Overview

overview

10

Static

static

8

Invoice453891.xlsm

windows7_x64

10

Invoice453891.xlsm

windows10_x64

10

Sharing

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General

  • Target

    Invoice453891.xlsm

  • Size

    86KB

  • Sample

    210823-hg4fzeefws

  • MD5

    9ef60e9f0364cfc381fe5c870e9e10f0

  • SHA1

    67173558f554be3acd49292c4614aa5ee81ecfa3

  • SHA256

    0e37b2666933d637c97224ff505132118838c2889d1aa3ed385817badd17d1b2

  • SHA512

    3603ac6e154637d808ec254b5cbb23f97e994538a3a35305ec4ac9b1a0606717a8e4b45e59d8677753e1bacac45b79baa18fee428118b68b23bdc6fde559acf5

Score
10/10
cobaltstrikemetasploit0backdoormacrotrojan

Malware Config

Extracted

Family

metasploit

Version

windows/download_exec

C2

http://5.8.18.118:45500/pSXA

Attributes
  • headers User-Agent: Mozilla/5.0 (Windows NT 6.1; Trident/7.0; rv:11.0) like Gecko

Extracted

Family

cobaltstrike

Botnet

0

C2

http://5.8.18.118:45500/match

Attributes
  • access_type

    512

  • host

    5.8.18.118,/match

  • http_header1

    AAAABwAAAAAAAAADAAAABgAAAAZDb29raWUAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=

  • http_header2

    AAAACgAAACZDb250ZW50LVR5cGU6IGFwcGxpY2F0aW9uL29jdGV0LXN0cmVhbQAAAAcAAAAAAAAABQAAAAJpZAAAAAcAAAABAAAABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=

  • http_method1

    GET

  • http_method2

    POST

  • polling_time

    60000

  • port_number

    45500

  • sc_process32

    %windir%\syswow64\rundll32.exe

  • sc_process64

    %windir%\sysnative\rundll32.exe

  • state_machine

    MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCnOM3nXx+7HBhkbDd+AwFrFisSunK999w2tM0uTpuuEiBalcJhcL+QgQWtf6S7zPp5hjImG+2YcPl18geU4f5JlSPXHwilbK4DFb/ePWyKFjhrA7emVRqhM21QMlo1ANsn14rY/RO2pzuft8P7TXoIjjI/B2GGVuzYNZX6X4I2EwIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • unknown1

    4096

  • unknown2

    AAAABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • uri

    /submit.php

  • user_agent

    Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.0; Trident/5.0; BOIE9;ENUS)

  • watermark

    0

Targets

    • Target

      Invoice453891.xlsm

    • Size

      86KB

    • MD5

      9ef60e9f0364cfc381fe5c870e9e10f0

    • SHA1

      67173558f554be3acd49292c4614aa5ee81ecfa3

    • SHA256

      0e37b2666933d637c97224ff505132118838c2889d1aa3ed385817badd17d1b2

    • SHA512

      3603ac6e154637d808ec254b5cbb23f97e994538a3a35305ec4ac9b1a0606717a8e4b45e59d8677753e1bacac45b79baa18fee428118b68b23bdc6fde559acf5

    Score
    10/10
    cobaltstrikemetasploit0backdoortrojan

    • Cobaltstrike

      Detected malicious payload which is part of Cobaltstrike.

      trojanbackdoorcobaltstrike

    • MetaSploit

      Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

      trojanbackdoormetasploit

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Loads dropped DLL

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks