Analysis

  • max time kernel
    149s
  • max time network
    153s
  • 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, 07:39

General

  • Target
    2024-06-01_84b13258b241ffb19d2c3228b9d2ded6_cobalt-strike_cobaltstrike.exe
  • Size 5.9MB
  • Sample240601-jhedmsec4z
  • SHA256 2812b83df1c5b798e27f6b502d6f56e7b2dcc5c92681ffadd04022d5b7ecc1f6
  • 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_84b13258b241ffb19d2c3228b9d2ded6_cobalt-strike_cobaltstrike.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-06-01_84b13258b241ffb19d2c3228b9d2ded6_cobalt-strike_cobaltstrike.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3592
    • C:\Windows\System\FjKcTIo.exe
      C:\Windows\System\FjKcTIo.exe
      2⤵
      • Executes dropped EXE
      PID:2380
    • C:\Windows\System\wmtwiAs.exe
      C:\Windows\System\wmtwiAs.exe
      2⤵
      • Executes dropped EXE
      PID:1268
    • C:\Windows\System\xagkThT.exe
      C:\Windows\System\xagkThT.exe
      2⤵
      • Executes dropped EXE
      PID:1560
    • C:\Windows\System\ZHofxwX.exe
      C:\Windows\System\ZHofxwX.exe
      2⤵
      • Executes dropped EXE
      PID:1528
    • C:\Windows\System\xnRvASr.exe
      C:\Windows\System\xnRvASr.exe
      2⤵
      • Executes dropped EXE
      PID:3368
    • C:\Windows\System\oSIAFPb.exe
      C:\Windows\System\oSIAFPb.exe
      2⤵
      • Executes dropped EXE
      PID:512
    • C:\Windows\System\XxAWNWl.exe
      C:\Windows\System\XxAWNWl.exe
      2⤵
      • Executes dropped EXE
      PID:1472
    • C:\Windows\System\XRZitva.exe
      C:\Windows\System\XRZitva.exe
      2⤵
      • Executes dropped EXE
      PID:1236
    • C:\Windows\System\opjZznO.exe
      C:\Windows\System\opjZznO.exe
      2⤵
      • Executes dropped EXE
      PID:1068
    • C:\Windows\System\KrmITbE.exe
      C:\Windows\System\KrmITbE.exe
      2⤵
      • Executes dropped EXE
      PID:2240
    • C:\Windows\System\bHMNfco.exe
      C:\Windows\System\bHMNfco.exe
      2⤵
      • Executes dropped EXE
      PID:864
    • C:\Windows\System\FBZXodq.exe
      C:\Windows\System\FBZXodq.exe
      2⤵
      • Executes dropped EXE
      PID:2624
    • C:\Windows\System\sHCPDPv.exe
      C:\Windows\System\sHCPDPv.exe
      2⤵
      • Executes dropped EXE
      PID:4184
    • C:\Windows\System\ttFlTeb.exe
      C:\Windows\System\ttFlTeb.exe
      2⤵
      • Executes dropped EXE
      PID:4984
    • C:\Windows\System\hjQHIfY.exe
      C:\Windows\System\hjQHIfY.exe
      2⤵
      • Executes dropped EXE
      PID:2252
    • C:\Windows\System\TIvrXUm.exe
      C:\Windows\System\TIvrXUm.exe
      2⤵
      • Executes dropped EXE
      PID:2180
    • C:\Windows\System\LpHwkyn.exe
      C:\Windows\System\LpHwkyn.exe
      2⤵
      • Executes dropped EXE
      PID:3700
    • C:\Windows\System\FOVURqb.exe
      C:\Windows\System\FOVURqb.exe
      2⤵
      • Executes dropped EXE
      PID:3744
    • C:\Windows\System\lrPGQLW.exe
      C:\Windows\System\lrPGQLW.exe
      2⤵
      • Executes dropped EXE
      PID:2528
    • C:\Windows\System\AVuegPc.exe
      C:\Windows\System\AVuegPc.exe
      2⤵
      • Executes dropped EXE
      PID:3616
    • C:\Windows\System\cAKeYbV.exe
      C:\Windows\System\cAKeYbV.exe
      2⤵
      • Executes dropped EXE
      PID:2456

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        AVuegPc.exe

        • Path C:\Windows\System\AVuegPc.exe
        • Size 5.9MB
        • SHA256 0c5fdb3db89cae5e9e7c5829d3ae42f69e6b5cef6c08f88b19cd901a7eaf715b
        • MD5 SHA1 SHA512 SSDEEP

        FBZXodq.exe

        • Path C:\Windows\System\FBZXodq.exe
        • Size 5.9MB
        • SHA256 eccbfdad486aa3906f97ddbda036bf41b61bf614ea66bbb022a5fd52be9757f3
        • MD5 SHA1 SHA512 SSDEEP

        FOVURqb.exe

        • Path C:\Windows\System\FOVURqb.exe
        • Size 5.9MB
        • SHA256 d958a3aadcd036eb930481d511c65f117676132632190e9afde7866b17bf4a98
        • MD5 SHA1 SHA512 SSDEEP

