Analysis

  • max time kernel
    146s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/06/2024, 17:09

General

  • Target
    2024-06-01_dcb4230a34199612d912db956abdd48d_cobalt-strike_cobaltstrike.exe
  • Size 5.9MB
  • Sample240601-vn4fhaaa84
  • SHA256 a09fca934447ed0d9adfb3dce7c09b977eea76b545693e59c8147cc02fdcf5bc
  • 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\2024-06-01_dcb4230a34199612d912db956abdd48d_cobalt-strike_cobaltstrike.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-06-01_dcb4230a34199612d912db956abdd48d_cobalt-strike_cobaltstrike.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5104
    • C:\Windows\System\BpdIlWS.exe
      C:\Windows\System\BpdIlWS.exe
      2⤵
      • Executes dropped EXE
      PID:2292
    • C:\Windows\System\SHBpDsT.exe
      C:\Windows\System\SHBpDsT.exe
      2⤵
      • Executes dropped EXE
      PID:3184
    • C:\Windows\System\jiLeNRV.exe
      C:\Windows\System\jiLeNRV.exe
      2⤵
      • Executes dropped EXE
      PID:1636
    • C:\Windows\System\IvhpLsv.exe
      C:\Windows\System\IvhpLsv.exe
      2⤵
      • Executes dropped EXE
      PID:4876
    • C:\Windows\System\yarXqBo.exe
      C:\Windows\System\yarXqBo.exe
      2⤵
      • Executes dropped EXE
      PID:3956
    • C:\Windows\System\ReNIctR.exe
      C:\Windows\System\ReNIctR.exe
      2⤵
      • Executes dropped EXE
      PID:3856
    • C:\Windows\System\EkEAEat.exe
      C:\Windows\System\EkEAEat.exe
      2⤵
      • Executes dropped EXE
      PID:2088
    • C:\Windows\System\xtEsFQk.exe
      C:\Windows\System\xtEsFQk.exe
      2⤵
      • Executes dropped EXE
      PID:1404
    • C:\Windows\System\HFpVRTm.exe
      C:\Windows\System\HFpVRTm.exe
      2⤵
      • Executes dropped EXE
      PID:2384
    • C:\Windows\System\ZQHyMPR.exe
      C:\Windows\System\ZQHyMPR.exe
      2⤵
      • Executes dropped EXE
      PID:2388
    • C:\Windows\System\pHGdVcQ.exe
      C:\Windows\System\pHGdVcQ.exe
      2⤵
      • Executes dropped EXE
      PID:3260
    • C:\Windows\System\FnvzmZW.exe
      C:\Windows\System\FnvzmZW.exe
      2⤵
      • Executes dropped EXE
      PID:4508
    • C:\Windows\System\HXDZKRa.exe
      C:\Windows\System\HXDZKRa.exe
      2⤵
      • Executes dropped EXE
      PID:3888
    • C:\Windows\System\kswGPrY.exe
      C:\Windows\System\kswGPrY.exe
      2⤵
      • Executes dropped EXE
      PID:4140
    • C:\Windows\System\SgSyKvL.exe
      C:\Windows\System\SgSyKvL.exe
      2⤵
      • Executes dropped EXE
      PID:1380
    • C:\Windows\System\RnKMBxP.exe
      C:\Windows\System\RnKMBxP.exe
      2⤵
      • Executes dropped EXE
      PID:2072
    • C:\Windows\System\HuPKthf.exe
      C:\Windows\System\HuPKthf.exe
      2⤵
      • Executes dropped EXE
      PID:4816
    • C:\Windows\System\RfTeOaB.exe
      C:\Windows\System\RfTeOaB.exe
      2⤵
      • Executes dropped EXE
      PID:4176
    • C:\Windows\System\ODSlFrK.exe
      C:\Windows\System\ODSlFrK.exe
      2⤵
      • Executes dropped EXE
      PID:4708
    • C:\Windows\System\rNJttqv.exe
      C:\Windows\System\rNJttqv.exe
      2⤵
      • Executes dropped EXE
      PID:4064
    • C:\Windows\System\EwmWNpc.exe
      C:\Windows\System\EwmWNpc.exe
      2⤵
      • Executes dropped EXE
      PID:1220

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        BpdIlWS.exe

        • Path C:\Windows\System\BpdIlWS.exe
        • Size 5.9MB
        • SHA256 58daee94056043ca2759d85580fe82d242117a773706d1f1df3d6bdfc02666b9
        • MD5 SHA1 SHA512 SSDEEP

        EkEAEat.exe

        • Path C:\Windows\System\EkEAEat.exe
        • Size 5.9MB
        • SHA256 86a4128057140310c4f710834070818ec31c9414ccee15dd731d24e00678daeb
        • MD5 SHA1 SHA512 SSDEEP

        EwmWNpc.exe

        • Path C:\Windows\System\EwmWNpc.exe
        • Size 5.9MB
        • SHA256 ebf903e5b63cbf7d503363de5b9446f535ea73065cba1bc3a10f6b2aa59c0451
        • MD5 SHA1 SHA512 SSDEEP

        FnvzmZW.exe

        • Path C:\Windows\System\FnvzmZW.exe
        • Size 5.9MB
        • SHA256 0e72bf4d5d32063cc70b6e542608bbeb2256eaebd88239ad5dbe5dd65866d815
        • MD5 SHA1 SHA512 SSDEEP

        HFpVRTm.exe

        • Path C:\Windows\System\HFpVRTm.exe
        • Size 5.9MB
        • SHA256 2720ed4582c534e796c8cc62c15c7b05fc320bfecb76aa10f21c046d7ccb354d
        • MD5 SHA1 SHA512 SSDEEP

        HXDZKRa.exe

        • Path C:\Windows\System\HXDZKRa.exe
        • Size 5.9MB
        • SHA256 8df38f2fe389cac88fe21eaaed054f3763c9c7e019425a93f804e89db60f900b
        • MD5 SHA1 SHA512 SSDEEP

        HuPKthf.exe

        • Path C:\Windows\System\HuPKthf.exe
        • Size 5.9MB
        • SHA256 cf1f5eff33e71565a581b2194ebffd6603a852048ea8e9ad6237ff83a4c54b7c
        • MD5 SHA1 SHA512 SSDEEP

        IvhpLsv.exe

        • Path C:\Windows\System\IvhpLsv.exe
        • Size 5.9MB
        • SHA256 5903f02897682c1fe4e5dd7c1ba782b36f578e681e669c6adda34f0a0fd966ed
        • MD5 SHA1 SHA512 SSDEEP

        ODSlFrK.exe

        • Path C:\Windows\System\ODSlFrK.exe
        • Size 5.9MB
        • SHA256 5dfbc738d1a2e486147a45f5f30357bda342720d071a979f1e6f3d1f9fbbb809
        • MD5 SHA1 SHA512 SSDEEP

        ReNIctR.exe

        • Path C:\Windows\System\ReNIctR.exe
        • Size 5.9MB
        • SHA256 84c7af10794d04b24719aaa3f80e6d38423ae6a8234fd786ffd65a41be34d457
        • MD5 SHA1 SHA512 SSDEEP

        RfTeOaB.exe

        • Path C:\Windows\System\RfTeOaB.exe
        • Size 5.9MB
        • SHA256 eba5963aa5be215d7750e2634c74c2468aa2397430d445559c3773733a0b4e28
        • MD5 SHA1 SHA512 SSDEEP

        RnKMBxP.exe

        • Path C:\Windows\System\RnKMBxP.exe
        • Size 5.9MB
        • SHA256 aed6990d278c3eae86f2ed7be84710b14e0c71d77e43c825e8ce35b3282b6c3d
        • MD5 SHA1 SHA512 SSDEEP

        SHBpDsT.exe

        • Path C:\Windows\System\SHBpDsT.exe
        • Size 5.9MB
        • SHA256 168ae97a3eaafbd9b9749d2ae05046ad53f398f5488baaf081694d80b7291dcc
        • MD5 SHA1 SHA512 SSDEEP

