Overview

overview

10

Static

static

9ca6449c05...45.exe

windows7_x64

1

9ca6449c05...45.exe

windows10_x64

10

Analysis

  • max time kernel
    145s
  • max time network
    149s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    10/04/2021, 02:54

Sharing

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Report Analysis Logs

General

  • Target
    9ca6449c0586a77c55586bcc7adfaef2c3cc53da4713c5ed57fced15a3054545.exe
  • Size 922KB
  • Sample210410-rcdecpn25j
  • SHA256 9ca6449c0586a77c55586bcc7adfaef2c3cc53da4713c5ed57fced15a3054545
  • MD5 SHA1 SHA512
Score
10/10
cobaltstrikebackdoortrojan

Malware Config

Extracted

Family

  • cobaltstrike

C2

  • http://106.117.252.172:443/jquery-3.3.1.min.js

  • http://111.62.79.149:443/jquery-3.3.1.min.js

  • http://121.29.54.59:443/jquery-3.3.1.min.js

  • http://113.137.62.36:443/jquery-3.3.1.min.js

  • http://111.19.244.43:443/jquery-3.3.1.min.js

  • http://116.177.248.23:443/jquery-3.3.1.min.js

  • http://122.246.6.14:443/jquery-3.3.1.min.js

Attributes
  • access_type

    512

  • beacon_type

    2048

  • create_remote_thread

    0

  • day

    0

  • dns_idle

    0

  • dns_sleep

    0

  • host

    106.117.252.172,/jquery-3.3.1.min.js,111.62.79.149,/jquery-3.3.1.min.js,121.29.54.59,/jquery-3.3.1.min.js,113.137.62.36,/jquery-3.3.1.min.js,111.19.244.43,/jquery-3.3.1.min.js,116.177.248.23,/jquery-3.3.1.min.js,122.246.6.14,/jquery-3.3.1.min.js

  • http_header1

    AAAACgAAAEdBY2NlcHQ6IHRleHQvaHRtbCxhcHBsaWNhdGlvbi94aHRtbCt4bWwsYXBwbGljYXRpb24veG1sO3E9MC45LCovKjtxPTAuOAAAABAAAAAUSG9zdDogYXBwLnNvdWdvdS5jb20AAAAKAAAAIFJlZmVyZXI6IGh0dHA6Ly9jb2RlLmpxdWVyeS5jb20vAAAACgAAAB5BY2NlcHQtRW5jb2Rpbmc6IGd6aXAsIGRlZmxhdGUAAAAHAAAAAAAAAA0AAAACAAAACV9fY2ZkdWlkPQAAAAYAAAAGQ29va2llAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=

  • http_header2

    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

  • http_method1

    GET

  • http_method2

    POST

  • injection_process

  • jitter

    9472

  • maxdns

    0

  • month

    0

  • pipe_name

  • polling_time

    48000

  • port_number

    443

  • proxy_password

  • proxy_server

  • proxy_username

  • sc_process32

    %windir%\syswow64\dllhost.exe

  • sc_process64

    %windir%\sysnative\dllhost.exe

  • state_machine

    MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCq3oh7Yrnkxi+Rn9MVyF+Aw2qQfmN9XOSTZVuQZ1eDEO2NBVms1EFnMFnoIfKwSPc+Aqwjmzdz4oX22AIkfyFx1zNG4+Uj07SsubKu7JF6LofB9xpUHwkzfj/s+y3bli2kRfvF1Tr/Y7qV2O7GUtb+3h07Gi3uQHJCKakANFYBkwIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • unknown1

    4.234810624e+09

  • unknown2

    AAAABAAAAAEAAAXyAAAAAgAAAFQAAAACAAAPWwAAAA0AAAAPAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • unknown3

    0

  • unknown4

    0

  • unknown5

    144

  • uri

    /jquery-3.3.2.min.js

  • user_agent

    Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:87.0) Gecko/20100101 Firefox/87.0

  • year

    0

Signatures

  • Cobaltstrike

    Detected malicious payload which is part of Cobaltstrike.

    trojanbackdoorcobaltstrike
  • Executes dropped EXE 1 IoCs
  • Drops file in System32 directory 1 IoCs
  • Modifies data under HKEY_USERS 10 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9ca6449c0586a77c55586bcc7adfaef2c3cc53da4713c5ed57fced15a3054545.exe
    "C:\Users\Admin\AppData\Local\Temp\9ca6449c0586a77c55586bcc7adfaef2c3cc53da4713c5ed57fced15a3054545.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    PID:1212
  • C:\Users\public\Downloads\Consoles.exe
    C:\Users\public\Downloads\Consoles.exe
    1⤵
    • Executes dropped EXE
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1968
    • C:\Windows\System32\svchost.exe
      "C:\Windows\System32\svchost.exe"
      2⤵
      • Drops file in System32 directory
      • Modifies data under HKEY_USERS
      PID:1424

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/1424-117-0x0000022212ED0000-0x0000022213342000-memory.dmp
        Download

        memory/1424-118-0x0000022212C80000-0x0000022212CC1000-memory.dmp
        Download

        memory/1424-119-0x0000022212ED0000-0x0000022213342000-memory.dmp
        Download