Analysis

  • max time kernel
    136s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/06/2024, 22:21

General

  • Target
    2024-06-12_0d925866a5d0a684930f73ad3f2df763_cobalt-strike_cobaltstrike.exe
  • Size 5.9MB
  • Sample240612-19rayswgkn
  • SHA256 a88f1f917232c54297a1e7b19dd2de077ef5491c9d74b78df3d9e5f3f04f52b5
  • 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\2024-06-12_0d925866a5d0a684930f73ad3f2df763_cobalt-strike_cobaltstrike.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-06-12_0d925866a5d0a684930f73ad3f2df763_cobalt-strike_cobaltstrike.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3152
    • C:\Windows\System\PTTdZnk.exe
      C:\Windows\System\PTTdZnk.exe
      2⤵
      • Executes dropped EXE
      PID:3044
    • C:\Windows\System\ItKkBAh.exe
      C:\Windows\System\ItKkBAh.exe
      2⤵
      • Executes dropped EXE
      PID:4640
    • C:\Windows\System\oKPEEOT.exe
      C:\Windows\System\oKPEEOT.exe
      2⤵
      • Executes dropped EXE
      PID:3408
    • C:\Windows\System\RnPoPno.exe
      C:\Windows\System\RnPoPno.exe
      2⤵
      • Executes dropped EXE
      PID:6088
    • C:\Windows\System\YZQFmug.exe
      C:\Windows\System\YZQFmug.exe
      2⤵
      • Executes dropped EXE
      PID:4380
    • C:\Windows\System\cHELftt.exe
      C:\Windows\System\cHELftt.exe
      2⤵
      • Executes dropped EXE
      PID:4208
    • C:\Windows\System\URxDRSG.exe
      C:\Windows\System\URxDRSG.exe
      2⤵
      • Executes dropped EXE
      PID:3916
    • C:\Windows\System\uxpKPyh.exe
      C:\Windows\System\uxpKPyh.exe
      2⤵
      • Executes dropped EXE
      PID:4776
    • C:\Windows\System\tPSMBdj.exe
      C:\Windows\System\tPSMBdj.exe
      2⤵
      • Executes dropped EXE
      PID:3096
    • C:\Windows\System\krmOJpk.exe
      C:\Windows\System\krmOJpk.exe
      2⤵
      • Executes dropped EXE
      PID:4336
    • C:\Windows\System\qyXcYUZ.exe
      C:\Windows\System\qyXcYUZ.exe
      2⤵
      • Executes dropped EXE
      PID:2416
    • C:\Windows\System\RESnrlQ.exe
      C:\Windows\System\RESnrlQ.exe
      2⤵
      • Executes dropped EXE
      PID:3088
    • C:\Windows\System\NVltqkQ.exe
      C:\Windows\System\NVltqkQ.exe
      2⤵
      • Executes dropped EXE
      PID:4988
    • C:\Windows\System\DuHSNuE.exe
      C:\Windows\System\DuHSNuE.exe
      2⤵
      • Executes dropped EXE
      PID:4088
    • C:\Windows\System\HaszvoO.exe
      C:\Windows\System\HaszvoO.exe
      2⤵
      • Executes dropped EXE
      PID:4604
    • C:\Windows\System\fiBenEl.exe
      C:\Windows\System\fiBenEl.exe
      2⤵
      • Executes dropped EXE
      PID:1416
    • C:\Windows\System\jPpEElJ.exe
      C:\Windows\System\jPpEElJ.exe
      2⤵
      • Executes dropped EXE
      PID:5376
    • C:\Windows\System\plfuSrf.exe
      C:\Windows\System\plfuSrf.exe
      2⤵
      • Executes dropped EXE
      PID:5212
    • C:\Windows\System\KAwcJId.exe
      C:\Windows\System\KAwcJId.exe
      2⤵
      • Executes dropped EXE
      PID:4688
    • C:\Windows\System\ggLwjPZ.exe
      C:\Windows\System\ggLwjPZ.exe
      2⤵
      • Executes dropped EXE
      PID:3632
    • C:\Windows\System\yBoaLfX.exe
      C:\Windows\System\yBoaLfX.exe
      2⤵
      • Executes dropped EXE
      PID:1484

