Analysis

  • max time kernel
    141s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/06/2024, 00:04

General

  • Target
    2024-06-27_3afcde20958797e27d30b301afbb9dd9_cobalt-strike_cobaltstrike_poet-rat.exe
  • Size 5.9MB
  • Sample240628-acrx4ssdqr
  • SHA256 7e0ad8c2d8110217e8130a8d6cba6fcd287672fb11fda49a0508d5cddde68777
  • 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\2024-06-27_3afcde20958797e27d30b301afbb9dd9_cobalt-strike_cobaltstrike_poet-rat.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-06-27_3afcde20958797e27d30b301afbb9dd9_cobalt-strike_cobaltstrike_poet-rat.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4976
    • C:\Windows\System\AfIKQkq.exe
      C:\Windows\System\AfIKQkq.exe
      2⤵
      • Executes dropped EXE
      PID:1632
    • C:\Windows\System\lSkkmgx.exe
      C:\Windows\System\lSkkmgx.exe
      2⤵
      • Executes dropped EXE
      PID:1528
    • C:\Windows\System\rTlZodY.exe
      C:\Windows\System\rTlZodY.exe
      2⤵
      • Executes dropped EXE
      PID:4816
    • C:\Windows\System\RJpBvDA.exe
      C:\Windows\System\RJpBvDA.exe
      2⤵
      • Executes dropped EXE
      PID:4456
    • C:\Windows\System\ORJJRxU.exe
      C:\Windows\System\ORJJRxU.exe
      2⤵
      • Executes dropped EXE
      PID:2556
    • C:\Windows\System\SYqRnmI.exe
      C:\Windows\System\SYqRnmI.exe
      2⤵
      • Executes dropped EXE
      PID:3736
    • C:\Windows\System\YkPibec.exe
      C:\Windows\System\YkPibec.exe
      2⤵
      • Executes dropped EXE
      PID:3860
    • C:\Windows\System\DVUzMfy.exe
      C:\Windows\System\DVUzMfy.exe
      2⤵
      • Executes dropped EXE
      PID:3472
    • C:\Windows\System\UtJfWal.exe
      C:\Windows\System\UtJfWal.exe
      2⤵
      • Executes dropped EXE
      PID:2836
    • C:\Windows\System\DVwUCzH.exe
      C:\Windows\System\DVwUCzH.exe
      2⤵
      • Executes dropped EXE
      PID:2844
    • C:\Windows\System\vltasxn.exe
      C:\Windows\System\vltasxn.exe
      2⤵
      • Executes dropped EXE
      PID:4636
    • C:\Windows\System\ZTVtEEm.exe
      C:\Windows\System\ZTVtEEm.exe
      2⤵
      • Executes dropped EXE
      PID:856
    • C:\Windows\System\LdnpXhe.exe
      C:\Windows\System\LdnpXhe.exe
      2⤵
      • Executes dropped EXE
      PID:3020
    • C:\Windows\System\NDCJOrc.exe
      C:\Windows\System\NDCJOrc.exe
      2⤵
      • Executes dropped EXE
      PID:3248
    • C:\Windows\System\BmsBCoH.exe
      C:\Windows\System\BmsBCoH.exe
      2⤵
      • Executes dropped EXE
      PID:3140
    • C:\Windows\System\HiwCTjN.exe
      C:\Windows\System\HiwCTjN.exe
      2⤵
      • Executes dropped EXE
      PID:660
    • C:\Windows\System\UqQajjJ.exe
      C:\Windows\System\UqQajjJ.exe
      2⤵
      • Executes dropped EXE
      PID:4808
    • C:\Windows\System\xhskZQj.exe
      C:\Windows\System\xhskZQj.exe
      2⤵
      • Executes dropped EXE
      PID:2748
    • C:\Windows\System\qtQyqvo.exe
      C:\Windows\System\qtQyqvo.exe
      2⤵
      • Executes dropped EXE
      PID:3576
    • C:\Windows\System\kauFuMH.exe
      C:\Windows\System\kauFuMH.exe
      2⤵
      • Executes dropped EXE
      PID:4528
    • C:\Windows\System\bmGZnOz.exe
      C:\Windows\System\bmGZnOz.exe
      2⤵
      • Executes dropped EXE
      PID:2204

