Analysis

  • max time kernel
    149s
  • 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, 09:46

General

  • Target
    2024-06-01_f5396637e6906a6e49ce4253ab8c5d75_cobalt-strike_cobaltstrike.exe
  • Size 5.9MB
  • Sample240601-lrvhbsaa46
  • SHA256 87d52aecda249b0b73ffa720744ed84ba74e8538505d38dcd613566f084c1ee6
  • 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_f5396637e6906a6e49ce4253ab8c5d75_cobalt-strike_cobaltstrike.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-06-01_f5396637e6906a6e49ce4253ab8c5d75_cobalt-strike_cobaltstrike.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2272
    • C:\Windows\System\loXhctk.exe
      C:\Windows\System\loXhctk.exe
      2⤵
      • Executes dropped EXE
      PID:3096
    • C:\Windows\System\gkRHMRe.exe
      C:\Windows\System\gkRHMRe.exe
      2⤵
      • Executes dropped EXE
      PID:1900
    • C:\Windows\System\ysGklhs.exe
      C:\Windows\System\ysGklhs.exe
      2⤵
      • Executes dropped EXE
      PID:3404
    • C:\Windows\System\LjimnIb.exe
      C:\Windows\System\LjimnIb.exe
      2⤵
      • Executes dropped EXE
      PID:960
    • C:\Windows\System\VoWoeoI.exe
      C:\Windows\System\VoWoeoI.exe
      2⤵
      • Executes dropped EXE
      PID:3764
    • C:\Windows\System\zmmcNYg.exe
      C:\Windows\System\zmmcNYg.exe
      2⤵
      • Executes dropped EXE
      PID:4452
    • C:\Windows\System\DdiqcCp.exe
      C:\Windows\System\DdiqcCp.exe
      2⤵
      • Executes dropped EXE
      PID:4088
    • C:\Windows\System\UaaivLM.exe
      C:\Windows\System\UaaivLM.exe
      2⤵
      • Executes dropped EXE
      PID:1384
    • C:\Windows\System\OrFARHA.exe
      C:\Windows\System\OrFARHA.exe
      2⤵
      • Executes dropped EXE
      PID:1964
    • C:\Windows\System\iBHxLQD.exe
      C:\Windows\System\iBHxLQD.exe
      2⤵
      • Executes dropped EXE
      PID:4512
    • C:\Windows\System\bmCZaAa.exe
      C:\Windows\System\bmCZaAa.exe
      2⤵
      • Executes dropped EXE
      PID:5004
    • C:\Windows\System\woShJul.exe
      C:\Windows\System\woShJul.exe
      2⤵
      • Executes dropped EXE
      PID:2376
    • C:\Windows\System\BfOSoXK.exe
      C:\Windows\System\BfOSoXK.exe
      2⤵
      • Executes dropped EXE
      PID:3752
    • C:\Windows\System\ioRxTwf.exe
      C:\Windows\System\ioRxTwf.exe
      2⤵
      • Executes dropped EXE
      PID:2444
    • C:\Windows\System\CwlMxcO.exe
      C:\Windows\System\CwlMxcO.exe
      2⤵
      • Executes dropped EXE
      PID:4536
    • C:\Windows\System\gfIHphm.exe
      C:\Windows\System\gfIHphm.exe
      2⤵
      • Executes dropped EXE
      PID:4960
    • C:\Windows\System\MJjcdbp.exe
      C:\Windows\System\MJjcdbp.exe
      2⤵
      • Executes dropped EXE
      PID:3388
    • C:\Windows\System\ClibrvC.exe
      C:\Windows\System\ClibrvC.exe
      2⤵
      • Executes dropped EXE
      PID:856
    • C:\Windows\System\wALaYLV.exe
      C:\Windows\System\wALaYLV.exe
      2⤵
      • Executes dropped EXE
      PID:2412
    • C:\Windows\System\WWkQXXM.exe
      C:\Windows\System\WWkQXXM.exe
      2⤵
      • Executes dropped EXE
      PID:912
    • C:\Windows\System\EsBqSas.exe
      C:\Windows\System\EsBqSas.exe
      2⤵
      • Executes dropped EXE
      PID:3960

