Analysis

  • max time kernel
    139s
  • max time network
    149s
  • 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, 23:17

General

  • Target
    2024-06-02_a65f28954ce1a2fb1a49ada97a9a48f2_cobalt-strike_cobaltstrike.exe
  • Size 5.9MB
  • Sample240602-293vesaf8w
  • SHA256 eb72e1c239ed108711f06b44e5ace8f500e34c5863b84bff35671e6fd0ddd026
  • 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_a65f28954ce1a2fb1a49ada97a9a48f2_cobalt-strike_cobaltstrike.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-06-02_a65f28954ce1a2fb1a49ada97a9a48f2_cobalt-strike_cobaltstrike.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4036
    • C:\Windows\System\gDIyWtB.exe
      C:\Windows\System\gDIyWtB.exe
      2⤵
      • Executes dropped EXE
      PID:4116
    • C:\Windows\System\ZvGHuVV.exe
      C:\Windows\System\ZvGHuVV.exe
      2⤵
      • Executes dropped EXE
      PID:4940
    • C:\Windows\System\EBUCgCv.exe
      C:\Windows\System\EBUCgCv.exe
      2⤵
      • Executes dropped EXE
      PID:1048
    • C:\Windows\System\lRdrIqD.exe
      C:\Windows\System\lRdrIqD.exe
      2⤵
      • Executes dropped EXE
      PID:2452
    • C:\Windows\System\VuJxlpI.exe
      C:\Windows\System\VuJxlpI.exe
      2⤵
      • Executes dropped EXE
      PID:3052
    • C:\Windows\System\TQpvapl.exe
      C:\Windows\System\TQpvapl.exe
      2⤵
      • Executes dropped EXE
      PID:4824
    • C:\Windows\System\CtEnXxl.exe
      C:\Windows\System\CtEnXxl.exe
      2⤵
      • Executes dropped EXE
      PID:3196
    • C:\Windows\System\TsPbkBh.exe
      C:\Windows\System\TsPbkBh.exe
      2⤵
      • Executes dropped EXE
      PID:1260
    • C:\Windows\System\DhnCUwM.exe
      C:\Windows\System\DhnCUwM.exe
      2⤵
      • Executes dropped EXE
      PID:1580
    • C:\Windows\System\bPwbzCn.exe
      C:\Windows\System\bPwbzCn.exe
      2⤵
      • Executes dropped EXE
      PID:1772
    • C:\Windows\System\bwLPQKx.exe
      C:\Windows\System\bwLPQKx.exe
      2⤵
      • Executes dropped EXE
      PID:1460
    • C:\Windows\System\LvWjdeU.exe
      C:\Windows\System\LvWjdeU.exe
      2⤵
      • Executes dropped EXE
      PID:4404
    • C:\Windows\System\TQTJQiV.exe
      C:\Windows\System\TQTJQiV.exe
      2⤵
      • Executes dropped EXE
      PID:3932
    • C:\Windows\System\hbQSclZ.exe
      C:\Windows\System\hbQSclZ.exe
      2⤵
      • Executes dropped EXE
      PID:2936
    • C:\Windows\System\sLCUXPA.exe
      C:\Windows\System\sLCUXPA.exe
      2⤵
      • Executes dropped EXE
      PID:1484
    • C:\Windows\System\cmMnBYJ.exe
      C:\Windows\System\cmMnBYJ.exe
      2⤵
      • Executes dropped EXE
      PID:4788
    • C:\Windows\System\ciMTuZS.exe
      C:\Windows\System\ciMTuZS.exe
      2⤵
      • Executes dropped EXE
      PID:4660
    • C:\Windows\System\kqYDZTC.exe
      C:\Windows\System\kqYDZTC.exe
      2⤵
      • Executes dropped EXE
      PID:3828
    • C:\Windows\System\gvLlVlN.exe
      C:\Windows\System\gvLlVlN.exe
      2⤵
      • Executes dropped EXE
      PID:3532
    • C:\Windows\System\wLDmyLw.exe
      C:\Windows\System\wLDmyLw.exe
      2⤵
      • Executes dropped EXE
      PID:4376
    • C:\Windows\System\MwskaCd.exe
      C:\Windows\System\MwskaCd.exe
      2⤵
      • Executes dropped EXE
      PID:5112

