Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/06/2024, 22:08

General

  • Target
    2024-06-02_7acd6ab6cda85a414d23ec523c421921_cobalt-strike_cobaltstrike.exe
  • Size 5.9MB
  • Sample240602-118hwagg2z
  • SHA256 3a5ba851be9faf72646f766574d42c6101dcb2ef6dda1af2562e11e1574e7d5f
  • 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\2024-06-02_7acd6ab6cda85a414d23ec523c421921_cobalt-strike_cobaltstrike.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-06-02_7acd6ab6cda85a414d23ec523c421921_cobalt-strike_cobaltstrike.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2752
    • C:\Windows\System\QVkslra.exe
      C:\Windows\System\QVkslra.exe
      2⤵
      • Executes dropped EXE
      PID:712
    • C:\Windows\System\OqWyftJ.exe
      C:\Windows\System\OqWyftJ.exe
      2⤵
      • Executes dropped EXE
      PID:2668
    • C:\Windows\System\nFSMKoI.exe
      C:\Windows\System\nFSMKoI.exe
      2⤵
      • Executes dropped EXE
      PID:948
    • C:\Windows\System\GjEJVlr.exe
      C:\Windows\System\GjEJVlr.exe
      2⤵
      • Executes dropped EXE
      PID:2292
    • C:\Windows\System\svpsKhw.exe
      C:\Windows\System\svpsKhw.exe
      2⤵
      • Executes dropped EXE
      PID:3552
    • C:\Windows\System\OfIJWTF.exe
      C:\Windows\System\OfIJWTF.exe
      2⤵
      • Executes dropped EXE
      PID:2992
    • C:\Windows\System\nPiwDjX.exe
      C:\Windows\System\nPiwDjX.exe
      2⤵
      • Executes dropped EXE
      PID:1968
    • C:\Windows\System\eVLBvor.exe
      C:\Windows\System\eVLBvor.exe
      2⤵
      • Executes dropped EXE
      PID:1672
    • C:\Windows\System\xotbuRY.exe
      C:\Windows\System\xotbuRY.exe
      2⤵
      • Executes dropped EXE
      PID:1768
    • C:\Windows\System\CFhmIit.exe
      C:\Windows\System\CFhmIit.exe
      2⤵
      • Executes dropped EXE
      PID:2908
    • C:\Windows\System\ArikiMv.exe
      C:\Windows\System\ArikiMv.exe
      2⤵
      • Executes dropped EXE
      PID:4444
    • C:\Windows\System\RBgKDpq.exe
      C:\Windows\System\RBgKDpq.exe
      2⤵
      • Executes dropped EXE
      PID:2944
    • C:\Windows\System\HSLUdpZ.exe
      C:\Windows\System\HSLUdpZ.exe
      2⤵
      • Executes dropped EXE
      PID:1740
    • C:\Windows\System\sQhWrki.exe
      C:\Windows\System\sQhWrki.exe
      2⤵
      • Executes dropped EXE
      PID:2956
    • C:\Windows\System\mtpMhlK.exe
      C:\Windows\System\mtpMhlK.exe
      2⤵
      • Executes dropped EXE
      PID:1892
    • C:\Windows\System\heQzPgY.exe
      C:\Windows\System\heQzPgY.exe
      2⤵
      • Executes dropped EXE
      PID:2076
    • C:\Windows\System\FeBFjdM.exe
      C:\Windows\System\FeBFjdM.exe
      2⤵
      • Executes dropped EXE
      PID:1864
    • C:\Windows\System\TMIhhvR.exe
      C:\Windows\System\TMIhhvR.exe
      2⤵
      • Executes dropped EXE
      PID:2832
    • C:\Windows\System\BuTkIYk.exe
      C:\Windows\System\BuTkIYk.exe
      2⤵
      • Executes dropped EXE
      PID:3956
    • C:\Windows\System\uUqGWBv.exe
      C:\Windows\System\uUqGWBv.exe
      2⤵
      • Executes dropped EXE
      PID:2288
    • C:\Windows\System\EIxxHPL.exe
      C:\Windows\System\EIxxHPL.exe
      2⤵
      • Executes dropped EXE
      PID:2068

