Analysis

  • max time kernel
    148s
  • 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
    27/05/2024, 07:56

General

  • Target
    2024-05-27_ceed0bb40210f6312bb3f6a08cada978_cobalt-strike_cobaltstrike.exe
  • Size 5.9MB
  • Sample240527-js5zcaea38
  • SHA256 a37dfed9e6f606b7bac6f7aff22b4624e4f670c00a8abc2b229dca8477271bcc
  • 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\2024-05-27_ceed0bb40210f6312bb3f6a08cada978_cobalt-strike_cobaltstrike.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-05-27_ceed0bb40210f6312bb3f6a08cada978_cobalt-strike_cobaltstrike.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4556
    • C:\Windows\System\IlsURCt.exe
      C:\Windows\System\IlsURCt.exe
      2⤵
      • Executes dropped EXE
      PID:3492
    • C:\Windows\System\KviqvkO.exe
      C:\Windows\System\KviqvkO.exe
      2⤵
      • Executes dropped EXE
      PID:1396
    • C:\Windows\System\yOZtTye.exe
      C:\Windows\System\yOZtTye.exe
      2⤵
      • Executes dropped EXE
      PID:3160
    • C:\Windows\System\ApohCMl.exe
      C:\Windows\System\ApohCMl.exe
      2⤵
      • Executes dropped EXE
      PID:3572
    • C:\Windows\System\yeQbING.exe
      C:\Windows\System\yeQbING.exe
      2⤵
      • Executes dropped EXE
      PID:4924
    • C:\Windows\System\HUrBWaO.exe
      C:\Windows\System\HUrBWaO.exe
      2⤵
      • Executes dropped EXE
      PID:4384
    • C:\Windows\System\yuubTVm.exe
      C:\Windows\System\yuubTVm.exe
      2⤵
      • Executes dropped EXE
      PID:4536
    • C:\Windows\System\LlZLJaq.exe
      C:\Windows\System\LlZLJaq.exe
      2⤵
      • Executes dropped EXE
      PID:2188
    • C:\Windows\System\hmxiGir.exe
      C:\Windows\System\hmxiGir.exe
      2⤵
      • Executes dropped EXE
      PID:3552
    • C:\Windows\System\usxQJdN.exe
      C:\Windows\System\usxQJdN.exe
      2⤵
      • Executes dropped EXE
      PID:4280
    • C:\Windows\System\smwtYGM.exe
      C:\Windows\System\smwtYGM.exe
      2⤵
      • Executes dropped EXE
      PID:3904
    • C:\Windows\System\XlTOFxD.exe
      C:\Windows\System\XlTOFxD.exe
      2⤵
      • Executes dropped EXE
      PID:892
    • C:\Windows\System\RgOBfZI.exe
      C:\Windows\System\RgOBfZI.exe
      2⤵
      • Executes dropped EXE
      PID:3472
    • C:\Windows\System\GmqtIAc.exe
      C:\Windows\System\GmqtIAc.exe
      2⤵
      • Executes dropped EXE
      PID:4136
    • C:\Windows\System\jCwCFxD.exe
      C:\Windows\System\jCwCFxD.exe
      2⤵
      • Executes dropped EXE
      PID:3124
    • C:\Windows\System\wDwMbpW.exe
      C:\Windows\System\wDwMbpW.exe
      2⤵
      • Executes dropped EXE
      PID:396
    • C:\Windows\System\IEnjhyb.exe
      C:\Windows\System\IEnjhyb.exe
      2⤵
      • Executes dropped EXE
      PID:752
    • C:\Windows\System\hJDEtOy.exe
      C:\Windows\System\hJDEtOy.exe
      2⤵
      • Executes dropped EXE
      PID:1280
    • C:\Windows\System\QKcnYxi.exe
      C:\Windows\System\QKcnYxi.exe
      2⤵
      • Executes dropped EXE
      PID:2076
    • C:\Windows\System\gVrEXCX.exe
      C:\Windows\System\gVrEXCX.exe
      2⤵
      • Executes dropped EXE
      PID:4948
    • C:\Windows\System\cYQXuAs.exe
      C:\Windows\System\cYQXuAs.exe
      2⤵
      • Executes dropped EXE
      PID:4312

