Analysis

  • max time kernel
    148s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/06/2024, 02:14

General

  • Target
    2024-06-01_fda155143673621098f40cfd8d422f73_cobalt-strike_cobaltstrike.exe
  • Size 5.9MB
  • Sample240601-cpakpsec9v
  • SHA256 88d46dc0a05fd53639f0364ade97a26eaa60b76903d356ef502d04eeb7e45f33
  • 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\2024-06-01_fda155143673621098f40cfd8d422f73_cobalt-strike_cobaltstrike.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-06-01_fda155143673621098f40cfd8d422f73_cobalt-strike_cobaltstrike.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4560
    • C:\Windows\System\DZsGfGg.exe
      C:\Windows\System\DZsGfGg.exe
      2⤵
      • Executes dropped EXE
      PID:4172
    • C:\Windows\System\XIxTJeh.exe
      C:\Windows\System\XIxTJeh.exe
      2⤵
      • Executes dropped EXE
      PID:1284
    • C:\Windows\System\mIndfIL.exe
      C:\Windows\System\mIndfIL.exe
      2⤵
      • Executes dropped EXE
      PID:4124
    • C:\Windows\System\UAiBRQC.exe
      C:\Windows\System\UAiBRQC.exe
      2⤵
      • Executes dropped EXE
      PID:3428
    • C:\Windows\System\tTGaUQX.exe
      C:\Windows\System\tTGaUQX.exe
      2⤵
      • Executes dropped EXE
      PID:3524
    • C:\Windows\System\CFnNnEW.exe
      C:\Windows\System\CFnNnEW.exe
      2⤵
      • Executes dropped EXE
      PID:4648
    • C:\Windows\System\DDUAZfj.exe
      C:\Windows\System\DDUAZfj.exe
      2⤵
      • Executes dropped EXE
      PID:3456
    • C:\Windows\System\ZFgUeJq.exe
      C:\Windows\System\ZFgUeJq.exe
      2⤵
      • Executes dropped EXE
      PID:1444
    • C:\Windows\System\KKRrBqn.exe
      C:\Windows\System\KKRrBqn.exe
      2⤵
      • Executes dropped EXE
      PID:1500
    • C:\Windows\System\EnrLQXM.exe
      C:\Windows\System\EnrLQXM.exe
      2⤵
      • Executes dropped EXE
      PID:2136
    • C:\Windows\System\MupaMXk.exe
      C:\Windows\System\MupaMXk.exe
      2⤵
      • Executes dropped EXE
      PID:3504
    • C:\Windows\System\uMzKODm.exe
      C:\Windows\System\uMzKODm.exe
      2⤵
      • Executes dropped EXE
      PID:3616
    • C:\Windows\System\CMNLDPp.exe
      C:\Windows\System\CMNLDPp.exe
      2⤵
      • Executes dropped EXE
      PID:2980
    • C:\Windows\System\hAPjkWo.exe
      C:\Windows\System\hAPjkWo.exe
      2⤵
      • Executes dropped EXE
      PID:3328
    • C:\Windows\System\VdgKqAZ.exe
      C:\Windows\System\VdgKqAZ.exe
      2⤵
      • Executes dropped EXE
      PID:2340
    • C:\Windows\System\nIWOJQm.exe
      C:\Windows\System\nIWOJQm.exe
      2⤵
      • Executes dropped EXE
      PID:3412
    • C:\Windows\System\BwrOVyo.exe
      C:\Windows\System\BwrOVyo.exe
      2⤵
      • Executes dropped EXE
      PID:468
    • C:\Windows\System\nkSDGuA.exe
      C:\Windows\System\nkSDGuA.exe
      2⤵
      • Executes dropped EXE
      PID:1804
    • C:\Windows\System\QeZelYS.exe
      C:\Windows\System\QeZelYS.exe
      2⤵
      • Executes dropped EXE
      PID:1060
    • C:\Windows\System\gqRjdSV.exe
      C:\Windows\System\gqRjdSV.exe
      2⤵
      • Executes dropped EXE
      PID:5032
    • C:\Windows\System\ZAkXitB.exe
      C:\Windows\System\ZAkXitB.exe
      2⤵
      • Executes dropped EXE
      PID:4580

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        BwrOVyo.exe

        • Path C:\Windows\System\BwrOVyo.exe
        • Size 5.9MB
        • SHA256 363b0ffac095bedcc5b26c447367f1efc98f43f95a7c20bba83d79d560fa5766
        • MD5 SHA1 SHA512 SSDEEP

        CFnNnEW.exe

        • Path C:\Windows\System\CFnNnEW.exe
        • Size 5.9MB
        • SHA256 a4f89a5793c4b950dd2e620d8017796fd38f33e61b0afc92af486558b26f85df
        • MD5 SHA1 SHA512 SSDEEP

        CMNLDPp.exe

        • Path C:\Windows\System\CMNLDPp.exe
        • Size 5.9MB
        • SHA256 cb2379244a9f714cb14c354c43b311f5f45deee2719e9612c05af5a10bf20d97
        • MD5 SHA1 SHA512 SSDEEP

