Analysis

  • max time kernel
    139s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/05/2024, 17:50

General

  • Target
    2024-05-27_22d9fffe619827242ac149c810a173d5_cobalt-strike_cobaltstrike.exe
  • Size 5.9MB
  • Sample240527-werwsadb89
  • SHA256 90afe90f27b1149d6b310fdb4d6576f0adae4db71bf7a4db09fd8857402cc9d4
  • 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\2024-05-27_22d9fffe619827242ac149c810a173d5_cobalt-strike_cobaltstrike.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-05-27_22d9fffe619827242ac149c810a173d5_cobalt-strike_cobaltstrike.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3400
    • C:\Windows\System\LvvWgSw.exe
      C:\Windows\System\LvvWgSw.exe
      2⤵
      • Executes dropped EXE
      PID:4340
    • C:\Windows\System\ymsifIU.exe
      C:\Windows\System\ymsifIU.exe
      2⤵
      • Executes dropped EXE
      PID:4432
    • C:\Windows\System\IWkVJXe.exe
      C:\Windows\System\IWkVJXe.exe
      2⤵
      • Executes dropped EXE
      PID:4620
    • C:\Windows\System\uixCkSD.exe
      C:\Windows\System\uixCkSD.exe
      2⤵
      • Executes dropped EXE
      PID:1276
    • C:\Windows\System\emYCNOO.exe
      C:\Windows\System\emYCNOO.exe
      2⤵
      • Executes dropped EXE
      PID:3580
    • C:\Windows\System\xEhawcY.exe
      C:\Windows\System\xEhawcY.exe
      2⤵
      • Executes dropped EXE
      PID:3920
    • C:\Windows\System\nYbmntG.exe
      C:\Windows\System\nYbmntG.exe
      2⤵
      • Executes dropped EXE
      PID:4744
    • C:\Windows\System\odgCNpa.exe
      C:\Windows\System\odgCNpa.exe
      2⤵
      • Executes dropped EXE
      PID:4756
    • C:\Windows\System\TiXHcgC.exe
      C:\Windows\System\TiXHcgC.exe
      2⤵
      • Executes dropped EXE
      PID:4984
    • C:\Windows\System\vLiaSrd.exe
      C:\Windows\System\vLiaSrd.exe
      2⤵
      • Executes dropped EXE
      PID:2788
    • C:\Windows\System\WanRapI.exe
      C:\Windows\System\WanRapI.exe
      2⤵
      • Executes dropped EXE
      PID:5100
    • C:\Windows\System\epdWgUs.exe
      C:\Windows\System\epdWgUs.exe
      2⤵
      • Executes dropped EXE
      PID:3108
    • C:\Windows\System\knVZYNm.exe
      C:\Windows\System\knVZYNm.exe
      2⤵
      • Executes dropped EXE
      PID:4004
    • C:\Windows\System\KpmoaJP.exe
      C:\Windows\System\KpmoaJP.exe
      2⤵
      • Executes dropped EXE
      PID:4888
    • C:\Windows\System\cVxagOT.exe
      C:\Windows\System\cVxagOT.exe
      2⤵
      • Executes dropped EXE
      PID:1528
    • C:\Windows\System\AVliJju.exe
      C:\Windows\System\AVliJju.exe
      2⤵
      • Executes dropped EXE
      PID:548
    • C:\Windows\System\vpXhHbE.exe
      C:\Windows\System\vpXhHbE.exe
      2⤵
      • Executes dropped EXE
      PID:2868
    • C:\Windows\System\RALOkaH.exe
      C:\Windows\System\RALOkaH.exe
      2⤵
      • Executes dropped EXE
      PID:5116
    • C:\Windows\System\qmiRLaA.exe
      C:\Windows\System\qmiRLaA.exe
      2⤵
      • Executes dropped EXE
      PID:560
    • C:\Windows\System\mXxiaQk.exe
      C:\Windows\System\mXxiaQk.exe
      2⤵
      • Executes dropped EXE
      PID:2384
    • C:\Windows\System\raOvBev.exe
      C:\Windows\System\raOvBev.exe
      2⤵
      • Executes dropped EXE
      PID:2192

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        AVliJju.exe

        • Path C:\Windows\System\AVliJju.exe
        • Size 5.9MB
        • SHA256 358056f6eb6c60fc558e22713f240d9ebc7fd643122158c802a01673900f7246
        • MD5 SHA1 SHA512 SSDEEP

        IWkVJXe.exe

        • Path C:\Windows\System\IWkVJXe.exe
        • Size 5.9MB
        • SHA256 8ad30c7f93857d0559d6466c81392d2316fd7c0624879380ec2d48a294a21b72
        • MD5 SHA1 SHA512 SSDEEP

        KpmoaJP.exe

        • Path C:\Windows\System\KpmoaJP.exe
        • Size 5.9MB
        • SHA256 dc5992370a7cf205aab25797394ee11ca8088505bcb57b693515f574690d7466
        • MD5 SHA1 SHA512 SSDEEP

        LvvWgSw.exe

        • Path C:\Windows\System\LvvWgSw.exe
        • Size 5.9MB
        • SHA256 2da3096c7226df5be3871d49371fb157cf6e105c642654407d5c8788404d0eab
        • MD5 SHA1 SHA512 SSDEEP

        RALOkaH.exe

        • Path C:\Windows\System\RALOkaH.exe
        • Size 5.9MB
        • SHA256 b9845a931d156458f88392776b16bb37d6c742eb04daebabd9a8036732f7d71c
        • MD5 SHA1 SHA512 SSDEEP

        TiXHcgC.exe

        • Path C:\Windows\System\TiXHcgC.exe
        • Size 5.9MB
        • SHA256 a98a84a94fe9cbb095fff25fc91f61de8b1b788fbd477de915ef5ff8d8c8f6df
        • MD5 SHA1 SHA512 SSDEEP

        WanRapI.exe

        • Path C:\Windows\System\WanRapI.exe
        • Size 5.9MB
        • SHA256 a353c20d9593856038b933caffc92281b39c746958d8e6c888d480dda270cc6f
        • MD5 SHA1 SHA512 SSDEEP

        cVxagOT.exe

        • Path C:\Windows\System\cVxagOT.exe
        • Size 5.9MB
        • SHA256 3afdb723846d06384e043075f1e440178e815b5a5faa8dc0d9c7f9e4ba515bdf
        • MD5 SHA1 SHA512 SSDEEP

        emYCNOO.exe

        • Path C:\Windows\System\emYCNOO.exe
        • Size 5.9MB
        • SHA256 41fb031f555f17abef48a69903a2c426336b02e9c8ecb712cbd60027f4701684
        • MD5 SHA1 SHA512 SSDEEP

        epdWgUs.exe

        • Path C:\Windows\System\epdWgUs.exe
        • Size 5.9MB
        • SHA256 a9215201b4a3e078e5aa81d02048748c65ceef0b798cb0efa6bf9c1ad2db2725
        • MD5 SHA1 SHA512 SSDEEP

        knVZYNm.exe

        • Path C:\Windows\System\knVZYNm.exe
        • Size 5.9MB
        • SHA256 0fb6f133bfb48491c77688db1c42d6037879c27fba54688a5e9968b71d97fa88
        • MD5 SHA1 SHA512 SSDEEP

        mXxiaQk.exe

        • Path C:\Windows\System\mXxiaQk.exe
        • Size 5.9MB
        • SHA256 595153710737b107cc8d08a7b03773d580149b2fd4353bc60ab35d7f82d3bb76
        • MD5 SHA1 SHA512 SSDEEP

