Overview

overview

10

Static

static

7

a501f0e384...39.exe

windows7-x64

10

a501f0e384...39.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    a501f0e3846eac845a82efc6b084ee0bc118f385d4a9f89e60b618290cb9f439

  • Size

    931KB

  • Sample

    231026-qb1rmade75

  • MD5

    cfc57322bbf583daa8ca4b6394ef3d76

  • SHA1

    605fbb32829efb51bafcad74bf0ef4e425003795

  • SHA256

    a501f0e3846eac845a82efc6b084ee0bc118f385d4a9f89e60b618290cb9f439

  • SHA512

    c4de73f6262824e6c0ad20a277918260696c765c0c23a2305f7e88b58a7d18e02508617615eb19593b98c59d631c969b200de19c55019f6d412f5025eb6e4c81

  • SSDEEP

    24576:yyg9aJWprJRqy0wdd6DKRXpka5aPfaM9TN/uYh:yTOUrTqyLdMDgZkaM6M9ZGW

Score
10/10
cobaltstrike100000backdoortrojanupx

Malware Config

Extracted

Family

cobaltstrike

Botnet

100000

C2

http://www.cainiao.com:443/mp/getapp/msgext

Attributes
  • access_type

    512

  • beacon_type

    2048

  • host

    www.cainiao.com,/mp/getapp/msgext

  • http_header1

    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

  • http_header2

    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

  • http_method1

    GET

  • http_method2

    POST

  • jitter

    9472

  • polling_time

    5000

  • port_number

    443

  • sc_process32

    %windir%\syswow64\rundll32.exe

  • sc_process64

    %windir%\sysnative\rundll32.exe

  • state_machine

    MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCD/d86l8Xj9QqEpe62poRSoK8dNn6QFRLe10WufYGHU07TppYiU2koxHDn0ar2iA3kXdUohoBEX00MfKc0AkAi0q7NX7Zl8/L8iLBRsqVKDgCJAm0OoooZAfiJsgoxSly3jYSJyeTtXzPweo4BsNCXGBZrsuIuHpcVe1v+OAMdzQIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • unknown1

    1.532302592e+09

  • unknown2

    AAAABAAAAAIAAAADAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • uri

    /mp/wapcommon/report

  • user_agent

    WeChat/8.0.5.32 CFNetwork/1237 Darwin/20.4.0

  • watermark

    100000

Targets

    • Target

      a501f0e3846eac845a82efc6b084ee0bc118f385d4a9f89e60b618290cb9f439

    • Size

      931KB

    • MD5

      cfc57322bbf583daa8ca4b6394ef3d76

    • SHA1

      605fbb32829efb51bafcad74bf0ef4e425003795

    • SHA256

      a501f0e3846eac845a82efc6b084ee0bc118f385d4a9f89e60b618290cb9f439

    • SHA512

      c4de73f6262824e6c0ad20a277918260696c765c0c23a2305f7e88b58a7d18e02508617615eb19593b98c59d631c969b200de19c55019f6d412f5025eb6e4c81

    • SSDEEP

      24576:yyg9aJWprJRqy0wdd6DKRXpka5aPfaM9TN/uYh:yTOUrTqyLdMDgZkaM6M9ZGW

    Score
    10/10
    cobaltstrike100000backdoortrojanupx

    • Cobaltstrike

      Detected malicious payload which is part of Cobaltstrike.

      trojanbackdoorcobaltstrike

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx
    behavioral1behavioral2

MITRE ATT&CK Matrix

Tasks