Overview

overview

10

Static

static

3

1.exe

windows7-x64

10

1.exe

windows10-2004-x64

10

2.exe

windows7-x64

10

2.exe

windows10-2004-x64

10

3.exe

windows7-x64

10

3.exe

windows10-2004-x64

10

4.exe

windows7-x64

10

4.exe

windows10-2004-x64

1

5.exe

windows7-x64

10

5.exe

windows10-2004-x64

10

6.exe

windows7-x64

10

6.exe

windows10-2004-x64

10

7.exe

windows7-x64

10

7.exe

windows10-2004-x64

10

8.exe

windows7-x64

10

8.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    135s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    10-09-2023 09:11

Sharing

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Report Analysis Logs

General

  • Target

    6.exe

  • Size

    1.8MB

  • MD5

    164d9e2f7c9678befdea0d7691a121c4

  • SHA1

    0b26377b3c9f67ca0e4a9ec8126faa24a67616ff

  • SHA256

    c8e6e1b5ee8bc766818d179fecf529b179d4bb488bf9cb11fea6c004fc3c2842

  • SHA512

    73d21a28d0877bf2d046270e8eb9702f801baa879a30015049be833445d7f961c729e1299fa728e60cbffb0c3d4d7d6d72a81bbc7e31f3de98e99972ba9d9e6b

  • SSDEEP

    24576:Q+OrBnEQvhduAxa59cRKCX8bxCF9n72v03mHsX/Ox5fR:crBLvaEn5iv0QfR

Score
10/10
cobaltstrike100000000backdoortrojan

Malware Config

Extracted

Family

cobaltstrike

Botnet

100000000

C2

http://service-bbkjcqhv-1307700818.sh.apigw.tencentcs.com:443/en_US/all.js

Attributes
  • access_type

    512

  • beacon_type

    2048

  • host

    service-bbkjcqhv-1307700818.sh.apigw.tencentcs.com,/en_US/all.js

  • http_header1

    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

  • http_header2

    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

  • http_method1

    GET

  • http_method2

    POST

  • jitter

    7680

  • polling_time

    5000

  • port_number

    443

  • sc_process32

    %windir%\syswow64\rundll32.exe

  • sc_process64

    %windir%\sysnative\rundll32.exe

  • state_machine

    MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCWYBRCUGvl4lXrbWXhkeLf6EP41z+Q+3ga/YbLo8ce43czRLAnA5pTxbMQJn79lCuz1g3OuyOGrukoqj+pxI6gZMNfLlI57ElYVUQQ+KoHuGuzI2rVFUkgpwHtwmQxY3viCi1SDCBe89QfiM2PU8d7aeK1loQCK4krNiaqPCXhGQIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • unknown1

    1.481970944e+09

  • unknown2

    AAAABAAAAAMAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • uri

    /Login.php

  • user_agent

    Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/90.0.4430.212 Safari/537.36

  • watermark

    100000000

Signatures

  • Cobaltstrike

    Detected malicious payload which is part of Cobaltstrike.

    trojanbackdoorcobaltstrike
  • Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6.exe
    "C:\Users\Admin\AppData\Local\Temp\6.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    PID:2204

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/2204-0-0x0000000000790000-0x00000000007D1000-memory.dmp
    Filesize

    260KB

    Download
  • memory/2204-1-0x0000000047E40000-0x0000000047E8F000-memory.dmp
    Filesize

    316KB

    Download
  • memory/2204-2-0x0000000000790000-0x00000000007D1000-memory.dmp
    Filesize

    260KB

    Download
  • memory/2204-3-0x0000000047E40000-0x0000000047E8F000-memory.dmp
    Filesize

    316KB

    Download