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        ApohCMl.exe

        • Path C:\Windows\System\ApohCMl.exe
        • Size 5.9MB
        • SHA256 c2b0c1a7b370e492c73779d56a8050dd059b79a6065aa6d525193c216d58997d
        • MD5 SHA1 SHA512 SSDEEP

        GmqtIAc.exe

        • Path C:\Windows\System\GmqtIAc.exe
        • Size 5.9MB
        • SHA256 f95b6f947fa65a4f0de0be49e86243f72e404530dc2fe40aa4ac2a6cf3f0b8d2
        • MD5 SHA1 SHA512 SSDEEP

        HUrBWaO.exe

        • Path C:\Windows\System\HUrBWaO.exe
        • Size 5.9MB
        • SHA256 6deee6f2c8780ded875b6518b565f932d68782a445373279b55639098d8d9954
        • MD5 SHA1 SHA512 SSDEEP

        IEnjhyb.exe

        • Path C:\Windows\System\IEnjhyb.exe
        • Size 5.9MB
        • SHA256 9c50270c95816532ff0102f02627862d174930c657baa704cd2c5f945340faf3
        • MD5 SHA1 SHA512 SSDEEP

        IlsURCt.exe

        • Path C:\Windows\System\IlsURCt.exe
        • Size 5.9MB
        • SHA256 fa8cded9711cb7dd55f7106e25b8fa7869c47db655a57b6460f4fdc4e6940f5b
        • MD5 SHA1 SHA512 SSDEEP

        KviqvkO.exe

        • Path C:\Windows\System\KviqvkO.exe
        • Size 5.9MB
        • SHA256 fc51146496c0889acdd960c40fafdf1cc65c1dce56ab3dba800e5d3ae4f9b9e7
        • MD5 SHA1 SHA512 SSDEEP

        LlZLJaq.exe

        • Path C:\Windows\System\LlZLJaq.exe
        • Size 5.9MB
        • SHA256 fb014375ea924637c4280b7c647a83b13f15e683501f09b5e6438e1edc4da0b6
        • MD5 SHA1 SHA512 SSDEEP

        QKcnYxi.exe

        • Path C:\Windows\System\QKcnYxi.exe
        • Size 5.9MB
        • SHA256 54e6569c776be4f25c82d2e47481dfad56e1f167a7151bd425f2860a5f6026e4
        • MD5 SHA1 SHA512 SSDEEP

        RgOBfZI.exe

        • Path C:\Windows\System\RgOBfZI.exe
        • Size 5.9MB
        • SHA256 8da81faf5864bc494111260ab68bb8c8a1a315f5236998d0afffd6324f74b5db
        • MD5 SHA1 SHA512 SSDEEP

        XlTOFxD.exe

        • Path C:\Windows\System\XlTOFxD.exe
        • Size 5.9MB
        • SHA256 afe5b059bce71e1fa82f7ccbfa9b4f99b2211dd399a074f0bfca4113dd694a90
        • MD5 SHA1 SHA512 SSDEEP

        cYQXuAs.exe

        • Path C:\Windows\System\cYQXuAs.exe
        • Size 5.9MB
        • SHA256 e1b732074b2f34a460e56cb1c0732c5fdc381b2d6ec3bdedd0c8e72ee70aff07
        • MD5 SHA1 SHA512 SSDEEP

        gVrEXCX.exe

        • Path C:\Windows\System\gVrEXCX.exe
        • Size 5.9MB
        • SHA256 3bb9f00445528504e256b0669efb4354ab059a060caeff729d3fd61e61c70c39
        • MD5 SHA1 SHA512 SSDEEP