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        DuHSNuE.exe

        • Path C:\Windows\System\DuHSNuE.exe
        • Size 5.9MB
        • SHA256 779939f012210e69eac04b18b5eaa9dc0d22fede470b1a4be534ecd53e5a1e97
        • MD5 SHA1 SHA512 SSDEEP

        HaszvoO.exe

        • Path C:\Windows\System\HaszvoO.exe
        • Size 5.9MB
        • SHA256 ed3b18aaebe03391d5504acd2b2a84f8e896312e928c261cdd5966580713718f
        • MD5 SHA1 SHA512 SSDEEP

        ItKkBAh.exe

        • Path C:\Windows\System\ItKkBAh.exe
        • Size 5.9MB
        • SHA256 5ce16b5fdf86630180720c40c60714c0bf7d987db5cd61cc85914a07cb74c78b
        • MD5 SHA1 SHA512 SSDEEP

        KAwcJId.exe

        • Path C:\Windows\System\KAwcJId.exe
        • Size 5.9MB
        • SHA256 e9f3ca5d285ba0651b60fa167fea0a60b5bfd5296a64c30ddccec22a22e9c658
        • MD5 SHA1 SHA512 SSDEEP

        NVltqkQ.exe

        • Path C:\Windows\System\NVltqkQ.exe
        • Size 5.9MB
        • SHA256 393c4605545180c0d87e94182cd75d730e31cca1edf05ad1b948b8890f0e1996
        • MD5 SHA1 SHA512 SSDEEP

        PTTdZnk.exe

        • Path C:\Windows\System\PTTdZnk.exe
        • Size 5.9MB
        • SHA256 2799d95a6d75d783e73dbb8fc41d3068dfa2cf3694b2a6c6d5528c2784d8a664
        • MD5 SHA1 SHA512 SSDEEP

        RESnrlQ.exe

        • Path C:\Windows\System\RESnrlQ.exe
        • Size 5.9MB
        • SHA256 d6db1cac410e02421d65441a076241e82b62f42f9f28ba91d38673d81a06a233
        • MD5 SHA1 SHA512 SSDEEP

        RnPoPno.exe

        • Path C:\Windows\System\RnPoPno.exe
        • Size 5.9MB
        • SHA256 2fb4fe6bf57d2cf2c693a7198ce6ed32a514e4a50fc610805efd0260ca3b1917
        • MD5 SHA1 SHA512 SSDEEP

        URxDRSG.exe

        • Path C:\Windows\System\URxDRSG.exe
        • Size 5.9MB
        • SHA256 4039b2ed7c87849673247396e1010aacbc2cee525a8af01093968bfc9ba08a25
        • MD5 SHA1 SHA512 SSDEEP

        YZQFmug.exe

        • Path C:\Windows\System\YZQFmug.exe
        • Size 5.9MB
        • SHA256 ef21bcbd9c1c8a8154ec76e13855b97e3e092c47744a19cc8627492841636bb2
        • MD5 SHA1 SHA512 SSDEEP

        cHELftt.exe

        • Path C:\Windows\System\cHELftt.exe
        • Size 5.9MB
        • SHA256 ab06d9ef2c9fa6e9d00c0e107677cbcf0843eec716499b55e5f69fca82452c66
        • MD5 SHA1 SHA512 SSDEEP

        fiBenEl.exe

        • Path C:\Windows\System\fiBenEl.exe
        • Size 5.9MB
        • SHA256 43a49060d7e8120740563bdf2c9a938b2849e35ee81a91b06e7e560ac72c1d53
        • MD5 SHA1 SHA512 SSDEEP

        ggLwjPZ.exe

        • Path C:\Windows\System\ggLwjPZ.exe
        • Size 5.9MB
        • SHA256 983ae7476f7d82d35935a8043f13351db281516cdae7dac0aea23e9e0bb142a6
        • MD5 SHA1 SHA512 SSDEEP