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        CtEnXxl.exe

        • Path C:\Windows\System\CtEnXxl.exe
        • Size 5.9MB
        • SHA256 19daab04605939b891d8560101b68f66d1cd4f81c8aad7bfa7b4f3d6d61e9801
        • MD5 SHA1 SHA512 SSDEEP

        DhnCUwM.exe

        • Path C:\Windows\System\DhnCUwM.exe
        • Size 5.9MB
        • SHA256 5cb5d2bb48ab345f6c2552dcf2673721647b99e921aa0f8eb802f6f4103c2336
        • MD5 SHA1 SHA512 SSDEEP

        EBUCgCv.exe

        • Path C:\Windows\System\EBUCgCv.exe
        • Size 5.9MB
        • SHA256 6ab391e5fca402cc82e04214276ae0449dbad4e7dac04fc066f91cd55722107f
        • MD5 SHA1 SHA512 SSDEEP

        LvWjdeU.exe

        • Path C:\Windows\System\LvWjdeU.exe
        • Size 5.9MB
        • SHA256 03bb82efb8845e236f7cdcc25589bdd3baa23a7c949ca290da1925fe79f80487
        • MD5 SHA1 SHA512 SSDEEP

        MwskaCd.exe

        • Path C:\Windows\System\MwskaCd.exe
        • Size 5.9MB
        • SHA256 b19b9bc5ae8c005053e462b3fca416cb8d05e3ccf7ac5eacd1b1fe58e56019b0
        • MD5 SHA1 SHA512 SSDEEP

        TQTJQiV.exe

        • Path C:\Windows\System\TQTJQiV.exe
        • Size 5.9MB
        • SHA256 a3a4764a939de2cab5451977f816d84f6c8a30e11f68a5c21c8c8a09437d4225
        • MD5 SHA1 SHA512 SSDEEP

        TQpvapl.exe

        • Path C:\Windows\System\TQpvapl.exe
        • Size 5.9MB
        • SHA256 8e458673a9b641dd0989e95a2559bb106ec4c8696b64041cdf65fddc5b471a38
        • MD5 SHA1 SHA512 SSDEEP

        TsPbkBh.exe

        • Path C:\Windows\System\TsPbkBh.exe
        • Size 5.9MB
        • SHA256 26e8a1a9a4f0b984099407d2bd2f0db2ab8337d36fb487f8430b9616e780e0f0
        • MD5 SHA1 SHA512 SSDEEP

        VuJxlpI.exe

        • Path C:\Windows\System\VuJxlpI.exe
        • Size 5.9MB
        • SHA256 c3b9877b188ef6d26160f84d5503335027630bdac0e81059e214b9a33b27c785
        • MD5 SHA1 SHA512 SSDEEP

        ZvGHuVV.exe

        • Path C:\Windows\System\ZvGHuVV.exe
        • Size 5.9MB
        • SHA256 91901d548bd6a564352706a05b95f997be782800be6a5441a1b7792df9f40ab0
        • MD5 SHA1 SHA512 SSDEEP

        bPwbzCn.exe

        • Path C:\Windows\System\bPwbzCn.exe
        • Size 5.9MB
        • SHA256 1e32b8cd16324fb6765425e32e3532994353e850be7186c25ff24fa901817440
        • MD5 SHA1 SHA512 SSDEEP

        bwLPQKx.exe

        • Path C:\Windows\System\bwLPQKx.exe
        • Size 5.9MB
        • SHA256 2c51e23f896d652c3081fdbd561538f59be0fe02d8d033e11275f4c8cf22af4a
        • MD5 SHA1 SHA512 SSDEEP

        ciMTuZS.exe

        • Path C:\Windows\System\ciMTuZS.exe
        • Size 5.9MB
        • SHA256 a761365e724192bbfab8a9eb2cb4adc8e7834ff26b82b0d9394c5492104d4c90
        • MD5 SHA1 SHA512 SSDEEP

        cmMnBYJ.exe

        • Path C:\Windows\System\cmMnBYJ.exe
        • Size 5.9MB
        • SHA256 548f57481d75876e0b8f1dd7e78159f2c23f89ddbd73c946b7ca45929ec9f1a8
        • MD5 SHA1 SHA512 SSDEEP

        gDIyWtB.exe

        • Path C:\Windows\System\gDIyWtB.exe
        • Size 5.9MB
        • SHA256 3d00ef9d24f2cca6fdd451bf9aa02943e2032424718ad289794f6a123e3bf2de
        • MD5 SHA1 SHA512 SSDEEP

        gvLlVlN.exe

        • Path C:\Windows\System\gvLlVlN.exe
        • Size 5.9MB
        • SHA256 545642b32bd7f0a74a2109850a8a4fb50e3539b06fba7cb26150f24309508132
        • MD5 SHA1 SHA512 SSDEEP

        hbQSclZ.exe

        • Path C:\Windows\System\hbQSclZ.exe
        • Size 5.9MB
        • SHA256 c5b3d6ac52394bab65bca54a43fd497c7b93cbaf2b15697f387198460038e311
        • MD5 SHA1 SHA512 SSDEEP

        kqYDZTC.exe

        • Path C:\Windows\System\kqYDZTC.exe
        • Size 5.9MB
        • SHA256 38770d099f1437601d3092f7d2fbca3389c87ff5dcfac32830a7e8f88b45fdc8
        • MD5 SHA1 SHA512 SSDEEP

        lRdrIqD.exe

        • Path C:\Windows\System\lRdrIqD.exe
        • Size 5.9MB
        • SHA256 f86f8915265841f30b8c2764037417348633c523019193a71a8caa035e76adcd
        • MD5 SHA1 SHA512 SSDEEP

        sLCUXPA.exe

        • Path C:\Windows\System\sLCUXPA.exe
        • Size 5.9MB
        • SHA256 b7e3d061cb2d91f0e33b5e60812950208fa087d43fdf9d62a5e02309340d5360
        • MD5 SHA1 SHA512 SSDEEP

        wLDmyLw.exe

        • Path C:\Windows\System\wLDmyLw.exe
        • Size 5.9MB
        • SHA256 bfa5e7c1407566062ab55b53b5f437895d891a7f26c17a56ac7d1c1072db07a7
        • MD5 SHA1 SHA512 SSDEEP