        hJDEtOy.exe

        • Path C:\Windows\System\hJDEtOy.exe
        • Size 5.9MB
        • SHA256 b311e778e694ed745b0972958b01bde9625851e9cfb72a9d2bd9da9b20adb464
        • MD5 SHA1 SHA512 SSDEEP

        hmxiGir.exe

        • Path C:\Windows\System\hmxiGir.exe
        • Size 5.9MB
        • SHA256 692ee7e2e6bbc10bc7f96a790943e3a92b4f40058e82ccf329b48f43cb7ef695
        • MD5 SHA1 SHA512 SSDEEP

        jCwCFxD.exe

        • Path C:\Windows\System\jCwCFxD.exe
        • Size 5.9MB
        • SHA256 b303f70219151ccf1a603886b908a6ca0eef6c394e36b3ddfce19754893aa4e0
        • MD5 SHA1 SHA512 SSDEEP

        smwtYGM.exe

        • Path C:\Windows\System\smwtYGM.exe
        • Size 5.9MB
        • SHA256 637efe25096755576a0b01534b4075018096e867c201f7056f16b8434a34b48a
        • MD5 SHA1 SHA512 SSDEEP

        usxQJdN.exe

        • Path C:\Windows\System\usxQJdN.exe
        • Size 5.9MB
        • SHA256 250778d6bbc0fd106c847388344374f8f27bc8fc024b7f2249e4fdb146b6a3c5
        • MD5 SHA1 SHA512 SSDEEP

        wDwMbpW.exe

        • Path C:\Windows\System\wDwMbpW.exe
        • Size 5.9MB
        • SHA256 81cb02144158d26b3614195c3cb38976977cee541c561aa29d8685fa18e2e145
        • MD5 SHA1 SHA512 SSDEEP

        yOZtTye.exe

        • Path C:\Windows\System\yOZtTye.exe
        • Size 5.9MB
        • SHA256 db27b87d01fdad210adb3dc3882c5f66d2cbd695a59425ed24a221b957e1f449
        • MD5 SHA1 SHA512 SSDEEP

        yeQbING.exe

        • Path C:\Windows\System\yeQbING.exe
        • Size 5.9MB
        • SHA256 fb90c6ec2d3acaf44a0c8e1532ab893a31701d2120afb86ea9647bd8a04812d1
        • MD5 SHA1 SHA512 SSDEEP

        yuubTVm.exe

        • Path C:\Windows\System\yuubTVm.exe
        • Size 5.9MB
        • SHA256 9254178bcd28bd79c0f614a55f725769b297b71636c466551f7a3eb85e177f87
        • MD5 SHA1 SHA512 SSDEEP

