Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/06/2024, 06:31

General

  • Target
    2024-06-01_6aa4ae98d5455cbab222b218a441a11f_cobalt-strike_cobaltstrike.exe
  • Size 5.9MB
  • Sample240601-g999aade35
  • SHA256 0a15b947e4ed61d9423c4b12dffacdcc9a8986ab81bde3c5c5139492f7dee13c
  • 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_6aa4ae98d5455cbab222b218a441a11f_cobalt-strike_cobaltstrike.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-06-01_6aa4ae98d5455cbab222b218a441a11f_cobalt-strike_cobaltstrike.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4764
    • C:\Windows\System\JahaOkI.exe
      C:\Windows\System\JahaOkI.exe
      2⤵
      • Executes dropped EXE
      PID:3160
    • C:\Windows\System\ZcaFgiW.exe
      C:\Windows\System\ZcaFgiW.exe
      2⤵
      • Executes dropped EXE
      PID:5080
    • C:\Windows\System\wUzEtMG.exe
      C:\Windows\System\wUzEtMG.exe
      2⤵
      • Executes dropped EXE
      PID:2448
    • C:\Windows\System\KcDSOiP.exe
      C:\Windows\System\KcDSOiP.exe
      2⤵
      • Executes dropped EXE
      PID:1892
    • C:\Windows\System\gvvUQVy.exe
      C:\Windows\System\gvvUQVy.exe
      2⤵
      • Executes dropped EXE
      PID:2208
    • C:\Windows\System\ykbJimy.exe
      C:\Windows\System\ykbJimy.exe
      2⤵
      • Executes dropped EXE
      PID:3292
    • C:\Windows\System\VDdWFHB.exe
      C:\Windows\System\VDdWFHB.exe
      2⤵
      • Executes dropped EXE
      PID:1688
    • C:\Windows\System\qUmItfs.exe
      C:\Windows\System\qUmItfs.exe
      2⤵
      • Executes dropped EXE
      PID:3668
    • C:\Windows\System\FQosnjc.exe
      C:\Windows\System\FQosnjc.exe
      2⤵
      • Executes dropped EXE
      PID:1476
    • C:\Windows\System\oeLsNog.exe
      C:\Windows\System\oeLsNog.exe
      2⤵
      • Executes dropped EXE
      PID:4488
    • C:\Windows\System\zmVlLEo.exe
      C:\Windows\System\zmVlLEo.exe
      2⤵
      • Executes dropped EXE
      PID:3088
    • C:\Windows\System\PKnkIjk.exe
      C:\Windows\System\PKnkIjk.exe
      2⤵
      • Executes dropped EXE
      PID:4616
    • C:\Windows\System\cDlNYVt.exe
      C:\Windows\System\cDlNYVt.exe
      2⤵
      • Executes dropped EXE
      PID:880
    • C:\Windows\System\WdEIEhz.exe
      C:\Windows\System\WdEIEhz.exe
      2⤵
      • Executes dropped EXE
      PID:1544
    • C:\Windows\System\WFIzFet.exe
      C:\Windows\System\WFIzFet.exe
      2⤵
      • Executes dropped EXE
      PID:2944
    • C:\Windows\System\tiKQgZu.exe
      C:\Windows\System\tiKQgZu.exe
      2⤵
      • Executes dropped EXE
      PID:4848
    • C:\Windows\System\VPbHtce.exe
      C:\Windows\System\VPbHtce.exe
      2⤵
      • Executes dropped EXE
      PID:1468
    • C:\Windows\System\JvmozBk.exe
      C:\Windows\System\JvmozBk.exe
      2⤵
      • Executes dropped EXE
      PID:4552
    • C:\Windows\System\uWaloaR.exe
      C:\Windows\System\uWaloaR.exe
      2⤵
      • Executes dropped EXE
      PID:2912
    • C:\Windows\System\gLZrYvN.exe
      C:\Windows\System\gLZrYvN.exe
      2⤵
      • Executes dropped EXE
      PID:4020
    • C:\Windows\System\sCfgwVG.exe
      C:\Windows\System\sCfgwVG.exe
      2⤵
      • Executes dropped EXE
      PID:4432

