Analysis

  • max time kernel
    148s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/06/2024, 11:33

General

  • Target
    ee6d2d8e826267e6bacc43b5da4ab6b1cd1be632c69fc88c4ca9623bf32c6a20.exe
  • Size 5.9MB
  • Sample240601-nnvd9scb28
  • SHA256 ee6d2d8e826267e6bacc43b5da4ab6b1cd1be632c69fc88c4ca9623bf32c6a20
  • 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.

  • 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\ee6d2d8e826267e6bacc43b5da4ab6b1cd1be632c69fc88c4ca9623bf32c6a20.exe
    "C:\Users\Admin\AppData\Local\Temp\ee6d2d8e826267e6bacc43b5da4ab6b1cd1be632c69fc88c4ca9623bf32c6a20.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1032
    • C:\Windows\System\MzEgahp.exe
      C:\Windows\System\MzEgahp.exe
      2⤵
      • Executes dropped EXE
      PID:336
    • C:\Windows\System\mVKNEup.exe
      C:\Windows\System\mVKNEup.exe
      2⤵
      • Executes dropped EXE
      PID:4488
    • C:\Windows\System\iBpitNG.exe
      C:\Windows\System\iBpitNG.exe
      2⤵
      • Executes dropped EXE
      PID:4172
    • C:\Windows\System\GpAQsob.exe
      C:\Windows\System\GpAQsob.exe
      2⤵
      • Executes dropped EXE
      PID:4500
    • C:\Windows\System\zVKYlqZ.exe
      C:\Windows\System\zVKYlqZ.exe
      2⤵
      • Executes dropped EXE
      PID:3036
    • C:\Windows\System\MTfBNmC.exe
      C:\Windows\System\MTfBNmC.exe
      2⤵
      • Executes dropped EXE
      PID:4656
    • C:\Windows\System\kHrKwvw.exe
      C:\Windows\System\kHrKwvw.exe
      2⤵
      • Executes dropped EXE
      PID:5084
    • C:\Windows\System\VzefQtl.exe
      C:\Windows\System\VzefQtl.exe
      2⤵
      • Executes dropped EXE
      PID:1020
    • C:\Windows\System\doATtpU.exe
      C:\Windows\System\doATtpU.exe
      2⤵
      • Executes dropped EXE
      PID:5064
    • C:\Windows\System\Elnhkiu.exe
      C:\Windows\System\Elnhkiu.exe
      2⤵
      • Executes dropped EXE
      PID:4992
    • C:\Windows\System\yOuvAHW.exe
      C:\Windows\System\yOuvAHW.exe
      2⤵
      • Executes dropped EXE
      PID:3860
    • C:\Windows\System\vNKhfPq.exe
      C:\Windows\System\vNKhfPq.exe
      2⤵
      • Executes dropped EXE
      PID:4380
    • C:\Windows\System\TVCrLEM.exe
      C:\Windows\System\TVCrLEM.exe
      2⤵
      • Executes dropped EXE
      PID:4916
    • C:\Windows\System\SFADwmX.exe
      C:\Windows\System\SFADwmX.exe
      2⤵
      • Executes dropped EXE
      PID:4984
    • C:\Windows\System\oudOCAN.exe
      C:\Windows\System\oudOCAN.exe
      2⤵
      • Executes dropped EXE
      PID:4624
    • C:\Windows\System\HDnKsLs.exe
      C:\Windows\System\HDnKsLs.exe
      2⤵
      • Executes dropped EXE
      PID:4864
    • C:\Windows\System\KLnuRbz.exe
      C:\Windows\System\KLnuRbz.exe
      2⤵
      • Executes dropped EXE
      PID:4872
    • C:\Windows\System\vOLEbOZ.exe
      C:\Windows\System\vOLEbOZ.exe
      2⤵
      • Executes dropped EXE
      PID:396
    • C:\Windows\System\uYBJbRg.exe
      C:\Windows\System\uYBJbRg.exe
      2⤵
      • Executes dropped EXE
      PID:2312
    • C:\Windows\System\sRorSFq.exe
      C:\Windows\System\sRorSFq.exe
      2⤵
      • Executes dropped EXE
      PID:1388
    • C:\Windows\System\cRGZRfL.exe
      C:\Windows\System\cRGZRfL.exe
      2⤵
      • Executes dropped EXE
      PID:5012