        FjKcTIo.exe

        • Path C:\Windows\System\FjKcTIo.exe
        • Size 5.9MB
        • SHA256 3aaf97731117a58cc131d38f118d6260a3980fad09e50e58eaa0592d02cbf573
        • MD5 SHA1 SHA512 SSDEEP

        KrmITbE.exe

        • Path C:\Windows\System\KrmITbE.exe
        • Size 5.9MB
        • SHA256 1e313461b66ab658143bb7ac8bd7783924b86f18a422f53ce36251d048b1d2ea
        • MD5 SHA1 SHA512 SSDEEP

        LpHwkyn.exe

        • Path C:\Windows\System\LpHwkyn.exe
        • Size 5.9MB
        • SHA256 e880a123fedd9f607e15def0705f9d6667932467f8e965aab6ce7a88a1f6848c
        • MD5 SHA1 SHA512 SSDEEP

        TIvrXUm.exe

        • Path C:\Windows\System\TIvrXUm.exe
        • Size 5.9MB
        • SHA256 3b90585bf1970bf620ab4bc9b9deb61e4f236764c629739f4bc806fa2df78906
        • MD5 SHA1 SHA512 SSDEEP

        XRZitva.exe

        • Path C:\Windows\System\XRZitva.exe
        • Size 5.9MB
        • SHA256 bd7de0d5a2121cd49e71e5759af182218ace813f065ccd1bff25ac53f5dc9cc9
        • MD5 SHA1 SHA512 SSDEEP

        XxAWNWl.exe

        • Path C:\Windows\System\XxAWNWl.exe
        • Size 5.9MB
        • SHA256 3d16e0f70b1498159a5232b5d406fd0c233655c7f801eed5fa203ca34a349475
        • MD5 SHA1 SHA512 SSDEEP

        ZHofxwX.exe

        • Path C:\Windows\System\ZHofxwX.exe
        • Size 5.9MB
        • SHA256 d29d8a281cf8da1615fc195bf773fbd3f328020d59abbbb5e45ab8dec8fbdb93
        • MD5 SHA1 SHA512 SSDEEP

        bHMNfco.exe

        • Path C:\Windows\System\bHMNfco.exe
        • Size 5.9MB
        • SHA256 0872d529132a46cbbf0fc5737df432567eb6cdfdcce8a733222ee6d45ce9de93
        • MD5 SHA1 SHA512 SSDEEP

        cAKeYbV.exe

        • Path C:\Windows\System\cAKeYbV.exe
        • Size 5.9MB
        • SHA256 32c3906d0d865cdad49d2271c5e7ebc4337409ef511ee140ed39faca0ad19976
        • MD5 SHA1 SHA512 SSDEEP

        hjQHIfY.exe

        • Path C:\Windows\System\hjQHIfY.exe
        • Size 5.9MB
        • SHA256 8d830f3d63e37eb80e6c49c4aed67b24589ee37d3957ad1b9e9d6d6842c603f8
        • MD5 SHA1 SHA512 SSDEEP

        lrPGQLW.exe

        • Path C:\Windows\System\lrPGQLW.exe
        • Size 5.9MB
        • SHA256 e1d04be41fe08ab5c4b08d13cbcd52d9e42bfe4a8c03dc2eb0826cde39dbf7db
        • MD5 SHA1 SHA512 SSDEEP

        oSIAFPb.exe

        • Path C:\Windows\System\oSIAFPb.exe
        • Size 5.9MB
        • SHA256 565d6bf565e0de0f621e788611f1daf60f1ea2b3a97301666f95451e344f5997
        • MD5 SHA1 SHA512 SSDEEP

        opjZznO.exe

        • Path C:\Windows\System\opjZznO.exe
        • Size 5.9MB
        • SHA256 d515432a8d11c1260defc46b1e1940aa0ac8cabe62807ab6b961e96fe48074df
        • MD5 SHA1 SHA512 SSDEEP

        sHCPDPv.exe

        • Path C:\Windows\System\sHCPDPv.exe
        • Size 5.9MB
        • SHA256 6dda2d24df1fdfd1727f9bddfcc2b5e4f58ac9d5f9c73318228f881151a882a9
        • MD5 SHA1 SHA512 SSDEEP

        ttFlTeb.exe

        • Path C:\Windows\System\ttFlTeb.exe
        • Size 5.9MB
        • SHA256 faf75aa3b640f8b845bcb799a19a8d12b1a83066f4f3c8802f8c52e1239f2c60
        • MD5 SHA1 SHA512 SSDEEP

        wmtwiAs.exe

        • Path C:\Windows\System\wmtwiAs.exe
        • Size 5.9MB
        • SHA256 7f0c73d1efac9b114f104bdceb9c8a96e40af4d17ea2d886448c2e94dec44c5f
        • MD5 SHA1 SHA512 SSDEEP

        xagkThT.exe

        • Path C:\Windows\System\xagkThT.exe
        • Size 5.9MB
        • SHA256 1122c5ddab0d0ed857c49eec6baf488c1d2fb20fb5b526b9c15ef7c4b7537e37
        • MD5 SHA1 SHA512 SSDEEP

