Overview

overview

10

Static

static

3

acfbe84c4b...7e.exe

windows7-x64

10

acfbe84c4b...7e.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20231023-en
  • resource tags

    arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
  • submitted
    26-10-2023 02:02

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General

  • Target

    acfbe84c4bcdfe208d280c9db94e2aff60c1595bba639d7dac38ec7d6798e77e.exe

  • Size

    111KB

  • MD5

    a2af9bea03d950d5879c353b80535e17

  • SHA1

    e9aa8181455e0631ffc2dfde8d8cc04829e97b27

  • SHA256

    acfbe84c4bcdfe208d280c9db94e2aff60c1595bba639d7dac38ec7d6798e77e

  • SHA512

    eb6a3d17a26e19a5db54e511ed8de54868f5fc7a00067bd4dfce07effd64e342ff287b545aa025414bbc2eeb0b26dee6ef769e4ea2c7a88aa09bc694b8038ae6

  • SSDEEP

    1536:sNL143REHEgr2SI4z60+8XwQbao4B/Q5cu:sNZ4hEHV2SfXW/Mr

Score
10/10
cobaltstrikemetasploit674054486backdoortrojan

Malware Config

Extracted

Family

metasploit

Version

windows/download_exec

C2

http://acornservices.org:443/clientlibs/communities.gif

Extracted

Family

cobaltstrike

Botnet

674054486

C2

http://acornservices.org:443/ex4600.html

Attributes
  • access_type

    512

  • beacon_type

    2048

  • host

    acornservices.org,/ex4600.html

  • http_header1

    AAAACgAAABFDb25uZWN0aW9uOiBjbG9zZQAAAAcAAAAAAAAACwAAAAMAAAACAAAACnRpY29udGVudD0AAAAGAAAABkNvb2tpZQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=

  • http_header2

    AAAACgAAABFDb25uZWN0aW9uOiBjbG9zZQAAAAoAAAAYQ29udGVudC1UeXBlOiB0ZXh0L3BsYWluAAAABwAAAAEAAAAPAAAAAwAAAAQAAAAHAAAAAAAAAAMAAAACAAAADl9fc2Vzc2lvbl9faWQ9AAAABgAAAAZDb29raWUAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=

  • http_method1

    GET

  • http_method2

    POST

  • jitter

    9472

  • polling_time

    64637

  • port_number

    443

  • sc_process32

    %windir%\syswow64\regsvr32.exe

  • sc_process64

    %windir%\sysnative\regsvr32.exe

  • state_machine

    MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCT77Wi1kuUM67NVc1wSwTRzc5BU6i5WGBgSBepNDgrU7wFTWcgwK/PgSqhjGjG7SGzsaXgIZAdztNliGkbVvvk00KJO9MYvI2cLZVTlYzX3iFxRJvCSfbgiNNv22kdNA0kweeXXdkIc4jkR9ql128zLbkiX7AnAFtPrscJ7UDciQIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • unknown1

    3.048090112e+09

  • unknown2

    AAAABAAAAAIAAAQJAAAAAwAAAAgAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • uri

    /content-service-provider

  • user_agent

    Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/109.0.0.0 Safari/537.36

  • watermark

    674054486

Signatures

  • 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
  • Modifies system certificate store 2 TTPs 4 IoCs
    evasionspywaretrojan

Processes

  • C:\Users\Admin\AppData\Local\Temp\acfbe84c4bcdfe208d280c9db94e2aff60c1595bba639d7dac38ec7d6798e77e.exe
    "C:\Users\Admin\AppData\Local\Temp\acfbe84c4bcdfe208d280c9db94e2aff60c1595bba639d7dac38ec7d6798e77e.exe"
    1⤵
    • Modifies system certificate store
    PID:2836

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Modify Registry

1
T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

  • memory/2836-0-0x0000000000400000-0x000000000041F000-memory.dmp
    Filesize

    124KB

    Download
  • memory/2836-1-0x0000000000020000-0x0000000000021000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2836-4-0x00000000038B0000-0x0000000003933000-memory.dmp
    Filesize

    524KB

    Download
  • memory/2836-5-0x0000000003E50000-0x0000000004250000-memory.dmp
    Filesize

    4.0MB

    Download
  • memory/2836-6-0x0000000002270000-0x0000000002272000-memory.dmp
    Filesize

    8KB

    Download
  • memory/2836-8-0x0000000003E50000-0x0000000004250000-memory.dmp
    Filesize

    4.0MB

    Download