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        FQosnjc.exe

        • Path C:\Windows\System\FQosnjc.exe
        • Size 5.9MB
        • SHA256 42aeb914469ad8d15811a8df2f31a0e15ca81401bacd1eedfdbbff991a2a980d
        • MD5 SHA1 SHA512 SSDEEP

        JahaOkI.exe

        • Path C:\Windows\System\JahaOkI.exe
        • Size 5.9MB
        • SHA256 875cacf25c146eed5259e728f0bf5a8fb9eea7708ace32587dfaf482ec540137
        • MD5 SHA1 SHA512 SSDEEP

        JvmozBk.exe

        • Path C:\Windows\System\JvmozBk.exe
        • Size 5.9MB
        • SHA256 59a542e3259ae6019f3b55092dd16f54b9cb173330aed252d896f6d4c059deb5
        • MD5 SHA1 SHA512 SSDEEP

        KcDSOiP.exe

        • Path C:\Windows\System\KcDSOiP.exe
        • Size 5.9MB
        • SHA256 a1e01530af30bb1df66f0a6e922ee24799d9fa44c15ec3b922c0dfc4d3ae5f78
        • MD5 SHA1 SHA512 SSDEEP

        PKnkIjk.exe

        • Path C:\Windows\System\PKnkIjk.exe
        • Size 5.9MB
        • SHA256 c42e3c62a3de8ebe85238fa86086e55a0e0dd0f40ccb324a5300800076ef7c17
        • MD5 SHA1 SHA512 SSDEEP

        VDdWFHB.exe

        • Path C:\Windows\System\VDdWFHB.exe
        • Size 5.9MB
        • SHA256 ba6f9fb25305cf4b102adfc7d90bed4cb0b51d3ab570aa4de4e9a590bcb23ab6
        • MD5 SHA1 SHA512 SSDEEP

        VPbHtce.exe

        • Path C:\Windows\System\VPbHtce.exe
        • Size 5.9MB
        • SHA256 7921555d17a77adeb0f43712db83cbe80aae1985eaba3e67ea16ea973a07cc1a
        • MD5 SHA1 SHA512 SSDEEP

        WFIzFet.exe

        • Path C:\Windows\System\WFIzFet.exe
        • Size 5.9MB
        • SHA256 373843b1d51a1f0a6a6306bd30a480eb34089a2d7c0c91cecd4a373aeb3e8353
        • MD5 SHA1 SHA512 SSDEEP

        WdEIEhz.exe

        • Path C:\Windows\System\WdEIEhz.exe
        • Size 5.9MB
        • SHA256 d7b9df5107a9b01372664df492b5962d38b46f103f2fae6687e0dfea56cc1984
        • MD5 SHA1 SHA512 SSDEEP

        ZcaFgiW.exe

        • Path C:\Windows\System\ZcaFgiW.exe
        • Size 5.9MB
        • SHA256 4a5a4eb715fe761daa382abfd6ff114df736a3204ecd731f51658988ea847ce1
        • MD5 SHA1 SHA512 SSDEEP

        cDlNYVt.exe

        • Path C:\Windows\System\cDlNYVt.exe
        • Size 5.9MB
        • SHA256 ec7b99c490fe6f9ba3a1f774b927cbdcb259d8b5ef0f359f11760755eb66a8e4
        • MD5 SHA1 SHA512 SSDEEP

        gLZrYvN.exe

        • Path C:\Windows\System\gLZrYvN.exe
        • Size 5.9MB
        • SHA256 de76ba0e58be9b71ccd2b981062fe3cd14f1c9dc337324e4eee406edb192818a
        • MD5 SHA1 SHA512 SSDEEP

        gvvUQVy.exe

        • Path C:\Windows\System\gvvUQVy.exe
        • Size 5.9MB
        • SHA256 fd082fa0dcff1c9ab8165ea1c9a018fa8e5d166dfeff9c03251e012d44643946
        • MD5 SHA1 SHA512 SSDEEP

