520c23d5c41aa23d03339a52634aac00.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.520c23d5c41aa23d03339a52634aac00.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    PID:2540

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2540-1-0x0000000000400000-0x0000000000C2C000-memory.dmp

    Filesize

    8.2MB

    Download

  • memory/2540-0-0x0000000077510000-0x0000000077512000-memory.dmp

    Filesize

    8KB

    Download

  • memory/2540-4-0x0000000000400000-0x0000000000C2C000-memory.dmp

    Filesize

    8.2MB

    Download

  • memory/2540-3-0x0000000077510000-0x0000000077512000-memory.dmp

    Filesize

    8KB

    Download

  • memory/2540-6-0x0000000077510000-0x0000000077512000-memory.dmp

    Filesize

    8KB

    Download

  • memory/2540-7-0x0000000077360000-0x0000000077509000-memory.dmp

    Filesize

    1.7MB

    Download

  • memory/2540-9-0x0000000000260000-0x0000000000261000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2540-10-0x0000000004530000-0x0000000004930000-memory.dmp

    Filesize

    4.0MB

    Download

  • memory/2540-11-0x0000000002CE0000-0x0000000002D2C000-memory.dmp

    Filesize

    304KB

    Download

  • memory/2540-12-0x0000000000400000-0x0000000000C2C000-memory.dmp

    Filesize

    8.2MB

    Download

  • memory/2540-13-0x0000000077360000-0x0000000077509000-memory.dmp

    Filesize

    1.7MB

    Download

  • memory/2540-14-0x0000000002CE0000-0x0000000002D2C000-memory.dmp

    Filesize

    304KB

    Download