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        AfIKQkq.exe

        • Path C:\Windows\System\AfIKQkq.exe
        • Size 5.9MB
        • SHA256 7ff7cdaa1f7ec5836328ad155558aac47e9821d4736e7b93aed71c6650913608
        • MD5 SHA1 SHA512 SSDEEP

        BmsBCoH.exe

        • Path C:\Windows\System\BmsBCoH.exe
        • Size 5.9MB
        • SHA256 86b97b11d1dfd069bc4ffdb211f7d4868fb1fb265767f01f7e908cb330eb0275
        • MD5 SHA1 SHA512 SSDEEP

        DVUzMfy.exe

        • Path C:\Windows\System\DVUzMfy.exe
        • Size 5.9MB
        • SHA256 9a16d0ba26431c001d9e5a8fde1690359819e841e1c24a5551df956864b6e94b
        • MD5 SHA1 SHA512 SSDEEP

        DVwUCzH.exe

        • Path C:\Windows\System\DVwUCzH.exe
        • Size 5.9MB
        • SHA256 68083322c961fc026e0f23807dfff6aec5999c94cd7e0a7b261225c732d63b41
        • MD5 SHA1 SHA512 SSDEEP

        HiwCTjN.exe

        • Path C:\Windows\System\HiwCTjN.exe
        • Size 5.9MB
        • SHA256 83c73eb0c3cef536f28333791b155a6c5af4c855d324ed8564d1cc1b78368050
        • MD5 SHA1 SHA512 SSDEEP

        LdnpXhe.exe

        • Path C:\Windows\System\LdnpXhe.exe
        • Size 5.9MB
        • SHA256 07b350e44b12ee5e59b398426aa0bbf4547690710058d18af6ec0093a876772f
        • MD5 SHA1 SHA512 SSDEEP

        NDCJOrc.exe

        • Path C:\Windows\System\NDCJOrc.exe
        • Size 5.9MB
        • SHA256 5be8f78eb40817419fa1fb331dac4af871a6c7b2025cfb9c3b6c47f93c20c03d
        • MD5 SHA1 SHA512 SSDEEP

        ORJJRxU.exe

        • Path C:\Windows\System\ORJJRxU.exe
        • Size 5.9MB
        • SHA256 1b62b9ca0d42d00988bb117918af8b7e6820cd16d4fb7b493932e61a7c98731b
        • MD5 SHA1 SHA512 SSDEEP

        RJpBvDA.exe

        • Path C:\Windows\System\RJpBvDA.exe
        • Size 5.9MB
        • SHA256 5d47ecd2b40e5f91b5c5edfcbdcf4019028fa5cdca31cfa4dd91fa22d28b9b01
        • MD5 SHA1 SHA512 SSDEEP

        SYqRnmI.exe

        • Path C:\Windows\System\SYqRnmI.exe
        • Size 5.9MB
        • SHA256 3ee0e56deb91617402a06510b706745e676355f34abba9eb772ef2d9aa3633d5
        • MD5 SHA1 SHA512 SSDEEP

        UqQajjJ.exe

        • Path C:\Windows\System\UqQajjJ.exe
        • Size 5.9MB
        • SHA256 f6dbbcf9010aeea7fd6186dc9a037ee8cd18849facba1968f3a048bd6d9838df
        • MD5 SHA1 SHA512 SSDEEP

        UtJfWal.exe

        • Path C:\Windows\System\UtJfWal.exe
        • Size 5.9MB
        • SHA256 f6f6f67a7a4b6e4df7666fffc8adcd178849250a73d2be0d6c2fda6a9dee9915
        • MD5 SHA1 SHA512 SSDEEP

        YkPibec.exe

        • Path C:\Windows\System\YkPibec.exe
        • Size 5.9MB
        • SHA256 51434632f3b376b555ecfda8488dde7cb73a4dadd67092478306e93ba0323e17
        • MD5 SHA1 SHA512 SSDEEP