        oeLsNog.exe

        • Path C:\Windows\System\oeLsNog.exe
        • Size 5.9MB
        • SHA256 4d7b418d78f9079a436031e117e04d5e5a250c5420369d2775685514f4611bb3
        • MD5 SHA1 SHA512 SSDEEP

        qUmItfs.exe

        • Path C:\Windows\System\qUmItfs.exe
        • Size 5.9MB
        • SHA256 d30d972300b7a9c68f7feebea136e3f8dd377e3a2b978ea611a0574a1a0691f7
        • MD5 SHA1 SHA512 SSDEEP

        sCfgwVG.exe

        • Path C:\Windows\System\sCfgwVG.exe
        • Size 5.9MB
        • SHA256 2ebb70c285429b8d55b971f5dcfd073f7c6e588023da6ba8526cb8104d78221c
        • MD5 SHA1 SHA512 SSDEEP

        tiKQgZu.exe

        • Path C:\Windows\System\tiKQgZu.exe
        • Size 5.9MB
        • SHA256 2521b2d195c230e3cd91150a5193e12419b68ed06868df0d8c3329225f52107e
        • MD5 SHA1 SHA512 SSDEEP

        uWaloaR.exe

        • Path C:\Windows\System\uWaloaR.exe
        • Size 5.9MB
        • SHA256 73f27f943afc011adc5ea09a65ce152ee1e515dffd20a89eae1ccb6ff44eac14
        • MD5 SHA1 SHA512 SSDEEP

        wUzEtMG.exe

        • Path C:\Windows\System\wUzEtMG.exe
        • Size 5.9MB
        • SHA256 afb745220aa93071dd830a6145951a4b65afefbb6625ea8290a4a35384be30bc
        • MD5 SHA1 SHA512 SSDEEP

        ykbJimy.exe

        • Path C:\Windows\System\ykbJimy.exe
        • Size 5.9MB
        • SHA256 446ce9e02f8259ae7387e5472fbb7ad6aebc85ca793560ba5cedfdd2aeb1068b
        • MD5 SHA1 SHA512 SSDEEP

        zmVlLEo.exe

        • Path C:\Windows\System\zmVlLEo.exe
        • Size 5.9MB
        • SHA256 a9d0b277a410b6183d42b49ace742cdb0dfb7b3db2778d537e7a20980aa6cf66
        • MD5 SHA1 SHA512 SSDEEP

