Analysis

  • max time kernel
    127s
  • max time network
    127s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    25-02-2021 18:12

General

  • Target

    a3af3d7e825daeffc05e34a784d686bb9f346d48a92c060e1e901c644398d5d7.exe

  • Size

    101KB

  • MD5

    580c37831fe98a254eb6c61c692c70d8

  • SHA1

    af8f9344a1ae56e0b83146f9a099e98d944b3be1

  • SHA256

    a3af3d7e825daeffc05e34a784d686bb9f346d48a92c060e1e901c644398d5d7

  • SHA512

    8d0798b3e59a1784e2a8929074ad9a6ad5441197a49c6fad3b51637481cc15ea2bb9ab941c5d00e134758840cae9019f02f77705631b59d1e3dcf10a0d91aa94

Malware Config

Extracted

Family

metasploit

Version

windows/download_exec

C2

http://121.37.139.238:443/JMLy

Extracted

Family

cobaltstrike

C2

http://121.37.139.238:443/ga.js

Attributes
  • access_type

    512

  • beacon_type

    2048

  • create_remote_thread

    0

  • day

    0

  • dns_idle

    0

  • dns_sleep

    0

  • host

    121.37.139.238,/ga.js

  • http_header1

    AAAABwAAAAAAAAADAAAABgAAAAZDb29raWUAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • http_header2

    AAAACgAAACZDb250ZW50LVR5cGU6IGFwcGxpY2F0aW9uL29jdGV0LXN0cmVhbQAAAAcAAAAAAAAABQAAAAJpZAAAAAcAAAABAAAABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • http_method1

    GET

  • http_method2

    POST

  • injection_process

  • jitter

    0

  • maxdns

    255

  • month

    0

  • pipe_name

  • polling_time

    60000

  • port_number

    443

  • proxy_password

  • proxy_server

  • proxy_username

  • sc_process32

    %windir%\syswow64\rundll32.exe

  • sc_process64

    %windir%\sysnative\rundll32.exe

  • state_machine

    MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDo3WGxIuFUQ+k1xANyFXZ0lhEaD1KLHwpI0NuVWE+CvHpqFVb4GeWPsejVk+4aJc1YykPsIStgVGNgbaST68LpENb7PzK1rAbX6kvI8o90LC9hGO7YCuFCerkQ9fr/XKJDhPG6z7RhP2xVEJS1F0G2ESTqwpQds4jb31NMAdjr7wIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • unknown1

    4096

  • unknown2

    AAAABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • unknown3

    0

  • unknown4

    0

  • unknown5

    2.018915346e+09

  • uri

    /submit.php

  • user_agent

    Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; Trident/5.0; BOIE9;ESES)

  • year

    0

Signatures

Processes

  • C:\Users\Admin\AppData\Local\Temp\a3af3d7e825daeffc05e34a784d686bb9f346d48a92c060e1e901c644398d5d7.exe
    "C:\Users\Admin\AppData\Local\Temp\a3af3d7e825daeffc05e34a784d686bb9f346d48a92c060e1e901c644398d5d7.exe"
    1⤵
      PID:4700

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4700-2-0x0000000000700000-0x0000000000701000-memory.dmp
      Filesize

      4KB

    • memory/4700-4-0x0000000003CC0000-0x0000000003CFD000-memory.dmp
      Filesize

      244KB

    • memory/4700-3-0x0000000003F20000-0x0000000004320000-memory.dmp
      Filesize

      4.0MB