Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/06/2024, 04:09

General

  • Target
    2024-06-02_fdd9ac38292802808eff84336ec309d4_cobalt-strike_cobaltstrike.exe
  • Size 5.2MB
  • Sample240602-eq6qmsae41
  • SHA256 8a81d165f97979b47889782c3eea5f664b70075e25f0a3fb844f7b1ebec1a9d0
  • 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 46 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_fdd9ac38292802808eff84336ec309d4_cobalt-strike_cobaltstrike.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-06-02_fdd9ac38292802808eff84336ec309d4_cobalt-strike_cobaltstrike.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2540
    • C:\Windows\System\suagqdQ.exe
      C:\Windows\System\suagqdQ.exe
      2⤵
      • Executes dropped EXE
      PID:3692
    • C:\Windows\System\jsmiDxY.exe
      C:\Windows\System\jsmiDxY.exe
      2⤵
      • Executes dropped EXE
      PID:2328
    • C:\Windows\System\yJfVQhx.exe
      C:\Windows\System\yJfVQhx.exe
      2⤵
      • Executes dropped EXE
      PID:1820
    • C:\Windows\System\UuIrYBD.exe
      C:\Windows\System\UuIrYBD.exe
      2⤵
      • Executes dropped EXE
      PID:2596
    • C:\Windows\System\SdOVsiC.exe
      C:\Windows\System\SdOVsiC.exe
      2⤵
      • Executes dropped EXE
      PID:4540
    • C:\Windows\System\qviTCHl.exe
      C:\Windows\System\qviTCHl.exe
      2⤵
      • Executes dropped EXE
      PID:3348
    • C:\Windows\System\MBHYTxt.exe
      C:\Windows\System\MBHYTxt.exe
      2⤵
      • Executes dropped EXE
      PID:4904
    • C:\Windows\System\inghniK.exe
      C:\Windows\System\inghniK.exe
      2⤵
      • Executes dropped EXE
      PID:1868
    • C:\Windows\System\pSkTzsi.exe
      C:\Windows\System\pSkTzsi.exe
      2⤵
      • Executes dropped EXE
      PID:4872
    • C:\Windows\System\McDurVr.exe
      C:\Windows\System\McDurVr.exe
      2⤵
      • Executes dropped EXE
      PID:4824
    • C:\Windows\System\eFpnpNb.exe
      C:\Windows\System\eFpnpNb.exe
      2⤵
      • Executes dropped EXE
      PID:3724
    • C:\Windows\System\QunHzQX.exe
      C:\Windows\System\QunHzQX.exe
      2⤵
      • Executes dropped EXE
      PID:1084
    • C:\Windows\System\UrcSPlt.exe
      C:\Windows\System\UrcSPlt.exe
      2⤵
      • Executes dropped EXE
      PID:1604
    • C:\Windows\System\RRgaGrC.exe
      C:\Windows\System\RRgaGrC.exe
      2⤵
      • Executes dropped EXE
      PID:2296
    • C:\Windows\System\LPNQSqV.exe
      C:\Windows\System\LPNQSqV.exe
      2⤵
      • Executes dropped EXE
      PID:4908
    • C:\Windows\System\NcpTQEe.exe
      C:\Windows\System\NcpTQEe.exe
      2⤵
      • Executes dropped EXE
      PID:4828
    • C:\Windows\System\QwugAuC.exe
      C:\Windows\System\QwugAuC.exe
      2⤵
      • Executes dropped EXE
      PID:2528
    • C:\Windows\System\nFBIffC.exe
      C:\Windows\System\nFBIffC.exe
      2⤵
      • Executes dropped EXE
      PID:4572
    • C:\Windows\System\HNRQFqv.exe
      C:\Windows\System\HNRQFqv.exe
      2⤵
      • Executes dropped EXE
      PID:4372
    • C:\Windows\System\SdBfrRu.exe
      C:\Windows\System\SdBfrRu.exe
      2⤵
      • Executes dropped EXE
      PID:2188
    • C:\Windows\System\OQaTpxa.exe
      C:\Windows\System\OQaTpxa.exe
      2⤵
      • Executes dropped EXE
      PID:1192

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        HNRQFqv.exe

        • Path C:\Windows\System\HNRQFqv.exe
        • Size 5.2MB
        • SHA256 1556f72ad28f6bd10606978a020319f5a2af352e7a2b7623cd42c631c6d2dde7
        • MD5 SHA1 SHA512 SSDEEP

        LPNQSqV.exe

        • Path C:\Windows\System\LPNQSqV.exe
        • Size 5.2MB
        • SHA256 90e8eefddc179ad4b934db79ddf23455b8c9d950f6019a5e8fa860ef6c0df758
        • MD5 SHA1 SHA512 SSDEEP

        MBHYTxt.exe

        • Path C:\Windows\System\MBHYTxt.exe
        • Size 5.2MB
        • SHA256 12f8d05af551f6e200a71b1bf6a6070f2f6172cb7ee6ddb4b4a30bd55164416b
        • MD5 SHA1 SHA512 SSDEEP

        McDurVr.exe

        • Path C:\Windows\System\McDurVr.exe
        • Size 5.2MB
        • SHA256 0453b3be93fa5d73d86345430535c98b1ccbd2872ea7aedef53c0a97321869b6
        • MD5 SHA1 SHA512 SSDEEP

        NcpTQEe.exe

        • Path C:\Windows\System\NcpTQEe.exe
        • Size 5.2MB
        • SHA256 c1e4018ec8e1d08f44feef538de3438f835c21af382811878584db61b4f87ba7
        • MD5 SHA1 SHA512 SSDEEP

        OQaTpxa.exe

        • Path C:\Windows\System\OQaTpxa.exe
        • Size 5.2MB
        • SHA256 e33dd4cfd5a61f52f113a2557681ab868319575b5bbe5adfccf032c4f5f703a8
        • MD5 SHA1 SHA512 SSDEEP

        QunHzQX.exe

        • Path C:\Windows\System\QunHzQX.exe
        • Size 5.2MB
        • SHA256 5143095c965b834ef4b244f717cb5d8eafb19096c97b18efa017f560b06e12ad
        • MD5 SHA1 SHA512 SSDEEP

        QwugAuC.exe

        • Path C:\Windows\System\QwugAuC.exe
        • Size 5.2MB
        • SHA256 2fe0b189b772b8f45f78cb5b01422ad407e7ae9ef0969fdb106f49113b363623
        • MD5 SHA1 SHA512 SSDEEP

        RRgaGrC.exe

        • Path C:\Windows\System\RRgaGrC.exe
        • Size 5.2MB
        • SHA256 02f84b301bf305bbc07aae1a673a23c60607749eeb6532f0327dd5ac29abc4e6
        • MD5 SHA1 SHA512 SSDEEP

        SdBfrRu.exe

        • Path C:\Windows\System\SdBfrRu.exe
        • Size 5.2MB
        • SHA256 f500d6ed8069a13a35cefbbfc7376518e6a2e6f3044cf3582033ba90e18607a6
        • MD5 SHA1 SHA512 SSDEEP

        SdOVsiC.exe

        • Path C:\Windows\System\SdOVsiC.exe
        • Size 5.2MB
        • SHA256 8f5550ecc294364898a567de986eb6b5f5697cb4cf8c4dd3bc749dbb7c0115cc
        • MD5 SHA1 SHA512 SSDEEP

        UrcSPlt.exe

        • Path C:\Windows\System\UrcSPlt.exe
        • Size 5.2MB
        • SHA256 e4b04b909c0f036a4096dacf8c48324b8f6d17c06e003ac8c1cd80aeab108fa6
        • MD5 SHA1 SHA512 SSDEEP