        DDUAZfj.exe

        • Path C:\Windows\System\DDUAZfj.exe
        • Size 5.9MB
        • SHA256 2556c460d4b775c820319ce041d389f1d8f8e39c30674178aa801d4aceca6c75
        • MD5 SHA1 SHA512 SSDEEP

        DZsGfGg.exe

        • Path C:\Windows\System\DZsGfGg.exe
        • Size 5.9MB
        • SHA256 80f9e3910cf9bf05eec73801158b52f03ea9ce45e21eab6c983e4b3cfee6ee4a
        • MD5 SHA1 SHA512 SSDEEP

        EnrLQXM.exe

        • Path C:\Windows\System\EnrLQXM.exe
        • Size 5.9MB
        • SHA256 46f4e2dc9a5f80461f1f6c3ad3b64f67f615bb8ed1ae9f9d0e6780e9576eba6d
        • MD5 SHA1 SHA512 SSDEEP

        KKRrBqn.exe

        • Path C:\Windows\System\KKRrBqn.exe
        • Size 5.9MB
        • SHA256 9579d323c078fd0184e741080b67e66579b3f6910a0810f68f3998f77e7d6136
        • MD5 SHA1 SHA512 SSDEEP

        MupaMXk.exe

        • Path C:\Windows\System\MupaMXk.exe
        • Size 5.9MB
        • SHA256 fa79d8b8bbcef6abaaf09da265cbd42efca8afcb0f708f2973588a5a03822b29
        • MD5 SHA1 SHA512 SSDEEP

        QeZelYS.exe

        • Path C:\Windows\System\QeZelYS.exe
        • Size 5.9MB
        • SHA256 b12045dd1ce7a2220ed317db355c89d6b1a3cfce5307f0c94bd3cf57ddfc7d48
        • MD5 SHA1 SHA512 SSDEEP

        UAiBRQC.exe

        • Path C:\Windows\System\UAiBRQC.exe
        • Size 5.9MB
        • SHA256 2eb14a1c6c45934cbfec6cd77887e231b5104f4d2cad96d1b587e96b61428252
        • MD5 SHA1 SHA512 SSDEEP

        VdgKqAZ.exe

        • Path C:\Windows\System\VdgKqAZ.exe
        • Size 5.9MB
        • SHA256 175503f1e7d88dbe1a2f72bc9b5db3dc730d9ecd8cff2076e8204571480e6da3
        • MD5 SHA1 SHA512 SSDEEP

        XIxTJeh.exe

        • Path C:\Windows\System\XIxTJeh.exe
        • Size 5.9MB
        • SHA256 c0bc5da2a918191fffa790970e73ede07262f1f3c329c54aa50531018283c9c1
        • MD5 SHA1 SHA512 SSDEEP

        ZAkXitB.exe

        • Path C:\Windows\System\ZAkXitB.exe
        • Size 5.9MB
        • SHA256 a78ad82622260b4271697a8904d17974a0e7a479c2b50bc8c1d899144cd834be
        • MD5 SHA1 SHA512 SSDEEP

        ZFgUeJq.exe

        • Path C:\Windows\System\ZFgUeJq.exe
        • Size 5.9MB
        • SHA256 baad52179c55f8646749accfe72df9c0aed3cf093320f428ddee49cc764cfd3b
        • MD5 SHA1 SHA512 SSDEEP

        gqRjdSV.exe

        • Path C:\Windows\System\gqRjdSV.exe
        • Size 5.9MB
        • SHA256 8a3ef1b9104597229a7be79861021f3edf56e7b49f0b6571bf1e203d1bab282a
        • MD5 SHA1 SHA512 SSDEEP

        hAPjkWo.exe

        • Path C:\Windows\System\hAPjkWo.exe
        • Size 5.9MB
        • SHA256 1482c0b815d1ba76f187df8bdba80677f29b1decca39e8c85f51bd997d99bb85
        • MD5 SHA1 SHA512 SSDEEP

        mIndfIL.exe

        • Path C:\Windows\System\mIndfIL.exe
        • Size 5.9MB
        • SHA256 5247d9c412d5a268b2fc4c58618dcd3707af7522e8f84543e97319fe9ee07170
        • MD5 SHA1 SHA512 SSDEEP

        nIWOJQm.exe

        • Path C:\Windows\System\nIWOJQm.exe
        • Size 5.9MB
        • SHA256 30673eeb7cce963f0fd6e350e070f7e210c5ede0743c932baf2ac572f3f6d061
        • MD5 SHA1 SHA512 SSDEEP

        nkSDGuA.exe

        • Path C:\Windows\System\nkSDGuA.exe
        • Size 5.9MB
        • SHA256 79f545ea799e6d3280e310aaba29e85ccd6fb838dfc0e8356be128d510b46f04
        • MD5 SHA1 SHA512 SSDEEP

        tTGaUQX.exe

        • Path C:\Windows\System\tTGaUQX.exe
        • Size 5.9MB
        • SHA256 c3d26dd1f7cdc12ced6b2ee50ee9ce8881b8885eb7a5c1f470b9d338098b43e8
        • MD5 SHA1 SHA512 SSDEEP

