Analysis

  • max time kernel
    140s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    09/11/2024, 15:24

General

  • Target
    2024-11-09_9193a68334f3d0ceb7c720348d7cb892_cobalt-strike_cobaltstrike_poet-rat.exe
  • Size 5.2MB
  • Sample241109-stdqxsxble
  • SHA256 7818509911bf43dbd4c52a0dd9f6b86bd8d1411c6b7cf01776cbd5cf92ab5b00
  • 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.

  • Cobaltstrike family
  • Xmrig family
  • xmrig

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

  • XMRig Miner payload 41 IoCs
  • Executes dropped EXE 21 IoCs
  • Loads dropped DLL 21 IoCs
  • UPX packed file 61 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 63 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-11-09_9193a68334f3d0ceb7c720348d7cb892_cobalt-strike_cobaltstrike_poet-rat.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-11-09_9193a68334f3d0ceb7c720348d7cb892_cobalt-strike_cobaltstrike_poet-rat.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1288
    • C:\Windows\System\HxOETFH.exe
      C:\Windows\System\HxOETFH.exe
      2⤵
      • Executes dropped EXE
      PID:2892
    • C:\Windows\System\EoqqzdV.exe
      C:\Windows\System\EoqqzdV.exe
      2⤵
      • Executes dropped EXE
      PID:3056
    • C:\Windows\System\TVGMhFP.exe
      C:\Windows\System\TVGMhFP.exe
      2⤵
      • Executes dropped EXE
      PID:2540
    • C:\Windows\System\xQmWDiZ.exe
      C:\Windows\System\xQmWDiZ.exe
      2⤵
      • Executes dropped EXE
      PID:1964
    • C:\Windows\System\xzWGXGt.exe
      C:\Windows\System\xzWGXGt.exe
      2⤵
      • Executes dropped EXE
      PID:796
    • C:\Windows\System\eXFvOuc.exe
      C:\Windows\System\eXFvOuc.exe
      2⤵
      • Executes dropped EXE
      PID:2184
    • C:\Windows\System\SFmkboW.exe
      C:\Windows\System\SFmkboW.exe
      2⤵
      • Executes dropped EXE
      PID:2704
    • C:\Windows\System\hOhrXDG.exe
      C:\Windows\System\hOhrXDG.exe
      2⤵
      • Executes dropped EXE
      PID:2308
    • C:\Windows\System\XvLICHS.exe
      C:\Windows\System\XvLICHS.exe
      2⤵
      • Executes dropped EXE
      PID:2812
    • C:\Windows\System\uAzbfYZ.exe
      C:\Windows\System\uAzbfYZ.exe
      2⤵
      • Executes dropped EXE
      PID:2852
    • C:\Windows\System\qgFxSVD.exe
      C:\Windows\System\qgFxSVD.exe
      2⤵
      • Executes dropped EXE
      PID:2768
    • C:\Windows\System\ZhmojfE.exe
      C:\Windows\System\ZhmojfE.exe
      2⤵
      • Executes dropped EXE
      PID:2268
    • C:\Windows\System\mlRwUCU.exe
      C:\Windows\System\mlRwUCU.exe
      2⤵
      • Executes dropped EXE
      PID:2888
    • C:\Windows\System\CStYORd.exe
      C:\Windows\System\CStYORd.exe
      2⤵
      • Executes dropped EXE
      PID:2648
    • C:\Windows\System\uRMuVKR.exe
      C:\Windows\System\uRMuVKR.exe
      2⤵
      • Executes dropped EXE
      PID:2916
    • C:\Windows\System\nwrDnxt.exe
      C:\Windows\System\nwrDnxt.exe
      2⤵
      • Executes dropped EXE
      PID:2784
    • C:\Windows\System\nYojjxl.exe
      C:\Windows\System\nYojjxl.exe
      2⤵
      • Executes dropped EXE
      PID:2860
    • C:\Windows\System\sTlawHk.exe
      C:\Windows\System\sTlawHk.exe
      2⤵
      • Executes dropped EXE
      PID:2632
    • C:\Windows\System\olVJyyz.exe
      C:\Windows\System\olVJyyz.exe
      2⤵
      • Executes dropped EXE
      PID:2688
    • C:\Windows\System\YTDRltK.exe
      C:\Windows\System\YTDRltK.exe
      2⤵
      • Executes dropped EXE
      PID:3028
    • C:\Windows\System\nVyHBfq.exe
      C:\Windows\System\nVyHBfq.exe
      2⤵
      • Executes dropped EXE
      PID:3052

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        CStYORd.exe

        • Path C:\Windows\system\CStYORd.exe
        • Size 5.2MB
        • SHA256 6f5e718de307e0e0d19f1f507cb0b66d360d9263b655e7c966a3dccec72ab6de
        • MD5 SHA1 SHA512 SSDEEP

        EoqqzdV.exe

        • Path C:\Windows\system\EoqqzdV.exe
        • Size 5.2MB
        • SHA256 c85620645f188ab52a86f91ec9528885cc865a6833804cdae518c898e39f2ddf
        • MD5 SHA1 SHA512 SSDEEP

        SFmkboW.exe

        • Path C:\Windows\system\SFmkboW.exe
        • Size 5.2MB
        • SHA256 cab9c689363ec9006aad7df2d20ddc6250e3b39eb9c8c25da8230611e1792e59
        • MD5 SHA1 SHA512 SSDEEP

        XvLICHS.exe

        • Path C:\Windows\system\XvLICHS.exe
        • Size 5.2MB
        • SHA256 200b2e42566348793c8ea3f78ed63bbd86b5e9144e8469b5484c5ca80342b7ee
        • MD5 SHA1 SHA512 SSDEEP

        YTDRltK.exe

        • Path C:\Windows\system\YTDRltK.exe
        • Size 5.2MB
        • SHA256 78a7f543138c218a3fdbeb79eb895b83af2e4fe1f13345666743fbeeecb2821e
        • MD5 SHA1 SHA512 SSDEEP

        ZhmojfE.exe

        • Path C:\Windows\system\ZhmojfE.exe
        • Size 5.2MB
        • SHA256 39329046ecc18db7e304daeca6b61da9a4b1f03d25074caf86f146b4db81be4e
        • MD5 SHA1 SHA512 SSDEEP

        eXFvOuc.exe

        • Path C:\Windows\system\eXFvOuc.exe
        • Size 5.2MB
        • SHA256 0bfc540cb08ce30d77af1c09def2e9b833545076898b264648eb306d3d366723
        • MD5 SHA1 SHA512 SSDEEP

        hOhrXDG.exe

        • Path C:\Windows\system\hOhrXDG.exe
        • Size 5.2MB
        • SHA256 4ca3654b360cbc4b71333f6876b84e0ccba7fea77cbf59e9d88fa57196577d84
        • MD5 SHA1 SHA512 SSDEEP

        mlRwUCU.exe

        • Path C:\Windows\system\mlRwUCU.exe
        • Size 5.2MB
        • SHA256 b50c0aa86c20b2628ad33792a329225cb7d4c77ad823fc90192fa189ee7afa96
        • MD5 SHA1 SHA512 SSDEEP

        nVyHBfq.exe

        • Path C:\Windows\system\nVyHBfq.exe
        • Size 5.2MB
        • SHA256 69e2ef1d84bb08f70a4e09424dbfc51dfecb60fda5057aa5742cf085db628785
        • MD5 SHA1 SHA512 SSDEEP

        nYojjxl.exe

        • Path C:\Windows\system\nYojjxl.exe
        • Size 5.2MB
        • SHA256 8f1ac0a6aed55bebbba1a067b00b0123576df397e51c81a9013c254dc33a4aff
        • MD5 SHA1 SHA512 SSDEEP