        xnRvASr.exe

        • Path C:\Windows\System\xnRvASr.exe
        • Size 5.9MB
        • SHA256 1e4cec97ef1bfcc64d306f67ad45e41c770fcdcdb16d48e427fe6bc20fe3f16e
        • MD5 SHA1 SHA512 SSDEEP

        memory/512-112-0x00007FF7E96E0000-0x00007FF7E9A34000-memory.dmp

        memory/512-135-0x00007FF7E96E0000-0x00007FF7E9A34000-memory.dmp

        memory/864-117-0x00007FF78DD00000-0x00007FF78E054000-memory.dmp

        memory/864-139-0x00007FF78DD00000-0x00007FF78E054000-memory.dmp

        memory/1068-115-0x00007FF64FB10000-0x00007FF64FE64000-memory.dmp

        memory/1068-138-0x00007FF64FB10000-0x00007FF64FE64000-memory.dmp

        memory/1236-137-0x00007FF704FD0000-0x00007FF705324000-memory.dmp

        memory/1236-114-0x00007FF704FD0000-0x00007FF705324000-memory.dmp

        memory/1268-14-0x00007FF7E6A70000-0x00007FF7E6DC4000-memory.dmp

        memory/1268-131-0x00007FF7E6A70000-0x00007FF7E6DC4000-memory.dmp

        memory/1472-113-0x00007FF69BB00000-0x00007FF69BE54000-memory.dmp

        memory/1472-136-0x00007FF69BB00000-0x00007FF69BE54000-memory.dmp

        memory/1528-133-0x00007FF7A3DC0000-0x00007FF7A4114000-memory.dmp

        memory/1528-26-0x00007FF7A3DC0000-0x00007FF7A4114000-memory.dmp

        memory/1560-132-0x00007FF775BE0000-0x00007FF775F34000-memory.dmp

        memory/1560-21-0x00007FF775BE0000-0x00007FF775F34000-memory.dmp

        memory/2180-143-0x00007FF67A9D0000-0x00007FF67AD24000-memory.dmp

        memory/2180-122-0x00007FF67A9D0000-0x00007FF67AD24000-memory.dmp

        memory/2240-116-0x00007FF730120000-0x00007FF730474000-memory.dmp

        memory/2240-140-0x00007FF730120000-0x00007FF730474000-memory.dmp

        memory/2252-142-0x00007FF7C7AB0000-0x00007FF7C7E04000-memory.dmp

        memory/2252-121-0x00007FF7C7AB0000-0x00007FF7C7E04000-memory.dmp

        memory/2380-129-0x00007FF7DF000000-0x00007FF7DF354000-memory.dmp

        memory/2380-130-0x00007FF7DF000000-0x00007FF7DF354000-memory.dmp

        memory/2380-8-0x00007FF7DF000000-0x00007FF7DF354000-memory.dmp

        memory/2456-127-0x00007FF69AC90000-0x00007FF69AFE4000-memory.dmp

        memory/2456-149-0x00007FF69AC90000-0x00007FF69AFE4000-memory.dmp

        memory/2528-125-0x00007FF7D14F0000-0x00007FF7D1844000-memory.dmp

        memory/2528-146-0x00007FF7D14F0000-0x00007FF7D1844000-memory.dmp

        memory/2624-141-0x00007FF76F830000-0x00007FF76FB84000-memory.dmp

        memory/2624-118-0x00007FF76F830000-0x00007FF76FB84000-memory.dmp

        memory/3368-134-0x00007FF6442E0000-0x00007FF644634000-memory.dmp

        memory/3368-32-0x00007FF6442E0000-0x00007FF644634000-memory.dmp

        memory/3592-1-0x000001FAA4750000-0x000001FAA4760000-memory.dmp

        memory/3592-128-0x00007FF67B4C0000-0x00007FF67B814000-memory.dmp

        memory/3592-0-0x00007FF67B4C0000-0x00007FF67B814000-memory.dmp

        memory/3616-126-0x00007FF7C9890000-0x00007FF7C9BE4000-memory.dmp

        memory/3616-147-0x00007FF7C9890000-0x00007FF7C9BE4000-memory.dmp

        memory/3700-123-0x00007FF628A40000-0x00007FF628D94000-memory.dmp

        memory/3700-150-0x00007FF628A40000-0x00007FF628D94000-memory.dmp

        memory/3744-124-0x00007FF636BD0000-0x00007FF636F24000-memory.dmp

        memory/3744-148-0x00007FF636BD0000-0x00007FF636F24000-memory.dmp

        memory/4184-145-0x00007FF71E000000-0x00007FF71E354000-memory.dmp

        memory/4184-119-0x00007FF71E000000-0x00007FF71E354000-memory.dmp

        memory/4984-144-0x00007FF6580C0000-0x00007FF658414000-memory.dmp

        memory/4984-120-0x00007FF6580C0000-0x00007FF658414000-memory.dmp