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        ArikiMv.exe

        • Path C:\Windows\System\ArikiMv.exe
        • Size 5.9MB
        • SHA256 a28c955549362fcac59d7a56693a4646946547b6a80650d6098d14166d5823bf
        • MD5 SHA1 SHA512 SSDEEP

        BuTkIYk.exe

        • Path C:\Windows\System\BuTkIYk.exe
        • Size 5.9MB
        • SHA256 147f4f2ff379c1559a05bddeb7bbfde20b806760154ca79a2eb422524afed1a3
        • MD5 SHA1 SHA512 SSDEEP

        CFhmIit.exe

        • Path C:\Windows\System\CFhmIit.exe
        • Size 5.9MB
        • SHA256 a347cf9faa4cfaee164ce7895ff2a34e94475d8f49ccd360746ec6da18e9f59d
        • MD5 SHA1 SHA512 SSDEEP

        EIxxHPL.exe

        • Path C:\Windows\System\EIxxHPL.exe
        • Size 5.9MB
        • SHA256 13a9e3b29cfb714515f000a3691b5013a69e2731f834ae70347cc631735b0a57
        • MD5 SHA1 SHA512 SSDEEP

        FeBFjdM.exe

        • Path C:\Windows\System\FeBFjdM.exe
        • Size 5.9MB
        • SHA256 1e841ef0d3c23cdedf5dc405267f17d4d325085a3f22148d22e98213aa420e41
        • MD5 SHA1 SHA512 SSDEEP

        GjEJVlr.exe

        • Path C:\Windows\System\GjEJVlr.exe
        • Size 5.9MB
        • SHA256 ccd9fb4b6d26da4028391dea9354454eff569d5db7ca4b51b89914d268edcf3a
        • MD5 SHA1 SHA512 SSDEEP

        HSLUdpZ.exe

        • Path C:\Windows\System\HSLUdpZ.exe
        • Size 5.9MB
        • SHA256 6393a4e8a039970c78bf34c571cefcff586cd1e2611e36782a1835e93b8c6fd1
        • MD5 SHA1 SHA512 SSDEEP

        OfIJWTF.exe

        • Path C:\Windows\System\OfIJWTF.exe
        • Size 5.9MB
        • SHA256 7df49d4905eeb0cba2d17da69087cd4885ce269df6e92229269d96d81cba36bf
        • MD5 SHA1 SHA512 SSDEEP

        OqWyftJ.exe

        • Path C:\Windows\System\OqWyftJ.exe
        • Size 5.9MB
        • SHA256 d14d7dc6745a3a921de87cd4997d5f308aba7fa2edcd6085e2c26e38c9b6903b
        • MD5 SHA1 SHA512 SSDEEP

        QVkslra.exe

        • Path C:\Windows\System\QVkslra.exe
        • Size 5.9MB
        • SHA256 4306c7d87cac8fd10f53a15e2f05d0a524c6cde310acb0c2426531b5f656a17f
        • MD5 SHA1 SHA512 SSDEEP

        RBgKDpq.exe

        • Path C:\Windows\System\RBgKDpq.exe
        • Size 5.9MB
        • SHA256 6c5ddb63515827b853e595ab61675d3c6531026a6a7066d1d00ab03282c61ecf
        • MD5 SHA1 SHA512 SSDEEP