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        Elnhkiu.exe

        • Path C:\Windows\System\Elnhkiu.exe
        • Size 5.9MB
        • SHA256 94d6464304387ea7565dd2fa552d07abd556410d728b6eca7b7270b73fbfa5b1
        • MD5 SHA1 SHA512 SSDEEP

        GpAQsob.exe

        • Path C:\Windows\System\GpAQsob.exe
        • Size 5.9MB
        • SHA256 7cf0ac87ed896bcfbe2776136ba4b012086a8c945ae9d19d18cde04ebb7f5a57
        • MD5 SHA1 SHA512 SSDEEP

        HDnKsLs.exe

        • Path C:\Windows\System\HDnKsLs.exe
        • Size 5.9MB
        • SHA256 c51530bf8a8b8cac27c9fc9516e16fbc633f37ca6ad420640d7a331cc5ddf423
        • MD5 SHA1 SHA512 SSDEEP

        KLnuRbz.exe

        • Path C:\Windows\System\KLnuRbz.exe
        • Size 5.9MB
        • SHA256 75732e6cd6d8c2e38315272efa7ff8bf2a196f5adf1c2ce36a806af51747b724
        • MD5 SHA1 SHA512 SSDEEP

        MTfBNmC.exe

        • Path C:\Windows\System\MTfBNmC.exe
        • Size 5.9MB
        • SHA256 e5b6a451638830a0eb75ce92bbfa08d9a7e8f7d72657b6d9e7e5889aa91a9622
        • MD5 SHA1 SHA512 SSDEEP

        MzEgahp.exe

        • Path C:\Windows\System\MzEgahp.exe
        • Size 5.9MB
        • SHA256 f479233bd9dcd3909ee5afa6fb11e945a0b6ef584d56e7c24740bd2d460a34f5
        • MD5 SHA1 SHA512 SSDEEP

        SFADwmX.exe

        • Path C:\Windows\System\SFADwmX.exe
        • Size 5.9MB
        • SHA256 f03117384d55dec40502f0dc6cee88fee7ecbccbb97c5f153c4528fe1467c236
        • MD5 SHA1 SHA512 SSDEEP

        TVCrLEM.exe

        • Path C:\Windows\System\TVCrLEM.exe
        • Size 5.9MB
        • SHA256 92b9296eb5e5a8b17093391aab50dd61f71e3920634b39b7533bb0dc366dc09d
        • MD5 SHA1 SHA512 SSDEEP

        VzefQtl.exe

        • Path C:\Windows\System\VzefQtl.exe
        • Size 5.9MB
        • SHA256 377d5f3ffada57a3f587fe8c558ddcad678167289f40290bf7f37023c15d6759
        • MD5 SHA1 SHA512 SSDEEP

        cRGZRfL.exe

        • Path C:\Windows\System\cRGZRfL.exe
        • Size 5.9MB
        • SHA256 77b90d4974e2afd64095d5f98f9fa3ed6f3be3cf76c64bed5b69f6d5441cda4c
        • MD5 SHA1 SHA512 SSDEEP

        doATtpU.exe

        • Path C:\Windows\System\doATtpU.exe
        • Size 5.9MB
        • SHA256 7180e2b088c70d32d65fda008e52003345eb221055a08317ed4b55d7580991a2
        • MD5 SHA1 SHA512 SSDEEP

        iBpitNG.exe

        • Path C:\Windows\System\iBpitNG.exe
        • Size 5.9MB
        • SHA256 54d5428924c3b27a63d38b33e2e2e2d027a3d5c32a248d5ee51fbe85dfa1e674
        • MD5 SHA1 SHA512 SSDEEP

