Analysis

  • max time kernel
    138s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/06/2024, 14:35

General

  • Target
    2024-06-29_f7f6f9f9302926b518975b7a884e32f2_cobalt-strike_cobaltstrike_poet-rat.exe
  • Size 5.9MB
  • Sample240629-ryapdszbmg
  • SHA256 da4889eae0a9dcba87de468da19d5fc1ec5b16e673419eb8b9d43bed09f7e7ff
  • 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\2024-06-29_f7f6f9f9302926b518975b7a884e32f2_cobalt-strike_cobaltstrike_poet-rat.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-06-29_f7f6f9f9302926b518975b7a884e32f2_cobalt-strike_cobaltstrike_poet-rat.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4996
    • C:\Windows\System\hjBhuUS.exe
      C:\Windows\System\hjBhuUS.exe
      2⤵
      • Executes dropped EXE
      PID:4960
    • C:\Windows\System\JflNDSa.exe
      C:\Windows\System\JflNDSa.exe
      2⤵
      • Executes dropped EXE
      PID:4604
    • C:\Windows\System\hQRPVxt.exe
      C:\Windows\System\hQRPVxt.exe
      2⤵
      • Executes dropped EXE
      PID:2232
    • C:\Windows\System\PdSwOSI.exe
      C:\Windows\System\PdSwOSI.exe
      2⤵
      • Executes dropped EXE
      PID:1016
    • C:\Windows\System\JHMjwyL.exe
      C:\Windows\System\JHMjwyL.exe
      2⤵
      • Executes dropped EXE
      PID:1848
    • C:\Windows\System\TbZRZhZ.exe
      C:\Windows\System\TbZRZhZ.exe
      2⤵
      • Executes dropped EXE
      PID:4956
    • C:\Windows\System\EttbxQc.exe
      C:\Windows\System\EttbxQc.exe
      2⤵
      • Executes dropped EXE
      PID:5112
    • C:\Windows\System\KvCoBTa.exe
      C:\Windows\System\KvCoBTa.exe
      2⤵
      • Executes dropped EXE
      PID:3624
    • C:\Windows\System\BhUbFUI.exe
      C:\Windows\System\BhUbFUI.exe
      2⤵
      • Executes dropped EXE
      PID:1808
    • C:\Windows\System\jozCCVH.exe
      C:\Windows\System\jozCCVH.exe
      2⤵
      • Executes dropped EXE
      PID:1932
    • C:\Windows\System\SspVFkW.exe
      C:\Windows\System\SspVFkW.exe
      2⤵
      • Executes dropped EXE
      PID:2204
    • C:\Windows\System\mQxDXGN.exe
      C:\Windows\System\mQxDXGN.exe
      2⤵
      • Executes dropped EXE
      PID:3288
    • C:\Windows\System\vAHbPJv.exe
      C:\Windows\System\vAHbPJv.exe
      2⤵
      • Executes dropped EXE
      PID:4352
    • C:\Windows\System\IFGvxRz.exe
      C:\Windows\System\IFGvxRz.exe
      2⤵
      • Executes dropped EXE
      PID:2176
    • C:\Windows\System\kLtvLKi.exe
      C:\Windows\System\kLtvLKi.exe
      2⤵
      • Executes dropped EXE
      PID:5032
    • C:\Windows\System\XQMOKzw.exe
      C:\Windows\System\XQMOKzw.exe
      2⤵
      • Executes dropped EXE
      PID:1688
    • C:\Windows\System\nAblNls.exe
      C:\Windows\System\nAblNls.exe
      2⤵
      • Executes dropped EXE
      PID:4364
    • C:\Windows\System\XCwAfFA.exe
      C:\Windows\System\XCwAfFA.exe
      2⤵
      • Executes dropped EXE
      PID:3280
    • C:\Windows\System\skklCNK.exe
      C:\Windows\System\skklCNK.exe
      2⤵
      • Executes dropped EXE
      PID:1212
    • C:\Windows\System\RdAONPc.exe
      C:\Windows\System\RdAONPc.exe
      2⤵
      • Executes dropped EXE
      PID:2460
    • C:\Windows\System\WnBaPfb.exe
      C:\Windows\System\WnBaPfb.exe
      2⤵
      • Executes dropped EXE
      PID:2992

