Overview

overview

10

Static

static

ed89687fb1...77.exe

windows7_x64

10

ed89687fb1...77.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    ed89687fb1cf814248a1ddbf71a59debcbab78baad916199f95aff960ef7df77

  • Size

    18.8MB

  • Sample

    220708-y35hwsfddn

  • MD5

    b10b89d74fc2a229b6bfec1ffc9bfd58

  • SHA1

    ceafab7ef62186130319856ea13f9abab441f404

  • SHA256

    ed89687fb1cf814248a1ddbf71a59debcbab78baad916199f95aff960ef7df77

  • SHA512

    e17b73fc55655e636c45da56e3d44d84511b15c05f16498d60dc66d9bf959e7a08f15ab8a93144db43e2d3bd934a2e62070d628999b779a692322a0893199d51

Score
10/10
cobaltstrike0backdoortrojan

Malware Config

Extracted

Family

cobaltstrike

Botnet

0

C2

http://45.158.34.4:3333/updates.rss

Attributes
  • access_type

    512

  • host

    45.158.34.4,/updates.rss

  • http_header1

    AAAABwAAAAAAAAADAAAABgAAAAZDb29raWUAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • http_header2

    AAAACgAAACZDb250ZW50LVR5cGU6IGFwcGxpY2F0aW9uL29jdGV0LXN0cmVhbQAAAAcAAAAAAAAABQAAAAJpZAAAAAcAAAABAAAABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • http_method1

    GET

  • http_method2

    POST

  • maxdns

    255

  • polling_time

    60000

  • port_number

    3333

  • sc_process32

    %windir%\syswow64\rundll32.exe

  • sc_process64

    %windir%\sysnative\rundll32.exe

  • state_machine

    MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC0LOHj9EjO5Z4KeaJZ6CMEDBaj51k0j3QNJJarlrcvVIrg0AVNZMsNp1AqgA/F56eUHpUpEu0q8bNSWa+iGRx8jY42Qk8TPBxLMh+g6xZHYNMPuCjA1wC9J8j0AtT1VrzLPkoMUapG2j1jSL60EINLtDWxiFfwiva+PPfG8kaqcQIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • unknown1

    4096

  • unknown2

    AAAABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • uri

    /submit.php

  • user_agent

    Mozilla/5.0 (compatible; MSIE 10.0; Windows NT 6.2; WOW64; Trident/6.0; Touch; MALCJS)

  • watermark

    0

Targets

    • Target

      ed89687fb1cf814248a1ddbf71a59debcbab78baad916199f95aff960ef7df77

    • Size

      18.8MB

    • MD5

      b10b89d74fc2a229b6bfec1ffc9bfd58

    • SHA1

      ceafab7ef62186130319856ea13f9abab441f404

    • SHA256

      ed89687fb1cf814248a1ddbf71a59debcbab78baad916199f95aff960ef7df77

    • SHA512

      e17b73fc55655e636c45da56e3d44d84511b15c05f16498d60dc66d9bf959e7a08f15ab8a93144db43e2d3bd934a2e62070d628999b779a692322a0893199d51

    Score
    10/10
    cobaltstrike0backdoortrojan

    • Cobaltstrike

      Detected malicious payload which is part of Cobaltstrike.

      trojanbackdoorcobaltstrike

    • Executes dropped EXE

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Loads dropped DLL

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks