Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/06/2024, 16:06

General

  • Target
    2024-06-03_9b0f43ae3f0eaac34f989936c2ce5881_cobalt-strike_cobaltstrike.exe
  • Size 5.9MB
  • Sample240603-tkjq9ada53
  • SHA256 07245cb7f4a409309c84aa9fcf4d61b34d2fe99d44cec2733667be355b6c902d
  • 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_9b0f43ae3f0eaac34f989936c2ce5881_cobalt-strike_cobaltstrike.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-06-03_9b0f43ae3f0eaac34f989936c2ce5881_cobalt-strike_cobaltstrike.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4040
    • C:\Windows\System\INqNMEJ.exe
      C:\Windows\System\INqNMEJ.exe
      2⤵
      • Executes dropped EXE
      PID:2916
    • C:\Windows\System\RBVKEpb.exe
      C:\Windows\System\RBVKEpb.exe
      2⤵
      • Executes dropped EXE
      PID:4208
    • C:\Windows\System\ELzRVHs.exe
      C:\Windows\System\ELzRVHs.exe
      2⤵
      • Executes dropped EXE
      PID:2592
    • C:\Windows\System\HZDvmec.exe
      C:\Windows\System\HZDvmec.exe
      2⤵
      • Executes dropped EXE
      PID:1444
    • C:\Windows\System\hMWzPGh.exe
      C:\Windows\System\hMWzPGh.exe
      2⤵
      • Executes dropped EXE
      PID:396
    • C:\Windows\System\ZxesZSy.exe
      C:\Windows\System\ZxesZSy.exe
      2⤵
      • Executes dropped EXE
      PID:1132
    • C:\Windows\System\AjkoFic.exe
      C:\Windows\System\AjkoFic.exe
      2⤵
      • Executes dropped EXE
      PID:4136
    • C:\Windows\System\kZLPnqw.exe
      C:\Windows\System\kZLPnqw.exe
      2⤵
      • Executes dropped EXE
      PID:3104
    • C:\Windows\System\CRelLqR.exe
      C:\Windows\System\CRelLqR.exe
      2⤵
      • Executes dropped EXE
      PID:3372
    • C:\Windows\System\dBnPnkz.exe
      C:\Windows\System\dBnPnkz.exe
      2⤵
      • Executes dropped EXE
      PID:2304
    • C:\Windows\System\QqDlpWA.exe
      C:\Windows\System\QqDlpWA.exe
      2⤵
      • Executes dropped EXE
      PID:4732
    • C:\Windows\System\tYjPDll.exe
      C:\Windows\System\tYjPDll.exe
      2⤵
      • Executes dropped EXE
      PID:4864
    • C:\Windows\System\PFhkWqL.exe
      C:\Windows\System\PFhkWqL.exe
      2⤵
      • Executes dropped EXE
      PID:4024
    • C:\Windows\System\kxPbVym.exe
      C:\Windows\System\kxPbVym.exe
      2⤵
      • Executes dropped EXE
      PID:4552
    • C:\Windows\System\BJyLllh.exe
      C:\Windows\System\BJyLllh.exe
      2⤵
      • Executes dropped EXE
      PID:2212
    • C:\Windows\System\HIspmSP.exe
      C:\Windows\System\HIspmSP.exe
      2⤵
      • Executes dropped EXE
      PID:3264
    • C:\Windows\System\nQrqblO.exe
      C:\Windows\System\nQrqblO.exe
      2⤵
      • Executes dropped EXE
      PID:1568
    • C:\Windows\System\ePUHmpF.exe
      C:\Windows\System\ePUHmpF.exe
      2⤵
      • Executes dropped EXE
      PID:2000
    • C:\Windows\System\ULlHXRr.exe
      C:\Windows\System\ULlHXRr.exe
      2⤵
      • Executes dropped EXE
      PID:3740
    • C:\Windows\System\LjENhTU.exe
      C:\Windows\System\LjENhTU.exe
      2⤵
      • Executes dropped EXE
      PID:4652
    • C:\Windows\System\eOMAiaI.exe
      C:\Windows\System\eOMAiaI.exe
      2⤵
      • Executes dropped EXE
      PID:4124

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        AjkoFic.exe

        • Path C:\Windows\System\AjkoFic.exe
        • Size 5.9MB
        • SHA256 4dad67c2e21b8ce74d98f1b2b88177de7124e13b870bf74d86601b4f1a3fc9f2
        • MD5 SHA1 SHA512 SSDEEP

        BJyLllh.exe

        • Path C:\Windows\System\BJyLllh.exe
        • Size 5.9MB
        • SHA256 127cf72ee23a8502afcdbdee3fcca9e1257a07900130e787df9a4c8826b0aeaa
        • MD5 SHA1 SHA512 SSDEEP

        CRelLqR.exe

        • Path C:\Windows\System\CRelLqR.exe
        • Size 5.9MB
        • SHA256 436d69cd991fbb4f26b11b9f1e59970052bbf430aff929254ae0de76b76422e6
        • MD5 SHA1 SHA512 SSDEEP

        ELzRVHs.exe

        • Path C:\Windows\System\ELzRVHs.exe
        • Size 5.9MB
        • SHA256 e3749a7a9796e51ec7b466ad1d6daa79d8196aa02770200f28229d546108ab53
        • MD5 SHA1 SHA512 SSDEEP

        HIspmSP.exe

        • Path C:\Windows\System\HIspmSP.exe
        • Size 5.9MB
        • SHA256 5f19b92c12f8d3c8d3a1c64a6e6337847ea1f3d6af529594c0f66c6a571416f3
        • MD5 SHA1 SHA512 SSDEEP

        HZDvmec.exe

        • Path C:\Windows\System\HZDvmec.exe
        • Size 5.9MB
        • SHA256 54c274908f69e1569c504ece610c235c088df97c580f06d43371970934c70ab4
        • MD5 SHA1 SHA512 SSDEEP

        INqNMEJ.exe

        • Path C:\Windows\System\INqNMEJ.exe
        • Size 5.9MB
        • SHA256 4db0771a043aba681d4aec434a69382d2c555ee5f9a4b435cd16d0a521723468
        • MD5 SHA1 SHA512 SSDEEP

        LjENhTU.exe

        • Path C:\Windows\System\LjENhTU.exe
        • Size 5.9MB
        • SHA256 f51efbb89167ec1de1c85995a72eef41f6168327a381f2c5fd8b8a4c7aad686b
        • MD5 SHA1 SHA512 SSDEEP

        PFhkWqL.exe

        • Path C:\Windows\System\PFhkWqL.exe
        • Size 5.9MB
        • SHA256 acdc6a2adc4628b33d2cfa07385ee81699a66809bce5ce5dfd44303e405d3d97
        • MD5 SHA1 SHA512 SSDEEP

        QqDlpWA.exe

        • Path C:\Windows\System\QqDlpWA.exe
        • Size 5.9MB
        • SHA256 8fef7336fa04d03d2754e077b0666fce0bd58a4332ab9be0bf02240fc96b58ea
        • MD5 SHA1 SHA512 SSDEEP

        RBVKEpb.exe

        • Path C:\Windows\System\RBVKEpb.exe
        • Size 5.9MB
        • SHA256 4c63d9209be65a380fef2c63082cd086d1b11f4c041fa986857bdb4589d9d3d8
        • MD5 SHA1 SHA512 SSDEEP

        ULlHXRr.exe

        • Path C:\Windows\System\ULlHXRr.exe
        • Size 5.9MB
        • SHA256 3bc58255bf918e3c0b1cdc2dd6a9ef0026d3faf6e181567b4e854d84d2659e98
        • MD5 SHA1 SHA512 SSDEEP