        jPpEElJ.exe

        • Path C:\Windows\System\jPpEElJ.exe
        • Size 5.9MB
        • SHA256 fc2aef7383a1fa64c029b85028ba58062f00d60041b97122c57782358b7c00f7
        • MD5 SHA1 SHA512 SSDEEP

        krmOJpk.exe

        • Path C:\Windows\System\krmOJpk.exe
        • Size 5.9MB
        • SHA256 2df5eb14a9fb08f5b04318d9c4350a6205d9f6f6f0b777048cdd0f976d565386
        • MD5 SHA1 SHA512 SSDEEP

        oKPEEOT.exe

        • Path C:\Windows\System\oKPEEOT.exe
        • Size 5.9MB
        • SHA256 c375a7fba3f685fc1149f1ee1c96d0ae38a5991452d7234dd398c67ef09b8f7d
        • MD5 SHA1 SHA512 SSDEEP

        plfuSrf.exe

        • Path C:\Windows\System\plfuSrf.exe
        • Size 5.9MB
        • SHA256 6141b401f5fd0ef1d5f6c58aa42988c9ea99c75dc610fbdbceb0fcd0e95cd749
        • MD5 SHA1 SHA512 SSDEEP

        qyXcYUZ.exe

        • Path C:\Windows\System\qyXcYUZ.exe
        • Size 5.9MB
        • SHA256 3055c05dbb32732de220dc49b9079866dda0da27f49f906c48ce9dc28b6f023c
        • MD5 SHA1 SHA512 SSDEEP

        tPSMBdj.exe

        • Path C:\Windows\System\tPSMBdj.exe
        • Size 5.9MB
        • SHA256 5baaf078af9b17457e85dad1450a84ff0426dee31a0ae592a58d917ef5b29f9a
        • MD5 SHA1 SHA512 SSDEEP

        uxpKPyh.exe

        • Path C:\Windows\System\uxpKPyh.exe
        • Size 5.9MB
        • SHA256 81178396fc5b40b3a61a5219ae06b2dd4ab622add5229434fd7854c9f883ae62
        • MD5 SHA1 SHA512 SSDEEP

        yBoaLfX.exe

        • Path C:\Windows\System\yBoaLfX.exe
        • Size 5.9MB
        • SHA256 f744caafe48b962412b78eda01ee68d94df598a0c39e46ab412eae1c16d620d8
        • MD5 SHA1 SHA512 SSDEEP