        nwrDnxt.exe

        • Path C:\Windows\system\nwrDnxt.exe
        • Size 5.2MB
        • SHA256 6ce3875b06db0aedd1288f22ee543fb1d400423a2b3ea0d8e4ebd17c4e048734
        • MD5 SHA1 SHA512 SSDEEP

        olVJyyz.exe

        • Path C:\Windows\system\olVJyyz.exe
        • Size 5.2MB
        • SHA256 48148dd17abbf3de71e08ab3f0fe368fe7c6813c297a0ce283c8bbd4ab4bdf2c
        • MD5 SHA1 SHA512 SSDEEP

        qgFxSVD.exe

        • Path C:\Windows\system\qgFxSVD.exe
        • Size 5.2MB
        • SHA256 688b1f7dd1187f1dc5d0c0f7b2a9184c0a43f0d2d1d47d9d8746cd1ec51df2da
        • MD5 SHA1 SHA512 SSDEEP

        sTlawHk.exe

        • Path C:\Windows\system\sTlawHk.exe
        • Size 5.2MB
        • SHA256 f47bd556aebaace413f7ebadb412c020a2417c0175c5bf6e7f61a2ae419c5c05
        • MD5 SHA1 SHA512 SSDEEP

        uAzbfYZ.exe

        • Path C:\Windows\system\uAzbfYZ.exe
        • Size 5.2MB
        • SHA256 79fadcaa8603404aaac0c863028adfb6f93ec779a179e508beb0a1fe0cd85323
        • MD5 SHA1 SHA512 SSDEEP

        uRMuVKR.exe

        • Path C:\Windows\system\uRMuVKR.exe
        • Size 5.2MB
        • SHA256 89453932d002975009b62a3ef8b9f2f28f7d11582ffec2e2bc6890b209d99cdf
        • MD5 SHA1 SHA512 SSDEEP

        xQmWDiZ.exe

        • Path C:\Windows\system\xQmWDiZ.exe
        • Size 5.2MB
        • SHA256 e908572e4dc9acd6d0d438895a7f9978083b31a1861668bf7bb5adac51f289b1
        • MD5 SHA1 SHA512 SSDEEP

        xzWGXGt.exe

        • Path C:\Windows\system\xzWGXGt.exe
        • Size 5.2MB
        • SHA256 ddfc8cb01cf0216e42ddbb1ecef08e2c0f08829df5ebdc96e3fecbfd451be3a1
        • MD5 SHA1 SHA512 SSDEEP

        HxOETFH.exe

        • Path \Windows\system\HxOETFH.exe
        • Size 5.2MB
        • SHA256 33400915621389c9ac4bc29c85e6aa26571e24e75b4f87d09b0b4bd536bf7c38
        • MD5 SHA1 SHA512 SSDEEP

        TVGMhFP.exe

        • Path \Windows\system\TVGMhFP.exe
        • Size 5.2MB
        • SHA256 1ce45faf96e7e34ae2ed232ef327192a08b65b9f1a87321d1365c40857cc762d
        • MD5 SHA1 SHA512 SSDEEP

