Analysis

  • max time kernel
    136s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/06/2024, 15:44

General

  • Target
    2024-06-03_012bc822b0dea6e4bf93604834d04f43_cobalt-strike_cobaltstrike.exe
  • Size 5.9MB
  • Sample240603-s6gckscd94
  • SHA256 f90addf63264ad98a5450ff184c5c066f28b2d040b6d750f9d9610b04bb5d03b
  • 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.

  • Detects Reflective DLL injection artifacts 21 IoCs
  • UPX dump on OEP (original entry point) 64 IoCs
  • XMRig Miner payload 64 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\2024-06-03_012bc822b0dea6e4bf93604834d04f43_cobalt-strike_cobaltstrike.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-06-03_012bc822b0dea6e4bf93604834d04f43_cobalt-strike_cobaltstrike.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:400
    • C:\Windows\System\GQbNRFD.exe
      C:\Windows\System\GQbNRFD.exe
      2⤵
      • Executes dropped EXE
      PID:4172
    • C:\Windows\System\JPbwQPT.exe
      C:\Windows\System\JPbwQPT.exe
      2⤵
      • Executes dropped EXE
      PID:1604
    • C:\Windows\System\rPwqvVq.exe
      C:\Windows\System\rPwqvVq.exe
      2⤵
      • Executes dropped EXE
      PID:3780
    • C:\Windows\System\ZgBxJvo.exe
      C:\Windows\System\ZgBxJvo.exe
      2⤵
      • Executes dropped EXE
      PID:4872
    • C:\Windows\System\diegfcU.exe
      C:\Windows\System\diegfcU.exe
      2⤵
      • Executes dropped EXE
      PID:2252
    • C:\Windows\System\aXlEVgX.exe
      C:\Windows\System\aXlEVgX.exe
      2⤵
      • Executes dropped EXE
      PID:3372
    • C:\Windows\System\MlCsLbH.exe
      C:\Windows\System\MlCsLbH.exe
      2⤵
      • Executes dropped EXE
      PID:3340
    • C:\Windows\System\pwEZERM.exe
      C:\Windows\System\pwEZERM.exe
      2⤵
      • Executes dropped EXE
      PID:4956
    • C:\Windows\System\deDQmAm.exe
      C:\Windows\System\deDQmAm.exe
      2⤵
      • Executes dropped EXE
      PID:3972
    • C:\Windows\System\BIPeeYU.exe
      C:\Windows\System\BIPeeYU.exe
      2⤵
      • Executes dropped EXE
      PID:4152
    • C:\Windows\System\TYawhql.exe
      C:\Windows\System\TYawhql.exe
      2⤵
      • Executes dropped EXE
      PID:1664
    • C:\Windows\System\zGgucqt.exe
      C:\Windows\System\zGgucqt.exe
      2⤵
      • Executes dropped EXE
      PID:4224
    • C:\Windows\System\AKxYaVT.exe
      C:\Windows\System\AKxYaVT.exe
      2⤵
      • Executes dropped EXE
      PID:3400
    • C:\Windows\System\AwJylrs.exe
      C:\Windows\System\AwJylrs.exe
      2⤵
      • Executes dropped EXE
      PID:3460
    • C:\Windows\System\YFOcTsN.exe
      C:\Windows\System\YFOcTsN.exe
      2⤵
      • Executes dropped EXE
      PID:1992
    • C:\Windows\System\uLQOuNW.exe
      C:\Windows\System\uLQOuNW.exe
      2⤵
      • Executes dropped EXE
      PID:2220
    • C:\Windows\System\xsdZZIJ.exe
      C:\Windows\System\xsdZZIJ.exe
      2⤵
      • Executes dropped EXE
      PID:4932
    • C:\Windows\System\zehwblj.exe
      C:\Windows\System\zehwblj.exe
      2⤵
      • Executes dropped EXE
      PID:4360
    • C:\Windows\System\UWIKGUk.exe
      C:\Windows\System\UWIKGUk.exe
      2⤵
      • Executes dropped EXE
      PID:4608
    • C:\Windows\System\pjcHQBt.exe
      C:\Windows\System\pjcHQBt.exe
      2⤵
      • Executes dropped EXE
      PID:1768
    • C:\Windows\System\nEdefeV.exe
      C:\Windows\System\nEdefeV.exe
      2⤵
      • Executes dropped EXE
      PID:876

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        AKxYaVT.exe

        • Path C:\Windows\System\AKxYaVT.exe
        • Size 5.9MB
        • SHA256 730f8dccbc96642724036e24525dee5fe0632db65a640a375eaf561d10ea14f2
        • MD5 SHA1 SHA512 SSDEEP

        AwJylrs.exe

        • Path C:\Windows\System\AwJylrs.exe
        • Size 5.9MB
        • SHA256 f716aee7fd16d18bd1f6385be67b0a9e7e0de45980a860da0803dd45ec9e5b1b
        • MD5 SHA1 SHA512 SSDEEP

        BIPeeYU.exe

        • Path C:\Windows\System\BIPeeYU.exe
        • Size 5.9MB
        • SHA256 3e1afd6ac1d5c9182b49303edb92dcfea90778be5b07384fc20f2bc9713e09f0
        • MD5 SHA1 SHA512 SSDEEP

        GQbNRFD.exe

        • Path C:\Windows\System\GQbNRFD.exe
        • Size 5.9MB
        • SHA256 dad20a19f4d1e7e1f6ee4145b3d62c70580b7f04ac0eca95472eb1b770f694b3
        • MD5 SHA1 SHA512 SSDEEP

        JPbwQPT.exe

        • Path C:\Windows\System\JPbwQPT.exe
        • Size 5.9MB
        • SHA256 6789b03df44d1d696eefb552b5b2cc6d2c705dbd74808fb8066b0ff410bf3bab
        • MD5 SHA1 SHA512 SSDEEP

        MlCsLbH.exe

        • Path C:\Windows\System\MlCsLbH.exe
        • Size 5.9MB
        • SHA256 78e717ebf726ca5f0c4e781daefb09c7440ca3914bd8df766b1412ac1255f6f9
        • MD5 SHA1 SHA512 SSDEEP

        TYawhql.exe

        • Path C:\Windows\System\TYawhql.exe
        • Size 5.9MB
        • SHA256 f487a4ee31e613fa45f579d29cc7ee4cf0fcfb1dc4211d5685345b27a2078531
        • MD5 SHA1 SHA512 SSDEEP

        UWIKGUk.exe

        • Path C:\Windows\System\UWIKGUk.exe
        • Size 5.9MB
        • SHA256 4dea988639579a22fc5e23ba8321db39c424aba4a6293b5778cea70671e66988
        • MD5 SHA1 SHA512 SSDEEP

        YFOcTsN.exe

        • Path C:\Windows\System\YFOcTsN.exe
        • Size 5.9MB
        • SHA256 523c21efa8f88ffb292f8b9e65736fb95c3653009572bbe76ec84067512be60c
        • MD5 SHA1 SHA512 SSDEEP

        ZgBxJvo.exe

        • Path C:\Windows\System\ZgBxJvo.exe
        • Size 5.9MB
        • SHA256 97ed46ff6fbf48dc560a4aa2def36abd1095ce70d34eff2e0008a1068db28ff2
        • MD5 SHA1 SHA512 SSDEEP

        aXlEVgX.exe

        • Path C:\Windows\System\aXlEVgX.exe
        • Size 5.9MB
        • SHA256 cf1b555fab241f268841989d3e836daf905e9731db0d503884d7205c3d65aa19
        • MD5 SHA1 SHA512 SSDEEP

        deDQmAm.exe

        • Path C:\Windows\System\deDQmAm.exe
        • Size 5.9MB
        • SHA256 40c48e0f4449b248fc2609f8aed45f14eeb75618c96c84a97839967b73a50f8d
        • MD5 SHA1 SHA512 SSDEEP

        diegfcU.exe

        • Path C:\Windows\System\diegfcU.exe
        • Size 5.9MB
        • SHA256 6a73fb4f7ab199d4a866225215f4b8b1a289ead2fd024b7e073fac1de6798eef
        • MD5 SHA1 SHA512 SSDEEP

