Overview

overview

10

Static

static

3

f2e55046e1...de.dll

windows7-x64

10

f2e55046e1...de.dll

windows10-2004-x64

10

Analysis

  • max time kernel
    249s
  • max time network
    250s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-06-2024 15:05

Sharing

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General

  • Target

    f2e55046e1f929223e14f3c9e88f5b550bb0d1b30ee876e84a6dfd4b4c9ac4de.dll

  • Size

    539KB

  • MD5

    a2452391e7f17d4006d1d38b6160e68c

  • SHA1

    c82df6f3f8fc8048acf41f3cf5d7ecc1b54fe2d8

  • SHA256

    f2e55046e1f929223e14f3c9e88f5b550bb0d1b30ee876e84a6dfd4b4c9ac4de

  • SHA512

    f348428a705deecc0051723b934db44cb2a99e3da0456c8b0e0040f159549b4e70565675cf45c6c034b719f6678e6cd67e96183b8098730421c43f12437161cf

  • SSDEEP

    12288:E1TLY9/cIKhpyFfIsd59w51AK/gU8VL8HdFonf:OT09/cI8pyTJkT/gU8tn

Score
10/10
cobaltstrike1580103824backdoortrojan

Malware Config

Extracted

Family

cobaltstrike

Botnet

1580103824

C2

http://68.233.238.123:80/gv

Attributes
  • access_type

    512

  • host

    68.233.238.123,/gv

  • http_header1

    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

  • http_header2

    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

  • http_method1

    GET

  • http_method2

    POST

  • jitter

    9984

  • polling_time

    59087

  • port_number

    80

  • sc_process32

    %windir%\syswow64\runonce.exe

  • sc_process64

    %windir%\sysnative\runonce.exe

  • state_machine

    MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCnCZHWnYFqYB/6gJdkc4MPDTtBJ20nkEAd3tsY4tPKs8MV4yIjJb5CtlrbKHjzP1oD/1AQsj6EKlEMFIKtakLx5+VybrMYE+dDdkDteHmVX0AeFyw001FyQVlt1B+OSNPRscKI5sh1L/ZdwnrMy6S6nNbQ5N5hls6k2kgNO5nQ7QIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • unknown1

    6.1158912e+08

  • unknown2

    AAAABAAAAAIAAAJYAAAAAwAAAAMAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • uri

    /btn_bg

  • user_agent

    Mozilla/5.0 (Linux; Android 8.0.0; SM-G960F Build/R16NW) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/62.0.3202

  • watermark

    1580103824

Signatures

  • Cobaltstrike

    Detected malicious payload which is part of Cobaltstrike.

    trojanbackdoorcobaltstrike
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\f2e55046e1f929223e14f3c9e88f5b550bb0d1b30ee876e84a6dfd4b4c9ac4de.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4860
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\f2e55046e1f929223e14f3c9e88f5b550bb0d1b30ee876e84a6dfd4b4c9ac4de.dll
      2⤵
        PID:2312

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2312-0-0x0000000002310000-0x0000000002391000-memory.dmp

      Filesize

      516KB

      Download

    • memory/2312-1-0x0000000000A00000-0x0000000000A34000-memory.dmp

      Filesize

      208KB

      Download

    • memory/2312-2-0x0000000002310000-0x0000000002391000-memory.dmp

      Filesize

      516KB

      Download

    • memory/2312-3-0x0000000000A00000-0x0000000000A34000-memory.dmp

      Filesize

      208KB

      Download