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Overview

overview

10

Static

static

3

f0574f5e5b...10.dll

windows7-x64

10

f0574f5e5b...10.dll

windows10-2004-x64

10

Analysis

  • max time kernel
    146s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/08/2024, 01:15

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Report Analysis Logs

General

  • Target

    f0574f5e5b7e3f376afaa3b8b054ce6a858fe7f63a38ba4db4a99a9e25d27110.dll

  • Size

    980KB

  • MD5

    bfb4d267b3028fa2394312b7d7c1adbd

  • SHA1

    5c9f51a0cc75e8414167d709dda07f1ffd9ab4fd

  • SHA256

    f0574f5e5b7e3f376afaa3b8b054ce6a858fe7f63a38ba4db4a99a9e25d27110

  • SHA512

    17ada3dde02b2b60bd6362e8eb5b5095a9169328454c5f6d1e26eaf531db0e147ffb629c6b03b8501b8e252030c85591cae9af2a075f0b75674f873540847799

  • SSDEEP

    24576:3Up/lqb8KlDwObsYYVaK5R7IGllu9gSi:3EIwYG+o

Score
10/10
cobaltstrike391144938backdoortrojan

Malware Config

Extracted

Family

cobaltstrike

Botnet

391144938

C2

http://8.147.132.135:8443/api/x

Attributes
  • access_type

    512

  • beacon_type

    2048

  • host

    8.147.132.135,/api/x

  • http_header1

    AAAACgAAAAtBY2NlcHQ6ICovKgAAAAcAAAAAAAAAAwAAAAIAAAAKU0VTU0lPTklEPQAAAAYAAAAGQ29va2llAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=

  • http_header2

    AAAACgAAAAtBY2NlcHQ6ICovKgAAAAcAAAAAAAAAAwAAAAIAAAAJSlNFU1NJT049AAAABgAAAAZDb29raWUAAAAHAAAAAQAAAAMAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=

  • http_method1

    GET

  • http_method2

    POST

  • polling_time

    3000

  • port_number

    8443

  • sc_process32

    %windir%\syswow64\rundll32.exe

  • sc_process64

    %windir%\sysnative\rundll32.exe

  • state_machine

    MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDH/egwttskGx960y7NV95yZ2twEM6ymFuoLbnKYyLB/mVamSILoOhuNs5bRGZxNo2lsKpXut0Fa35lpEW7qDve4ZRA0269gxpoz1TxQ4RjjcSy9oqT91t0cf+ybOcbo3pzDPBadKncGozUtjB4NbLWbfwTSsg0s223OUxPLb9UOQIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • unknown1

    1.481970944e+09

  • unknown2

    AAAABAAAAAMAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • uri

    /api/y

  • user_agent

    Mozilla/5.0 (compatible; MSIE 8.0; Windows NT 6.1; Trident/5.0)

  • watermark

    391144938

Signatures

  • Cobaltstrike

    Detected malicious payload which is part of Cobaltstrike.

    trojanbackdoorcobaltstrike
  • Blocklisted process makes network request 7 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\f0574f5e5b7e3f376afaa3b8b054ce6a858fe7f63a38ba4db4a99a9e25d27110.dll,#1
    1⤵
    • Blocklisted process makes network request
    PID:3292

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/3292-2-0x0000020A50BF0000-0x0000020A50C42000-memory.dmp

    Filesize

    328KB

    Download

  • memory/3292-1-0x0000020A525C0000-0x0000020A526C0000-memory.dmp

    Filesize

    1024KB

    Download

  • memory/3292-3-0x0000020A50D00000-0x0000020A50D02000-memory.dmp

    Filesize

    8KB

    Download

  • memory/3292-4-0x0000020A525C0000-0x0000020A526C0000-memory.dmp

    Filesize

    1024KB

    Download

  • memory/3292-5-0x0000020A50BF0000-0x0000020A50C42000-memory.dmp

    Filesize

    328KB

    Download