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        BfOSoXK.exe

        • Path C:\Windows\System\BfOSoXK.exe
        • Size 5.9MB
        • SHA256 676f731645d2085b74d60b6b5fc41cb7d7e4bbf8d45e14f556bb2cbcb2f3f53e
        • MD5 SHA1 SHA512 SSDEEP

        ClibrvC.exe

        • Path C:\Windows\System\ClibrvC.exe
        • Size 5.9MB
        • SHA256 e85e72b733135ddbe7b0a7cda780159a2618a768e7b2d383cadd88ea252c722f
        • MD5 SHA1 SHA512 SSDEEP

        CwlMxcO.exe

        • Path C:\Windows\System\CwlMxcO.exe
        • Size 5.9MB
        • SHA256 c4704ad20d7443c048b7c6948afe48eb10c90ce4fc6b83ed0379ca71a43b5391
        • MD5 SHA1 SHA512 SSDEEP

        DdiqcCp.exe

        • Path C:\Windows\System\DdiqcCp.exe
        • Size 5.9MB
        • SHA256 be1fad3430f14435db155b50ab0aae4038513fff073da11c8250437d2b80f3fa
        • MD5 SHA1 SHA512 SSDEEP

        EsBqSas.exe

        • Path C:\Windows\System\EsBqSas.exe
        • Size 5.9MB
        • SHA256 7327a7330eb5c9ccb946e101f18b9c42dd3f4eb20e76c3e5095d5959d7d2e72a
        • MD5 SHA1 SHA512 SSDEEP

        LjimnIb.exe

        • Path C:\Windows\System\LjimnIb.exe
        • Size 5.9MB
        • SHA256 a349ea71a423fddf4fa7f2183293c991baf7536e60fefbca35b4a19c55916274
        • MD5 SHA1 SHA512 SSDEEP

        MJjcdbp.exe

        • Path C:\Windows\System\MJjcdbp.exe
        • Size 5.9MB
        • SHA256 7c79c68bf8cf7477e756cc50851dba886e6748919cfc48c99fc454b74c217387
        • MD5 SHA1 SHA512 SSDEEP

        OrFARHA.exe

        • Path C:\Windows\System\OrFARHA.exe
        • Size 5.9MB
        • SHA256 41754ffa8fbddf1c5659fa555096832cd7e1af54a133dcbd10203593c0a91482
        • MD5 SHA1 SHA512 SSDEEP

        UaaivLM.exe

        • Path C:\Windows\System\UaaivLM.exe
        • Size 5.9MB
        • SHA256 79dace9c2dc61a1e7e0c318f9d597d3b7cddef4f47c4f6000aa3804edd7485b6
        • MD5 SHA1 SHA512 SSDEEP

        VoWoeoI.exe

        • Path C:\Windows\System\VoWoeoI.exe
        • Size 5.9MB
        • SHA256 13863399a8221ca82c59fed8e8800cc3f9eb004e153db1d9ef3bb320acb44225
        • MD5 SHA1 SHA512 SSDEEP

        WWkQXXM.exe

        • Path C:\Windows\System\WWkQXXM.exe
        • Size 5.9MB
        • SHA256 a7e4e65c209d7fc493474b7712b35117b51e8231bc86ae13b26a4a76a9a01a2f
        • MD5 SHA1 SHA512 SSDEEP

        bmCZaAa.exe

        • Path C:\Windows\System\bmCZaAa.exe
        • Size 5.9MB
        • SHA256 5994457233cba1352b639297a7c909aec0f19ddf8f88642a79f9c854df483461
        • MD5 SHA1 SHA512 SSDEEP

        gfIHphm.exe

        • Path C:\Windows\System\gfIHphm.exe
        • Size 5.9MB
        • SHA256 5340a50d9c00690c5e6ad7df7acfd3733eb3e5a687820daf45eef8834ebf282e
        • MD5 SHA1 SHA512 SSDEEP

