Analysis

  • max time kernel
    147s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31/05/2024, 16:08

General

  • Target
    2024-05-31_f2eaa60334818cbfb2bfe4bb4772ec4e_cobalt-strike_cobaltstrike.exe
  • Size 5.9MB
  • Sample240531-tlcdkaeb93
  • SHA256 d1ab6f2c2b63875eb5c042f246840ac200bf1e97216dae4b24661b2952a1152a
  • 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\2024-05-31_f2eaa60334818cbfb2bfe4bb4772ec4e_cobalt-strike_cobaltstrike.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-05-31_f2eaa60334818cbfb2bfe4bb4772ec4e_cobalt-strike_cobaltstrike.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1448
    • C:\Windows\System\DqTmWiG.exe
      C:\Windows\System\DqTmWiG.exe
      2⤵
      • Executes dropped EXE
      PID:408
    • C:\Windows\System\JomNjvu.exe
      C:\Windows\System\JomNjvu.exe
      2⤵
      • Executes dropped EXE
      PID:4560
    • C:\Windows\System\MRTHYrH.exe
      C:\Windows\System\MRTHYrH.exe
      2⤵
      • Executes dropped EXE
      PID:3604
    • C:\Windows\System\USopNvt.exe
      C:\Windows\System\USopNvt.exe
      2⤵
      • Executes dropped EXE
      PID:4392
    • C:\Windows\System\npEWNlC.exe
      C:\Windows\System\npEWNlC.exe
      2⤵
      • Executes dropped EXE
      PID:1812
    • C:\Windows\System\hcAYaIb.exe
      C:\Windows\System\hcAYaIb.exe
      2⤵
      • Executes dropped EXE
      PID:2872
    • C:\Windows\System\SbKvRBk.exe
      C:\Windows\System\SbKvRBk.exe
      2⤵
      • Executes dropped EXE
      PID:2248
    • C:\Windows\System\bqNQDDg.exe
      C:\Windows\System\bqNQDDg.exe
      2⤵
      • Executes dropped EXE
      PID:3200
    • C:\Windows\System\gzRHnVh.exe
      C:\Windows\System\gzRHnVh.exe
      2⤵
      • Executes dropped EXE
      PID:1656
    • C:\Windows\System\CcVmSzt.exe
      C:\Windows\System\CcVmSzt.exe
      2⤵
      • Executes dropped EXE
      PID:4816
    • C:\Windows\System\tnNccwI.exe
      C:\Windows\System\tnNccwI.exe
      2⤵
      • Executes dropped EXE
      PID:4828
    • C:\Windows\System\qbNNEBR.exe
      C:\Windows\System\qbNNEBR.exe
      2⤵
      • Executes dropped EXE
      PID:4372
    • C:\Windows\System\cpaPHDL.exe
      C:\Windows\System\cpaPHDL.exe
      2⤵
      • Executes dropped EXE
      PID:2268
    • C:\Windows\System\JbTvtJm.exe
      C:\Windows\System\JbTvtJm.exe
      2⤵
      • Executes dropped EXE
      PID:3840
    • C:\Windows\System\dCDScgo.exe
      C:\Windows\System\dCDScgo.exe
      2⤵
      • Executes dropped EXE
      PID:2564
    • C:\Windows\System\Qlxkdbv.exe
      C:\Windows\System\Qlxkdbv.exe
      2⤵
      • Executes dropped EXE
      PID:1308
    • C:\Windows\System\kWSEXTQ.exe
      C:\Windows\System\kWSEXTQ.exe
      2⤵
      • Executes dropped EXE
      PID:3196
    • C:\Windows\System\PCOYfQR.exe
      C:\Windows\System\PCOYfQR.exe
      2⤵
      • Executes dropped EXE
      PID:1820
    • C:\Windows\System\jknXXea.exe
      C:\Windows\System\jknXXea.exe
      2⤵
      • Executes dropped EXE
      PID:1768
    • C:\Windows\System\yzCRtqE.exe
      C:\Windows\System\yzCRtqE.exe
      2⤵
      • Executes dropped EXE
      PID:984
    • C:\Windows\System\iIoIajS.exe
      C:\Windows\System\iIoIajS.exe
      2⤵
      • Executes dropped EXE
      PID:2616
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3956 --field-trial-handle=2356,i,13261194862334667799,7441241219475888176,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:4256

