Analysis

  • max time kernel
    146s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/06/2024, 23:04

General

  • Target
    2024-06-02_3f33c8862acbe89454ec7e65b4f53b0f_cobalt-strike_cobaltstrike.exe
  • Size 5.9MB
  • Sample240602-22gl8abe23
  • SHA256 d297bc4d1c751c5e633393bda61b9de7f48c4c53788fb0c9ad4c2d3b79e70cf5
  • 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\2024-06-02_3f33c8862acbe89454ec7e65b4f53b0f_cobalt-strike_cobaltstrike.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-06-02_3f33c8862acbe89454ec7e65b4f53b0f_cobalt-strike_cobaltstrike.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2928
    • C:\Windows\System\udddrTc.exe
      C:\Windows\System\udddrTc.exe
      2⤵
      • Executes dropped EXE
      PID:2648
    • C:\Windows\System\YnoRhmB.exe
      C:\Windows\System\YnoRhmB.exe
      2⤵
      • Executes dropped EXE
      PID:3380
    • C:\Windows\System\heycZAP.exe
      C:\Windows\System\heycZAP.exe
      2⤵
      • Executes dropped EXE
      PID:3976
    • C:\Windows\System\KMTClVY.exe
      C:\Windows\System\KMTClVY.exe
      2⤵
      • Executes dropped EXE
      PID:6128
    • C:\Windows\System\jTrkMVc.exe
      C:\Windows\System\jTrkMVc.exe
      2⤵
      • Executes dropped EXE
      PID:1224
    • C:\Windows\System\PbglRZM.exe
      C:\Windows\System\PbglRZM.exe
      2⤵
      • Executes dropped EXE
      PID:368
    • C:\Windows\System\kJziBpX.exe
      C:\Windows\System\kJziBpX.exe
      2⤵
      • Executes dropped EXE
      PID:5712
    • C:\Windows\System\TYngpNj.exe
      C:\Windows\System\TYngpNj.exe
      2⤵
      • Executes dropped EXE
      PID:1828
    • C:\Windows\System\wTskcvT.exe
      C:\Windows\System\wTskcvT.exe
      2⤵
      • Executes dropped EXE
      PID:1764
    • C:\Windows\System\HaslVag.exe
      C:\Windows\System\HaslVag.exe
      2⤵
      • Executes dropped EXE
      PID:4192
    • C:\Windows\System\cwFBAZa.exe
      C:\Windows\System\cwFBAZa.exe
      2⤵
      • Executes dropped EXE
      PID:1076
    • C:\Windows\System\NeXzIxx.exe
      C:\Windows\System\NeXzIxx.exe
      2⤵
      • Executes dropped EXE
      PID:5020
    • C:\Windows\System\JhnclVG.exe
      C:\Windows\System\JhnclVG.exe
      2⤵
      • Executes dropped EXE
      PID:1824
    • C:\Windows\System\JUcCzjQ.exe
      C:\Windows\System\JUcCzjQ.exe
      2⤵
      • Executes dropped EXE
      PID:5668
    • C:\Windows\System\nShaMwc.exe
      C:\Windows\System\nShaMwc.exe
      2⤵
      • Executes dropped EXE
      PID:5672
    • C:\Windows\System\QKjLuls.exe
      C:\Windows\System\QKjLuls.exe
      2⤵
      • Executes dropped EXE
      PID:4980
    • C:\Windows\System\aMJVIzK.exe
      C:\Windows\System\aMJVIzK.exe
      2⤵
      • Executes dropped EXE
      PID:2292
    • C:\Windows\System\jkeMIXg.exe
      C:\Windows\System\jkeMIXg.exe
      2⤵
      • Executes dropped EXE
      PID:5044
    • C:\Windows\System\GTPnUiA.exe
      C:\Windows\System\GTPnUiA.exe
      2⤵
      • Executes dropped EXE
      PID:564
    • C:\Windows\System\IEtQpnc.exe
      C:\Windows\System\IEtQpnc.exe
      2⤵
      • Executes dropped EXE
      PID:4548
    • C:\Windows\System\ShrAfxU.exe
      C:\Windows\System\ShrAfxU.exe
      2⤵
      • Executes dropped EXE
      PID:2192

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        GTPnUiA.exe

        • Path C:\Windows\System\GTPnUiA.exe
        • Size 5.9MB
        • SHA256 26f1622b53b8813c5e0f9ebdb90d802163e3c4d93a6ad9ff796a6001a83de243
        • MD5 SHA1 SHA512 SSDEEP

        HaslVag.exe

        • Path C:\Windows\System\HaslVag.exe
        • Size 5.9MB
        • SHA256 3bd7eb8d50803fe9a836d76399ac7f91bf1d6826aac7719c63175a5b635937ea
        • MD5 SHA1 SHA512 SSDEEP

        IEtQpnc.exe

        • Path C:\Windows\System\IEtQpnc.exe
        • Size 5.9MB
        • SHA256 3ac233c39defb143e57484c6e7963ab9d30e33a6dba347961282476f9de6e9ad
        • MD5 SHA1 SHA512 SSDEEP

        JUcCzjQ.exe

        • Path C:\Windows\System\JUcCzjQ.exe
        • Size 5.9MB
        • SHA256 4fd2f6228eddb4409047b5cb0f6caaf5c837bcf38e356533a55b530362fc82cc
        • MD5 SHA1 SHA512 SSDEEP

        JhnclVG.exe

        • Path C:\Windows\System\JhnclVG.exe
        • Size 5.9MB
        • SHA256 5d1766103fb578d1ba349ffa9a36c58a9e1dd8fde79c3d988db82e3f7a074f09
        • MD5 SHA1 SHA512 SSDEEP

        KMTClVY.exe

        • Path C:\Windows\System\KMTClVY.exe
        • Size 5.9MB
        • SHA256 e542de710eb9927b738cdff528f6cc9f59f68013a06e26180477f7ae6a23ac97
        • MD5 SHA1 SHA512 SSDEEP

        NeXzIxx.exe

        • Path C:\Windows\System\NeXzIxx.exe
        • Size 5.9MB
        • SHA256 30ba2a221a1119d82909427bee04bce4ecda65214f799d65280dad0935f239ef
        • MD5 SHA1 SHA512 SSDEEP

        PbglRZM.exe

        • Path C:\Windows\System\PbglRZM.exe
        • Size 5.9MB
        • SHA256 419a9fab49e6700ec73d1c9c7bd3eb599a69e30b3f4b6a3dd67320a3e2d8ed60
        • MD5 SHA1 SHA512 SSDEEP

        QKjLuls.exe

        • Path C:\Windows\System\QKjLuls.exe
        • Size 5.9MB
        • SHA256 7cd78bc3cfed41f6a2a8e9e40e42b39a29bda984a33606ceb2b95a6536b95659
        • MD5 SHA1 SHA512 SSDEEP

        ShrAfxU.exe

        • Path C:\Windows\System\ShrAfxU.exe
        • Size 5.9MB
        • SHA256 34b57b6e89db804a1ee7ec95e54c2ee69bafd88a3bacfc431568cfb1565faf4a
        • MD5 SHA1 SHA512 SSDEEP

        TYngpNj.exe

        • Path C:\Windows\System\TYngpNj.exe
        • Size 5.9MB
        • SHA256 9d91996be489313931bea5ab4bf04982963a5a9ac7140d40878e5b4e1d37d5f7
        • MD5 SHA1 SHA512 SSDEEP

        YnoRhmB.exe

        • Path C:\Windows\System\YnoRhmB.exe
        • Size 5.9MB
        • SHA256 1163ecc8bda092cf220d403e392a9f8c0359217c3f6d8f1238d1400f65a9adca
        • MD5 SHA1 SHA512 SSDEEP

        aMJVIzK.exe

        • Path C:\Windows\System\aMJVIzK.exe
        • Size 5.9MB
        • SHA256 77eefdd228c2dc5656d51767f0ac90ee80fa095f68210abe09f6f8d76b4cd3b6
        • MD5 SHA1 SHA512 SSDEEP

        cwFBAZa.exe

        • Path C:\Windows\System\cwFBAZa.exe
        • Size 5.9MB
        • SHA256 0988742a927eaec710d1359f089deccb7096de2f3b2e5d5486038f27b815a78f
        • MD5 SHA1 SHA512 SSDEEP

        heycZAP.exe

        • Path C:\Windows\System\heycZAP.exe
        • Size 5.9MB
        • SHA256 465ae78170d33cf58e57e5c07b564f7f5d965507dab35f1150135c43dd3ec3f4
        • MD5 SHA1 SHA512 SSDEEP

        jTrkMVc.exe

        • Path C:\Windows\System\jTrkMVc.exe
        • Size 5.9MB
        • SHA256 7518fd42bc1d665f10ed1b6a2210b21cbbe43c9a15ecdfd68754d01dd8dbeadf
        • MD5 SHA1 SHA512 SSDEEP

        jkeMIXg.exe

        • Path C:\Windows\System\jkeMIXg.exe
        • Size 5.9MB
        • SHA256 f34546faf874f9fd3a374551e97e62ff37b8a9a814063721254b13b774b3c80d
        • MD5 SHA1 SHA512 SSDEEP

        kJziBpX.exe

        • Path C:\Windows\System\kJziBpX.exe
        • Size 5.9MB
        • SHA256 195b86af0a0873ee441fe2f9e70681bcc04633f22b6ff52920e627968b2117ed
        • MD5 SHA1 SHA512 SSDEEP

        nShaMwc.exe

        • Path C:\Windows\System\nShaMwc.exe
        • Size 5.9MB
        • SHA256 8eb7ca325ae3509bc03d2636c8ba94a7262a267b801de5c7a131b703a01a2176
        • MD5 SHA1 SHA512 SSDEEP

        udddrTc.exe

        • Path C:\Windows\System\udddrTc.exe
        • Size 5.9MB
        • SHA256 0c680bb218a2d896e2f40ebf6415042b91fe8a8b4a812af3eb2f30d95e7a49b9
        • MD5 SHA1 SHA512 SSDEEP

        wTskcvT.exe

        • Path C:\Windows\System\wTskcvT.exe
        • Size 5.9MB
        • SHA256 8fdcdd0f30fc6de8586987d85fbb0a552bc5bdc69b3d5cc3f4a8acdcc6451f62
        • MD5 SHA1 SHA512 SSDEEP