        ZTVtEEm.exe

        • Path C:\Windows\System\ZTVtEEm.exe
        • Size 5.9MB
        • SHA256 9b9fe60b4340d83ac622c7d3b4c057029e050159ee59446c4f1aaad11f717d3b
        • MD5 SHA1 SHA512 SSDEEP

        bmGZnOz.exe

        • Path C:\Windows\System\bmGZnOz.exe
        • Size 5.9MB
        • SHA256 ce29005612d42f6f4d912686cb938bdbbc122a10ab691efb6b975ea0d35d8317
        • MD5 SHA1 SHA512 SSDEEP

        kauFuMH.exe

        • Path C:\Windows\System\kauFuMH.exe
        • Size 5.9MB
        • SHA256 c3e81740b0380276d18169ae866290eb70a677bd048706fa6dd6e6e9fdcda5cc
        • MD5 SHA1 SHA512 SSDEEP

        lSkkmgx.exe

        • Path C:\Windows\System\lSkkmgx.exe
        • Size 5.9MB
        • SHA256 c970cc52e895ff624f42326938bb1ed3cd7d69a54bee0f351fcd8288fdbaa153
        • MD5 SHA1 SHA512 SSDEEP

        qtQyqvo.exe

        • Path C:\Windows\System\qtQyqvo.exe
        • Size 5.9MB
        • SHA256 4125453cde213f0e39179b274002deeb450193014e5546e2792c556804bc7574
        • MD5 SHA1 SHA512 SSDEEP

        rTlZodY.exe

        • Path C:\Windows\System\rTlZodY.exe
        • Size 5.9MB
        • SHA256 914dfa62c57c36d4a64446df01fc20c75cec9a8b52534520031040c1b8868512
        • MD5 SHA1 SHA512 SSDEEP

        vltasxn.exe

        • Path C:\Windows\System\vltasxn.exe
        • Size 5.9MB
        • SHA256 e6dc0b948d32ee1c72b2d38696da178106c7385132e540204425c382463a0a4e
        • MD5 SHA1 SHA512 SSDEEP

        xhskZQj.exe

        • Path C:\Windows\System\xhskZQj.exe
        • Size 5.9MB
        • SHA256 bd1859e326dc2ce8d5ede56adff2dc57f8e7bb15b9896d084f84fe70e24ef47a
        • MD5 SHA1 SHA512 SSDEEP