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          CcVmSzt.exe

          • Path C:\Windows\System\CcVmSzt.exe
          • Size 5.9MB
          • SHA256 e616427d7fae1c49ff32ded2cdd1c25f823c0d88288a5715c92cc230c2b35d53
          • MD5 SHA1 SHA512 SSDEEP

          DqTmWiG.exe

          • Path C:\Windows\System\DqTmWiG.exe
          • Size 5.9MB
          • SHA256 bc95d2c8c5a04201a2ca15f88ef297dc0d8f984218f733b00a1ddf05d60d7c28
          • MD5 SHA1 SHA512 SSDEEP

          JbTvtJm.exe

          • Path C:\Windows\System\JbTvtJm.exe
          • Size 5.9MB
          • SHA256 bd7ccfe903ccfcedcc0189e7edc363d27813c692aa69a9f063b4389f80f8a856
          • MD5 SHA1 SHA512 SSDEEP

          JomNjvu.exe

          • Path C:\Windows\System\JomNjvu.exe
          • Size 5.9MB
          • SHA256 7573635cdde958e723cfc16b18c5407d748e9db300a9033b42f6f51422094234
          • MD5 SHA1 SHA512 SSDEEP

          MRTHYrH.exe

          • Path C:\Windows\System\MRTHYrH.exe
          • Size 5.9MB
          • SHA256 7124afa928302c369a677a9a93532879bbfa80f86fdc089235e55932844e8708
          • MD5 SHA1 SHA512 SSDEEP

          PCOYfQR.exe

          • Path C:\Windows\System\PCOYfQR.exe
          • Size 5.9MB
          • SHA256 e227b2f9477c5a5432afcde13fc11ba6c0840badaf033b03d644f036c5e03e41
          • MD5 SHA1 SHA512 SSDEEP

          Qlxkdbv.exe

          • Path C:\Windows\System\Qlxkdbv.exe
          • Size 5.9MB
          • SHA256 be24230212a55ac3f6ac0bb823c678cc52dd271e97ef46d06a1cc19f8bdabd08
          • MD5 SHA1 SHA512 SSDEEP

          SbKvRBk.exe

          • Path C:\Windows\System\SbKvRBk.exe
          • Size 5.9MB
          • SHA256 21d5e5b103babf086a89e2170e9f0e92ebe8a07e97d5c0fd1e0510db4f2ad03a
          • MD5 SHA1 SHA512 SSDEEP

          USopNvt.exe

          • Path C:\Windows\System\USopNvt.exe
          • Size 5.9MB
          • SHA256 1fa970c071fbd3cd497badd432a1bed065379f9a3214c91736cc352912e99366
          • MD5 SHA1 SHA512 SSDEEP

          bqNQDDg.exe

          • Path C:\Windows\System\bqNQDDg.exe
          • Size 5.9MB
          • SHA256 4f255248c34637c9bb4684a8e7b9cdd8ab32501c6f171264a2b9d89e3aac3ea7
          • MD5 SHA1 SHA512 SSDEEP

          cpaPHDL.exe

          • Path C:\Windows\System\cpaPHDL.exe
          • Size 5.9MB
          • SHA256 c9cd5ae08ced3abec35982aa2db88f78480f304fe412c94d16373f93a0cbe05c
          • MD5 SHA1 SHA512 SSDEEP

          dCDScgo.exe

          • Path C:\Windows\System\dCDScgo.exe
          • Size 5.9MB
          • SHA256 180e2e80f3ed074ec4cf44911918134a287f6812788ede128854761ab96db15e
          • MD5 SHA1 SHA512 SSDEEP

