Analysis

  • max time kernel
    144s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/07/2024, 03:39

General

  • Target
    e7c14d6b3c15768125270405e6dacdaabb7ced7a655c26f56ca6cbb6561d82dd.exe
  • Size 5.2MB
  • Sample240730-d72mkstepr
  • SHA256 e7c14d6b3c15768125270405e6dacdaabb7ced7a655c26f56ca6cbb6561d82dd
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • cobaltstrike

Botnet
  • 0

C2
  • http://ns7.softline.top:443/s/ref=nb_sb_noss_1/167-3294888-0262949/field-keywords=books

  • http://ns8.softline.top:443/s/ref=nb_sb_noss_1/167-3294888-0262949/field-keywords=books

  • http://ns9.softline.top:443/s/ref=nb_sb_noss_1/167-3294888-0262949/field-keywords=books

Attributes
  • access_type

    512

  • beacon_type

    256

  • create_remote_thread

    768

  • crypto_scheme

    256

  • host

    ns7.softline.top,/s/ref=nb_sb_noss_1/167-3294888-0262949/field-keywords=books,ns8.softline.top,/s/ref=nb_sb_noss_1/167-3294888-0262949/field-keywords=books,ns9.softline.top,/s/ref=nb_sb_noss_1/167-3294888-0262949/field-keywords=books

  • http_header1

    AAAACgAAAAtBY2NlcHQ6ICovKgAAAAoAAAAUSG9zdDogd3d3LmFtYXpvbi5jb20AAAAHAAAAAAAAAAMAAAACAAAADnNlc3Npb24tdG9rZW49AAAAAgAAAAxza2luPW5vc2tpbjsAAAABAAAALGNzbS1oaXQ9cy0yNEtVMTFCQjgyUlpTWUdKM0JES3wxNDE5ODk5MDEyOTk2AAAABgAAAAZDb29raWUAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • http_header2

    AAAACgAAAAtBY2NlcHQ6ICovKgAAAAoAAAAWQ29udGVudC1UeXBlOiB0ZXh0L3htbAAAAAoAAAAgWC1SZXF1ZXN0ZWQtV2l0aDogWE1MSHR0cFJlcXVlc3QAAAAKAAAAFEhvc3Q6IHd3dy5hbWF6b24uY29tAAAACQAAAApzej0xNjB4NjAwAAAACQAAABFvZT1vZT1JU08tODg1OS0xOwAAAAcAAAAAAAAABQAAAAJzbgAAAAkAAAAGcz0zNzE3AAAACQAAACJkY19yZWY9aHR0cCUzQSUyRiUyRnd3dy5hbWF6b24uY29tAAAABwAAAAEAAAADAAAABAAAAAAAAA==

  • http_method1

    GET

  • http_method2

    POST

  • maxdns

    255

  • pipe_name

    \\%s\pipe\msagent_%x

  • polling_time

    5000

  • port_number

    443

  • sc_process32

    %windir%\syswow64\rundll32.exe

  • sc_process64

    %windir%\sysnative\rundll32.exe

  • state_machine

    MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDI579oVVII0cYncGonU6vTWyFhqmq8w5QwvI8qsoWeV68Ngy+MjNPX2crcSVVWKQ3j09FII28KTmoE1XFVjEXF3WytRSlDe1OKfOAHX3XYkS9LcUAy0eRl2h4a73hrg1ir/rpisNT6hHtYaK3tmH8DgW/n1XfTfbWk1MZ7cXQHWQIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • unknown1

    4096

  • unknown2

    AAAABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • uri

    /N4215/adj/amzn.us.sr.aps

  • user_agent

    Mozilla/5.0 (Windows NT 6.1; WOW64; Trident/7.0; rv:11.0) like Gecko

  • watermark

    0

Signatures

  • Cobalt Strike reflective loader 21 IoCs

    Detects the reflective loader used by Cobalt Strike.

  • Cobaltstrike

    Detected malicious payload which is part of Cobaltstrike.

  • xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

  • XMRig Miner payload 47 IoCs
  • Executes dropped EXE 21 IoCs
  • UPX packed file 64 IoCs

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

  • Drops file in Windows directory 21 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 42 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e7c14d6b3c15768125270405e6dacdaabb7ced7a655c26f56ca6cbb6561d82dd.exe
    "C:\Users\Admin\AppData\Local\Temp\e7c14d6b3c15768125270405e6dacdaabb7ced7a655c26f56ca6cbb6561d82dd.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2028
    • C:\Windows\System\SFbLNbu.exe
      C:\Windows\System\SFbLNbu.exe
      2⤵
      • Executes dropped EXE
      PID:1144
    • C:\Windows\System\imjxIYF.exe
      C:\Windows\System\imjxIYF.exe
      2⤵
      • Executes dropped EXE
      PID:1372
    • C:\Windows\System\qBBJmgm.exe
      C:\Windows\System\qBBJmgm.exe
      2⤵
      • Executes dropped EXE
      PID:4864
    • C:\Windows\System\WZMcEyl.exe
      C:\Windows\System\WZMcEyl.exe
      2⤵
      • Executes dropped EXE
      PID:3948
    • C:\Windows\System\AbRPCpr.exe
      C:\Windows\System\AbRPCpr.exe
      2⤵
      • Executes dropped EXE
      PID:1308
    • C:\Windows\System\uagjnyl.exe
      C:\Windows\System\uagjnyl.exe
      2⤵
      • Executes dropped EXE
      PID:1016
    • C:\Windows\System\pfVaxbT.exe
      C:\Windows\System\pfVaxbT.exe
      2⤵
      • Executes dropped EXE
      PID:3732
    • C:\Windows\System\jrlncnf.exe
      C:\Windows\System\jrlncnf.exe
      2⤵
      • Executes dropped EXE
      PID:4468
    • C:\Windows\System\lLVbZHe.exe
      C:\Windows\System\lLVbZHe.exe
      2⤵
      • Executes dropped EXE
      PID:3848
    • C:\Windows\System\rBfSKQk.exe
      C:\Windows\System\rBfSKQk.exe
      2⤵
      • Executes dropped EXE
      PID:3664
    • C:\Windows\System\sZfnTBU.exe
      C:\Windows\System\sZfnTBU.exe
      2⤵
      • Executes dropped EXE
      PID:4968
    • C:\Windows\System\nOOItch.exe
      C:\Windows\System\nOOItch.exe
      2⤵
      • Executes dropped EXE
      PID:3968
    • C:\Windows\System\eyjNEHs.exe
      C:\Windows\System\eyjNEHs.exe
      2⤵
      • Executes dropped EXE
      PID:4796
    • C:\Windows\System\IvznVBq.exe
      C:\Windows\System\IvznVBq.exe
      2⤵
      • Executes dropped EXE
      PID:1840
    • C:\Windows\System\dDobFNw.exe
      C:\Windows\System\dDobFNw.exe
      2⤵
      • Executes dropped EXE
      PID:4712
    • C:\Windows\System\hFSDyVJ.exe
      C:\Windows\System\hFSDyVJ.exe
      2⤵
      • Executes dropped EXE
      PID:4040
    • C:\Windows\System\mikqhwm.exe
      C:\Windows\System\mikqhwm.exe
      2⤵
      • Executes dropped EXE
      PID:3532
    • C:\Windows\System\NYxvEcp.exe
      C:\Windows\System\NYxvEcp.exe
      2⤵
      • Executes dropped EXE
      PID:2996
    • C:\Windows\System\QvPeXYz.exe
      C:\Windows\System\QvPeXYz.exe
      2⤵
      • Executes dropped EXE
      PID:1632
    • C:\Windows\System\FeEqalB.exe
      C:\Windows\System\FeEqalB.exe
      2⤵
      • Executes dropped EXE
      PID:2428
    • C:\Windows\System\yyvPqAE.exe
      C:\Windows\System\yyvPqAE.exe
      2⤵
      • Executes dropped EXE
      PID:4580

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        AbRPCpr.exe

        • Path C:\Windows\System\AbRPCpr.exe
        • Size 5.2MB
        • SHA256 751f8c8f812c6f65e634ca4b7f781543c22b794905edfa8cc7dd005065faad76
        • MD5 SHA1 SHA512 SSDEEP