        memory/660-102-0x00007FF74CCC0000-0x00007FF74D014000-memory.dmp

        memory/660-156-0x00007FF74CCC0000-0x00007FF74D014000-memory.dmp

        memory/856-75-0x00007FF6918F0000-0x00007FF691C44000-memory.dmp

        memory/856-152-0x00007FF6918F0000-0x00007FF691C44000-memory.dmp

        memory/1528-14-0x00007FF6AE7B0000-0x00007FF6AEB04000-memory.dmp

        memory/1528-142-0x00007FF6AE7B0000-0x00007FF6AEB04000-memory.dmp

        memory/1632-12-0x00007FF722B70000-0x00007FF722EC4000-memory.dmp

        memory/1632-141-0x00007FF722B70000-0x00007FF722EC4000-memory.dmp

        memory/2204-134-0x00007FF7045F0000-0x00007FF704944000-memory.dmp

        memory/2204-161-0x00007FF7045F0000-0x00007FF704944000-memory.dmp

        memory/2556-145-0x00007FF7BE910000-0x00007FF7BEC64000-memory.dmp

        memory/2556-32-0x00007FF7BE910000-0x00007FF7BEC64000-memory.dmp

        memory/2556-93-0x00007FF7BE910000-0x00007FF7BEC64000-memory.dmp

        memory/2748-158-0x00007FF652010000-0x00007FF652364000-memory.dmp

        memory/2748-138-0x00007FF652010000-0x00007FF652364000-memory.dmp

        memory/2748-112-0x00007FF652010000-0x00007FF652364000-memory.dmp

        memory/2836-149-0x00007FF6F3580000-0x00007FF6F38D4000-memory.dmp

        memory/2836-54-0x00007FF6F3580000-0x00007FF6F38D4000-memory.dmp

        memory/2836-117-0x00007FF6F3580000-0x00007FF6F38D4000-memory.dmp

        memory/2844-61-0x00007FF62C2F0000-0x00007FF62C644000-memory.dmp

        memory/2844-150-0x00007FF62C2F0000-0x00007FF62C644000-memory.dmp

        memory/2844-125-0x00007FF62C2F0000-0x00007FF62C644000-memory.dmp

        memory/3020-135-0x00007FF702D40000-0x00007FF703094000-memory.dmp

        memory/3020-80-0x00007FF702D40000-0x00007FF703094000-memory.dmp

        memory/3020-153-0x00007FF702D40000-0x00007FF703094000-memory.dmp

        memory/3140-155-0x00007FF6F1C20000-0x00007FF6F1F74000-memory.dmp

        memory/3140-94-0x00007FF6F1C20000-0x00007FF6F1F74000-memory.dmp

        memory/3248-85-0x00007FF751B00000-0x00007FF751E54000-memory.dmp

        memory/3248-154-0x00007FF751B00000-0x00007FF751E54000-memory.dmp

        memory/3248-136-0x00007FF751B00000-0x00007FF751E54000-memory.dmp

        memory/3472-148-0x00007FF6B6920000-0x00007FF6B6C74000-memory.dmp

        memory/3472-50-0x00007FF6B6920000-0x00007FF6B6C74000-memory.dmp

        memory/3576-159-0x00007FF743790000-0x00007FF743AE4000-memory.dmp

        memory/3576-139-0x00007FF743790000-0x00007FF743AE4000-memory.dmp

        memory/3576-118-0x00007FF743790000-0x00007FF743AE4000-memory.dmp

        memory/3736-37-0x00007FF7B2D10000-0x00007FF7B3064000-memory.dmp

        memory/3736-146-0x00007FF7B2D10000-0x00007FF7B3064000-memory.dmp

        memory/3736-100-0x00007FF7B2D10000-0x00007FF7B3064000-memory.dmp

        memory/3860-105-0x00007FF634F40000-0x00007FF635294000-memory.dmp

        memory/3860-147-0x00007FF634F40000-0x00007FF635294000-memory.dmp

        memory/3860-46-0x00007FF634F40000-0x00007FF635294000-memory.dmp

        memory/4456-26-0x00007FF613C20000-0x00007FF613F74000-memory.dmp

        memory/4456-144-0x00007FF613C20000-0x00007FF613F74000-memory.dmp

        memory/4528-160-0x00007FF7B5970000-0x00007FF7B5CC4000-memory.dmp

        memory/4528-140-0x00007FF7B5970000-0x00007FF7B5CC4000-memory.dmp

        memory/4528-132-0x00007FF7B5970000-0x00007FF7B5CC4000-memory.dmp

        memory/4636-68-0x00007FF72D380000-0x00007FF72D6D4000-memory.dmp

        memory/4636-151-0x00007FF72D380000-0x00007FF72D6D4000-memory.dmp

        memory/4636-133-0x00007FF72D380000-0x00007FF72D6D4000-memory.dmp

        memory/4808-137-0x00007FF6A1BD0000-0x00007FF6A1F24000-memory.dmp

        memory/4808-106-0x00007FF6A1BD0000-0x00007FF6A1F24000-memory.dmp

        memory/4808-157-0x00007FF6A1BD0000-0x00007FF6A1F24000-memory.dmp

        memory/4816-20-0x00007FF736C30000-0x00007FF736F84000-memory.dmp

        memory/4816-143-0x00007FF736C30000-0x00007FF736F84000-memory.dmp

        memory/4976-0-0x00007FF6282D0000-0x00007FF628624000-memory.dmp

        memory/4976-1-0x000001AA65140000-0x000001AA65150000-memory.dmp

        memory/4976-60-0x00007FF6282D0000-0x00007FF628624000-memory.dmp