Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31/05/2024, 16:03

General

  • Target
    2024-05-31_e6c7967425730e449f6f85bb1e0ad716_cobalt-strike_cobaltstrike.exe
  • Size 5.9MB
  • Sample240531-thp59add7v
  • SHA256 2e4185a0f5b0b647941a3647ecf94f8124debc2b89f292ccb3ea45cc2bd41349
  • 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_e6c7967425730e449f6f85bb1e0ad716_cobalt-strike_cobaltstrike.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-05-31_e6c7967425730e449f6f85bb1e0ad716_cobalt-strike_cobaltstrike.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4256
    • C:\Windows\System\VMjzePD.exe
      C:\Windows\System\VMjzePD.exe
      2⤵
      • Executes dropped EXE
      PID:4732
    • C:\Windows\System\UfUnrfq.exe
      C:\Windows\System\UfUnrfq.exe
      2⤵
      • Executes dropped EXE
      PID:2996
    • C:\Windows\System\qFnVYNZ.exe
      C:\Windows\System\qFnVYNZ.exe
      2⤵
      • Executes dropped EXE
      PID:3216
    • C:\Windows\System\UNEhvkb.exe
      C:\Windows\System\UNEhvkb.exe
      2⤵
      • Executes dropped EXE
      PID:1340
    • C:\Windows\System\oyhWOnT.exe
      C:\Windows\System\oyhWOnT.exe
      2⤵
      • Executes dropped EXE
      PID:452
    • C:\Windows\System\gNOUfZX.exe
      C:\Windows\System\gNOUfZX.exe
      2⤵
      • Executes dropped EXE
      PID:4144
    • C:\Windows\System\ecRnTHM.exe
      C:\Windows\System\ecRnTHM.exe
      2⤵
      • Executes dropped EXE
      PID:4780
    • C:\Windows\System\aLZCyif.exe
      C:\Windows\System\aLZCyif.exe
      2⤵
      • Executes dropped EXE
      PID:2480
    • C:\Windows\System\bxgrHuR.exe
      C:\Windows\System\bxgrHuR.exe
      2⤵
      • Executes dropped EXE
      PID:2036
    • C:\Windows\System\WdwRrWe.exe
      C:\Windows\System\WdwRrWe.exe
      2⤵
      • Executes dropped EXE
      PID:692
    • C:\Windows\System\dWyCwIb.exe
      C:\Windows\System\dWyCwIb.exe
      2⤵
      • Executes dropped EXE
      PID:4344
    • C:\Windows\System\kuZyvOr.exe
      C:\Windows\System\kuZyvOr.exe
      2⤵
      • Executes dropped EXE
      PID:4960
    • C:\Windows\System\VYNCTZm.exe
      C:\Windows\System\VYNCTZm.exe
      2⤵
      • Executes dropped EXE
      PID:4748
    • C:\Windows\System\vboWUFg.exe
      C:\Windows\System\vboWUFg.exe
      2⤵
      • Executes dropped EXE
      PID:3772
    • C:\Windows\System\wKjkomp.exe
      C:\Windows\System\wKjkomp.exe
      2⤵
      • Executes dropped EXE
      PID:1072
    • C:\Windows\System\SfhzodF.exe
      C:\Windows\System\SfhzodF.exe
      2⤵
      • Executes dropped EXE
      PID:2368
    • C:\Windows\System\ljbRdwy.exe
      C:\Windows\System\ljbRdwy.exe
      2⤵
      • Executes dropped EXE
      PID:4244
    • C:\Windows\System\QnSYHJb.exe
      C:\Windows\System\QnSYHJb.exe
      2⤵
      • Executes dropped EXE
      PID:2828
    • C:\Windows\System\TOEnpnF.exe
      C:\Windows\System\TOEnpnF.exe
      2⤵
      • Executes dropped EXE
      PID:5016
    • C:\Windows\System\mgPaxVT.exe
      C:\Windows\System\mgPaxVT.exe
      2⤵
      • Executes dropped EXE
      PID:3756
    • C:\Windows\System\ppVXmPy.exe
      C:\Windows\System\ppVXmPy.exe
      2⤵
      • Executes dropped EXE
      PID:2924

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        QnSYHJb.exe

        • Path C:\Windows\System\QnSYHJb.exe
        • Size 5.9MB
        • SHA256 5142f66a45f845572eea2640951b835a3e69a89fddcde729d6e741c020290d3d
        • MD5 SHA1 SHA512 SSDEEP

        SfhzodF.exe

        • Path C:\Windows\System\SfhzodF.exe
        • Size 5.9MB
        • SHA256 09cd207c4a3e41fdf32b0c0d4c6826e69dc6f89feaed9ba703a23baa75389b24
        • MD5 SHA1 SHA512 SSDEEP

        TOEnpnF.exe

        • Path C:\Windows\System\TOEnpnF.exe
        • Size 5.9MB
        • SHA256 4bd2fc1423c911853ca9ac9f48939b7cf7a80d8585d4802154b21a0f5bdd24a1
        • MD5 SHA1 SHA512 SSDEEP

        UNEhvkb.exe

        • Path C:\Windows\System\UNEhvkb.exe
        • Size 5.9MB
        • SHA256 036534f10430f91cb86a8f3a8afb70920edc17e76c6c965a1c211cdbb83ae494
        • MD5 SHA1 SHA512 SSDEEP

        UfUnrfq.exe

        • Path C:\Windows\System\UfUnrfq.exe
        • Size 5.9MB
        • SHA256 a8b62492a23bc9e8783e751ec7da469abf7cf51eef673ceed17e19939832b923
        • MD5 SHA1 SHA512 SSDEEP

        VMjzePD.exe

        • Path C:\Windows\System\VMjzePD.exe
        • Size 5.9MB
        • SHA256 4df7b37b8877cf99155838ca8d099f6b29426d4f4046baebf4defd826be99023
        • MD5 SHA1 SHA512 SSDEEP

        VYNCTZm.exe

        • Path C:\Windows\System\VYNCTZm.exe
        • Size 5.9MB
        • SHA256 d3db0edf509093c3c682c4b4852bd2f2560437ff4a48cfa12cbe2d4cfd5a4cdc
        • MD5 SHA1 SHA512 SSDEEP

        WdwRrWe.exe

        • Path C:\Windows\System\WdwRrWe.exe
        • Size 5.9MB
        • SHA256 f62b4281003c73e5134c66fd78a6390dbd4527f0d31dc9a7314c8f982678fc2d
        • MD5 SHA1 SHA512 SSDEEP

        aLZCyif.exe

        • Path C:\Windows\System\aLZCyif.exe
        • Size 5.9MB
        • SHA256 fdb7eee89511eec8d568dc439cfa215506e2c42e1803b28c3af7716bbdc797b1
        • MD5 SHA1 SHA512 SSDEEP

        bxgrHuR.exe

        • Path C:\Windows\System\bxgrHuR.exe
        • Size 5.9MB
        • SHA256 68360e1af37e0eb097eb625fbd05772f28fc019e6e38f7e0c5f6900509c8fd91
        • MD5 SHA1 SHA512 SSDEEP

        dWyCwIb.exe

        • Path C:\Windows\System\dWyCwIb.exe
        • Size 5.9MB
        • SHA256 e26d5ed9339fc05ef750bb443ed3b59b4951edce3358b5d10f163a7f1a4e870b
        • MD5 SHA1 SHA512 SSDEEP

        ecRnTHM.exe

        • Path C:\Windows\System\ecRnTHM.exe
        • Size 5.9MB
        • SHA256 14f921be09f34f44fdf1977ae7bcf64d396761c9bbfd24ad1f3d498971663a11
        • MD5 SHA1 SHA512 SSDEEP

        gNOUfZX.exe

        • Path C:\Windows\System\gNOUfZX.exe
        • Size 5.9MB
        • SHA256 89dc8f1e6de91777fc7ce378bf98a5071dc99fd752ffc25777e6d2ac77a01a27
        • MD5 SHA1 SHA512 SSDEEP

        kuZyvOr.exe

        • Path C:\Windows\System\kuZyvOr.exe
        • Size 5.9MB
        • SHA256 0c9d7fe85b6483195ad4cbd5ce96203d1ab6763cffe0d49b5efd798c7116d6ec
        • MD5 SHA1 SHA512 SSDEEP

        ljbRdwy.exe

        • Path C:\Windows\System\ljbRdwy.exe
        • Size 5.9MB
        • SHA256 e5063d5aaae9ce121b4a6387a1fea0231481a9898cbf5d90702e4f7cdc1be9d5
        • MD5 SHA1 SHA512 SSDEEP

        mgPaxVT.exe

        • Path C:\Windows\System\mgPaxVT.exe
        • Size 5.9MB
        • SHA256 06bfc6449a8d770651a423acbb64d34b1e05e18d3212e64049fcdb2e7cf82696
        • MD5 SHA1 SHA512 SSDEEP

        oyhWOnT.exe

        • Path C:\Windows\System\oyhWOnT.exe
        • Size 5.9MB
        • SHA256 95f27b086c7ac1695b8950cbb419389340435e880e6b0ba828c6f161ef7146d1
        • MD5 SHA1 SHA512 SSDEEP