        FeEqalB.exe

        • Path C:\Windows\System\FeEqalB.exe
        • Size 5.2MB
        • SHA256 2b198c971c51e9daa65959783680fa86766482cb5436a38061e7275d22619845
        • MD5 SHA1 SHA512 SSDEEP

        IvznVBq.exe

        • Path C:\Windows\System\IvznVBq.exe
        • Size 5.2MB
        • SHA256 1e4166ecb477786bbf9be15860decbb07b8a4505d354ded6298877e2212e34de
        • MD5 SHA1 SHA512 SSDEEP

        NYxvEcp.exe

        • Path C:\Windows\System\NYxvEcp.exe
        • Size 5.2MB
        • SHA256 57a46ce1e903c3f715b0c53575e67994e2aaa7074b12bf8a292ecda6336ffee9
        • MD5 SHA1 SHA512 SSDEEP

        QvPeXYz.exe

        • Path C:\Windows\System\QvPeXYz.exe
        • Size 5.2MB
        • SHA256 c802b7dd189a2439df9c312fb66c75871b570390ec67f6a46a540e9569a94547
        • MD5 SHA1 SHA512 SSDEEP

        SFbLNbu.exe

        • Path C:\Windows\System\SFbLNbu.exe
        • Size 5.2MB
        • SHA256 73963609e0e2d43187a777522ec9c78213ee9d71ef27f05fe3c718c15cd814bf
        • MD5 SHA1 SHA512 SSDEEP

        WZMcEyl.exe

        • Path C:\Windows\System\WZMcEyl.exe
        • Size 5.2MB
        • SHA256 0232c1b32a54a9e572e12c48b3bd93b922f0386a69de5bf92ceb646805d8e7fb
        • MD5 SHA1 SHA512 SSDEEP

        dDobFNw.exe

        • Path C:\Windows\System\dDobFNw.exe
        • Size 5.2MB
        • SHA256 654650b27992dad3453a0f90e63490d5c341197f09f053d00a324aaca7729abb
        • MD5 SHA1 SHA512 SSDEEP

        eyjNEHs.exe

        • Path C:\Windows\System\eyjNEHs.exe
        • Size 5.2MB
        • SHA256 6a9b00c20819055687b8688e944c52a151243503b7ac0d43d64c96d22aada7d3
        • MD5 SHA1 SHA512 SSDEEP

        hFSDyVJ.exe

        • Path C:\Windows\System\hFSDyVJ.exe
        • Size 5.2MB
        • SHA256 26c42dfc7f85f34e9bed2d57e2c5b067b007819d8475b569630466246a22144d
        • MD5 SHA1 SHA512 SSDEEP

        imjxIYF.exe

        • Path C:\Windows\System\imjxIYF.exe
        • Size 5.2MB
        • SHA256 b1875e48bcf713d853ac595c4b20d523dc714c797352478610dda40d020b40f5
        • MD5 SHA1 SHA512 SSDEEP

        jrlncnf.exe

        • Path C:\Windows\System\jrlncnf.exe
        • Size 5.2MB
        • SHA256 081223c7453fa0d2c79ed7d0d887fff0cd1884a604b881d85f386a4d70567e10
        • MD5 SHA1 SHA512 SSDEEP

        lLVbZHe.exe

        • Path C:\Windows\System\lLVbZHe.exe
        • Size 5.2MB
        • SHA256 7d9b2c037e23ab26c0812db39fadefcc644338f722d5cc3d99ac7c5be2289469
        • MD5 SHA1 SHA512 SSDEEP

        mikqhwm.exe

        • Path C:\Windows\System\mikqhwm.exe
        • Size 5.2MB
        • SHA256 185de0e6debc8a5576aa34b263936956e3ee87ed7027ca2532210af83f1475e5
        • MD5 SHA1 SHA512 SSDEEP