        memory/1048-20-0x00007FF794A30000-0x00007FF794D84000-memory.dmp

        memory/1048-142-0x00007FF794A30000-0x00007FF794D84000-memory.dmp

        memory/1260-53-0x00007FF6C27E0000-0x00007FF6C2B34000-memory.dmp

        memory/1260-147-0x00007FF6C27E0000-0x00007FF6C2B34000-memory.dmp

        memory/1260-135-0x00007FF6C27E0000-0x00007FF6C2B34000-memory.dmp

        memory/1460-72-0x00007FF6EE340000-0x00007FF6EE694000-memory.dmp

        memory/1460-150-0x00007FF6EE340000-0x00007FF6EE694000-memory.dmp

        memory/1484-99-0x00007FF7ABD50000-0x00007FF7AC0A4000-memory.dmp

        memory/1484-155-0x00007FF7ABD50000-0x00007FF7AC0A4000-memory.dmp

        memory/1484-139-0x00007FF7ABD50000-0x00007FF7AC0A4000-memory.dmp

        memory/1580-148-0x00007FF6DDEF0000-0x00007FF6DE244000-memory.dmp

        memory/1580-134-0x00007FF6DDEF0000-0x00007FF6DE244000-memory.dmp

        memory/1580-57-0x00007FF6DDEF0000-0x00007FF6DE244000-memory.dmp

        memory/1772-149-0x00007FF6A7300000-0x00007FF6A7654000-memory.dmp

        memory/1772-58-0x00007FF6A7300000-0x00007FF6A7654000-memory.dmp

        memory/1772-136-0x00007FF6A7300000-0x00007FF6A7654000-memory.dmp

        memory/2452-143-0x00007FF709900000-0x00007FF709C54000-memory.dmp

        memory/2452-26-0x00007FF709900000-0x00007FF709C54000-memory.dmp

        memory/2936-91-0x00007FF6492A0000-0x00007FF6495F4000-memory.dmp

        memory/2936-152-0x00007FF6492A0000-0x00007FF6495F4000-memory.dmp

        memory/3052-144-0x00007FF718C90000-0x00007FF718FE4000-memory.dmp

        memory/3052-130-0x00007FF718C90000-0x00007FF718FE4000-memory.dmp

        memory/3052-31-0x00007FF718C90000-0x00007FF718FE4000-memory.dmp

        memory/3196-43-0x00007FF7C4520000-0x00007FF7C4874000-memory.dmp

        memory/3196-146-0x00007FF7C4520000-0x00007FF7C4874000-memory.dmp

        memory/3196-133-0x00007FF7C4520000-0x00007FF7C4874000-memory.dmp

        memory/3532-125-0x00007FF758530000-0x00007FF758884000-memory.dmp

        memory/3532-158-0x00007FF758530000-0x00007FF758884000-memory.dmp

        memory/3828-129-0x00007FF77F650000-0x00007FF77F9A4000-memory.dmp

        memory/3828-156-0x00007FF77F650000-0x00007FF77F9A4000-memory.dmp

        memory/3932-138-0x00007FF763B60000-0x00007FF763EB4000-memory.dmp

        memory/3932-153-0x00007FF763B60000-0x00007FF763EB4000-memory.dmp

        memory/3932-90-0x00007FF763B60000-0x00007FF763EB4000-memory.dmp

        memory/4036-0-0x00007FF78BD50000-0x00007FF78C0A4000-memory.dmp

        memory/4036-1-0x000001DA40EA0000-0x000001DA40EB0000-memory.dmp

        memory/4036-68-0x00007FF78BD50000-0x00007FF78C0A4000-memory.dmp

        memory/4116-69-0x00007FF7CC110000-0x00007FF7CC464000-memory.dmp

        memory/4116-140-0x00007FF7CC110000-0x00007FF7CC464000-memory.dmp

        memory/4116-10-0x00007FF7CC110000-0x00007FF7CC464000-memory.dmp

        memory/4376-126-0x00007FF630AE0000-0x00007FF630E34000-memory.dmp

        memory/4376-160-0x00007FF630AE0000-0x00007FF630E34000-memory.dmp

        memory/4404-73-0x00007FF7AA2C0000-0x00007FF7AA614000-memory.dmp

        memory/4404-151-0x00007FF7AA2C0000-0x00007FF7AA614000-memory.dmp

        memory/4404-137-0x00007FF7AA2C0000-0x00007FF7AA614000-memory.dmp

        memory/4660-157-0x00007FF6FC190000-0x00007FF6FC4E4000-memory.dmp

        memory/4660-131-0x00007FF6FC190000-0x00007FF6FC4E4000-memory.dmp

        memory/4788-128-0x00007FF6FCA30000-0x00007FF6FCD84000-memory.dmp

        memory/4788-154-0x00007FF6FCA30000-0x00007FF6FCD84000-memory.dmp

        memory/4824-145-0x00007FF63D8E0000-0x00007FF63DC34000-memory.dmp

        memory/4824-38-0x00007FF63D8E0000-0x00007FF63DC34000-memory.dmp

        memory/4824-132-0x00007FF63D8E0000-0x00007FF63DC34000-memory.dmp

        memory/4940-13-0x00007FF6DD4E0000-0x00007FF6DD834000-memory.dmp

        memory/4940-141-0x00007FF6DD4E0000-0x00007FF6DD834000-memory.dmp

        memory/4940-84-0x00007FF6DD4E0000-0x00007FF6DD834000-memory.dmp

        memory/5112-127-0x00007FF621ED0000-0x00007FF622224000-memory.dmp

        memory/5112-159-0x00007FF621ED0000-0x00007FF622224000-memory.dmp