        nEdefeV.exe

        • Path C:\Windows\System\nEdefeV.exe
        • Size 5.9MB
        • SHA256 5d67a6cb85cff6bf4a7600a99f590a521b64ae8e74ac2e4159b03f79a8cc8b59
        • MD5 SHA1 SHA512 SSDEEP

        pjcHQBt.exe

        • Path C:\Windows\System\pjcHQBt.exe
        • Size 5.9MB
        • SHA256 0b9a301051368c4b6033d973303b89af7a7bf841df39a36c3aed81ab832180c6
        • MD5 SHA1 SHA512 SSDEEP

        pwEZERM.exe

        • Path C:\Windows\System\pwEZERM.exe
        • Size 5.9MB
        • SHA256 23e7c827e476d4f5f4b1d829e2650fde9459dcfb2b90d86576673b75eeabb9a8
        • MD5 SHA1 SHA512 SSDEEP

        rPwqvVq.exe

        • Path C:\Windows\System\rPwqvVq.exe
        • Size 5.9MB
        • SHA256 82b505de2b39a37e7093c95e5bbfa8baa8df5a541d84b0884cba10e3f7777cbc
        • MD5 SHA1 SHA512 SSDEEP

        uLQOuNW.exe

        • Path C:\Windows\System\uLQOuNW.exe
        • Size 5.9MB
        • SHA256 c2da0a099956de05eaa3ffc5d1bee2fc4c3e5c6de0120524ddcfb626f1642ef7
        • MD5 SHA1 SHA512 SSDEEP

        xsdZZIJ.exe

        • Path C:\Windows\System\xsdZZIJ.exe
        • Size 5.9MB
        • SHA256 08aca1cde6b6e807332bf99dc20976120c6ec103321509e7f67bea90acb83d0e
        • MD5 SHA1 SHA512 SSDEEP

        zGgucqt.exe

        • Path C:\Windows\System\zGgucqt.exe
        • Size 5.9MB
        • SHA256 82d491619dd1ffba88d601d9e101a7873f2c53b527355123a0651fbda18cce6e
        • MD5 SHA1 SHA512 SSDEEP

        zGgucqt.exe

        • Path C:\Windows\System\zGgucqt.exe
        • Size 3.6MB
        • SHA256 6f83751bb7dc13a49d7ca6c6a874635ca4829b15e2d7e8a8c8ddaf2890ac09c0
        • MD5 SHA1 SHA512 SSDEEP

        zehwblj.exe

        • Path C:\Windows\System\zehwblj.exe
        • Size 5.9MB
        • SHA256 4c618bce2dd6a2b50b9d7e1f1567c1d397a8271afb4e9e64fcf7413a6bb044bf
        • MD5 SHA1 SHA512 SSDEEP

