Overview

overview

10

Static

static

3

tmp4jlpc910.dll

windows7-x64

3

tmp4jlpc910.dll

windows10-2004-x64

10

Analysis

  • max time kernel
    141s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/08/2023, 06:27

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General

  • Target

    tmp4jlpc910.dll

  • Size

    485KB

  • MD5

    6e5f4de59e4ca104678b500da2cfbbd8

  • SHA1

    062300e4501aa30ad957a44d7736a46887f779f6

  • SHA256

    b06cae36931a3216f8532133bd59cf0d2fcadb70476ad0e1299e8b6c72005067

  • SHA512

    b1e7185a3dd9d76930698e8189b0c3c5e5b8eeeaec5168a390bb872fb2765881e8bb1d5c395473da48539d2a59e6ea4949f18d7669a12a2709d8af07731adae3

  • SSDEEP

    6144:G/XwV2//vogJ9rQGv9l1iBJUYkqstNTsCWssb9r3Jk4B0Xzi/TcMT+tXVcKVEW+M:GI0PjtpQUBs7sgZks0XLMT6B31

Score
10/10
cobaltstrike0426352781backdoortrojan

Malware Config

Extracted

Family

cobaltstrike

Botnet

426352781

C2

http://94.156.102.200:443/ptj

Attributes
  • access_type

    512

  • beacon_type

    2048

  • host

    94.156.102.200,/ptj

  • http_header1

    AAAABwAAAAAAAAADAAAABgAAAAZDb29raWUAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=

  • http_header2

    AAAACgAAACZDb250ZW50LVR5cGU6IGFwcGxpY2F0aW9uL29jdGV0LXN0cmVhbQAAAAcAAAAAAAAABQAAAAJpZAAAAAcAAAABAAAABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=

  • http_method1

    GET

  • http_method2

    POST

  • polling_time

    60000

  • port_number

    443

  • sc_process32

    %windir%\syswow64\rundll32.exe

  • sc_process64

    %windir%\sysnative\rundll32.exe

  • state_machine

    MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCyp4Auh0XrBqDqfGGHIdYUpftKpVejgbXJL1B/pTMeNHeuS0ErmVLCm9w38LY9KVD1kouY6ILEjPmw+816BMsmysFcg2oNtXMy+iQ7FdCoNTn3fFf22ERotPOBVuzIu9OewYneHvfxKTrivBfzRroRsOUEYELucytBSCriDLnLQwIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • unknown1

    4096

  • unknown2

    AAAABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • uri

    /submit.php

  • user_agent

    Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; WOW64; Trident/5.0; yie9)

  • watermark

    426352781

Extracted

Family

cobaltstrike

Botnet

0

Attributes
  • watermark

    0

Signatures

  • Cobaltstrike

    Detected malicious payload which is part of Cobaltstrike.

    trojanbackdoorcobaltstrike
  • Blocklisted process makes network request 4 IoCs
  • Deletes itself 1 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\tmp4jlpc910.dll,#1
    1⤵
    • Blocklisted process makes network request
    • Deletes itself
    • Suspicious behavior: RenamesItself
    PID:4432

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/4432-0-0x0000025383F50000-0x0000025383FB8000-memory.dmp

    Filesize

    416KB

    Download

  • memory/4432-1-0x0000025383FC0000-0x000002538400E000-memory.dmp

    Filesize

    312KB

    Download

  • memory/4432-4-0x00007FFD335B0000-0x00007FFD33636000-memory.dmp

    Filesize

    536KB

    Download

  • memory/4432-5-0x0000025383FC0000-0x000002538400E000-memory.dmp

    Filesize

    312KB

    Download