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        BhUbFUI.exe

        • Path C:\Windows\System\BhUbFUI.exe
        • Size 5.9MB
        • SHA256 0fb8ed2b1afaa2602bd4d5f627b072d98d77fd47bb20bf884a580fd4b11b64d0
        • MD5 SHA1 SHA512 SSDEEP

        EttbxQc.exe

        • Path C:\Windows\System\EttbxQc.exe
        • Size 5.9MB
        • SHA256 09a33e4f686bb5c4f553a4c762a1f798538da73b9507b2f31b786b34d50b04e1
        • MD5 SHA1 SHA512 SSDEEP

        IFGvxRz.exe

        • Path C:\Windows\System\IFGvxRz.exe
        • Size 5.9MB
        • SHA256 a4ac0429d6e9a32c1a59c00eb348174a7bd08cd10fc59ca13184dd94ca5c29e5
        • MD5 SHA1 SHA512 SSDEEP

        JHMjwyL.exe

        • Path C:\Windows\System\JHMjwyL.exe
        • Size 5.9MB
        • SHA256 c33641e6e2ac3e04af82248c5925eeb99b6845d3e7d42498fb7fde911db6f599
        • MD5 SHA1 SHA512 SSDEEP

        JflNDSa.exe

        • Path C:\Windows\System\JflNDSa.exe
        • Size 5.9MB
        • SHA256 f9bb3070a17a12e5ed8704a271d4f1e483d63d7497f7c5691868a3a632e881db
        • MD5 SHA1 SHA512 SSDEEP

        KvCoBTa.exe

        • Path C:\Windows\System\KvCoBTa.exe
        • Size 5.9MB
        • SHA256 ecbee0ea2faff48627ef9f98984e589c2ad4cdd0c98730e8fcda55e95656b99d
        • MD5 SHA1 SHA512 SSDEEP

        PdSwOSI.exe

        • Path C:\Windows\System\PdSwOSI.exe
        • Size 5.9MB
        • SHA256 92b0a33131493d396b89f8928665508d2b75da283b8592aa77411c1a488bb55a
        • MD5 SHA1 SHA512 SSDEEP

        RdAONPc.exe

        • Path C:\Windows\System\RdAONPc.exe
        • Size 5.9MB
        • SHA256 0b4dcc470c4d0d889c2f80decd0b994c4f581561c1074a3df635253ff774f560
        • MD5 SHA1 SHA512 SSDEEP

        SspVFkW.exe

        • Path C:\Windows\System\SspVFkW.exe
        • Size 5.9MB
        • SHA256 af4d34b1f0c78dc836649d0ec46c3057766df3ff28e1d93fdf98d3497970ae4a
        • MD5 SHA1 SHA512 SSDEEP

        TbZRZhZ.exe

        • Path C:\Windows\System\TbZRZhZ.exe
        • Size 5.9MB
        • SHA256 8821b8599cd356334f78cbc992c860af26614659ffc62b7c70f82f083c268028
        • MD5 SHA1 SHA512 SSDEEP

        WnBaPfb.exe

        • Path C:\Windows\System\WnBaPfb.exe
        • Size 5.9MB
        • SHA256 6f7125721f83842f3f54a6ae5b674132019b5b713418e781bda32af274fa2275
        • MD5 SHA1 SHA512 SSDEEP

        XCwAfFA.exe

        • Path C:\Windows\System\XCwAfFA.exe
        • Size 5.9MB
        • SHA256 e36695df6935eb3dcae8cb183eb10ef56d1161e56ecdca600cae88d254294c88
        • MD5 SHA1 SHA512 SSDEEP