        memory/880-93-0x00007FF687CF0000-0x00007FF688044000-memory.dmp

        memory/880-151-0x00007FF687CF0000-0x00007FF688044000-memory.dmp

        memory/1468-155-0x00007FF620440000-0x00007FF620794000-memory.dmp

        memory/1468-136-0x00007FF620440000-0x00007FF620794000-memory.dmp

        memory/1468-107-0x00007FF620440000-0x00007FF620794000-memory.dmp

        memory/1476-133-0x00007FF6485A0000-0x00007FF6488F4000-memory.dmp

        memory/1476-56-0x00007FF6485A0000-0x00007FF6488F4000-memory.dmp

        memory/1476-147-0x00007FF6485A0000-0x00007FF6488F4000-memory.dmp

        memory/1544-94-0x00007FF62D410000-0x00007FF62D764000-memory.dmp

        memory/1544-152-0x00007FF62D410000-0x00007FF62D764000-memory.dmp

        memory/1688-145-0x00007FF6841A0000-0x00007FF6844F4000-memory.dmp

        memory/1688-44-0x00007FF6841A0000-0x00007FF6844F4000-memory.dmp

        memory/1892-26-0x00007FF62D3C0000-0x00007FF62D714000-memory.dmp

        memory/1892-142-0x00007FF62D3C0000-0x00007FF62D714000-memory.dmp

        memory/2208-113-0x00007FF658FB0000-0x00007FF659304000-memory.dmp

        memory/2208-144-0x00007FF658FB0000-0x00007FF659304000-memory.dmp

        memory/2208-30-0x00007FF658FB0000-0x00007FF659304000-memory.dmp

        memory/2448-20-0x00007FF701D70000-0x00007FF7020C4000-memory.dmp

        memory/2448-139-0x00007FF701D70000-0x00007FF7020C4000-memory.dmp

        memory/2912-117-0x00007FF72EAF0000-0x00007FF72EE44000-memory.dmp

        memory/2912-141-0x00007FF72EAF0000-0x00007FF72EE44000-memory.dmp

        memory/2912-156-0x00007FF72EAF0000-0x00007FF72EE44000-memory.dmp

        memory/2944-153-0x00007FF625400000-0x00007FF625754000-memory.dmp

        memory/2944-95-0x00007FF625400000-0x00007FF625754000-memory.dmp

        memory/3088-149-0x00007FF602E00000-0x00007FF603154000-memory.dmp

        memory/3088-134-0x00007FF602E00000-0x00007FF603154000-memory.dmp

        memory/3088-69-0x00007FF602E00000-0x00007FF603154000-memory.dmp

        memory/3160-6-0x00007FF792A20000-0x00007FF792D74000-memory.dmp

        memory/3160-137-0x00007FF792A20000-0x00007FF792D74000-memory.dmp

        memory/3160-67-0x00007FF792A20000-0x00007FF792D74000-memory.dmp

        memory/3292-34-0x00007FF79BA50000-0x00007FF79BDA4000-memory.dmp

        memory/3292-130-0x00007FF79BA50000-0x00007FF79BDA4000-memory.dmp

        memory/3292-143-0x00007FF79BA50000-0x00007FF79BDA4000-memory.dmp

        memory/3668-51-0x00007FF6D18B0000-0x00007FF6D1C04000-memory.dmp

        memory/3668-146-0x00007FF6D18B0000-0x00007FF6D1C04000-memory.dmp

        memory/4020-158-0x00007FF6A30F0000-0x00007FF6A3444000-memory.dmp

        memory/4020-131-0x00007FF6A30F0000-0x00007FF6A3444000-memory.dmp

        memory/4432-157-0x00007FF624A20000-0x00007FF624D74000-memory.dmp

        memory/4432-132-0x00007FF624A20000-0x00007FF624D74000-memory.dmp

        memory/4488-65-0x00007FF7EE960000-0x00007FF7EECB4000-memory.dmp

        memory/4488-148-0x00007FF7EE960000-0x00007FF7EECB4000-memory.dmp

        memory/4552-159-0x00007FF7513E0000-0x00007FF751734000-memory.dmp

        memory/4552-140-0x00007FF7513E0000-0x00007FF751734000-memory.dmp

        memory/4552-116-0x00007FF7513E0000-0x00007FF751734000-memory.dmp

        memory/4616-90-0x00007FF6556D0000-0x00007FF655A24000-memory.dmp

        memory/4616-150-0x00007FF6556D0000-0x00007FF655A24000-memory.dmp

        memory/4764-62-0x00007FF672A70000-0x00007FF672DC4000-memory.dmp

        memory/4764-1-0x000001BEDD630000-0x000001BEDD640000-memory.dmp

        memory/4764-0-0x00007FF672A70000-0x00007FF672DC4000-memory.dmp

        memory/4848-154-0x00007FF75E6A0000-0x00007FF75E9F4000-memory.dmp

        memory/4848-101-0x00007FF75E6A0000-0x00007FF75E9F4000-memory.dmp

        memory/4848-135-0x00007FF75E6A0000-0x00007FF75E9F4000-memory.dmp

        memory/5080-12-0x00007FF6F2A60000-0x00007FF6F2DB4000-memory.dmp

        memory/5080-89-0x00007FF6F2A60000-0x00007FF6F2DB4000-memory.dmp

        memory/5080-138-0x00007FF6F2A60000-0x00007FF6F2DB4000-memory.dmp