        gkRHMRe.exe

        • Path C:\Windows\System\gkRHMRe.exe
        • Size 5.9MB
        • SHA256 6953566d2176f70d7b62606a45a8be2720e82375655bb6ac91ae751fefbaf216
        • MD5 SHA1 SHA512 SSDEEP

        iBHxLQD.exe

        • Path C:\Windows\System\iBHxLQD.exe
        • Size 5.9MB
        • SHA256 c984ac65192a9281b14092346838418a7c56ac05219fe8a4aadd497ac121d748
        • MD5 SHA1 SHA512 SSDEEP

        ioRxTwf.exe

        • Path C:\Windows\System\ioRxTwf.exe
        • Size 5.9MB
        • SHA256 17b02e6a51ba077ec044522fd276e684bb08e74060481b32e693c848b4851aff
        • MD5 SHA1 SHA512 SSDEEP

        loXhctk.exe

        • Path C:\Windows\System\loXhctk.exe
        • Size 5.9MB
        • SHA256 7b5aa091c64a72b68c9a094fddfb6591aae4e498cae8a99439f0eb145ad8b85a
        • MD5 SHA1 SHA512 SSDEEP

        wALaYLV.exe

        • Path C:\Windows\System\wALaYLV.exe
        • Size 5.9MB
        • SHA256 fa252e6b1b6d2b895e01be663316942166b7e031877c1811870738e9c5d9800b
        • MD5 SHA1 SHA512 SSDEEP

        woShJul.exe

        • Path C:\Windows\System\woShJul.exe
        • Size 5.9MB
        • SHA256 0350219996b077cfdd5a8e254793bbcb4c549a23319a4c59ffabd61fcbe05525
        • MD5 SHA1 SHA512 SSDEEP

        ysGklhs.exe

        • Path C:\Windows\System\ysGklhs.exe
        • Size 5.9MB
        • SHA256 775223e108f7f73afef03f483d5208633d7e2fc9030b74a3507b5478d45c7014
        • MD5 SHA1 SHA512 SSDEEP

        zmmcNYg.exe

        • Path C:\Windows\System\zmmcNYg.exe
        • Size 5.9MB
        • SHA256 482077c23207d762580ed9819331281efc67ae74479b97198f3b695ecceae488
        • MD5 SHA1 SHA512 SSDEEP