        XQMOKzw.exe

        • Path C:\Windows\System\XQMOKzw.exe
        • Size 5.9MB
        • SHA256 46e1f57022238cc8826f3d1668e686e28be86620d754e6157182654dfeb4efd5
        • MD5 SHA1 SHA512 SSDEEP

        hQRPVxt.exe

        • Path C:\Windows\System\hQRPVxt.exe
        • Size 5.9MB
        • SHA256 c2ae01d698e73f5ff8bdb9240208ac36350623cdc20b9bc9803b93f41e059f89
        • MD5 SHA1 SHA512 SSDEEP

        hjBhuUS.exe

        • Path C:\Windows\System\hjBhuUS.exe
        • Size 5.9MB
        • SHA256 fe0ec507268f7b8d7e66e90684649c53ca541c6a839c425b7a611c8f7bc0c8e4
        • MD5 SHA1 SHA512 SSDEEP

        jozCCVH.exe

        • Path C:\Windows\System\jozCCVH.exe
        • Size 5.9MB
        • SHA256 eba71a18ec0718996b9fff89001ab7fe17e0c9acd73448455514fae1266cae30
        • MD5 SHA1 SHA512 SSDEEP

        kLtvLKi.exe

        • Path C:\Windows\System\kLtvLKi.exe
        • Size 5.9MB
        • SHA256 90e9ca0e4dfea887ffca13bc06579b7a7004a058ff68f30b0894f36dd8b4c9a4
        • MD5 SHA1 SHA512 SSDEEP

        mQxDXGN.exe

        • Path C:\Windows\System\mQxDXGN.exe
        • Size 5.9MB
        • SHA256 6550b34d3ca33914da840752047a46bc8761ddf798050fa54f44d137e5c1d1f9
        • MD5 SHA1 SHA512 SSDEEP

        nAblNls.exe

        • Path C:\Windows\System\nAblNls.exe
        • Size 5.9MB
        • SHA256 1bcd45369f814075b132247059722a27ec2ab63aa62abd84e818dc19941c5f2b
        • MD5 SHA1 SHA512 SSDEEP

        skklCNK.exe

        • Path C:\Windows\System\skklCNK.exe
        • Size 5.9MB
        • SHA256 6fb1ef0c03235b21e865057709229d28d58a575f72fba779745a2ff57614e65e
        • MD5 SHA1 SHA512 SSDEEP

        vAHbPJv.exe

        • Path C:\Windows\System\vAHbPJv.exe
        • Size 5.9MB
        • SHA256 1f4d3818072206840254986010ba33ddbfd65baab7046b4d6851f614cd6edf6f
        • MD5 SHA1 SHA512 SSDEEP