        ZxesZSy.exe

        • Path C:\Windows\System\ZxesZSy.exe
        • Size 5.9MB
        • SHA256 c117b5ee1a15ee77ec11c1f8543dd5e3cde87360324f4b7c3472d35f6e432fc9
        • MD5 SHA1 SHA512 SSDEEP

        dBnPnkz.exe

        • Path C:\Windows\System\dBnPnkz.exe
        • Size 5.9MB
        • SHA256 fc401703adac2d7a55ebf63dd80c3604efa0a1566c932171ff33c62c08a52a48
        • MD5 SHA1 SHA512 SSDEEP

        eOMAiaI.exe

        • Path C:\Windows\System\eOMAiaI.exe
        • Size 5.9MB
        • SHA256 fa4abbfe9f8cc2fe4421cea6174f9c741352d933925f9b9d65f969e1b83d28fc
        • MD5 SHA1 SHA512 SSDEEP

        ePUHmpF.exe

        • Path C:\Windows\System\ePUHmpF.exe
        • Size 5.9MB
        • SHA256 e599eea239c12260ba7040ec0dc0b80a2f7cbe251a683a039dd8c338e820f730
        • MD5 SHA1 SHA512 SSDEEP

        hMWzPGh.exe

        • Path C:\Windows\System\hMWzPGh.exe
        • Size 5.9MB
        • SHA256 dfcf7e1c826fd7b8c07b8a16f39be97e2c01bbbeb0401f13f970e3e32a93a36b
        • MD5 SHA1 SHA512 SSDEEP

        kZLPnqw.exe

        • Path C:\Windows\System\kZLPnqw.exe
        • Size 5.9MB
        • SHA256 a7f14f20bc035a40e4f5fe1de912e7d7c8a888b7be224fca2f32be8d31b0a737
        • MD5 SHA1 SHA512 SSDEEP

        kxPbVym.exe

        • Path C:\Windows\System\kxPbVym.exe
        • Size 5.9MB
        • SHA256 58a7810f502400d89dd554d38fdaba8da50707fd57d5a6c823cdb88ee2075d19
        • MD5 SHA1 SHA512 SSDEEP

        nQrqblO.exe

        • Path C:\Windows\System\nQrqblO.exe
        • Size 5.9MB
        • SHA256 282d4e5f8b09c62d2e1ff87447d974638dafb9a939883bdfc9302780ca49ebf0
        • MD5 SHA1 SHA512 SSDEEP

        tYjPDll.exe

        • Path C:\Windows\System\tYjPDll.exe
        • Size 5.9MB
        • SHA256 e1cc2b23ec190ad733429f0bf5f6bbd786641d6fa418a5c184442d32ca713e81
        • MD5 SHA1 SHA512 SSDEEP