        memory/400-0-0x00007FF6A7FB0000-0x00007FF6A8304000-memory.dmp

        memory/400-1-0x000002489EFC0000-0x000002489EFD0000-memory.dmp

        memory/400-60-0x00007FF6A7FB0000-0x00007FF6A8304000-memory.dmp

        memory/876-134-0x00007FF692310000-0x00007FF692664000-memory.dmp

        memory/876-163-0x00007FF692310000-0x00007FF692664000-memory.dmp

        memory/876-142-0x00007FF692310000-0x00007FF692664000-memory.dmp

        memory/1604-144-0x00007FF7A1D50000-0x00007FF7A20A4000-memory.dmp

        memory/1604-15-0x00007FF7A1D50000-0x00007FF7A20A4000-memory.dmp

        memory/1664-153-0x00007FF64AAF0000-0x00007FF64AE44000-memory.dmp

        memory/1664-73-0x00007FF64AAF0000-0x00007FF64AE44000-memory.dmp

        memory/1768-162-0x00007FF7D9340000-0x00007FF7D9694000-memory.dmp

        memory/1768-132-0x00007FF7D9340000-0x00007FF7D9694000-memory.dmp

        memory/1992-157-0x00007FF71A710000-0x00007FF71AA64000-memory.dmp

        memory/1992-98-0x00007FF71A710000-0x00007FF71AA64000-memory.dmp

        memory/2220-106-0x00007FF7135E0000-0x00007FF713934000-memory.dmp

        memory/2220-139-0x00007FF7135E0000-0x00007FF713934000-memory.dmp

        memory/2220-158-0x00007FF7135E0000-0x00007FF713934000-memory.dmp

        memory/2252-33-0x00007FF78C3D0000-0x00007FF78C724000-memory.dmp

        memory/2252-147-0x00007FF78C3D0000-0x00007FF78C724000-memory.dmp

        memory/3340-149-0x00007FF7A33E0000-0x00007FF7A3734000-memory.dmp

        memory/3340-44-0x00007FF7A33E0000-0x00007FF7A3734000-memory.dmp

        memory/3372-148-0x00007FF7610B0000-0x00007FF761404000-memory.dmp

        memory/3372-102-0x00007FF7610B0000-0x00007FF761404000-memory.dmp

        memory/3372-38-0x00007FF7610B0000-0x00007FF761404000-memory.dmp

        memory/3400-155-0x00007FF6C02B0000-0x00007FF6C0604000-memory.dmp

        memory/3400-83-0x00007FF6C02B0000-0x00007FF6C0604000-memory.dmp

        memory/3400-137-0x00007FF6C02B0000-0x00007FF6C0604000-memory.dmp

        memory/3460-138-0x00007FF6064B0000-0x00007FF606804000-memory.dmp

        memory/3460-156-0x00007FF6064B0000-0x00007FF606804000-memory.dmp

        memory/3460-86-0x00007FF6064B0000-0x00007FF606804000-memory.dmp

        memory/3780-145-0x00007FF6628A0000-0x00007FF662BF4000-memory.dmp

        memory/3780-78-0x00007FF6628A0000-0x00007FF662BF4000-memory.dmp

        memory/3780-18-0x00007FF6628A0000-0x00007FF662BF4000-memory.dmp

        memory/3972-56-0x00007FF764500000-0x00007FF764854000-memory.dmp

        memory/3972-122-0x00007FF764500000-0x00007FF764854000-memory.dmp

        memory/3972-151-0x00007FF764500000-0x00007FF764854000-memory.dmp

        memory/4152-129-0x00007FF7F5BF0000-0x00007FF7F5F44000-memory.dmp

        memory/4152-61-0x00007FF7F5BF0000-0x00007FF7F5F44000-memory.dmp

        memory/4152-152-0x00007FF7F5BF0000-0x00007FF7F5F44000-memory.dmp

        memory/4172-7-0x00007FF7CA6C0000-0x00007FF7CAA14000-memory.dmp

        memory/4172-143-0x00007FF7CA6C0000-0x00007FF7CAA14000-memory.dmp

        memory/4172-69-0x00007FF7CA6C0000-0x00007FF7CAA14000-memory.dmp

        memory/4224-77-0x00007FF78E310000-0x00007FF78E664000-memory.dmp

        memory/4224-133-0x00007FF78E310000-0x00007FF78E664000-memory.dmp

        memory/4224-154-0x00007FF78E310000-0x00007FF78E664000-memory.dmp

        memory/4360-141-0x00007FF6E9600000-0x00007FF6E9954000-memory.dmp

        memory/4360-115-0x00007FF6E9600000-0x00007FF6E9954000-memory.dmp

        memory/4360-160-0x00007FF6E9600000-0x00007FF6E9954000-memory.dmp

        memory/4608-161-0x00007FF678420000-0x00007FF678774000-memory.dmp

        memory/4608-124-0x00007FF678420000-0x00007FF678774000-memory.dmp

        memory/4872-84-0x00007FF71C120000-0x00007FF71C474000-memory.dmp

        memory/4872-146-0x00007FF71C120000-0x00007FF71C474000-memory.dmp

        memory/4872-25-0x00007FF71C120000-0x00007FF71C474000-memory.dmp

        memory/4932-140-0x00007FF638BE0000-0x00007FF638F34000-memory.dmp

        memory/4932-159-0x00007FF638BE0000-0x00007FF638F34000-memory.dmp

        memory/4932-107-0x00007FF638BE0000-0x00007FF638F34000-memory.dmp

        memory/4956-114-0x00007FF7912C0000-0x00007FF791614000-memory.dmp

        memory/4956-150-0x00007FF7912C0000-0x00007FF791614000-memory.dmp

        memory/4956-48-0x00007FF7912C0000-0x00007FF791614000-memory.dmp