Overview

overview

10

Static

static

10

b3b77f3cea...fc.exe

windows7-x64

10

b3b77f3cea...fc.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    b3b77f3cea0160f59bea3f6ab2e767fc
  • Size 221KB
  • Sample240305-egntgaee89
  • SHA256 11aa5220689c193f7c78f935861f3ce55b842f4bd3c85344a76ceecfbe6a9ede
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
1394017385cobaltstrike

Malware Config

Extracted

Family

  • cobaltstrike

Botnet

  • 1394017385

C2

  • http://164.90.137.196:8080/about

Attributes
  • access_type

    512

  • host

    164.90.137.196,/about

  • http_header1

    AAAACgAAAAtBY2NlcHQ6ICovKgAAABAAAAAUSG9zdDogd3d3LmFkaWVudC5jb20AAAAHAAAAAAAAAAMAAAACAAAABF9nYT0AAAABAAAALk9wdGFub25BbGVydEJveENsb3NlZD0yMDIxLTA4LTEwVDE0OjA4OjExLjk0MFoAAAAGAAAABkNvb2tpZQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=

  • http_header2

    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

  • http_method1

    GET

  • http_method2

    POST

  • jitter

    8960

  • polling_time

    27400

  • port_number

    8080

  • sc_process32

    %windir%\syswow64\svchost.exe -k netsvcs

  • sc_process64

    %windir%\sysnative\svchost.exe -k netsvcs

  • state_machine

    MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCSYDMbXDQmtppL8XJ6dpUPYzn8d62LrqNgrmn4Qn6hpf05jhx0K1ecVb5lgAYMqKwwGfsy8QClphqyN7XVAwfAN96cZwRTOlIcH1b9qsvifhcRu0C02a6NwTMvt0Fdl9Arx1+wbQXAVG81bj9gZRnMrOrSKdEePqlC7RfVZypxaQIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • unknown1

    4096

  • unknown2

    AAAABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • uri

    /careers

  • user_agent

    Mozilla/5.0 (Windows NT 10.0; Trident/7.0; rv:11.0) like Gecko

  • watermark

    1394017385

Signatures

  • Cobaltstrike family
    cobaltstrike
  • Unsigned PE 1 IoCs

    Checks for missing Authenticode signature.

File Explorer

  • b3b77f3cea0160f59bea3f6ab2e767fc
    .exe 221KB

b3b77f3cea0160f59bea3f6ab2e767fc

  • IMPHASH 829da329ce140d873b4a8bde2cbfaa7e
  • SHA256 11aa5220689c193f7c78f935861f3ce55b842f4bd3c85344a76ceecfbe6a9ede
  • MD5 SHA1 SHA512 SSDEEP
windows:4windowsx86arch:x86

  • Unsigned PE

    Checks for missing Authenticode signature.

Minor OS version
0
Major OS version
4
Entry point
36864
Magic Number
267
Subsystem
IMAGE_SUBSYSTEM_WINDOWS_GUI
DLL Characteristics
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LINE_NUMS_STRIPPED IMAGE_FILE_LOCAL_SYMS_STRIPPED IMAGE_FILE_32BIT_MACHINE IMAGE_FILE_DEBUG_STRIPPED
PDB paths