        uMzKODm.exe

        • Path C:\Windows\System\uMzKODm.exe
        • Size 5.9MB
        • SHA256 bd4faf4b6f2141cff39881bb5a8ee3c671a96cc398c1bb8f2c1c3f04cbaa7400
        • MD5 SHA1 SHA512 SSDEEP

        memory/468-144-0x00007FF6EE3A0000-0x00007FF6EE6F4000-memory.dmp

        memory/468-123-0x00007FF6EE3A0000-0x00007FF6EE6F4000-memory.dmp

        memory/1060-125-0x00007FF6B5A80000-0x00007FF6B5DD4000-memory.dmp

        memory/1060-149-0x00007FF6B5A80000-0x00007FF6B5DD4000-memory.dmp

        memory/1284-19-0x00007FF7113E0000-0x00007FF711734000-memory.dmp

        memory/1284-131-0x00007FF7113E0000-0x00007FF711734000-memory.dmp

        memory/1284-129-0x00007FF7113E0000-0x00007FF711734000-memory.dmp

        memory/1444-114-0x00007FF6AD540000-0x00007FF6AD894000-memory.dmp

        memory/1444-137-0x00007FF6AD540000-0x00007FF6AD894000-memory.dmp

        memory/1500-138-0x00007FF655E10000-0x00007FF656164000-memory.dmp

        memory/1500-115-0x00007FF655E10000-0x00007FF656164000-memory.dmp

        memory/1804-147-0x00007FF750EA0000-0x00007FF7511F4000-memory.dmp

        memory/1804-124-0x00007FF750EA0000-0x00007FF7511F4000-memory.dmp

        memory/2136-116-0x00007FF748860000-0x00007FF748BB4000-memory.dmp

        memory/2136-139-0x00007FF748860000-0x00007FF748BB4000-memory.dmp

        memory/2340-121-0x00007FF7D0810000-0x00007FF7D0B64000-memory.dmp

        memory/2340-145-0x00007FF7D0810000-0x00007FF7D0B64000-memory.dmp

        memory/2980-119-0x00007FF680C20000-0x00007FF680F74000-memory.dmp

        memory/2980-146-0x00007FF680C20000-0x00007FF680F74000-memory.dmp

        memory/3328-120-0x00007FF6CB1D0000-0x00007FF6CB524000-memory.dmp

        memory/3328-143-0x00007FF6CB1D0000-0x00007FF6CB524000-memory.dmp

        memory/3412-142-0x00007FF70CD30000-0x00007FF70D084000-memory.dmp

        memory/3412-122-0x00007FF70CD30000-0x00007FF70D084000-memory.dmp

        memory/3428-26-0x00007FF7F8710000-0x00007FF7F8A64000-memory.dmp

        memory/3428-133-0x00007FF7F8710000-0x00007FF7F8A64000-memory.dmp

        memory/3456-113-0x00007FF78B2D0000-0x00007FF78B624000-memory.dmp

        memory/3456-136-0x00007FF78B2D0000-0x00007FF78B624000-memory.dmp

        memory/3504-140-0x00007FF627170000-0x00007FF6274C4000-memory.dmp

        memory/3504-117-0x00007FF627170000-0x00007FF6274C4000-memory.dmp

        memory/3524-34-0x00007FF64FC00000-0x00007FF64FF54000-memory.dmp

        memory/3524-134-0x00007FF64FC00000-0x00007FF64FF54000-memory.dmp

        memory/3616-141-0x00007FF7024A0000-0x00007FF7027F4000-memory.dmp

        memory/3616-118-0x00007FF7024A0000-0x00007FF7027F4000-memory.dmp

        memory/4124-20-0x00007FF6E1BF0000-0x00007FF6E1F44000-memory.dmp

        memory/4124-132-0x00007FF6E1BF0000-0x00007FF6E1F44000-memory.dmp

        memory/4172-130-0x00007FF7DE0F0000-0x00007FF7DE444000-memory.dmp

        memory/4172-8-0x00007FF7DE0F0000-0x00007FF7DE444000-memory.dmp

        memory/4560-128-0x00007FF701CF0000-0x00007FF702044000-memory.dmp

        memory/4560-0-0x00007FF701CF0000-0x00007FF702044000-memory.dmp

        memory/4560-1-0x000001C025E00000-0x000001C025E10000-memory.dmp

        memory/4580-127-0x00007FF6EAE10000-0x00007FF6EB164000-memory.dmp

        memory/4580-148-0x00007FF6EAE10000-0x00007FF6EB164000-memory.dmp

        memory/4648-135-0x00007FF7FACC0000-0x00007FF7FB014000-memory.dmp

        memory/4648-112-0x00007FF7FACC0000-0x00007FF7FB014000-memory.dmp

        memory/5032-126-0x00007FF61D000000-0x00007FF61D354000-memory.dmp

        memory/5032-150-0x00007FF61D000000-0x00007FF61D354000-memory.dmp