        memory/1016-26-0x00007FF712E30000-0x00007FF713184000-memory.dmp

        memory/1016-138-0x00007FF712E30000-0x00007FF713184000-memory.dmp

        memory/1016-131-0x00007FF712E30000-0x00007FF713184000-memory.dmp

        memory/1212-153-0x00007FF752060000-0x00007FF7523B4000-memory.dmp

        memory/1212-127-0x00007FF752060000-0x00007FF7523B4000-memory.dmp

        memory/1688-150-0x00007FF7745C0000-0x00007FF774914000-memory.dmp

        memory/1688-124-0x00007FF7745C0000-0x00007FF774914000-memory.dmp

        memory/1808-61-0x00007FF637620000-0x00007FF637974000-memory.dmp

        memory/1808-143-0x00007FF637620000-0x00007FF637974000-memory.dmp

        memory/1848-139-0x00007FF776A30000-0x00007FF776D84000-memory.dmp

        memory/1848-32-0x00007FF776A30000-0x00007FF776D84000-memory.dmp

        memory/1932-71-0x00007FF7C8DD0000-0x00007FF7C9124000-memory.dmp

        memory/1932-144-0x00007FF7C8DD0000-0x00007FF7C9124000-memory.dmp

        memory/2176-122-0x00007FF7E3C00000-0x00007FF7E3F54000-memory.dmp

        memory/2176-148-0x00007FF7E3C00000-0x00007FF7E3F54000-memory.dmp

        memory/2204-72-0x00007FF7873B0000-0x00007FF787704000-memory.dmp

        memory/2204-145-0x00007FF7873B0000-0x00007FF787704000-memory.dmp

        memory/2232-137-0x00007FF792490000-0x00007FF7927E4000-memory.dmp

        memory/2232-20-0x00007FF792490000-0x00007FF7927E4000-memory.dmp

        memory/2232-130-0x00007FF792490000-0x00007FF7927E4000-memory.dmp

        memory/2460-155-0x00007FF6A3460000-0x00007FF6A37B4000-memory.dmp

        memory/2460-128-0x00007FF6A3460000-0x00007FF6A37B4000-memory.dmp

        memory/2992-129-0x00007FF6100C0000-0x00007FF610414000-memory.dmp

        memory/2992-154-0x00007FF6100C0000-0x00007FF610414000-memory.dmp

        memory/3280-126-0x00007FF7522C0000-0x00007FF752614000-memory.dmp

        memory/3280-152-0x00007FF7522C0000-0x00007FF752614000-memory.dmp

        memory/3288-73-0x00007FF6B16D0000-0x00007FF6B1A24000-memory.dmp

        memory/3288-134-0x00007FF6B16D0000-0x00007FF6B1A24000-memory.dmp

        memory/3288-146-0x00007FF6B16D0000-0x00007FF6B1A24000-memory.dmp

        memory/3624-142-0x00007FF698680000-0x00007FF6989D4000-memory.dmp

        memory/3624-54-0x00007FF698680000-0x00007FF6989D4000-memory.dmp

        memory/4352-147-0x00007FF770000000-0x00007FF770354000-memory.dmp

        memory/4352-121-0x00007FF770000000-0x00007FF770354000-memory.dmp

        memory/4364-151-0x00007FF71BDA0000-0x00007FF71C0F4000-memory.dmp

        memory/4364-125-0x00007FF71BDA0000-0x00007FF71C0F4000-memory.dmp

        memory/4604-136-0x00007FF7621C0000-0x00007FF762514000-memory.dmp

        memory/4604-16-0x00007FF7621C0000-0x00007FF762514000-memory.dmp

        memory/4604-120-0x00007FF7621C0000-0x00007FF762514000-memory.dmp

        memory/4956-37-0x00007FF7D76D0000-0x00007FF7D7A24000-memory.dmp

        memory/4956-140-0x00007FF7D76D0000-0x00007FF7D7A24000-memory.dmp

        memory/4956-132-0x00007FF7D76D0000-0x00007FF7D7A24000-memory.dmp

        memory/4960-12-0x00007FF600D60000-0x00007FF6010B4000-memory.dmp

        memory/4960-135-0x00007FF600D60000-0x00007FF6010B4000-memory.dmp

        memory/4996-69-0x00007FF7D4850000-0x00007FF7D4BA4000-memory.dmp

        memory/4996-0-0x00007FF7D4850000-0x00007FF7D4BA4000-memory.dmp

        memory/4996-1-0x0000027998840000-0x0000027998850000-memory.dmp

        memory/5032-123-0x00007FF600220000-0x00007FF600574000-memory.dmp

        memory/5032-149-0x00007FF600220000-0x00007FF600574000-memory.dmp

        memory/5112-141-0x00007FF64FFF0000-0x00007FF650344000-memory.dmp

        memory/5112-133-0x00007FF64FFF0000-0x00007FF650344000-memory.dmp

        memory/5112-42-0x00007FF64FFF0000-0x00007FF650344000-memory.dmp