          gzRHnVh.exe

          • Path C:\Windows\System\gzRHnVh.exe
          • Size 5.9MB
          • SHA256 0bfe73cc5f47cc58b53885c29b6750034d6576223cbceda8ad9619fff8051b72
          • MD5 SHA1 SHA512 SSDEEP

          hcAYaIb.exe

          • Path C:\Windows\System\hcAYaIb.exe
          • Size 5.9MB
          • SHA256 2227ce6bf70f100d5b4634b622a8124a8a444b4ba92bfb318536792cc6a70759
          • MD5 SHA1 SHA512 SSDEEP

          iIoIajS.exe

          • Path C:\Windows\System\iIoIajS.exe
          • Size 5.9MB
          • SHA256 6381521ffdf0b8b97b3107fdba1621825999e62baa12e387e29ec1cf1aded4ac
          • MD5 SHA1 SHA512 SSDEEP

          jknXXea.exe

          • Path C:\Windows\System\jknXXea.exe
          • Size 5.9MB
          • SHA256 7edefe60dc2688516844d9300628a78a686f5e2cdc645f2437b0aefa3de770d0
          • MD5 SHA1 SHA512 SSDEEP

          kWSEXTQ.exe

          • Path C:\Windows\System\kWSEXTQ.exe
          • Size 5.9MB
          • SHA256 f611c4e81048bf832a69dc0a26f147fb21be6a545d0b929a9107811a61c5fa59
          • MD5 SHA1 SHA512 SSDEEP

          npEWNlC.exe

          • Path C:\Windows\System\npEWNlC.exe
          • Size 5.9MB
          • SHA256 ebd05234a4631c0341f50c6d05641654173e9fd7b561b521f601b3e62daeb53d
          • MD5 SHA1 SHA512 SSDEEP

          qbNNEBR.exe

          • Path C:\Windows\System\qbNNEBR.exe
          • Size 5.9MB
          • SHA256 7341fdb631de3eae8ffbc4f0d4cf2567f8b33cd0bf6bf9e55ea8ed9c782682e9
          • MD5 SHA1 SHA512 SSDEEP

          tnNccwI.exe

          • Path C:\Windows\System\tnNccwI.exe
          • Size 5.9MB
          • SHA256 85ab6c9a798a16d9d78a39a254e8d27c57540a5c1b1539c09cbe625cde764724
          • MD5 SHA1 SHA512 SSDEEP

          yzCRtqE.exe

          • Path C:\Windows\System\yzCRtqE.exe
          • Size 5.9MB
          • SHA256 68f7a30529a51d8d52bc686f0cb5b1301e518eece84d02bfc2dea0723bb00650
          • MD5 SHA1 SHA512 SSDEEP