        memory/1416-153-0x00007FF68F810000-0x00007FF68FB64000-memory.dmp

        memory/1416-104-0x00007FF68F810000-0x00007FF68FB64000-memory.dmp

        memory/1484-158-0x00007FF796820000-0x00007FF796B74000-memory.dmp

        memory/1484-134-0x00007FF796820000-0x00007FF796B74000-memory.dmp

        memory/2416-69-0x00007FF646E30000-0x00007FF647184000-memory.dmp

        memory/2416-133-0x00007FF646E30000-0x00007FF647184000-memory.dmp

        memory/2416-148-0x00007FF646E30000-0x00007FF647184000-memory.dmp

        memory/3044-8-0x00007FF6B8CB0000-0x00007FF6B9004000-memory.dmp

        memory/3044-138-0x00007FF6B8CB0000-0x00007FF6B9004000-memory.dmp

        memory/3088-75-0x00007FF7E69E0000-0x00007FF7E6D34000-memory.dmp

        memory/3088-149-0x00007FF7E69E0000-0x00007FF7E6D34000-memory.dmp

        memory/3096-57-0x00007FF61A7E0000-0x00007FF61AB34000-memory.dmp

        memory/3096-115-0x00007FF61A7E0000-0x00007FF61AB34000-memory.dmp

        memory/3096-146-0x00007FF61A7E0000-0x00007FF61AB34000-memory.dmp

        memory/3152-59-0x00007FF6DB480000-0x00007FF6DB7D4000-memory.dmp

        memory/3152-1-0x000001D3F95F0000-0x000001D3F9600000-memory.dmp

        memory/3152-0-0x00007FF6DB480000-0x00007FF6DB7D4000-memory.dmp

        memory/3408-20-0x00007FF6F7030000-0x00007FF6F7384000-memory.dmp

        memory/3408-140-0x00007FF6F7030000-0x00007FF6F7384000-memory.dmp

        memory/3632-129-0x00007FF6DA100000-0x00007FF6DA454000-memory.dmp

        memory/3632-156-0x00007FF6DA100000-0x00007FF6DA454000-memory.dmp

        memory/3916-44-0x00007FF68F5F0000-0x00007FF68F944000-memory.dmp

        memory/3916-144-0x00007FF68F5F0000-0x00007FF68F944000-memory.dmp

        memory/4088-151-0x00007FF7CAF70000-0x00007FF7CB2C4000-memory.dmp

        memory/4088-92-0x00007FF7CAF70000-0x00007FF7CB2C4000-memory.dmp

        memory/4208-143-0x00007FF735870000-0x00007FF735BC4000-memory.dmp

        memory/4208-100-0x00007FF735870000-0x00007FF735BC4000-memory.dmp

        memory/4208-38-0x00007FF735870000-0x00007FF735BC4000-memory.dmp

        memory/4336-147-0x00007FF7E2530000-0x00007FF7E2884000-memory.dmp

        memory/4336-127-0x00007FF7E2530000-0x00007FF7E2884000-memory.dmp

        memory/4336-61-0x00007FF7E2530000-0x00007FF7E2884000-memory.dmp

        memory/4380-93-0x00007FF70C400000-0x00007FF70C754000-memory.dmp

        memory/4380-142-0x00007FF70C400000-0x00007FF70C754000-memory.dmp

        memory/4380-30-0x00007FF70C400000-0x00007FF70C754000-memory.dmp

        memory/4604-152-0x00007FF7D6560000-0x00007FF7D68B4000-memory.dmp

        memory/4604-94-0x00007FF7D6560000-0x00007FF7D68B4000-memory.dmp

        memory/4640-139-0x00007FF663390000-0x00007FF6636E4000-memory.dmp

        memory/4640-14-0x00007FF663390000-0x00007FF6636E4000-memory.dmp

        memory/4688-157-0x00007FF7CEF90000-0x00007FF7CF2E4000-memory.dmp

        memory/4688-121-0x00007FF7CEF90000-0x00007FF7CF2E4000-memory.dmp

        memory/4688-137-0x00007FF7CEF90000-0x00007FF7CF2E4000-memory.dmp

        memory/4776-145-0x00007FF6C83F0000-0x00007FF6C8744000-memory.dmp

        memory/4776-113-0x00007FF6C83F0000-0x00007FF6C8744000-memory.dmp

        memory/4776-50-0x00007FF6C83F0000-0x00007FF6C8744000-memory.dmp

        memory/4988-150-0x00007FF608C30000-0x00007FF608F84000-memory.dmp

        memory/4988-81-0x00007FF608C30000-0x00007FF608F84000-memory.dmp

        memory/5212-155-0x00007FF687550000-0x00007FF6878A4000-memory.dmp

        memory/5212-116-0x00007FF687550000-0x00007FF6878A4000-memory.dmp

        memory/5212-136-0x00007FF687550000-0x00007FF6878A4000-memory.dmp

        memory/5376-135-0x00007FF7381E0000-0x00007FF738534000-memory.dmp

        memory/5376-154-0x00007FF7381E0000-0x00007FF738534000-memory.dmp

        memory/5376-107-0x00007FF7381E0000-0x00007FF738534000-memory.dmp

        memory/6088-26-0x00007FF786820000-0x00007FF786B74000-memory.dmp

        memory/6088-141-0x00007FF786820000-0x00007FF786B74000-memory.dmp