        TMIhhvR.exe

        • Path C:\Windows\System\TMIhhvR.exe
        • Size 5.9MB
        • SHA256 a7c506f6b0d0d6ba0e86d560779512250ee107f2c0265f38e5199e3052d7d63f
        • MD5 SHA1 SHA512 SSDEEP

        eVLBvor.exe

        • Path C:\Windows\System\eVLBvor.exe
        • Size 5.9MB
        • SHA256 5d87c71de048367428e2045df4b72cbb3054b41e52940342051f853d2a82000a
        • MD5 SHA1 SHA512 SSDEEP

        heQzPgY.exe

        • Path C:\Windows\System\heQzPgY.exe
        • Size 5.9MB
        • SHA256 05b60e038f33577ab4118eae3e1d33efe4452bcf88575d7c88ab6008791e3c0f
        • MD5 SHA1 SHA512 SSDEEP

        mtpMhlK.exe

        • Path C:\Windows\System\mtpMhlK.exe
        • Size 5.9MB
        • SHA256 89975fa7efd417f1f743304dc21a5c7eb9b9ea8151464464a8fbfb2ea7302db5
        • MD5 SHA1 SHA512 SSDEEP

        nFSMKoI.exe

        • Path C:\Windows\System\nFSMKoI.exe
        • Size 5.9MB
        • SHA256 01714de47fa5e91456eeb753bd2bef36d20e3f866df4947d723ce1ece3211fb0
        • MD5 SHA1 SHA512 SSDEEP

        nPiwDjX.exe

        • Path C:\Windows\System\nPiwDjX.exe
        • Size 5.9MB
        • SHA256 e951292b427f6298b20918024549224bcc29136a9ae74b98523e85318137ad1b
        • MD5 SHA1 SHA512 SSDEEP

        sQhWrki.exe

        • Path C:\Windows\System\sQhWrki.exe
        • Size 5.9MB
        • SHA256 b04aa77767ca6116ddfc76015e8d7bbeccfd252e7b874042177ebbd3a1fbed05
        • MD5 SHA1 SHA512 SSDEEP

        svpsKhw.exe

        • Path C:\Windows\System\svpsKhw.exe
        • Size 5.9MB
        • SHA256 e754133a509cb400e4baba0d1d9596ee58b1bffe047416f5bd0190d398a4feb9
        • MD5 SHA1 SHA512 SSDEEP

        uUqGWBv.exe

        • Path C:\Windows\System\uUqGWBv.exe
        • Size 5.9MB
        • SHA256 13dc9f7377dc571a155fd77e8870d5427d9fbecf04a1d47a4097cde670d02d80
        • MD5 SHA1 SHA512 SSDEEP

        xotbuRY.exe

        • Path C:\Windows\System\xotbuRY.exe
        • Size 5.9MB
        • SHA256 8e1fdb08b3f615c62a5f81f2ec1e2dbdf9be9414606db9c5a252f33e2fab01e1
        • MD5 SHA1 SHA512 SSDEEP

