Overview

overview

10

Static

static

10

8ac5a2344e...69.exe

windows10-2004-x64

10

8ac5a2344e...69.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    8ac5a2344e0d866abb491eb54060029ea890810f52cd12f0040a6151b251f269
  • Size 641KB
  • Sample260826-syw33a1frd
  • SHA256 8ac5a2344e0d866abb491eb54060029ea890810f52cd12f0040a6151b251f269
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
cobaltstrikecoffloader0backdoorloadertrojan

Malware Config

Extracted

Family

  • cobaltstrike

Botnet

  • 0

C2

  • http://117.126.128.9:443/service/Finance/Charts.js

  • http://140.207.247.167:443/service/Finance/Charts.js

  • http://111.124.194.162:443/service/Finance/Charts.js

  • http://116.176.95.45:443/service/Finance/Charts.js

  • http://101.227.5.171:443/service/Finance/Charts.js

  • http://113.113.100.46:443/service/Finance/Charts.js

Attributes
  • access_type

    512

  • beacon_type

    2048

  • host

    117.126.128.9,140.207.247.167,111.124.194.162,116.176.95.45,101.227.5.171,113.113.100.46

  • http_header1

    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

  • http_header2

    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

  • http_method1

    GET

  • http_method2

    POST

  • jitter

    9472

  • pipe_name

    mojo.5688.8052.183894939787088877c441

  • polling_time

    3000

  • port_number

    443

  • sc_process32

    %windir%\syswow64\WerFault.exe

  • sc_process64

    %windir%\sysnative\WerFault.exe

  • state_machine

    MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCxN3rDYQnr8g8mbm6jq3oBASTvdMqy18GpvXi4Vlz7b/Wj7/Z5n2YlrmifnipcpciFl5g5WFc7SVKnSNZtjDmML8i+gRZuvkM4B6oZH+1DYx4i3a5UhBQqmGsfLfVC6bH5n1SsgSOfwHNotgkGp9MbrCAmyxWhwSQeKbbX/lSwzwIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • unknown1

    1.81632e+06

  • unknown2

    AAAABAAAAAEAAAXyAAAAAgAAAFQAAAACAAAPWwAAAA0AAAAPAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • uri

    /service/Finance/Charts.js

  • user_agent

    Mozilla/5.0 (Windows NT 6.3; Trident/7.0; rv:11.0) like Gecko

  • watermark

    0

rc4

Targets

    • Target
      8ac5a2344e0d866abb491eb54060029ea890810f52cd12f0040a6151b251f269
    • Size 641KB
    • SHA256 8ac5a2344e0d866abb491eb54060029ea890810f52cd12f0040a6151b251f269
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    backdoor0cobaltstrikecoffloaderloadertrojan

    • Detects Coffloader

    • Family: Cobaltstrike

      Detected malicious payload which is part of Cobaltstrike.

      trojanbackdoorcobaltstrike

    • Family: Coffloader

      Coffloader is an open-source beacon loader written in C.

      loadercoffloader
    behavioral1behavioral2

MITRE ATT&CK Matrix

Tasks