        kHrKwvw.exe

        • Path C:\Windows\System\kHrKwvw.exe
        • Size 5.9MB
        • SHA256 633536106312c8e892d6e3b0f0362cec5d014e0f6a12b8e4d3a6b6cbc029d6a9
        • MD5 SHA1 SHA512 SSDEEP

        mVKNEup.exe

        • Path C:\Windows\System\mVKNEup.exe
        • Size 5.9MB
        • SHA256 935b73a73665a9ea182cf59ceac0318542ed4b4bcffb75aa0f499538efc9d285
        • MD5 SHA1 SHA512 SSDEEP

        oudOCAN.exe

        • Path C:\Windows\System\oudOCAN.exe
        • Size 5.9MB
        • SHA256 9293954ff891f9ca033d0baee270b38c5172836433d9bfffc3aa3150dac1f892
        • MD5 SHA1 SHA512 SSDEEP

        sRorSFq.exe

        • Path C:\Windows\System\sRorSFq.exe
        • Size 5.9MB
        • SHA256 8e281dd8d9952606b02c2fbf105e7c099ed9c6c4c4ad6e3bf9e41ede8ce9987d
        • MD5 SHA1 SHA512 SSDEEP

        uYBJbRg.exe

        • Path C:\Windows\System\uYBJbRg.exe
        • Size 5.9MB
        • SHA256 5bdd80479b6fd36f38126012b2ee66f11da506435e5666b2d2aa1fa11d54de8f
        • MD5 SHA1 SHA512 SSDEEP

        vNKhfPq.exe

        • Path C:\Windows\System\vNKhfPq.exe
        • Size 5.9MB
        • SHA256 eadc7569faa8b92a4fd9ade0802246aef26a0f16a283ada936d90017bc8838af
        • MD5 SHA1 SHA512 SSDEEP

        vOLEbOZ.exe

        • Path C:\Windows\System\vOLEbOZ.exe
        • Size 5.9MB
        • SHA256 cf6003daa43207598e437a749ffb3fc09469311151bdda33738512c8bc3f3d08
        • MD5 SHA1 SHA512 SSDEEP

        yOuvAHW.exe

        • Path C:\Windows\System\yOuvAHW.exe
        • Size 5.9MB
        • SHA256 b5e84a6fc4d6c72e9f708ced9aa60100025f8861fddb1c4dae1a64f56c856db3
        • MD5 SHA1 SHA512 SSDEEP

        zVKYlqZ.exe

        • Path C:\Windows\System\zVKYlqZ.exe
        • Size 5.9MB
        • SHA256 ff44b580bf96af66f51caec9e97101fa03f27c5acd4adb6515b40387a9ca06d1
        • MD5 SHA1 SHA512 SSDEEP