        nYbmntG.exe

        • Path C:\Windows\System\nYbmntG.exe
        • Size 5.9MB
        • SHA256 bb754751495360904166521f045661caa95b6d101a259c62296f5614e77f0337
        • MD5 SHA1 SHA512 SSDEEP

        odgCNpa.exe

        • Path C:\Windows\System\odgCNpa.exe
        • Size 5.9MB
        • SHA256 a5e99aefd0f2b96b398eaf400d039ea4d4fc6ae424c96675c71fb5e88bf3d48a
        • MD5 SHA1 SHA512 SSDEEP

        qmiRLaA.exe

        • Path C:\Windows\System\qmiRLaA.exe
        • Size 5.9MB
        • SHA256 c49644b350e28feeaa952abb5fa655abd16c86ad9aca9c3c8adc64bc6fe194c9
        • MD5 SHA1 SHA512 SSDEEP

        raOvBev.exe

        • Path C:\Windows\System\raOvBev.exe
        • Size 5.9MB
        • SHA256 4564e578b458d13afa9ff5a70c7b33372fbe60530971eb09c976c7c543f2ab2c
        • MD5 SHA1 SHA512 SSDEEP

        uixCkSD.exe

        • Path C:\Windows\System\uixCkSD.exe
        • Size 5.9MB
        • SHA256 add5b33ca3fc4999f44603535c5293b0b91e07fe51257baa6a1fb59f8c6667cc
        • MD5 SHA1 SHA512 SSDEEP

        vLiaSrd.exe

        • Path C:\Windows\System\vLiaSrd.exe
        • Size 5.9MB
        • SHA256 a8d2c0bd80a39a0a4ec5fd84e947342c7f88d091cd7d97e7cf98f76ec42e1243
        • MD5 SHA1 SHA512 SSDEEP

        vpXhHbE.exe

        • Path C:\Windows\System\vpXhHbE.exe
        • Size 5.9MB
        • SHA256 da039db718904083eaa76d365063ba07964d2f928208c9a95a7cccd9b6aa58b3
        • MD5 SHA1 SHA512 SSDEEP

        xEhawcY.exe

        • Path C:\Windows\System\xEhawcY.exe
        • Size 5.9MB
        • SHA256 a10a366a6ed8812e9aa7355e189a43b0ae394d3942994de153887da7f3352079
        • MD5 SHA1 SHA512 SSDEEP

        ymsifIU.exe

        • Path C:\Windows\System\ymsifIU.exe
        • Size 5.9MB
        • SHA256 4f9c367cce32a77c77040c1d38e02982735c6a8aaf13792bfa34e51d3e7a3e51
        • MD5 SHA1 SHA512 SSDEEP