        UuIrYBD.exe

        • Path C:\Windows\System\UuIrYBD.exe
        • Size 5.2MB
        • SHA256 1f7fbc84895d383895f68455c8119c4c11cdbf4f0d17472af71f9ed14f23d1da
        • MD5 SHA1 SHA512 SSDEEP

        eFpnpNb.exe

        • Path C:\Windows\System\eFpnpNb.exe
        • Size 5.2MB
        • SHA256 43b8a403773415d4f8ac16c6233be9a17d060a037c041f000d06abaf0509aade
        • MD5 SHA1 SHA512 SSDEEP

        inghniK.exe

        • Path C:\Windows\System\inghniK.exe
        • Size 5.2MB
        • SHA256 5a239633b7e3b82fc9bc0ec2b1c63b219c3228808ac2e78c9a644d299b4ccd82
        • MD5 SHA1 SHA512 SSDEEP

        jsmiDxY.exe

        • Path C:\Windows\System\jsmiDxY.exe
        • Size 5.2MB
        • SHA256 6e03a439e86c5c9ec5aac5f3af2cdd04fdeb3aa5541bf8e8885c5a23ceba9eea
        • MD5 SHA1 SHA512 SSDEEP

        nFBIffC.exe

        • Path C:\Windows\System\nFBIffC.exe
        • Size 5.2MB
        • SHA256 b0490583751f9020c74666487b3a78908fe1c316092e397891e52ad71fd2885c
        • MD5 SHA1 SHA512 SSDEEP

        pSkTzsi.exe

        • Path C:\Windows\System\pSkTzsi.exe
        • Size 5.2MB
        • SHA256 da31da38c6829f772a3dc3c56b345f93f5aef2ef06723a3538bccfb09c3f8f9a
        • MD5 SHA1 SHA512 SSDEEP

        qviTCHl.exe

        • Path C:\Windows\System\qviTCHl.exe
        • Size 5.2MB
        • SHA256 550bc35d9fe39b921cde9523c57ed7463dc17d0b9497b2c4ebbfe335563e8dd2
        • MD5 SHA1 SHA512 SSDEEP

        suagqdQ.exe

        • Path C:\Windows\System\suagqdQ.exe
        • Size 5.2MB
        • SHA256 d74e27f4379a841d3ef288fdd5ad7bd000cab5ede0df60da239a06605274c777
        • MD5 SHA1 SHA512 SSDEEP

        yJfVQhx.exe

        • Path C:\Windows\System\yJfVQhx.exe
        • Size 5.2MB
        • SHA256 a0ad565f21d50745911997cd30eb9b54d379bfd880d0d1842cdb969a9b7dee34
        • MD5 SHA1 SHA512 SSDEEP

