Analysis

  • max time kernel
    138s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/06/2024, 00:33

General

  • Target
    2024-06-01_2f3f05a922703504474d9c9623bf74b7_cobalt-strike_cobaltstrike.exe
  • Size 6.0MB
  • Sample240601-awhtjsbc4v
  • SHA256 c7f9817a07be5bf309084f6cd2704c5564e1f927ea87afbf741298e4af4a1d84
  • 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_2f3f05a922703504474d9c9623bf74b7_cobalt-strike_cobaltstrike.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-06-01_2f3f05a922703504474d9c9623bf74b7_cobalt-strike_cobaltstrike.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2720
    • C:\Windows\System\MxMnMkd.exe
      C:\Windows\System\MxMnMkd.exe
      2⤵
      • Executes dropped EXE
      PID:3048
    • C:\Windows\System\hQGCgWK.exe
      C:\Windows\System\hQGCgWK.exe
      2⤵
      • Executes dropped EXE
      PID:3480
    • C:\Windows\System\ELEumah.exe
      C:\Windows\System\ELEumah.exe
      2⤵
      • Executes dropped EXE
      PID:2592
    • C:\Windows\System\RJdUaAr.exe
      C:\Windows\System\RJdUaAr.exe
      2⤵
      • Executes dropped EXE
      PID:1040
    • C:\Windows\System\PeRMTfR.exe
      C:\Windows\System\PeRMTfR.exe
      2⤵
      • Executes dropped EXE
      PID:3268
    • C:\Windows\System\ZrXDeda.exe
      C:\Windows\System\ZrXDeda.exe
      2⤵
      • Executes dropped EXE
      PID:3052
    • C:\Windows\System\OBMGifP.exe
      C:\Windows\System\OBMGifP.exe
      2⤵
      • Executes dropped EXE
      PID:1460
    • C:\Windows\System\bBbeTMe.exe
      C:\Windows\System\bBbeTMe.exe
      2⤵
      • Executes dropped EXE
      PID:828
    • C:\Windows\System\YQMiycg.exe
      C:\Windows\System\YQMiycg.exe
      2⤵
      • Executes dropped EXE
      PID:4468
    • C:\Windows\System\gRqaLDl.exe
      C:\Windows\System\gRqaLDl.exe
      2⤵
      • Executes dropped EXE
      PID:5064
    • C:\Windows\System\aMGpopW.exe
      C:\Windows\System\aMGpopW.exe
      2⤵
      • Executes dropped EXE
      PID:5108
    • C:\Windows\System\falZAkK.exe
      C:\Windows\System\falZAkK.exe
      2⤵
      • Executes dropped EXE
      PID:1696
    • C:\Windows\System\uKlQOeS.exe
      C:\Windows\System\uKlQOeS.exe
      2⤵
      • Executes dropped EXE
      PID:4048
    • C:\Windows\System\tklzRsk.exe
      C:\Windows\System\tklzRsk.exe
      2⤵
      • Executes dropped EXE
      PID:4748
    • C:\Windows\System\bsUXYey.exe
      C:\Windows\System\bsUXYey.exe
      2⤵
      • Executes dropped EXE
      PID:4928
    • C:\Windows\System\IeSKwia.exe
      C:\Windows\System\IeSKwia.exe
      2⤵
      • Executes dropped EXE
      PID:3472
    • C:\Windows\System\nQzPIqA.exe
      C:\Windows\System\nQzPIqA.exe
      2⤵
      • Executes dropped EXE
      PID:3544
    • C:\Windows\System\rhDYGuW.exe
      C:\Windows\System\rhDYGuW.exe
      2⤵
      • Executes dropped EXE
      PID:5036
    • C:\Windows\System\wGymNer.exe
      C:\Windows\System\wGymNer.exe
      2⤵
      • Executes dropped EXE
      PID:2212
    • C:\Windows\System\ttRxALo.exe
      C:\Windows\System\ttRxALo.exe
      2⤵
      • Executes dropped EXE
      PID:4888
    • C:\Windows\System\JCdFTUu.exe
      C:\Windows\System\JCdFTUu.exe
      2⤵
      • Executes dropped EXE
      PID:4076

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        ELEumah.exe

        • Path C:\Windows\System\ELEumah.exe
        • Size 6.0MB
        • SHA256 4c243f98c7bd75808ad3710f7720a8971ff0e9e4508f64eb7cef1982cd5584bd
        • MD5 SHA1 SHA512 SSDEEP

        IeSKwia.exe

        • Path C:\Windows\System\IeSKwia.exe
        • Size 6.0MB
        • SHA256 8c44c8390ab1a905e593c841ebe1278ff71a2f3e5c678b5efde9980f281cac17
        • MD5 SHA1 SHA512 SSDEEP

        JCdFTUu.exe

        • Path C:\Windows\System\JCdFTUu.exe
        • Size 6.0MB
        • SHA256 efe3114007136142ad9fea90fa796392001a9eb7c058d785a4ac912919fa11d5
        • MD5 SHA1 SHA512 SSDEEP