        memory/548-107-0x00007FF653940000-0x00007FF653C94000-memory.dmp

        memory/548-151-0x00007FF653940000-0x00007FF653C94000-memory.dmp

        memory/560-154-0x00007FF6A3F00000-0x00007FF6A4254000-memory.dmp

        memory/560-124-0x00007FF6A3F00000-0x00007FF6A4254000-memory.dmp

        memory/1276-26-0x00007FF71AB10000-0x00007FF71AE64000-memory.dmp

        memory/1276-139-0x00007FF71AB10000-0x00007FF71AE64000-memory.dmp

        memory/1528-95-0x00007FF7CDB30000-0x00007FF7CDE84000-memory.dmp

        memory/1528-150-0x00007FF7CDB30000-0x00007FF7CDE84000-memory.dmp

        memory/2192-133-0x00007FF760070000-0x00007FF7603C4000-memory.dmp

        memory/2192-155-0x00007FF760070000-0x00007FF7603C4000-memory.dmp

        memory/2384-156-0x00007FF614EC0000-0x00007FF615214000-memory.dmp

        memory/2384-134-0x00007FF614EC0000-0x00007FF615214000-memory.dmp

        memory/2788-63-0x00007FF69DFF0000-0x00007FF69E344000-memory.dmp

        memory/2788-145-0x00007FF69DFF0000-0x00007FF69E344000-memory.dmp

        memory/2868-110-0x00007FF68CBA0000-0x00007FF68CEF4000-memory.dmp

        memory/2868-152-0x00007FF68CBA0000-0x00007FF68CEF4000-memory.dmp

        memory/3108-146-0x00007FF7B0370000-0x00007FF7B06C4000-memory.dmp

        memory/3108-76-0x00007FF7B0370000-0x00007FF7B06C4000-memory.dmp

        memory/3400-1-0x00000271716E0000-0x00000271716F0000-memory.dmp

        memory/3400-62-0x00007FF63F740000-0x00007FF63FA94000-memory.dmp

        memory/3400-0-0x00007FF63F740000-0x00007FF63FA94000-memory.dmp

        memory/3580-30-0x00007FF75B4F0000-0x00007FF75B844000-memory.dmp

        memory/3580-140-0x00007FF75B4F0000-0x00007FF75B844000-memory.dmp

        memory/3580-101-0x00007FF75B4F0000-0x00007FF75B844000-memory.dmp

        memory/3920-108-0x00007FF7B5DF0000-0x00007FF7B6144000-memory.dmp

        memory/3920-141-0x00007FF7B5DF0000-0x00007FF7B6144000-memory.dmp

        memory/3920-36-0x00007FF7B5DF0000-0x00007FF7B6144000-memory.dmp

        memory/4004-149-0x00007FF7A80A0000-0x00007FF7A83F4000-memory.dmp

        memory/4004-83-0x00007FF7A80A0000-0x00007FF7A83F4000-memory.dmp

        memory/4004-135-0x00007FF7A80A0000-0x00007FF7A83F4000-memory.dmp

        memory/4340-8-0x00007FF620DD0000-0x00007FF621124000-memory.dmp

        memory/4340-74-0x00007FF620DD0000-0x00007FF621124000-memory.dmp

        memory/4340-136-0x00007FF620DD0000-0x00007FF621124000-memory.dmp

        memory/4432-137-0x00007FF6961F0000-0x00007FF696544000-memory.dmp

        memory/4432-80-0x00007FF6961F0000-0x00007FF696544000-memory.dmp

        memory/4432-13-0x00007FF6961F0000-0x00007FF696544000-memory.dmp

        memory/4620-20-0x00007FF66A4F0000-0x00007FF66A844000-memory.dmp

        memory/4620-138-0x00007FF66A4F0000-0x00007FF66A844000-memory.dmp

        memory/4744-40-0x00007FF64A560000-0x00007FF64A8B4000-memory.dmp

        memory/4744-115-0x00007FF64A560000-0x00007FF64A8B4000-memory.dmp

        memory/4744-143-0x00007FF64A560000-0x00007FF64A8B4000-memory.dmp

        memory/4756-142-0x00007FF6DEAE0000-0x00007FF6DEE34000-memory.dmp

        memory/4756-50-0x00007FF6DEAE0000-0x00007FF6DEE34000-memory.dmp

        memory/4888-89-0x00007FF773BF0000-0x00007FF773F44000-memory.dmp

        memory/4888-148-0x00007FF773BF0000-0x00007FF773F44000-memory.dmp

        memory/4984-54-0x00007FF71DC50000-0x00007FF71DFA4000-memory.dmp

        memory/4984-132-0x00007FF71DC50000-0x00007FF71DFA4000-memory.dmp

        memory/4984-144-0x00007FF71DC50000-0x00007FF71DFA4000-memory.dmp

        memory/5100-147-0x00007FF7577E0000-0x00007FF757B34000-memory.dmp

        memory/5100-75-0x00007FF7577E0000-0x00007FF757B34000-memory.dmp

        memory/5116-153-0x00007FF6EE300000-0x00007FF6EE654000-memory.dmp

        memory/5116-116-0x00007FF6EE300000-0x00007FF6EE654000-memory.dmp