Overview

overview

10

Static

static

10

335d2147d9...32.exe

windows7-x64

7

335d2147d9...32.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    335d2147d98401bc9b9f8e7cd765513a58ee643624ea5fc6bc12ba7173681432

  • Size

    4.4MB

  • Sample

    231220-mjvnssacbl

  • MD5

    32d056a2aa49444e85234ed0fab81cdb

  • SHA1

    c9e154ce4f6d12980d1aa4d7ba7e3b447bfa6626

  • SHA256

    335d2147d98401bc9b9f8e7cd765513a58ee643624ea5fc6bc12ba7173681432

  • SHA512

    69e24b858b88abeb2ad800ef916d198c7bb9d2ae2cbb398851ae2ae2316923a93e7f50ca7a73dcefba5da932c8c98b9780876b7e5bd0862c6058204d1bd8cc84

  • SSDEEP

    98304:lR+MuHOJeihJ7GNUOiGyUu+mkZjkqaJlb2WPspkFO+/W83:lmHm7oFfTu+DZgtOWUpGt

Score
10/10
cobaltstrike100000backdoorpyinstallertrojanupx

Malware Config

Extracted

Family

cobaltstrike

Botnet

100000

C2

http://121.36.230.220:1433/mp/getapp/msgext

Attributes
  • access_type

    512

  • host

    121.36.230.220,/mp/getapp/msgext

  • http_header1

    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

  • http_header2

    AAAACgAAAI9BY2NlcHQ6IHRleHQvaHRtbCxhcHBsaWNhdGlvbi94aHRtbCt4bWwsYXBwbGljYXRpb24veG1sO3E9MC45LGltYWdlL2F2aWYsaW1hZ2Uvd2VicCxpbWFnZS9hcG5nLCovKjtxPTAuOCxhcHBsaWNhdGlvbi9zaWduZWQtZXhjaGFuZ2U7dj1iMztxPTAuOQAAAAoAAAAfQWNjZXB0LUxhbmd1YWdlOiB6aC1DTix6aDtxPTAuOQAAAAoAAAAeQWNjZXB0LUVuY29kaW5nOiBnemlwLCBkZWZsYXRlAAAACgAAAC9Db250ZW50LVR5cGU6IGFwcGxpY2F0aW9uL3gtd3d3LWZvcm0tdXJsZW5jb2RlZAAAAAoAAAAhUmVmZXJlcjogaHR0cDovL21wLndlaXhpbi5xcS5jb20vAAAABwAAAAAAAAADAAAAAgAAAAVNWU16egAAAAYAAAAMWC1XZWNoYXQtVWluAAAABwAAAAEAAAADAAAAAgAAAAhNTWRhdGE9QQAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=

  • http_method1

    GET

  • http_method2

    POST

  • jitter

    9472

  • polling_time

    5000

  • port_number

    1433

  • sc_process32

    %windir%\syswow64\gpupdate.exe

  • sc_process64

    %windir%\sysnative\gpupdate.exe

  • state_machine

    MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCFuKYQt1zNXFqCdxN+bU8dNSNp4sOpNTjHqGGpTaKDTeq1XYdsr0D/D+jxTBDSbrZNRFlpYch0PII1QMy1ptYfAeX5tblsjgLIkuPE6gPNc6XzoXkJe3kPsP00ZUy18cWH+cmm8XMoEf5Vul5KRg/hXvsr5L5vKzVUi1py/JDGowIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • 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

      335d2147d98401bc9b9f8e7cd765513a58ee643624ea5fc6bc12ba7173681432

    • Size

      4.4MB

    • MD5

      32d056a2aa49444e85234ed0fab81cdb

    • SHA1

      c9e154ce4f6d12980d1aa4d7ba7e3b447bfa6626

    • SHA256

      335d2147d98401bc9b9f8e7cd765513a58ee643624ea5fc6bc12ba7173681432

    • SHA512

      69e24b858b88abeb2ad800ef916d198c7bb9d2ae2cbb398851ae2ae2316923a93e7f50ca7a73dcefba5da932c8c98b9780876b7e5bd0862c6058204d1bd8cc84

    • SSDEEP

      98304:lR+MuHOJeihJ7GNUOiGyUu+mkZjkqaJlb2WPspkFO+/W83:lmHm7oFfTu+DZgtOWUpGt

    Score
    10/10
    upxcobaltstrike100000backdoortrojan

    • Cobaltstrike

      Detected malicious payload which is part of Cobaltstrike.

      trojanbackdoorcobaltstrike

    • Loads dropped DLL

    • UPX packed file

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

      upx
    behavioral1behavioral2

MITRE ATT&CK Matrix

Tasks