        memory/368-38-0x00007FF7C3C70000-0x00007FF7C3FC4000-memory.dmp

        memory/368-139-0x00007FF7C3C70000-0x00007FF7C3FC4000-memory.dmp

        memory/564-154-0x00007FF7B5280000-0x00007FF7B55D4000-memory.dmp

        memory/564-128-0x00007FF7B5280000-0x00007FF7B55D4000-memory.dmp

        memory/1076-144-0x00007FF77AE30000-0x00007FF77B184000-memory.dmp

        memory/1076-68-0x00007FF77AE30000-0x00007FF77B184000-memory.dmp

        memory/1224-32-0x00007FF6C0410000-0x00007FF6C0764000-memory.dmp

        memory/1224-138-0x00007FF6C0410000-0x00007FF6C0764000-memory.dmp

        memory/1764-57-0x00007FF759940000-0x00007FF759C94000-memory.dmp

        memory/1764-142-0x00007FF759940000-0x00007FF759C94000-memory.dmp

        memory/1824-81-0x00007FF7589D0000-0x00007FF758D24000-memory.dmp

        memory/1824-146-0x00007FF7589D0000-0x00007FF758D24000-memory.dmp

        memory/1824-129-0x00007FF7589D0000-0x00007FF758D24000-memory.dmp

        memory/1828-53-0x00007FF671880000-0x00007FF671BD4000-memory.dmp

        memory/1828-141-0x00007FF671880000-0x00007FF671BD4000-memory.dmp

        memory/2192-126-0x00007FF709890000-0x00007FF709BE4000-memory.dmp

        memory/2192-152-0x00007FF709890000-0x00007FF709BE4000-memory.dmp

        memory/2292-150-0x00007FF63B140000-0x00007FF63B494000-memory.dmp

        memory/2292-99-0x00007FF63B140000-0x00007FF63B494000-memory.dmp

        memory/2292-132-0x00007FF63B140000-0x00007FF63B494000-memory.dmp

        memory/2648-8-0x00007FF67C550000-0x00007FF67C8A4000-memory.dmp

        memory/2648-134-0x00007FF67C550000-0x00007FF67C8A4000-memory.dmp

        memory/2928-74-0x00007FF7A96D0000-0x00007FF7A9A24000-memory.dmp

        memory/2928-1-0x000001E319DE0000-0x000001E319DF0000-memory.dmp

        memory/2928-0-0x00007FF7A96D0000-0x00007FF7A9A24000-memory.dmp

        memory/3380-135-0x00007FF759860000-0x00007FF759BB4000-memory.dmp

        memory/3380-14-0x00007FF759860000-0x00007FF759BB4000-memory.dmp

        memory/3976-20-0x00007FF7FC610000-0x00007FF7FC964000-memory.dmp

        memory/3976-136-0x00007FF7FC610000-0x00007FF7FC964000-memory.dmp

        memory/4192-143-0x00007FF75A630000-0x00007FF75A984000-memory.dmp

        memory/4192-62-0x00007FF75A630000-0x00007FF75A984000-memory.dmp

        memory/4548-153-0x00007FF742460000-0x00007FF7427B4000-memory.dmp

        memory/4548-125-0x00007FF742460000-0x00007FF7427B4000-memory.dmp

        memory/4980-133-0x00007FF73C5F0000-0x00007FF73C944000-memory.dmp

        memory/4980-103-0x00007FF73C5F0000-0x00007FF73C944000-memory.dmp

        memory/4980-149-0x00007FF73C5F0000-0x00007FF73C944000-memory.dmp

        memory/5020-75-0x00007FF6A7D80000-0x00007FF6A80D4000-memory.dmp

        memory/5020-145-0x00007FF6A7D80000-0x00007FF6A80D4000-memory.dmp

        memory/5044-151-0x00007FF7F02F0000-0x00007FF7F0644000-memory.dmp

        memory/5044-127-0x00007FF7F02F0000-0x00007FF7F0644000-memory.dmp

        memory/5668-131-0x00007FF7D89E0000-0x00007FF7D8D34000-memory.dmp

        memory/5668-147-0x00007FF7D89E0000-0x00007FF7D8D34000-memory.dmp

        memory/5668-91-0x00007FF7D89E0000-0x00007FF7D8D34000-memory.dmp

        memory/5672-148-0x00007FF7E26D0000-0x00007FF7E2A24000-memory.dmp

        memory/5672-93-0x00007FF7E26D0000-0x00007FF7E2A24000-memory.dmp

        memory/5672-130-0x00007FF7E26D0000-0x00007FF7E2A24000-memory.dmp

        memory/5712-140-0x00007FF69EBF0000-0x00007FF69EF44000-memory.dmp

        memory/5712-52-0x00007FF69EBF0000-0x00007FF69EF44000-memory.dmp

        memory/6128-137-0x00007FF757FA0000-0x00007FF7582F4000-memory.dmp

        memory/6128-26-0x00007FF757FA0000-0x00007FF7582F4000-memory.dmp