        memory/796-225-0x000000013FA20000-0x000000013FD71000-memory.dmp

        memory/796-113-0x000000013FA20000-0x000000013FD71000-memory.dmp

        memory/1288-119-0x000000013F4D0000-0x000000013F821000-memory.dmp

        memory/1288-153-0x000000013FAE0000-0x000000013FE31000-memory.dmp

        memory/1288-1-0x00000000000F0000-0x0000000000100000-memory.dmp

        memory/1288-111-0x0000000002210000-0x0000000002561000-memory.dmp

        memory/1288-114-0x000000013F1C0000-0x000000013F511000-memory.dmp

        memory/1288-116-0x000000013FEE0000-0x0000000140231000-memory.dmp

        memory/1288-154-0x000000013FAE0000-0x000000013FE31000-memory.dmp

        memory/1288-123-0x000000013F780000-0x000000013FAD1000-memory.dmp

        memory/1288-127-0x000000013F0C0000-0x000000013F411000-memory.dmp

        memory/1288-121-0x000000013F0C0000-0x000000013F411000-memory.dmp

        memory/1288-129-0x000000013F5A0000-0x000000013F8F1000-memory.dmp

        memory/1288-131-0x000000013FAE0000-0x000000013FE31000-memory.dmp

        memory/1288-0-0x000000013FAE0000-0x000000013FE31000-memory.dmp

        memory/1288-125-0x000000013F670000-0x000000013F9C1000-memory.dmp

        memory/1288-109-0x000000013FF60000-0x00000001402B1000-memory.dmp

        memory/1964-243-0x000000013FA30000-0x000000013FD81000-memory.dmp

        memory/1964-112-0x000000013FA30000-0x000000013FD81000-memory.dmp

        memory/2184-241-0x000000013F1C0000-0x000000013F511000-memory.dmp

        memory/2184-115-0x000000013F1C0000-0x000000013F511000-memory.dmp

        memory/2268-126-0x000000013F670000-0x000000013F9C1000-memory.dmp

        memory/2268-249-0x000000013F670000-0x000000013F9C1000-memory.dmp

        memory/2308-118-0x000000013FA80000-0x000000013FDD1000-memory.dmp

        memory/2308-245-0x000000013FA80000-0x000000013FDD1000-memory.dmp

        memory/2540-110-0x000000013FF60000-0x00000001402B1000-memory.dmp

        memory/2540-223-0x000000013FF60000-0x00000001402B1000-memory.dmp

        memory/2632-149-0x000000013FB50000-0x000000013FEA1000-memory.dmp

        memory/2648-130-0x000000013F5A0000-0x000000013F8F1000-memory.dmp

        memory/2648-251-0x000000013F5A0000-0x000000013F8F1000-memory.dmp

        memory/2688-150-0x000000013F1F0000-0x000000013F541000-memory.dmp

        memory/2704-227-0x000000013FEE0000-0x0000000140231000-memory.dmp

        memory/2704-117-0x000000013FEE0000-0x0000000140231000-memory.dmp

        memory/2768-124-0x000000013F780000-0x000000013FAD1000-memory.dmp

        memory/2768-231-0x000000013F780000-0x000000013FAD1000-memory.dmp

        memory/2784-147-0x000000013F760000-0x000000013FAB1000-memory.dmp

        memory/2812-120-0x000000013F4D0000-0x000000013F821000-memory.dmp

        memory/2812-229-0x000000013F4D0000-0x000000013F821000-memory.dmp

        memory/2852-122-0x000000013F0C0000-0x000000013F411000-memory.dmp

        memory/2852-247-0x000000013F0C0000-0x000000013F411000-memory.dmp

        memory/2860-148-0x000000013F230000-0x000000013F581000-memory.dmp

        memory/2888-233-0x000000013F0C0000-0x000000013F411000-memory.dmp

        memory/2888-128-0x000000013F0C0000-0x000000013F411000-memory.dmp

        memory/2892-132-0x000000013F3D0000-0x000000013F721000-memory.dmp

        memory/2892-221-0x000000013F3D0000-0x000000013F721000-memory.dmp

        memory/2892-107-0x000000013F3D0000-0x000000013F721000-memory.dmp

        memory/2916-146-0x000000013FC80000-0x000000013FFD1000-memory.dmp

        memory/3028-151-0x000000013FF80000-0x00000001402D1000-memory.dmp

        memory/3052-152-0x000000013F790000-0x000000013FAE1000-memory.dmp

        memory/3056-108-0x000000013FB10000-0x000000013FE61000-memory.dmp

        memory/3056-239-0x000000013FB10000-0x000000013FE61000-memory.dmp