Overview

overview

10

Static

static

10

download.dll

windows10-2004-x64

3

download.dll

windows11-21h2-x64

3

Sharing

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General

  • Target
    download.exe
  • Size 204KB
  • Sample260414-tghpsaay81
  • SHA256 1bb5cd3d2767b7cad2bf62cd03bd88a5269a20355895fde79d9069a9e0630960
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
305419896trojanbackdoorcobaltstrike

Malware Config

Extracted

Family

  • cobaltstrike

Botnet

  • 305419896

C2

  • http://update.baohoety.com:443/list/hx28/update/config.php

Attributes
  • access_type

    512

  • beacon_type

    2048

  • host

    update.baohoety.com,/list/hx28/update/config.php

  • http_header1

    AAAAEAAAABlIb3N0OiB1cGRhdGUuYmFvaG9ldHkuY29tAAAACgAAABFDb25uZWN0aW9uOiBjbG9zZQAAAAcAAAAAAAAADwAAAA0AAAAMAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • http_header2

    AAAAEAAAABlIb3N0OiB1cGRhdGUuYmFvaG9ldHkuY29tAAAACgAAABFDb25uZWN0aW9uOiBjbG9zZQAAAAoAAAAnT3JpZ2luOiBodHRwOi8vdXBkYXRlLmJhb2hvZXR5LmNvbS5pbmZvAAAACgAAAC9Db250ZW50LVR5cGU6IGFwcGxpY2F0aW9uL3gtd3d3LWZvcm0tdXJsZW5jb2RlZAAAAAoAAAALQWNjZXB0OiAqLyoAAAAKAAAAFkFjY2VwdC1MYW5ndWFnZTogZW4tVVMAAAAHAAAAAAAAAA8AAAANAAAADAAAAAcAAAABAAAADwAAAA0AAAAEAAAAAAAAAA==

  • http_method1

    GET

  • http_method2

    POST

  • jitter

    5120

  • maxdns

    255

  • polling_time

    300000

  • port_number

    443

  • sc_process32

    %windir%\syswow64\mmc.exe

  • sc_process64

    %windir%\sysnative\mmc.exe

  • state_machine

    MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC9UNlAqcn7dqwO6xkALv1xoJwthwZERhSJRgnvxbGxbAwtZgA9qFi3945CNs+DqkSO6epiLZnz0PIDOCS5VhjrnpJ6bt+97Uya8fg07n0my7cIyvVp/pcAwwj5uiJHQneuf19y7cLjoQFoVsUcHBAMJcQZRCeEUDEOjDeLy6IW3QIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • unknown1

    1.532302592e+09

  • unknown2

    AAAABAAAAA0AAAAPAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • uri

    /List/hx29/update/config.php

  • user_agent

    Chrome/68.0.3541.756 Safari/547.38

  • watermark

    305419896

Signatures

  • Family: Cobaltstrike

    Detected malicious payload which is part of Cobaltstrike.

    trojanbackdoorcobaltstrike
  • Unsigned PE 1 IoCs

    Checks for missing Authenticode signature.

File Explorer

  • download.exe
    .dll 204KB

download.exe

  • IMPHASH 987470af5147b691aed3c2bf3a2ffe82
  • SHA256 1bb5cd3d2767b7cad2bf62cd03bd88a5269a20355895fde79d9069a9e0630960
  • MD5 SHA1 SHA512 SSDEEP TLSH
windows:5windowsx86arch:x86

  • Unsigned PE

    Checks for missing Authenticode signature.

Minor OS version
0
Major OS version
5
Entry point
89512
Magic Number
267
Subsystem
IMAGE_SUBSYSTEM_WINDOWS_GUI
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_32BIT_MACHINE IMAGE_FILE_DLL IMAGE_FILE_BYTES_REVERSED_HI
PDB paths