        MxMnMkd.exe

        • Path C:\Windows\System\MxMnMkd.exe
        • Size 6.0MB
        • SHA256 aeb6886cde43946b4252e0d03b106f2b07e8505a7e919e9951c0d90df91af95b
        • MD5 SHA1 SHA512 SSDEEP

        OBMGifP.exe

        • Path C:\Windows\System\OBMGifP.exe
        • Size 6.0MB
        • SHA256 c2b40434192ab38b8c17afbb4b7d7e8c55035c2a2ce0bb7bd7ed56f8de54a588
        • MD5 SHA1 SHA512 SSDEEP

        PeRMTfR.exe

        • Path C:\Windows\System\PeRMTfR.exe
        • Size 6.0MB
        • SHA256 454b8322ef07e14e57f6311795117d1e685baac76a42156b169285a3904e38a6
        • MD5 SHA1 SHA512 SSDEEP

        RJdUaAr.exe

        • Path C:\Windows\System\RJdUaAr.exe
        • Size 6.0MB
        • SHA256 711e439f966860ca56163ed84ea50a76a834ed90ab4e5bb5fa2fa8b33bf43c83
        • MD5 SHA1 SHA512 SSDEEP

        YQMiycg.exe

        • Path C:\Windows\System\YQMiycg.exe
        • Size 6.0MB
        • SHA256 c78d90b54143077e5554ab01248f4747eb1f8c09a1b0dcf7f264e1b774d39062
        • MD5 SHA1 SHA512 SSDEEP

        ZrXDeda.exe

        • Path C:\Windows\System\ZrXDeda.exe
        • Size 6.0MB
        • SHA256 b2220ab0db2ca5c8f0a2beab049aeff2b15f8385dce51a111bc9f3d0fff03910
        • MD5 SHA1 SHA512 SSDEEP

        aMGpopW.exe

        • Path C:\Windows\System\aMGpopW.exe
        • Size 6.0MB
        • SHA256 3395bb15aacccbb9e08b5350dba9ebc34f2dd113c782c5d6d9c126126e7ee0dc
        • MD5 SHA1 SHA512 SSDEEP

        bBbeTMe.exe

        • Path C:\Windows\System\bBbeTMe.exe
        • Size 6.0MB
        • SHA256 f37be5d4ae9d8275e0b902d16f0c581e55208b9ed2af070d6766c9547ff09389
        • MD5 SHA1 SHA512 SSDEEP

        bsUXYey.exe

        • Path C:\Windows\System\bsUXYey.exe
        • Size 6.0MB
        • SHA256 a0c9ace358166fb697724fd636fe640a2958f43b485c9366a10acf9b88dd62da
        • MD5 SHA1 SHA512 SSDEEP

        falZAkK.exe

        • Path C:\Windows\System\falZAkK.exe
        • Size 6.0MB
        • SHA256 ead5aa7d4d7c9cfbb8ba672a37924328d8a22ee2bd024f6ee3c026b1c059304e
        • MD5 SHA1 SHA512 SSDEEP

        gRqaLDl.exe

        • Path C:\Windows\System\gRqaLDl.exe
        • Size 6.0MB
        • SHA256 c87c91b23f9f28d7fc0e28353ba5605cdd35b1976422d1de791a9e02690caa81
        • MD5 SHA1 SHA512 SSDEEP

        hQGCgWK.exe

        • Path C:\Windows\System\hQGCgWK.exe
        • Size 6.0MB
        • SHA256 62e823eba6c803242bb21082b0d298bc7bbbb24a524400bbed5ae5215062facc
        • MD5 SHA1 SHA512 SSDEEP

        nQzPIqA.exe

        • Path C:\Windows\System\nQzPIqA.exe
        • Size 6.0MB
        • SHA256 511b03e6690c210e17ea258d6921ae78bed4f0b798159e853b902fd85cee62c7
        • MD5 SHA1 SHA512 SSDEEP

        rhDYGuW.exe

        • Path C:\Windows\System\rhDYGuW.exe
        • Size 6.0MB
        • SHA256 b5501cad731980f1be60211697df43e1d6a671b731afae1c12dbdbd59f44cc74
        • MD5 SHA1 SHA512 SSDEEP

        tklzRsk.exe

        • Path C:\Windows\System\tklzRsk.exe
        • Size 6.0MB
        • SHA256 b6a51b5afd495e14c133677728a7da5a27b7c583ded8963ce1354b2ce6b3237e
        • MD5 SHA1 SHA512 SSDEEP

        ttRxALo.exe

        • Path C:\Windows\System\ttRxALo.exe
        • Size 6.0MB
        • SHA256 3d5acf340648e67c7d8997ff93d0c5171d746142798bf6eefbe104a784fba43f
        • MD5 SHA1 SHA512 SSDEEP

        uKlQOeS.exe

        • Path C:\Windows\System\uKlQOeS.exe
        • Size 6.0MB
        • SHA256 95941287055834986072ec863898b0e17797cf9f81e413b431b784f4d97c360e
        • MD5 SHA1 SHA512 SSDEEP