        SgSyKvL.exe

        • Path C:\Windows\System\SgSyKvL.exe
        • Size 5.9MB
        • SHA256 e8632a3c1053ff507f90318c632f7d1a9e2f94a04b48f78cdcfed29c94f6bd54
        • MD5 SHA1 SHA512 SSDEEP

        ZQHyMPR.exe

        • Path C:\Windows\System\ZQHyMPR.exe
        • Size 5.9MB
        • SHA256 318809eaa84f7caec5499ae2c4bcf32387b8b6d4e96e3e753d6885fdeb0f0271
        • MD5 SHA1 SHA512 SSDEEP

        jiLeNRV.exe

        • Path C:\Windows\System\jiLeNRV.exe
        • Size 5.9MB
        • SHA256 e6af57f514dae907ff55d60ce468f231db8f82dbb341153de56e0554c899b7b9
        • MD5 SHA1 SHA512 SSDEEP

        kswGPrY.exe

        • Path C:\Windows\System\kswGPrY.exe
        • Size 5.9MB
        • SHA256 2ee543f9b069a02b44a672f32d063dae443ae77d1382f6ecf9d1016a85e349e3
        • MD5 SHA1 SHA512 SSDEEP

        pHGdVcQ.exe

        • Path C:\Windows\System\pHGdVcQ.exe
        • Size 5.9MB
        • SHA256 b27edb74f6fdc2ddaf0ab349e73f29c6d972d5aac7e64c119a5328c9c5d1ab4b
        • MD5 SHA1 SHA512 SSDEEP

        rNJttqv.exe

        • Path C:\Windows\System\rNJttqv.exe
        • Size 5.9MB
        • SHA256 6615cbf5148c1e5a0f81da604d1428d23aa74bdf15f48449079da585916b644d
        • MD5 SHA1 SHA512 SSDEEP

        xtEsFQk.exe

        • Path C:\Windows\System\xtEsFQk.exe
        • Size 5.9MB
        • SHA256 9d383803842536c9b219c133ba8610d08881106db416b008a19a7794a8010a4e
        • MD5 SHA1 SHA512 SSDEEP

        yarXqBo.exe

        • Path C:\Windows\System\yarXqBo.exe
        • Size 5.9MB
        • SHA256 59d2dc18960da61f805fb6793652502468cdd4395c92429f211cc9b5353c4401
        • MD5 SHA1 SHA512 SSDEEP