        memory/856-158-0x00007FF786FC0000-0x00007FF787314000-memory.dmp

        memory/856-139-0x00007FF786FC0000-0x00007FF787314000-memory.dmp

        memory/856-116-0x00007FF786FC0000-0x00007FF787314000-memory.dmp

        memory/912-132-0x00007FF682BA0000-0x00007FF682EF4000-memory.dmp

        memory/912-161-0x00007FF682BA0000-0x00007FF682EF4000-memory.dmp

        memory/960-144-0x00007FF778490000-0x00007FF7787E4000-memory.dmp

        memory/960-106-0x00007FF778490000-0x00007FF7787E4000-memory.dmp

        memory/960-29-0x00007FF778490000-0x00007FF7787E4000-memory.dmp

        memory/1384-148-0x00007FF695270000-0x00007FF6955C4000-memory.dmp

        memory/1384-52-0x00007FF695270000-0x00007FF6955C4000-memory.dmp

        memory/1900-89-0x00007FF67C6A0000-0x00007FF67C9F4000-memory.dmp

        memory/1900-142-0x00007FF67C6A0000-0x00007FF67C9F4000-memory.dmp

        memory/1900-14-0x00007FF67C6A0000-0x00007FF67C9F4000-memory.dmp

        memory/1964-54-0x00007FF638F10000-0x00007FF639264000-memory.dmp

        memory/1964-134-0x00007FF638F10000-0x00007FF639264000-memory.dmp

        memory/1964-149-0x00007FF638F10000-0x00007FF639264000-memory.dmp

        memory/2272-68-0x00007FF6FFF70000-0x00007FF7002C4000-memory.dmp

        memory/2272-1-0x000001B1406B0000-0x000001B1406C0000-memory.dmp

        memory/2272-0-0x00007FF6FFF70000-0x00007FF7002C4000-memory.dmp

        memory/2376-135-0x00007FF6F2B10000-0x00007FF6F2E64000-memory.dmp

        memory/2376-152-0x00007FF6F2B10000-0x00007FF6F2E64000-memory.dmp

        memory/2376-75-0x00007FF6F2B10000-0x00007FF6F2E64000-memory.dmp

        memory/2412-140-0x00007FF648360000-0x00007FF6486B4000-memory.dmp

        memory/2412-120-0x00007FF648360000-0x00007FF6486B4000-memory.dmp

        memory/2412-159-0x00007FF648360000-0x00007FF6486B4000-memory.dmp

        memory/2444-88-0x00007FF694AF0000-0x00007FF694E44000-memory.dmp

        memory/2444-137-0x00007FF694AF0000-0x00007FF694E44000-memory.dmp

        memory/2444-154-0x00007FF694AF0000-0x00007FF694E44000-memory.dmp

        memory/3096-141-0x00007FF7B7C20000-0x00007FF7B7F74000-memory.dmp

        memory/3096-82-0x00007FF7B7C20000-0x00007FF7B7F74000-memory.dmp

        memory/3096-7-0x00007FF7B7C20000-0x00007FF7B7F74000-memory.dmp

        memory/3388-156-0x00007FF7F95B0000-0x00007FF7F9904000-memory.dmp

        memory/3388-114-0x00007FF7F95B0000-0x00007FF7F9904000-memory.dmp

        memory/3404-19-0x00007FF774E90000-0x00007FF7751E4000-memory.dmp

        memory/3404-143-0x00007FF774E90000-0x00007FF7751E4000-memory.dmp

        memory/3404-105-0x00007FF774E90000-0x00007FF7751E4000-memory.dmp

        memory/3752-136-0x00007FF6E2CF0000-0x00007FF6E3044000-memory.dmp

        memory/3752-153-0x00007FF6E2CF0000-0x00007FF6E3044000-memory.dmp

        memory/3752-83-0x00007FF6E2CF0000-0x00007FF6E3044000-memory.dmp

        memory/3764-131-0x00007FF7B70D0000-0x00007FF7B7424000-memory.dmp

        memory/3764-145-0x00007FF7B70D0000-0x00007FF7B7424000-memory.dmp

        memory/3764-30-0x00007FF7B70D0000-0x00007FF7B7424000-memory.dmp

        memory/3960-160-0x00007FF6297F0000-0x00007FF629B44000-memory.dmp

        memory/3960-133-0x00007FF6297F0000-0x00007FF629B44000-memory.dmp

        memory/4088-147-0x00007FF7C18E0000-0x00007FF7C1C34000-memory.dmp

        memory/4088-49-0x00007FF7C18E0000-0x00007FF7C1C34000-memory.dmp

        memory/4452-146-0x00007FF7144A0000-0x00007FF7147F4000-memory.dmp

        memory/4452-38-0x00007FF7144A0000-0x00007FF7147F4000-memory.dmp

        memory/4512-150-0x00007FF6C4580000-0x00007FF6C48D4000-memory.dmp

        memory/4512-74-0x00007FF6C4580000-0x00007FF6C48D4000-memory.dmp

        memory/4536-155-0x00007FF671C80000-0x00007FF671FD4000-memory.dmp

        memory/4536-107-0x00007FF671C80000-0x00007FF671FD4000-memory.dmp

        memory/4960-138-0x00007FF72E670000-0x00007FF72E9C4000-memory.dmp

        memory/4960-157-0x00007FF72E670000-0x00007FF72E9C4000-memory.dmp

        memory/4960-113-0x00007FF72E670000-0x00007FF72E9C4000-memory.dmp

        memory/5004-151-0x00007FF797CD0000-0x00007FF798024000-memory.dmp

        memory/5004-79-0x00007FF797CD0000-0x00007FF798024000-memory.dmp