Analysis

  • max time kernel
    4294211s
  • max time network
    158s
  • platform
    windows7_x64
  • resource
    win7-20220311-en
  • submitted
    14-03-2022 18:16

General

  • Target

    e799b81c83620b694008c17920b0164a01ffa098692b4c39ce863b184d1b6a6d.ps1

  • Size

    342KB

  • MD5

    8d64bab7102ee572a87f7cbb1010d5da

  • SHA1

    8291e5fa58a98b90d54599b3d95a105370fc309f

  • SHA256

    e799b81c83620b694008c17920b0164a01ffa098692b4c39ce863b184d1b6a6d

  • SHA512

    98efd1b7082578ba737c16cf1f5cc386afde154624163da1fb512fb454a26e2e3db9ce8dad5dc2431d9267fca39fa8e21cda49850405dc2b00238dea2ce41afc

Malware Config

Extracted

Family

cobaltstrike

Botnet

1359593325

C2

http://121.41.5.88:80/activity

Attributes
  • access_type

    512

  • host

    121.41.5.88,/activity

  • 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

    MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDDFhG7zFbEfL7qMjnq9LQfCjR1f7Qs36QMFoJYyLsWfhntgwjTgSmqr5Kb3e05wdBmPqrup4S/hdBGLzLV1LwawEpNG+vW0FcJXMTNairlb12YASKHkCg8SDoUpMCxaFsNHbKy+AOVn6mvcgpKFz04uaKkw9ETZLE/cNXDU3BwzQIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • unknown1

    4096

  • unknown2

    AAAABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • uri

    /submit.php

  • user_agent

    Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; Trident/5.0; MANM)

  • watermark

    1359593325

Extracted

Family

cobaltstrike

Botnet

0

Attributes
  • watermark

    0

Signatures

  • Cobaltstrike

    Detected malicious payload which is part of Cobaltstrike.

  • Blocklisted process makes network request 6 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\e799b81c83620b694008c17920b0164a01ffa098692b4c39ce863b184d1b6a6d.ps1
    1⤵
    • Blocklisted process makes network request
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1908

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1908-54-0x000007FEFBCB1000-0x000007FEFBCB3000-memory.dmp
    Filesize

    8KB

  • memory/1908-55-0x000007FEF2EA0000-0x000007FEF39FD000-memory.dmp
    Filesize

    11.4MB

  • memory/1908-56-0x000007FEF5310000-0x000007FEF5CAD000-memory.dmp
    Filesize

    9.6MB

  • memory/1908-58-0x000000001B760000-0x000000001BA5F000-memory.dmp
    Filesize

    3.0MB

  • memory/1908-57-0x00000000028F0000-0x00000000028F2000-memory.dmp
    Filesize

    8KB

  • memory/1908-59-0x000007FEF5310000-0x000007FEF5CAD000-memory.dmp
    Filesize

    9.6MB

  • memory/1908-60-0x00000000028FB000-0x000000000291A000-memory.dmp
    Filesize

    124KB

  • memory/1908-61-0x00000000028F2000-0x00000000028F4000-memory.dmp
    Filesize

    8KB

  • memory/1908-62-0x00000000028F4000-0x00000000028F7000-memory.dmp
    Filesize

    12KB

  • memory/1908-63-0x0000000002660000-0x00000000026A0000-memory.dmp
    Filesize

    256KB

  • memory/1908-64-0x00000000026A0000-0x00000000026ED000-memory.dmp
    Filesize

    308KB