        memory/1084-78-0x00007FF6328B0000-0x00007FF632C01000-memory.dmp

        memory/1084-230-0x00007FF6328B0000-0x00007FF632C01000-memory.dmp

        memory/1192-251-0x00007FF779AA0000-0x00007FF779DF1000-memory.dmp

        memory/1192-132-0x00007FF779AA0000-0x00007FF779DF1000-memory.dmp

        memory/1604-88-0x00007FF7E19A0000-0x00007FF7E1CF1000-memory.dmp

        memory/1604-232-0x00007FF7E19A0000-0x00007FF7E1CF1000-memory.dmp

        memory/1820-205-0x00007FF799840000-0x00007FF799B91000-memory.dmp

        memory/1820-22-0x00007FF799840000-0x00007FF799B91000-memory.dmp

        memory/1868-222-0x00007FF717FC0000-0x00007FF718311000-memory.dmp

        memory/1868-118-0x00007FF717FC0000-0x00007FF718311000-memory.dmp

        memory/1868-48-0x00007FF717FC0000-0x00007FF718311000-memory.dmp

        memory/2188-249-0x00007FF7F9FF0000-0x00007FF7FA341000-memory.dmp

        memory/2188-131-0x00007FF7F9FF0000-0x00007FF7FA341000-memory.dmp

        memory/2296-148-0x00007FF72A310000-0x00007FF72A661000-memory.dmp

        memory/2296-234-0x00007FF72A310000-0x00007FF72A661000-memory.dmp

        memory/2296-89-0x00007FF72A310000-0x00007FF72A661000-memory.dmp

        memory/2328-203-0x00007FF6DD280000-0x00007FF6DD5D1000-memory.dmp

        memory/2328-14-0x00007FF6DD280000-0x00007FF6DD5D1000-memory.dmp

        memory/2528-239-0x00007FF65F8A0000-0x00007FF65FBF1000-memory.dmp

        memory/2528-108-0x00007FF65F8A0000-0x00007FF65FBF1000-memory.dmp

        memory/2540-0-0x00007FF63B570000-0x00007FF63B8C1000-memory.dmp

        memory/2540-62-0x00007FF63B570000-0x00007FF63B8C1000-memory.dmp

        memory/2540-1-0x000002E691610000-0x000002E691620000-memory.dmp

        memory/2540-133-0x00007FF63B570000-0x00007FF63B8C1000-memory.dmp

        memory/2540-156-0x00007FF63B570000-0x00007FF63B8C1000-memory.dmp

        memory/2596-207-0x00007FF78CDE0000-0x00007FF78D131000-memory.dmp

        memory/2596-28-0x00007FF78CDE0000-0x00007FF78D131000-memory.dmp

        memory/3348-43-0x00007FF79AE10000-0x00007FF79B161000-memory.dmp

        memory/3348-211-0x00007FF79AE10000-0x00007FF79B161000-memory.dmp

        memory/3692-6-0x00007FF666E60000-0x00007FF6671B1000-memory.dmp

        memory/3692-72-0x00007FF666E60000-0x00007FF6671B1000-memory.dmp

        memory/3692-201-0x00007FF666E60000-0x00007FF6671B1000-memory.dmp

        memory/3724-228-0x00007FF75C8C0000-0x00007FF75CC11000-memory.dmp

        memory/3724-146-0x00007FF75C8C0000-0x00007FF75CC11000-memory.dmp

        memory/3724-71-0x00007FF75C8C0000-0x00007FF75CC11000-memory.dmp

        memory/4372-121-0x00007FF7D4520000-0x00007FF7D4871000-memory.dmp

        memory/4372-247-0x00007FF7D4520000-0x00007FF7D4871000-memory.dmp

        memory/4540-34-0x00007FF6D81F0000-0x00007FF6D8541000-memory.dmp

        memory/4540-209-0x00007FF6D81F0000-0x00007FF6D8541000-memory.dmp

        memory/4572-245-0x00007FF7325E0000-0x00007FF732931000-memory.dmp

        memory/4572-113-0x00007FF7325E0000-0x00007FF732931000-memory.dmp

        memory/4824-226-0x00007FF7806B0000-0x00007FF780A01000-memory.dmp

        memory/4824-130-0x00007FF7806B0000-0x00007FF780A01000-memory.dmp

        memory/4824-65-0x00007FF7806B0000-0x00007FF780A01000-memory.dmp

        memory/4828-236-0x00007FF732580000-0x00007FF7328D1000-memory.dmp

        memory/4828-150-0x00007FF732580000-0x00007FF7328D1000-memory.dmp

        memory/4828-94-0x00007FF732580000-0x00007FF7328D1000-memory.dmp

        memory/4872-129-0x00007FF68C6F0000-0x00007FF68CA41000-memory.dmp

        memory/4872-55-0x00007FF68C6F0000-0x00007FF68CA41000-memory.dmp

        memory/4872-224-0x00007FF68C6F0000-0x00007FF68CA41000-memory.dmp

        memory/4904-213-0x00007FF71F020000-0x00007FF71F371000-memory.dmp

        memory/4904-47-0x00007FF71F020000-0x00007FF71F371000-memory.dmp

        memory/4908-100-0x00007FF775130000-0x00007FF775481000-memory.dmp

        memory/4908-240-0x00007FF775130000-0x00007FF775481000-memory.dmp

        memory/4908-149-0x00007FF775130000-0x00007FF775481000-memory.dmp