        memory/336-137-0x00007FF6DEAA0000-0x00007FF6DEDF4000-memory.dmp

        memory/336-7-0x00007FF6DEAA0000-0x00007FF6DEDF4000-memory.dmp

        memory/336-129-0x00007FF6DEAA0000-0x00007FF6DEDF4000-memory.dmp

        memory/396-153-0x00007FF67F650000-0x00007FF67F9A4000-memory.dmp

        memory/396-125-0x00007FF67F650000-0x00007FF67F9A4000-memory.dmp

        memory/1020-144-0x00007FF71B1F0000-0x00007FF71B544000-memory.dmp

        memory/1020-57-0x00007FF71B1F0000-0x00007FF71B544000-memory.dmp

        memory/1032-1-0x000002190AA80000-0x000002190AA90000-memory.dmp

        memory/1032-0-0x00007FF635260000-0x00007FF6355B4000-memory.dmp

        memory/1032-117-0x00007FF635260000-0x00007FF6355B4000-memory.dmp

        memory/1388-156-0x00007FF624F50000-0x00007FF6252A4000-memory.dmp

        memory/1388-127-0x00007FF624F50000-0x00007FF6252A4000-memory.dmp

        memory/2312-126-0x00007FF6673F0000-0x00007FF667744000-memory.dmp

        memory/2312-157-0x00007FF6673F0000-0x00007FF667744000-memory.dmp

        memory/3036-132-0x00007FF7792B0000-0x00007FF779604000-memory.dmp

        memory/3036-141-0x00007FF7792B0000-0x00007FF779604000-memory.dmp

        memory/3036-33-0x00007FF7792B0000-0x00007FF779604000-memory.dmp

        memory/3860-118-0x00007FF7DB9F0000-0x00007FF7DBD44000-memory.dmp

        memory/3860-148-0x00007FF7DB9F0000-0x00007FF7DBD44000-memory.dmp

        memory/4172-139-0x00007FF624D40000-0x00007FF625094000-memory.dmp

        memory/4172-18-0x00007FF624D40000-0x00007FF625094000-memory.dmp

        memory/4172-130-0x00007FF624D40000-0x00007FF625094000-memory.dmp

        memory/4380-119-0x00007FF7552C0000-0x00007FF755614000-memory.dmp

        memory/4380-147-0x00007FF7552C0000-0x00007FF755614000-memory.dmp

        memory/4488-138-0x00007FF7D7660000-0x00007FF7D79B4000-memory.dmp

        memory/4488-17-0x00007FF7D7660000-0x00007FF7D79B4000-memory.dmp

        memory/4500-140-0x00007FF7D8E30000-0x00007FF7D9184000-memory.dmp

        memory/4500-131-0x00007FF7D8E30000-0x00007FF7D9184000-memory.dmp

        memory/4500-26-0x00007FF7D8E30000-0x00007FF7D9184000-memory.dmp

        memory/4624-149-0x00007FF79A750000-0x00007FF79AAA4000-memory.dmp

        memory/4624-122-0x00007FF79A750000-0x00007FF79AAA4000-memory.dmp

        memory/4656-39-0x00007FF7DF4C0000-0x00007FF7DF814000-memory.dmp

        memory/4656-133-0x00007FF7DF4C0000-0x00007FF7DF814000-memory.dmp

        memory/4656-142-0x00007FF7DF4C0000-0x00007FF7DF814000-memory.dmp

        memory/4864-151-0x00007FF703950000-0x00007FF703CA4000-memory.dmp

        memory/4864-123-0x00007FF703950000-0x00007FF703CA4000-memory.dmp

        memory/4872-152-0x00007FF607C60000-0x00007FF607FB4000-memory.dmp

        memory/4872-124-0x00007FF607C60000-0x00007FF607FB4000-memory.dmp

        memory/4916-120-0x00007FF6778E0000-0x00007FF677C34000-memory.dmp

        memory/4916-154-0x00007FF6778E0000-0x00007FF677C34000-memory.dmp

        memory/4984-150-0x00007FF6032F0000-0x00007FF603644000-memory.dmp

        memory/4984-121-0x00007FF6032F0000-0x00007FF603644000-memory.dmp

        memory/4992-145-0x00007FF7DC3A0000-0x00007FF7DC6F4000-memory.dmp

        memory/4992-55-0x00007FF7DC3A0000-0x00007FF7DC6F4000-memory.dmp

        memory/4992-135-0x00007FF7DC3A0000-0x00007FF7DC6F4000-memory.dmp

        memory/5012-128-0x00007FF77CA60000-0x00007FF77CDB4000-memory.dmp

        memory/5012-155-0x00007FF77CA60000-0x00007FF77CDB4000-memory.dmp

        memory/5064-146-0x00007FF7808C0000-0x00007FF780C14000-memory.dmp

        memory/5064-59-0x00007FF7808C0000-0x00007FF780C14000-memory.dmp

        memory/5064-136-0x00007FF7808C0000-0x00007FF780C14000-memory.dmp

        memory/5084-54-0x00007FF714CF0000-0x00007FF715044000-memory.dmp

        memory/5084-143-0x00007FF714CF0000-0x00007FF715044000-memory.dmp

        memory/5084-134-0x00007FF714CF0000-0x00007FF715044000-memory.dmp