        memory/396-129-0x00007FF6537C0000-0x00007FF653B14000-memory.dmp

        memory/396-155-0x00007FF6537C0000-0x00007FF653B14000-memory.dmp

        memory/752-124-0x00007FF6C9120000-0x00007FF6C9474000-memory.dmp

        memory/752-153-0x00007FF6C9120000-0x00007FF6C9474000-memory.dmp

        memory/892-85-0x00007FF71C790000-0x00007FF71CAE4000-memory.dmp

        memory/892-149-0x00007FF71C790000-0x00007FF71CAE4000-memory.dmp

        memory/1280-125-0x00007FF7896F0000-0x00007FF789A44000-memory.dmp

        memory/1280-152-0x00007FF7896F0000-0x00007FF789A44000-memory.dmp

        memory/1396-138-0x00007FF6F7700000-0x00007FF6F7A54000-memory.dmp

        memory/1396-14-0x00007FF6F7700000-0x00007FF6F7A54000-memory.dmp

        memory/2076-126-0x00007FF7E82F0000-0x00007FF7E8644000-memory.dmp

        memory/2076-151-0x00007FF7E82F0000-0x00007FF7E8644000-memory.dmp

        memory/2188-133-0x00007FF71F8B0000-0x00007FF71FC04000-memory.dmp

        memory/2188-48-0x00007FF71F8B0000-0x00007FF71FC04000-memory.dmp

        memory/2188-144-0x00007FF71F8B0000-0x00007FF71FC04000-memory.dmp

        memory/3124-154-0x00007FF643D20000-0x00007FF644074000-memory.dmp

        memory/3124-123-0x00007FF643D20000-0x00007FF644074000-memory.dmp

        memory/3160-139-0x00007FF627840000-0x00007FF627B94000-memory.dmp

        memory/3160-18-0x00007FF627840000-0x00007FF627B94000-memory.dmp

        memory/3160-130-0x00007FF627840000-0x00007FF627B94000-memory.dmp

        memory/3472-121-0x00007FF62BD30000-0x00007FF62C084000-memory.dmp

        memory/3472-150-0x00007FF62BD30000-0x00007FF62C084000-memory.dmp

        memory/3492-81-0x00007FF74FA10000-0x00007FF74FD64000-memory.dmp

        memory/3492-137-0x00007FF74FA10000-0x00007FF74FD64000-memory.dmp

        memory/3492-6-0x00007FF74FA10000-0x00007FF74FD64000-memory.dmp

        memory/3552-58-0x00007FF6E7360000-0x00007FF6E76B4000-memory.dmp

        memory/3552-134-0x00007FF6E7360000-0x00007FF6E76B4000-memory.dmp

        memory/3552-145-0x00007FF6E7360000-0x00007FF6E76B4000-memory.dmp

        memory/3572-24-0x00007FF646650000-0x00007FF6469A4000-memory.dmp

        memory/3572-131-0x00007FF646650000-0x00007FF6469A4000-memory.dmp

        memory/3572-140-0x00007FF646650000-0x00007FF6469A4000-memory.dmp

        memory/3904-75-0x00007FF6BB680000-0x00007FF6BB9D4000-memory.dmp

        memory/3904-136-0x00007FF6BB680000-0x00007FF6BB9D4000-memory.dmp

        memory/3904-148-0x00007FF6BB680000-0x00007FF6BB9D4000-memory.dmp

        memory/4136-147-0x00007FF65ABB0000-0x00007FF65AF04000-memory.dmp

        memory/4136-122-0x00007FF65ABB0000-0x00007FF65AF04000-memory.dmp

        memory/4280-135-0x00007FF6E1600000-0x00007FF6E1954000-memory.dmp

        memory/4280-71-0x00007FF6E1600000-0x00007FF6E1954000-memory.dmp

        memory/4280-146-0x00007FF6E1600000-0x00007FF6E1954000-memory.dmp

        memory/4312-156-0x00007FF6B2CF0000-0x00007FF6B3044000-memory.dmp

        memory/4312-128-0x00007FF6B2CF0000-0x00007FF6B3044000-memory.dmp

        memory/4384-142-0x00007FF6AC030000-0x00007FF6AC384000-memory.dmp

        memory/4384-43-0x00007FF6AC030000-0x00007FF6AC384000-memory.dmp

        memory/4384-132-0x00007FF6AC030000-0x00007FF6AC384000-memory.dmp

        memory/4536-143-0x00007FF603AC0000-0x00007FF603E14000-memory.dmp

        memory/4536-44-0x00007FF603AC0000-0x00007FF603E14000-memory.dmp

        memory/4556-63-0x00007FF718500000-0x00007FF718854000-memory.dmp

        memory/4556-0-0x00007FF718500000-0x00007FF718854000-memory.dmp

        memory/4556-1-0x0000018FD94C0000-0x0000018FD94D0000-memory.dmp

        memory/4924-141-0x00007FF79BE00000-0x00007FF79C154000-memory.dmp

        memory/4924-35-0x00007FF79BE00000-0x00007FF79C154000-memory.dmp

        memory/4948-157-0x00007FF7C2D00000-0x00007FF7C3054000-memory.dmp

        memory/4948-127-0x00007FF7C2D00000-0x00007FF7C3054000-memory.dmp