        nOOItch.exe

        • Path C:\Windows\System\nOOItch.exe
        • Size 5.2MB
        • SHA256 40b59e83ac88167d4e41bdff5ea97b55e63e4da2f922213a6f3701eb760460eb
        • MD5 SHA1 SHA512 SSDEEP

        pfVaxbT.exe

        • Path C:\Windows\System\pfVaxbT.exe
        • Size 5.2MB
        • SHA256 afcb7cf381217703317139c0695a0d9ae26aefe0aa13bcbbb0cef435fb4604c1
        • MD5 SHA1 SHA512 SSDEEP

        qBBJmgm.exe

        • Path C:\Windows\System\qBBJmgm.exe
        • Size 5.2MB
        • SHA256 de4e6918a43e22ad80e139809f9a2d8d85d3c50bb77135b24f60c4614a420c41
        • MD5 SHA1 SHA512 SSDEEP

        rBfSKQk.exe

        • Path C:\Windows\System\rBfSKQk.exe
        • Size 5.2MB
        • SHA256 527c5bce31659032e0e6068b10e01b43c7f1719a90ddbc27e16b5c6a0b66be8d
        • MD5 SHA1 SHA512 SSDEEP

        sZfnTBU.exe

        • Path C:\Windows\System\sZfnTBU.exe
        • Size 5.2MB
        • SHA256 479021c137fb98f57b97af1cd2fff6d1f85474af609facbc4ee0ce43b721f752
        • MD5 SHA1 SHA512 SSDEEP

        uagjnyl.exe

        • Path C:\Windows\System\uagjnyl.exe
        • Size 5.2MB
        • SHA256 71ad3f8f1cf6a9eb31de4b9efc11fb75b6fac16b6030177dc5c5ce8b46addef1
        • MD5 SHA1 SHA512 SSDEEP

        yyvPqAE.exe

        • Path C:\Windows\System\yyvPqAE.exe
        • Size 5.2MB
        • SHA256 3203eef622cfd83f3dafdbb7e759aac4f64d4c4a3c6708d02789809a6f940474
        • MD5 SHA1 SHA512 SSDEEP