          memory/408-136-0x00007FF67D4D0000-0x00007FF67D824000-memory.dmp

          memory/408-8-0x00007FF67D4D0000-0x00007FF67D824000-memory.dmp

          memory/984-131-0x00007FF791B50000-0x00007FF791EA4000-memory.dmp

          memory/984-155-0x00007FF791B50000-0x00007FF791EA4000-memory.dmp

          memory/1308-104-0x00007FF6A18C0000-0x00007FF6A1C14000-memory.dmp

          memory/1308-151-0x00007FF6A18C0000-0x00007FF6A1C14000-memory.dmp

          memory/1448-1-0x000001E5A7430000-0x000001E5A7440000-memory.dmp

          memory/1448-74-0x00007FF6B7720000-0x00007FF6B7A74000-memory.dmp

          memory/1448-0-0x00007FF6B7720000-0x00007FF6B7A74000-memory.dmp

          memory/1656-145-0x00007FF705220000-0x00007FF705574000-memory.dmp

          memory/1656-64-0x00007FF705220000-0x00007FF705574000-memory.dmp

          memory/1768-154-0x00007FF7F0A10000-0x00007FF7F0D64000-memory.dmp

          memory/1768-130-0x00007FF7F0A10000-0x00007FF7F0D64000-memory.dmp

          memory/1812-32-0x00007FF668060000-0x00007FF6683B4000-memory.dmp

          memory/1812-140-0x00007FF668060000-0x00007FF6683B4000-memory.dmp

          memory/1820-153-0x00007FF611DC0000-0x00007FF612114000-memory.dmp

          memory/1820-127-0x00007FF611DC0000-0x00007FF612114000-memory.dmp

          memory/2248-132-0x00007FF7C5B60000-0x00007FF7C5EB4000-memory.dmp

          memory/2248-42-0x00007FF7C5B60000-0x00007FF7C5EB4000-memory.dmp

          memory/2248-142-0x00007FF7C5B60000-0x00007FF7C5EB4000-memory.dmp

          memory/2268-135-0x00007FF7C6DB0000-0x00007FF7C7104000-memory.dmp

          memory/2268-80-0x00007FF7C6DB0000-0x00007FF7C7104000-memory.dmp

          memory/2268-148-0x00007FF7C6DB0000-0x00007FF7C7104000-memory.dmp

          memory/2564-95-0x00007FF7E5A10000-0x00007FF7E5D64000-memory.dmp

          memory/2564-150-0x00007FF7E5A10000-0x00007FF7E5D64000-memory.dmp

          memory/2616-133-0x00007FF7C94E0000-0x00007FF7C9834000-memory.dmp

          memory/2616-156-0x00007FF7C94E0000-0x00007FF7C9834000-memory.dmp

          memory/2872-123-0x00007FF7B22B0000-0x00007FF7B2604000-memory.dmp

          memory/2872-38-0x00007FF7B22B0000-0x00007FF7B2604000-memory.dmp

          memory/2872-141-0x00007FF7B22B0000-0x00007FF7B2604000-memory.dmp

          memory/3196-120-0x00007FF66AA70000-0x00007FF66ADC4000-memory.dmp

          memory/3196-152-0x00007FF66AA70000-0x00007FF66ADC4000-memory.dmp

          memory/3200-143-0x00007FF6AB6D0000-0x00007FF6ABA24000-memory.dmp

          memory/3200-134-0x00007FF6AB6D0000-0x00007FF6ABA24000-memory.dmp

          memory/3200-51-0x00007FF6AB6D0000-0x00007FF6ABA24000-memory.dmp

          memory/3604-138-0x00007FF6B26D0000-0x00007FF6B2A24000-memory.dmp

          memory/3604-94-0x00007FF6B26D0000-0x00007FF6B2A24000-memory.dmp

          memory/3604-17-0x00007FF6B26D0000-0x00007FF6B2A24000-memory.dmp

          memory/3840-91-0x00007FF7C7960000-0x00007FF7C7CB4000-memory.dmp

          memory/3840-149-0x00007FF7C7960000-0x00007FF7C7CB4000-memory.dmp

          memory/4372-146-0x00007FF770EA0000-0x00007FF7711F4000-memory.dmp

          memory/4372-79-0x00007FF770EA0000-0x00007FF7711F4000-memory.dmp

          memory/4392-101-0x00007FF60A160000-0x00007FF60A4B4000-memory.dmp

          memory/4392-26-0x00007FF60A160000-0x00007FF60A4B4000-memory.dmp

          memory/4392-139-0x00007FF60A160000-0x00007FF60A4B4000-memory.dmp

          memory/4560-13-0x00007FF7D0380000-0x00007FF7D06D4000-memory.dmp

          memory/4560-137-0x00007FF7D0380000-0x00007FF7D06D4000-memory.dmp

          memory/4560-86-0x00007FF7D0380000-0x00007FF7D06D4000-memory.dmp

          memory/4816-144-0x00007FF723540000-0x00007FF723894000-memory.dmp

          memory/4816-63-0x00007FF723540000-0x00007FF723894000-memory.dmp

          memory/4828-147-0x00007FF70C470000-0x00007FF70C7C4000-memory.dmp

          memory/4828-77-0x00007FF70C470000-0x00007FF70C7C4000-memory.dmp