Analysis

  • max time kernel
    136s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7-20231020-en
  • resource tags

    arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
  • submitted
    22-10-2023 11:49

General

  • Target

    payload.ps1

  • Size

    3KB

  • MD5

    8da5f9fd40e27ead70101dfc32694137

  • SHA1

    8a0d2a9a764b2b49792675d445f1a020d9f06c89

  • SHA256

    70b163b51cc2eb395fe23a7689c91aebb9513c6b950ebff15cabdb89e128dbd9

  • SHA512

    0e5d7bac0c19425e169d66bb2d0fafd3d72fe1650c70a86682f655a2b19d82ed65d46c8512fabc0f164e35d24988db4a60ed8ece4c701b860b6e0de37ab3d8dd

Malware Config

Extracted

Family

cobaltstrike

C2

http://118.25.18.151:80/jj6S

Attributes
  • user_agent

    User-Agent: Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.1; Trident/4.0; InfoPath.2; .NET CLR 2.0.50727)

Extracted

Family

cobaltstrike

Botnet

100000

C2

http://118.25.18.151:80/fwlink

Attributes
  • access_type

    512

  • host

    118.25.18.151,/fwlink

  • http_header1

    AAAABwAAAAAAAAADAAAABgAAAAZDb29raWUAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=

  • http_header2

    AAAACgAAACZDb250ZW50LVR5cGU6IGFwcGxpY2F0aW9uL29jdGV0LXN0cmVhbQAAAAcAAAAAAAAABQAAAAJpZAAAAAcAAAABAAAABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=

  • http_method1

    GET

  • http_method2

    POST

  • polling_time

    60000

  • port_number

    80

  • sc_process32

    %windir%\syswow64\rundll32.exe

  • sc_process64

    %windir%\sysnative\rundll32.exe

  • state_machine

    MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCJ4th1Ky+6GMgff3OVHA/3iK2RRa2eR079bSRfzGnhKGJL1275jkymmo9U2uzap5XJ8mU97zwN1HAF1UGNyyVRByT5/v5YD5GZRWePbdnB4EJhuyOQahNvN2yvgXJbx/JmzeL/NNjKoqYN0agry82gOQmgUvoO0f0czjnaAmZBjQIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • unknown1

    4096

  • unknown2

    AAAABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • uri

    /submit.php

  • user_agent

    Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.2; Trident/4.0; .NET CLR 2.0.50727)

  • watermark

    100000

Extracted

Family

cobaltstrike

Botnet

0

Attributes
  • watermark

    0

Signatures

  • Cobaltstrike

    Detected malicious payload which is part of Cobaltstrike.

  • Blocklisted process makes network request 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\payload.ps1
    1⤵
    • Blocklisted process makes network request
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2508

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2508-4-0x000000001B350000-0x000000001B632000-memory.dmp

    Filesize

    2.9MB

  • memory/2508-6-0x000007FEF54C0000-0x000007FEF5E5D000-memory.dmp

    Filesize

    9.6MB

  • memory/2508-5-0x0000000002470000-0x0000000002478000-memory.dmp

    Filesize

    32KB

  • memory/2508-7-0x000007FEF54C0000-0x000007FEF5E5D000-memory.dmp

    Filesize

    9.6MB

  • memory/2508-8-0x00000000026D0000-0x0000000002750000-memory.dmp

    Filesize

    512KB

  • memory/2508-9-0x00000000026D0000-0x0000000002750000-memory.dmp

    Filesize

    512KB

  • memory/2508-10-0x00000000026D0000-0x0000000002750000-memory.dmp

    Filesize

    512KB

  • memory/2508-11-0x00000000026D0000-0x0000000002750000-memory.dmp

    Filesize

    512KB

  • memory/2508-12-0x0000000002680000-0x0000000002681000-memory.dmp

    Filesize

    4KB

  • memory/2508-13-0x000000001D060000-0x000000001D460000-memory.dmp

    Filesize

    4.0MB

  • memory/2508-14-0x0000000002760000-0x00000000027AF000-memory.dmp

    Filesize

    316KB

  • memory/2508-15-0x000007FEF54C0000-0x000007FEF5E5D000-memory.dmp

    Filesize

    9.6MB

  • memory/2508-16-0x00000000026D0000-0x0000000002750000-memory.dmp

    Filesize

    512KB

  • memory/2508-17-0x00000000026D0000-0x0000000002750000-memory.dmp

    Filesize

    512KB

  • memory/2508-18-0x00000000026D0000-0x0000000002750000-memory.dmp

    Filesize

    512KB

  • memory/2508-19-0x0000000002760000-0x00000000027AF000-memory.dmp

    Filesize

    316KB