        wGymNer.exe

        • Path C:\Windows\System\wGymNer.exe
        • Size 6.0MB
        • SHA256 a09c1980237d93c46e2292f0cd67569eb08cd085c0a7d324a2dd52f397e5faa5
        • MD5 SHA1 SHA512 SSDEEP

        memory/828-48-0x00007FF725E90000-0x00007FF7261E4000-memory.dmp

        memory/828-141-0x00007FF725E90000-0x00007FF7261E4000-memory.dmp

        memory/828-133-0x00007FF725E90000-0x00007FF7261E4000-memory.dmp

        memory/1040-24-0x00007FF7FCCD0000-0x00007FF7FD024000-memory.dmp

        memory/1040-131-0x00007FF7FCCD0000-0x00007FF7FD024000-memory.dmp

        memory/1040-137-0x00007FF7FCCD0000-0x00007FF7FD024000-memory.dmp

        memory/1460-47-0x00007FF6946F0000-0x00007FF694A44000-memory.dmp

        memory/1460-140-0x00007FF6946F0000-0x00007FF694A44000-memory.dmp

        memory/1696-79-0x00007FF722340000-0x00007FF722694000-memory.dmp

        memory/1696-145-0x00007FF722340000-0x00007FF722694000-memory.dmp

        memory/2212-125-0x00007FF6FC660000-0x00007FF6FC9B4000-memory.dmp

        memory/2212-152-0x00007FF6FC660000-0x00007FF6FC9B4000-memory.dmp

        memory/2592-136-0x00007FF63CE30000-0x00007FF63D184000-memory.dmp

        memory/2592-22-0x00007FF63CE30000-0x00007FF63D184000-memory.dmp

        memory/2720-0-0x00007FF626550000-0x00007FF6268A4000-memory.dmp

        memory/2720-1-0x000001EADF530000-0x000001EADF540000-memory.dmp

        memory/2720-128-0x00007FF626550000-0x00007FF6268A4000-memory.dmp

        memory/3048-134-0x00007FF6BE790000-0x00007FF6BEAE4000-memory.dmp

        memory/3048-129-0x00007FF6BE790000-0x00007FF6BEAE4000-memory.dmp

        memory/3048-7-0x00007FF6BE790000-0x00007FF6BEAE4000-memory.dmp

        memory/3052-138-0x00007FF6E3380000-0x00007FF6E36D4000-memory.dmp

        memory/3052-43-0x00007FF6E3380000-0x00007FF6E36D4000-memory.dmp

        memory/3268-31-0x00007FF610040000-0x00007FF610394000-memory.dmp

        memory/3268-139-0x00007FF610040000-0x00007FF610394000-memory.dmp

        memory/3268-132-0x00007FF610040000-0x00007FF610394000-memory.dmp

        memory/3472-122-0x00007FF7E5760000-0x00007FF7E5AB4000-memory.dmp

        memory/3472-149-0x00007FF7E5760000-0x00007FF7E5AB4000-memory.dmp

        memory/3480-135-0x00007FF639A90000-0x00007FF639DE4000-memory.dmp

        memory/3480-130-0x00007FF639A90000-0x00007FF639DE4000-memory.dmp

        memory/3480-14-0x00007FF639A90000-0x00007FF639DE4000-memory.dmp

        memory/3544-150-0x00007FF622900000-0x00007FF622C54000-memory.dmp

        memory/3544-123-0x00007FF622900000-0x00007FF622C54000-memory.dmp

        memory/4048-80-0x00007FF701910000-0x00007FF701C64000-memory.dmp

        memory/4048-146-0x00007FF701910000-0x00007FF701C64000-memory.dmp

        memory/4076-153-0x00007FF73A0D0000-0x00007FF73A424000-memory.dmp

        memory/4076-127-0x00007FF73A0D0000-0x00007FF73A424000-memory.dmp

        memory/4468-72-0x00007FF69F380000-0x00007FF69F6D4000-memory.dmp

        memory/4468-142-0x00007FF69F380000-0x00007FF69F6D4000-memory.dmp

        memory/4748-120-0x00007FF6A4F50000-0x00007FF6A52A4000-memory.dmp

        memory/4748-147-0x00007FF6A4F50000-0x00007FF6A52A4000-memory.dmp

        memory/4888-126-0x00007FF7A3EE0000-0x00007FF7A4234000-memory.dmp

        memory/4888-154-0x00007FF7A3EE0000-0x00007FF7A4234000-memory.dmp

        memory/4928-148-0x00007FF6C3350000-0x00007FF6C36A4000-memory.dmp

        memory/4928-121-0x00007FF6C3350000-0x00007FF6C36A4000-memory.dmp

        memory/5036-124-0x00007FF669EE0000-0x00007FF66A234000-memory.dmp

        memory/5036-151-0x00007FF669EE0000-0x00007FF66A234000-memory.dmp

        memory/5064-143-0x00007FF7345F0000-0x00007FF734944000-memory.dmp

        memory/5064-75-0x00007FF7345F0000-0x00007FF734944000-memory.dmp

        memory/5108-144-0x00007FF651A90000-0x00007FF651DE4000-memory.dmp

        memory/5108-78-0x00007FF651A90000-0x00007FF651DE4000-memory.dmp