        memory/1220-134-0x00007FF6DAE10000-0x00007FF6DB164000-memory.dmp

        memory/1220-163-0x00007FF6DAE10000-0x00007FF6DB164000-memory.dmp

        memory/1380-139-0x00007FF6DC0C0000-0x00007FF6DC414000-memory.dmp

        memory/1380-98-0x00007FF6DC0C0000-0x00007FF6DC414000-memory.dmp

        memory/1380-156-0x00007FF6DC0C0000-0x00007FF6DC414000-memory.dmp

        memory/1404-50-0x00007FF614170000-0x00007FF6144C4000-memory.dmp

        memory/1404-150-0x00007FF614170000-0x00007FF6144C4000-memory.dmp

        memory/1636-145-0x00007FF76A7D0000-0x00007FF76AB24000-memory.dmp

        memory/1636-25-0x00007FF76A7D0000-0x00007FF76AB24000-memory.dmp

        memory/2072-138-0x00007FF77C4F0000-0x00007FF77C844000-memory.dmp

        memory/2072-93-0x00007FF77C4F0000-0x00007FF77C844000-memory.dmp

        memory/2072-158-0x00007FF77C4F0000-0x00007FF77C844000-memory.dmp

        memory/2088-42-0x00007FF6E9FB0000-0x00007FF6EA304000-memory.dmp

        memory/2088-149-0x00007FF6E9FB0000-0x00007FF6EA304000-memory.dmp

        memory/2088-112-0x00007FF6E9FB0000-0x00007FF6EA304000-memory.dmp

        memory/2292-143-0x00007FF7627F0000-0x00007FF762B44000-memory.dmp

        memory/2292-7-0x00007FF7627F0000-0x00007FF762B44000-memory.dmp

        memory/2292-74-0x00007FF7627F0000-0x00007FF762B44000-memory.dmp

        memory/2384-125-0x00007FF7BDCE0000-0x00007FF7BE034000-memory.dmp

        memory/2384-54-0x00007FF7BDCE0000-0x00007FF7BE034000-memory.dmp

        memory/2384-151-0x00007FF7BDCE0000-0x00007FF7BE034000-memory.dmp

        memory/2388-69-0x00007FF74FAF0000-0x00007FF74FE44000-memory.dmp

        memory/2388-152-0x00007FF74FAF0000-0x00007FF74FE44000-memory.dmp

        memory/3184-86-0x00007FF619910000-0x00007FF619C64000-memory.dmp

        memory/3184-144-0x00007FF619910000-0x00007FF619C64000-memory.dmp

        memory/3184-14-0x00007FF619910000-0x00007FF619C64000-memory.dmp

        memory/3260-153-0x00007FF624F30000-0x00007FF625284000-memory.dmp

        memory/3260-77-0x00007FF624F30000-0x00007FF625284000-memory.dmp

        memory/3260-135-0x00007FF624F30000-0x00007FF625284000-memory.dmp

        memory/3856-148-0x00007FF6D9ED0000-0x00007FF6DA224000-memory.dmp

        memory/3856-38-0x00007FF6D9ED0000-0x00007FF6DA224000-memory.dmp

        memory/3888-82-0x00007FF6F2840000-0x00007FF6F2B94000-memory.dmp

        memory/3888-136-0x00007FF6F2840000-0x00007FF6F2B94000-memory.dmp

        memory/3888-154-0x00007FF6F2840000-0x00007FF6F2B94000-memory.dmp

        memory/3956-30-0x00007FF68FC90000-0x00007FF68FFE4000-memory.dmp

        memory/3956-147-0x00007FF68FC90000-0x00007FF68FFE4000-memory.dmp

        memory/3956-99-0x00007FF68FC90000-0x00007FF68FFE4000-memory.dmp

        memory/4064-142-0x00007FF7A8FC0000-0x00007FF7A9314000-memory.dmp

        memory/4064-162-0x00007FF7A8FC0000-0x00007FF7A9314000-memory.dmp

        memory/4064-126-0x00007FF7A8FC0000-0x00007FF7A9314000-memory.dmp

        memory/4140-91-0x00007FF770910000-0x00007FF770C64000-memory.dmp

        memory/4140-157-0x00007FF770910000-0x00007FF770C64000-memory.dmp

        memory/4140-137-0x00007FF770910000-0x00007FF770C64000-memory.dmp

        memory/4176-140-0x00007FF7FD8F0000-0x00007FF7FDC44000-memory.dmp

        memory/4176-160-0x00007FF7FD8F0000-0x00007FF7FDC44000-memory.dmp

        memory/4176-113-0x00007FF7FD8F0000-0x00007FF7FDC44000-memory.dmp

        memory/4508-72-0x00007FF71FDE0000-0x00007FF720134000-memory.dmp

        memory/4508-155-0x00007FF71FDE0000-0x00007FF720134000-memory.dmp

        memory/4508-133-0x00007FF71FDE0000-0x00007FF720134000-memory.dmp

        memory/4708-119-0x00007FF603AB0000-0x00007FF603E04000-memory.dmp

        memory/4708-141-0x00007FF603AB0000-0x00007FF603E04000-memory.dmp

        memory/4708-161-0x00007FF603AB0000-0x00007FF603E04000-memory.dmp

        memory/4816-159-0x00007FF7DD9E0000-0x00007FF7DDD34000-memory.dmp

        memory/4816-110-0x00007FF7DD9E0000-0x00007FF7DDD34000-memory.dmp

        memory/4876-26-0x00007FF671010000-0x00007FF671364000-memory.dmp

        memory/4876-146-0x00007FF671010000-0x00007FF671364000-memory.dmp

        memory/5104-0-0x00007FF6789F0000-0x00007FF678D44000-memory.dmp

        memory/5104-64-0x00007FF6789F0000-0x00007FF678D44000-memory.dmp

        memory/5104-1-0x000001342B110000-0x000001342B120000-memory.dmp