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Overview

overview

10

Static

static

7

7d52edd1f4...44.exe

windows7-x64

7

7d52edd1f4...44.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/09/2023, 06:48

Sharing

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General

  • Target

    7d52edd1f46bb0b3bb86a943bbd7274ba454408e460a132e4490bc27ecde6244.exe

  • Size

    602KB

  • MD5

    f49a471f795fe3a12b3c4614cd29f689

  • SHA1

    ed1239ae95af75eaf8e4e6f0744b68a1d199962f

  • SHA256

    7d52edd1f46bb0b3bb86a943bbd7274ba454408e460a132e4490bc27ecde6244

  • SHA512

    387b85cda79be530fd8723d9fd84bf5bb943166ab083047efe17425dd1c802e1ae02890f88b882ff8e859749ab6e6bac56cfce417aa178ee651d070f8a7c3d04

  • SSDEEP

    12288:Ah4tgyE4tHdVB/+BHqA95nyH3CGQh13y7n7xh+4EObPsawmfWAFhN:w4trE4tHdmH9ZySV3wxUMLHFuA/

Score
10/10
cobaltstrike391144938backdoortrojanupx

Malware Config

Extracted

Family

cobaltstrike

Botnet

391144938

C2

http://service-2saemj0p-1319375115.bj.apigw.tencentcs.com:443/azure/cloud/api/v2/05c284a1a387e

Attributes
  • access_type

    512

  • beacon_type

    2048

  • host

    service-2saemj0p-1319375115.bj.apigw.tencentcs.com,/azure/cloud/api/v2/05c284a1a387e

  • http_header1

    AAAACgAAAAtBY2NlcHQ6ICovKgAAAAcAAAAAAAAAAwAAAAIAAAAKU0VTU0lPTklEPQAAAAYAAAAGQ29va2llAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=

  • http_header2

    AAAACgAAAAtBY2NlcHQ6ICovKgAAAAoAAAAmQ29udGVudC1UeXBlOiBhcHBsaWNhdGlvbi9vY3RldC1zdHJlYW0AAAAHAAAAAAAAAAMAAAACAAAACUpTRVNTSU9OPQAAAAYAAAAGQ29va2llAAAABwAAAAEAAAADAAAABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=

  • http_method1

    GET

  • http_method2

    POST

  • jitter

    1792

  • polling_time

    5000

  • port_number

    443

  • sc_process32

    %windir%\syswow64\rundll32.exe

  • sc_process64

    %windir%\sysnative\rundll32.exe

  • state_machine

    MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDCuApVekElesfYb0KHl9dKWZTQyqcUiBt8UzzFvbY3sZUfYnQYjbnFSblz/vaUosWSMHOPSEXAwJ00q7pt8F7C9Zhzym1U8ACAuNRh2W+aRQ9V3585RgSJt8t3ynifjE+/IEcuRoULXtL+jP/AqS5s9At7yXMrJCKLeNbRxgiz7QIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • unknown1

    1.481970944e+09

  • unknown2

    AAAABAAAAAMAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • uri

    /azure/cloud/api/v2/1a543d786910

  • user_agent

    Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.0.0 Safari/537.36 uacq

  • watermark

    391144938

Signatures

  • Cobaltstrike

    Detected malicious payload which is part of Cobaltstrike.

    trojanbackdoorcobaltstrike
  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7d52edd1f46bb0b3bb86a943bbd7274ba454408e460a132e4490bc27ecde6244.exe
    "C:\Users\Admin\AppData\Local\Temp\7d52edd1f46bb0b3bb86a943bbd7274ba454408e460a132e4490bc27ecde6244.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4860
    • C:\Windows\SYSTEM32\winlogon.exe
      winlogon
      2⤵
        PID:3420

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4860-0-0x0000000000400000-0x0000000000511000-memory.dmp

      Filesize

      1.1MB

      Download

    • memory/4860-1-0x00007FF9F9770000-0x00007FF9F9965000-memory.dmp

      Filesize

      2.0MB

      Download

    • memory/4860-2-0x0000000003C20000-0x0000000003C64000-memory.dmp

      Filesize

      272KB

      Download

    • memory/4860-4-0x00000000051D0000-0x0000000005222000-memory.dmp

      Filesize

      328KB

      Download

    • memory/4860-5-0x0000000000400000-0x0000000000511000-memory.dmp

      Filesize

      1.1MB

      Download

    • memory/4860-8-0x0000000006150000-0x0000000006152000-memory.dmp

      Filesize

      8KB

      Download

    • memory/4860-9-0x00000000051D0000-0x0000000005222000-memory.dmp

      Filesize

      328KB

      Download