        memory/712-71-0x00007FF756B20000-0x00007FF756E74000-memory.dmp

        memory/712-8-0x00007FF756B20000-0x00007FF756E74000-memory.dmp

        memory/712-139-0x00007FF756B20000-0x00007FF756E74000-memory.dmp

        memory/948-20-0x00007FF7F4810000-0x00007FF7F4B64000-memory.dmp

        memory/948-141-0x00007FF7F4810000-0x00007FF7F4B64000-memory.dmp

        memory/1672-51-0x00007FF707530000-0x00007FF707884000-memory.dmp

        memory/1672-146-0x00007FF707530000-0x00007FF707884000-memory.dmp

        memory/1740-150-0x00007FF7E3BE0000-0x00007FF7E3F34000-memory.dmp

        memory/1740-81-0x00007FF7E3BE0000-0x00007FF7E3F34000-memory.dmp

        memory/1740-132-0x00007FF7E3BE0000-0x00007FF7E3F34000-memory.dmp

        memory/1768-147-0x00007FF7B4960000-0x00007FF7B4CB4000-memory.dmp

        memory/1768-56-0x00007FF7B4960000-0x00007FF7B4CB4000-memory.dmp

        memory/1864-110-0x00007FF7B7E60000-0x00007FF7B81B4000-memory.dmp

        memory/1864-155-0x00007FF7B7E60000-0x00007FF7B81B4000-memory.dmp

        memory/1892-93-0x00007FF791050000-0x00007FF7913A4000-memory.dmp

        memory/1892-135-0x00007FF791050000-0x00007FF7913A4000-memory.dmp

        memory/1892-153-0x00007FF791050000-0x00007FF7913A4000-memory.dmp

        memory/1968-44-0x00007FF741A90000-0x00007FF741DE4000-memory.dmp

        memory/1968-145-0x00007FF741A90000-0x00007FF741DE4000-memory.dmp

        memory/2068-131-0x00007FF692970000-0x00007FF692CC4000-memory.dmp

        memory/2068-159-0x00007FF692970000-0x00007FF692CC4000-memory.dmp

        memory/2076-136-0x00007FF731600000-0x00007FF731954000-memory.dmp

        memory/2076-154-0x00007FF731600000-0x00007FF731954000-memory.dmp

        memory/2076-100-0x00007FF731600000-0x00007FF731954000-memory.dmp

        memory/2288-138-0x00007FF6C7030000-0x00007FF6C7384000-memory.dmp

        memory/2288-158-0x00007FF6C7030000-0x00007FF6C7384000-memory.dmp

        memory/2288-125-0x00007FF6C7030000-0x00007FF6C7384000-memory.dmp

        memory/2292-142-0x00007FF701E80000-0x00007FF7021D4000-memory.dmp

        memory/2292-26-0x00007FF701E80000-0x00007FF7021D4000-memory.dmp

        memory/2668-140-0x00007FF74A560000-0x00007FF74A8B4000-memory.dmp

        memory/2668-76-0x00007FF74A560000-0x00007FF74A8B4000-memory.dmp

        memory/2668-14-0x00007FF74A560000-0x00007FF74A8B4000-memory.dmp

        memory/2752-60-0x00007FF73A310000-0x00007FF73A664000-memory.dmp

        memory/2752-1-0x000001BF22B20000-0x000001BF22B30000-memory.dmp

        memory/2752-0-0x00007FF73A310000-0x00007FF73A664000-memory.dmp

        memory/2832-156-0x00007FF79FFB0000-0x00007FF7A0304000-memory.dmp

        memory/2832-117-0x00007FF79FFB0000-0x00007FF7A0304000-memory.dmp

        memory/2908-63-0x00007FF7ED080000-0x00007FF7ED3D4000-memory.dmp

        memory/2908-148-0x00007FF7ED080000-0x00007FF7ED3D4000-memory.dmp

        memory/2944-134-0x00007FF6BB000000-0x00007FF6BB354000-memory.dmp

        memory/2944-88-0x00007FF6BB000000-0x00007FF6BB354000-memory.dmp

        memory/2944-152-0x00007FF6BB000000-0x00007FF6BB354000-memory.dmp

        memory/2956-84-0x00007FF6E2110000-0x00007FF6E2464000-memory.dmp

        memory/2956-133-0x00007FF6E2110000-0x00007FF6E2464000-memory.dmp

        memory/2956-151-0x00007FF6E2110000-0x00007FF6E2464000-memory.dmp

        memory/2992-109-0x00007FF6A87E0000-0x00007FF6A8B34000-memory.dmp

        memory/2992-144-0x00007FF6A87E0000-0x00007FF6A8B34000-memory.dmp

        memory/2992-38-0x00007FF6A87E0000-0x00007FF6A8B34000-memory.dmp

        memory/3552-143-0x00007FF6635B0000-0x00007FF663904000-memory.dmp

        memory/3552-32-0x00007FF6635B0000-0x00007FF663904000-memory.dmp

        memory/3956-137-0x00007FF6CAFB0000-0x00007FF6CB304000-memory.dmp

        memory/3956-157-0x00007FF6CAFB0000-0x00007FF6CB304000-memory.dmp

        memory/3956-118-0x00007FF6CAFB0000-0x00007FF6CB304000-memory.dmp

        memory/4444-149-0x00007FF70A8D0000-0x00007FF70AC24000-memory.dmp

        memory/4444-73-0x00007FF70A8D0000-0x00007FF70AC24000-memory.dmp