        memory/1016-38-0x00007FF765B50000-0x00007FF765EA1000-memory.dmp

        memory/1016-217-0x00007FF765B50000-0x00007FF765EA1000-memory.dmp

        memory/1144-199-0x00007FF6DB0C0000-0x00007FF6DB411000-memory.dmp

        memory/1144-6-0x00007FF6DB0C0000-0x00007FF6DB411000-memory.dmp

        memory/1144-69-0x00007FF6DB0C0000-0x00007FF6DB411000-memory.dmp

        memory/1308-100-0x00007FF78D1F0000-0x00007FF78D541000-memory.dmp

        memory/1308-215-0x00007FF78D1F0000-0x00007FF78D541000-memory.dmp

        memory/1308-30-0x00007FF78D1F0000-0x00007FF78D541000-memory.dmp

        memory/1372-209-0x00007FF634D90000-0x00007FF6350E1000-memory.dmp

        memory/1372-16-0x00007FF634D90000-0x00007FF6350E1000-memory.dmp

        memory/1632-154-0x00007FF7B0410000-0x00007FF7B0761000-memory.dmp

        memory/1632-126-0x00007FF7B0410000-0x00007FF7B0761000-memory.dmp

        memory/1632-253-0x00007FF7B0410000-0x00007FF7B0761000-memory.dmp

        memory/1840-241-0x00007FF6675B0000-0x00007FF667901000-memory.dmp

        memory/1840-95-0x00007FF6675B0000-0x00007FF667901000-memory.dmp

        memory/1840-149-0x00007FF6675B0000-0x00007FF667901000-memory.dmp

        memory/2028-0-0x00007FF6FB8D0000-0x00007FF6FBC21000-memory.dmp

        memory/2028-64-0x00007FF6FB8D0000-0x00007FF6FBC21000-memory.dmp

        memory/2028-1-0x0000015D90B00000-0x0000015D90B10000-memory.dmp

        memory/2028-157-0x00007FF6FB8D0000-0x00007FF6FBC21000-memory.dmp

        memory/2028-176-0x00007FF6FB8D0000-0x00007FF6FBC21000-memory.dmp

        memory/2028-135-0x00007FF6FB8D0000-0x00007FF6FBC21000-memory.dmp

        memory/2428-130-0x00007FF60ABE0000-0x00007FF60AF31000-memory.dmp

        memory/2428-155-0x00007FF60ABE0000-0x00007FF60AF31000-memory.dmp

        memory/2428-252-0x00007FF60ABE0000-0x00007FF60AF31000-memory.dmp

        memory/2996-249-0x00007FF7EE310000-0x00007FF7EE661000-memory.dmp

        memory/2996-118-0x00007FF7EE310000-0x00007FF7EE661000-memory.dmp

        memory/3532-111-0x00007FF7AE2D0000-0x00007FF7AE621000-memory.dmp

        memory/3532-247-0x00007FF7AE2D0000-0x00007FF7AE621000-memory.dmp

        memory/3664-67-0x00007FF77C7E0000-0x00007FF77CB31000-memory.dmp

        memory/3664-233-0x00007FF77C7E0000-0x00007FF77CB31000-memory.dmp

        memory/3732-219-0x00007FF61EB50000-0x00007FF61EEA1000-memory.dmp

        memory/3732-46-0x00007FF61EB50000-0x00007FF61EEA1000-memory.dmp

        memory/3848-54-0x00007FF7F50C0000-0x00007FF7F5411000-memory.dmp

        memory/3848-221-0x00007FF7F50C0000-0x00007FF7F5411000-memory.dmp

        memory/3948-213-0x00007FF6C92C0000-0x00007FF6C9611000-memory.dmp

        memory/3948-90-0x00007FF6C92C0000-0x00007FF6C9611000-memory.dmp

        memory/3948-24-0x00007FF6C92C0000-0x00007FF6C9611000-memory.dmp

        memory/3968-80-0x00007FF7AB390000-0x00007FF7AB6E1000-memory.dmp

        memory/3968-237-0x00007FF7AB390000-0x00007FF7AB6E1000-memory.dmp

        memory/4040-101-0x00007FF7FF840000-0x00007FF7FFB91000-memory.dmp

        memory/4040-245-0x00007FF7FF840000-0x00007FF7FFB91000-memory.dmp

        memory/4040-151-0x00007FF7FF840000-0x00007FF7FFB91000-memory.dmp

        memory/4468-49-0x00007FF68E600000-0x00007FF68E951000-memory.dmp

        memory/4468-119-0x00007FF68E600000-0x00007FF68E951000-memory.dmp

        memory/4468-223-0x00007FF68E600000-0x00007FF68E951000-memory.dmp

        memory/4580-132-0x00007FF67F0A0000-0x00007FF67F3F1000-memory.dmp

        memory/4580-257-0x00007FF67F0A0000-0x00007FF67F3F1000-memory.dmp

        memory/4580-156-0x00007FF67F0A0000-0x00007FF67F3F1000-memory.dmp

        memory/4712-243-0x00007FF6680E0000-0x00007FF668431000-memory.dmp

        memory/4712-99-0x00007FF6680E0000-0x00007FF668431000-memory.dmp

        memory/4712-150-0x00007FF6680E0000-0x00007FF668431000-memory.dmp

        memory/4796-81-0x00007FF70CCC0000-0x00007FF70D011000-memory.dmp

        memory/4796-239-0x00007FF70CCC0000-0x00007FF70D011000-memory.dmp

        memory/4796-148-0x00007FF70CCC0000-0x00007FF70D011000-memory.dmp

        memory/4864-23-0x00007FF709FB0000-0x00007FF70A301000-memory.dmp

        memory/4864-211-0x00007FF709FB0000-0x00007FF70A301000-memory.dmp

        memory/4864-78-0x00007FF709FB0000-0x00007FF70A301000-memory.dmp

        memory/4968-235-0x00007FF66C370000-0x00007FF66C6C1000-memory.dmp

        memory/4968-77-0x00007FF66C370000-0x00007FF66C6C1000-memory.dmp

        memory/4968-131-0x00007FF66C370000-0x00007FF66C6C1000-memory.dmp