        memory/396-142-0x00007FF6954C0000-0x00007FF695814000-memory.dmp

        memory/396-36-0x00007FF6954C0000-0x00007FF695814000-memory.dmp

        memory/1132-113-0x00007FF672600000-0x00007FF672954000-memory.dmp

        memory/1132-143-0x00007FF672600000-0x00007FF672954000-memory.dmp

        memory/1132-41-0x00007FF672600000-0x00007FF672954000-memory.dmp

        memory/1444-42-0x00007FF78A2B0000-0x00007FF78A604000-memory.dmp

        memory/1444-141-0x00007FF78A2B0000-0x00007FF78A604000-memory.dmp

        memory/1568-106-0x00007FF7B4D40000-0x00007FF7B5094000-memory.dmp

        memory/1568-154-0x00007FF7B4D40000-0x00007FF7B5094000-memory.dmp

        memory/2000-135-0x00007FF7F25C0000-0x00007FF7F2914000-memory.dmp

        memory/2000-155-0x00007FF7F25C0000-0x00007FF7F2914000-memory.dmp

        memory/2000-112-0x00007FF7F25C0000-0x00007FF7F2914000-memory.dmp

        memory/2212-151-0x00007FF65F3F0000-0x00007FF65F744000-memory.dmp

        memory/2212-101-0x00007FF65F3F0000-0x00007FF65F744000-memory.dmp

        memory/2304-146-0x00007FF701860000-0x00007FF701BB4000-memory.dmp

        memory/2304-64-0x00007FF701860000-0x00007FF701BB4000-memory.dmp

        memory/2592-140-0x00007FF723F80000-0x00007FF7242D4000-memory.dmp

        memory/2592-32-0x00007FF723F80000-0x00007FF7242D4000-memory.dmp

        memory/2916-10-0x00007FF7C8DA0000-0x00007FF7C90F4000-memory.dmp

        memory/2916-138-0x00007FF7C8DA0000-0x00007FF7C90F4000-memory.dmp

        memory/3104-145-0x00007FF6B9CF0000-0x00007FF6BA044000-memory.dmp

        memory/3104-45-0x00007FF6B9CF0000-0x00007FF6BA044000-memory.dmp

        memory/3104-129-0x00007FF6B9CF0000-0x00007FF6BA044000-memory.dmp

        memory/3264-109-0x00007FF7872B0000-0x00007FF787604000-memory.dmp

        memory/3264-152-0x00007FF7872B0000-0x00007FF787604000-memory.dmp

        memory/3372-132-0x00007FF783630000-0x00007FF783984000-memory.dmp

        memory/3372-58-0x00007FF783630000-0x00007FF783984000-memory.dmp

        memory/3372-147-0x00007FF783630000-0x00007FF783984000-memory.dmp

        memory/3740-156-0x00007FF7EF460000-0x00007FF7EF7B4000-memory.dmp

        memory/3740-136-0x00007FF7EF460000-0x00007FF7EF7B4000-memory.dmp

        memory/3740-115-0x00007FF7EF460000-0x00007FF7EF7B4000-memory.dmp

        memory/4024-150-0x00007FF74FF70000-0x00007FF7502C4000-memory.dmp

        memory/4024-91-0x00007FF74FF70000-0x00007FF7502C4000-memory.dmp

        memory/4040-1-0x0000022D19690000-0x0000022D196A0000-memory.dmp

        memory/4040-86-0x00007FF792550000-0x00007FF7928A4000-memory.dmp

        memory/4040-0-0x00007FF792550000-0x00007FF7928A4000-memory.dmp

        memory/4124-158-0x00007FF7B1E60000-0x00007FF7B21B4000-memory.dmp

        memory/4124-130-0x00007FF7B1E60000-0x00007FF7B21B4000-memory.dmp

        memory/4136-144-0x00007FF6448D0000-0x00007FF644C24000-memory.dmp

        memory/4136-131-0x00007FF6448D0000-0x00007FF644C24000-memory.dmp

        memory/4136-46-0x00007FF6448D0000-0x00007FF644C24000-memory.dmp

        memory/4208-139-0x00007FF67F960000-0x00007FF67FCB4000-memory.dmp

        memory/4208-16-0x00007FF67F960000-0x00007FF67FCB4000-memory.dmp

        memory/4552-100-0x00007FF66AB50000-0x00007FF66AEA4000-memory.dmp

        memory/4552-134-0x00007FF66AB50000-0x00007FF66AEA4000-memory.dmp

        memory/4552-153-0x00007FF66AB50000-0x00007FF66AEA4000-memory.dmp

        memory/4652-157-0x00007FF6FAFE0000-0x00007FF6FB334000-memory.dmp

        memory/4652-137-0x00007FF6FAFE0000-0x00007FF6FB334000-memory.dmp

        memory/4652-120-0x00007FF6FAFE0000-0x00007FF6FB334000-memory.dmp

        memory/4732-149-0x00007FF7957E0000-0x00007FF795B34000-memory.dmp

        memory/4732-66-0x00007FF7957E0000-0x00007FF795B34000-memory.dmp

        memory/4732-133-0x00007FF7957E0000-0x00007FF795B34000-memory.dmp

        memory/4864-148-0x00007FF750C10000-0x00007FF750F64000-memory.dmp

        memory/4864-74-0x00007FF750C10000-0x00007FF750F64000-memory.dmp