Overview

overview

10

Static

static

3

sangfor.exe

windows7-x64

10

sangfor.exe

windows10-2004-x64

10

Resubmissions

21-07-2023 02:00

230721-cfdwrsbf69 10

Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
  • submitted
    21-07-2023 02:00

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General

  • Target

    sangfor.exe

  • Size

    281KB

  • MD5

    8686f8c17163f19fee9d69582b2b0d36

  • SHA1

    94cf706d0ac05e966d67db3fc6133092cead7ed7

  • SHA256

    054ae2452bacb560cd1849839e738389325cd941a4416e9ce08f3e3bac6a68ca

  • SHA512

    889af21a7d9e90c0d6438875e7e0bc98557585189b9345c6825a2b6d962f745f258f0b3957dba09ed87cc9a1405bb666ae31ae79f7662b4c61bcbbfbb93ee19b

  • SSDEEP

    6144:nC1nghhuz8TfDh1EMmlRmO5TKfuBc78hpElmGqXk9Dvw+CBcfJuSUxAqhgf:5h/T7k3LIfuBc78Elj979JjUxaf

Score
10/10
cobaltstrike666666backdoortrojan

Malware Config

Extracted

Family

cobaltstrike

Botnet

666666

C2

http://service-4yorw5on-1310046338.bj.apigw.tencentcs.com:443/s

Attributes
  • access_type

    512

  • beacon_type

    2048

  • host

    service-4yorw5on-1310046338.bj.apigw.tencentcs.com,/s

  • http_header1

    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

  • http_header2

    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

  • http_method1

    GET

  • http_method2

    POST

  • jitter

    11008

  • polling_time

    50000

  • port_number

    443

  • sc_process32

    %windir%\syswow64\rundll32.exe

  • sc_process64

    %windir%\sysnative\rundll32.exe

  • state_machine

    MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDASkBNxG937VYrqwDEI9Euaiu9pUK1HLNs3B4Qa3+oKUB98PXvBfNj0L15dIarQ4YidB59FjJU9/PJF/BX9iC0FR7bsusvJW0UBMC/ly6mLUCinPlgsL8eKdPvkgY/zCizjCeHe3WCneCs0HgJ2P41eOK48eTgWvM8IABrDQP+uwIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • unknown1

    1.868436736e+09

  • unknown2

    AAAABAAAAAEAAAXVAAAAAgAAA0IAAAADAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • uri

    /S

  • user_agent

    Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/96.0.4664.110 Safari/537.36

  • watermark

    666666

Signatures

  • Cobaltstrike

    Detected malicious payload which is part of Cobaltstrike.

    trojanbackdoorcobaltstrike
  • Modifies system certificate store 2 TTPs 2 IoCs
    evasionspywaretrojan

Processes

  • C:\Users\Admin\AppData\Local\Temp\sangfor.exe
    "C:\Users\Admin\AppData\Local\Temp\sangfor.exe"
    1⤵
    • Modifies system certificate store
    PID:1108

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/1108-54-0x0000000000550000-0x0000000000591000-memory.dmp
    Filesize

    260KB

    Download
  • memory/1108-55-0x00000000005A0000-0x00000000005EF000-memory.dmp
    Filesize

    316KB

    Download
  • memory/1108-56-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

    Download
  • memory/1108-57-0x00000000005A0000-0x00000000005EF000-memory.dmp
    Filesize

    316KB

    Download