        ppVXmPy.exe

        • Path C:\Windows\System\ppVXmPy.exe
        • Size 5.9MB
        • SHA256 4a0ce9e55bcacbd27d74e104d7b2ccd6d917a5e0d829519a2b20b912ebd22591
        • MD5 SHA1 SHA512 SSDEEP

        qFnVYNZ.exe

        • Path C:\Windows\System\qFnVYNZ.exe
        • Size 5.9MB
        • SHA256 08e0992efde51e070492e7131be85fd93cd40a8a50a607aad128eb200411469e
        • MD5 SHA1 SHA512 SSDEEP

        vboWUFg.exe

        • Path C:\Windows\System\vboWUFg.exe
        • Size 5.9MB
        • SHA256 5acbced9d74eb3d476e2ca91a6c5d86cbc85952a6c790e4a9c0ae8b50d30897a
        • MD5 SHA1 SHA512 SSDEEP

        wKjkomp.exe

        • Path C:\Windows\System\wKjkomp.exe
        • Size 5.9MB
        • SHA256 8f59f23f10cdf5c974a94ee4b1c9fe6d35f3c8f8db63f6a3c880e057a901551d
        • MD5 SHA1 SHA512 SSDEEP

        memory/452-146-0x00007FF7A2350000-0x00007FF7A26A4000-memory.dmp

        memory/452-32-0x00007FF7A2350000-0x00007FF7A26A4000-memory.dmp

        memory/692-63-0x00007FF68F4E0000-0x00007FF68F834000-memory.dmp

        memory/692-151-0x00007FF68F4E0000-0x00007FF68F834000-memory.dmp

        memory/1072-97-0x00007FF668ED0000-0x00007FF669224000-memory.dmp

        memory/1072-137-0x00007FF668ED0000-0x00007FF669224000-memory.dmp

        memory/1072-157-0x00007FF668ED0000-0x00007FF669224000-memory.dmp

        memory/1340-144-0x00007FF6C2CC0000-0x00007FF6C3014000-memory.dmp

        memory/1340-26-0x00007FF6C2CC0000-0x00007FF6C3014000-memory.dmp

        memory/2036-127-0x00007FF7574D0000-0x00007FF757824000-memory.dmp

        memory/2036-56-0x00007FF7574D0000-0x00007FF757824000-memory.dmp

        memory/2036-150-0x00007FF7574D0000-0x00007FF757824000-memory.dmp

        memory/2368-138-0x00007FF6BA250000-0x00007FF6BA5A4000-memory.dmp

        memory/2368-156-0x00007FF6BA250000-0x00007FF6BA5A4000-memory.dmp

        memory/2368-102-0x00007FF6BA250000-0x00007FF6BA5A4000-memory.dmp

        memory/2480-149-0x00007FF7F8040000-0x00007FF7F8394000-memory.dmp

        memory/2480-50-0x00007FF7F8040000-0x00007FF7F8394000-memory.dmp

        memory/2828-140-0x00007FF7681C0000-0x00007FF768514000-memory.dmp

        memory/2828-122-0x00007FF7681C0000-0x00007FF768514000-memory.dmp

        memory/2828-160-0x00007FF7681C0000-0x00007FF768514000-memory.dmp

        memory/2924-162-0x00007FF6AF630000-0x00007FF6AF984000-memory.dmp

        memory/2924-134-0x00007FF6AF630000-0x00007FF6AF984000-memory.dmp

        memory/2996-73-0x00007FF67A570000-0x00007FF67A8C4000-memory.dmp

        memory/2996-16-0x00007FF67A570000-0x00007FF67A8C4000-memory.dmp

        memory/2996-142-0x00007FF67A570000-0x00007FF67A8C4000-memory.dmp

        memory/3216-145-0x00007FF66D0A0000-0x00007FF66D3F4000-memory.dmp

        memory/3216-83-0x00007FF66D0A0000-0x00007FF66D3F4000-memory.dmp

        memory/3216-20-0x00007FF66D0A0000-0x00007FF66D3F4000-memory.dmp

        memory/3756-141-0x00007FF6ECCF0000-0x00007FF6ED044000-memory.dmp

        memory/3756-161-0x00007FF6ECCF0000-0x00007FF6ED044000-memory.dmp

        memory/3756-126-0x00007FF6ECCF0000-0x00007FF6ED044000-memory.dmp

        memory/3772-136-0x00007FF7C20B0000-0x00007FF7C2404000-memory.dmp

        memory/3772-88-0x00007FF7C20B0000-0x00007FF7C2404000-memory.dmp

        memory/3772-155-0x00007FF7C20B0000-0x00007FF7C2404000-memory.dmp

        memory/4144-36-0x00007FF78EFC0000-0x00007FF78F314000-memory.dmp

        memory/4144-147-0x00007FF78EFC0000-0x00007FF78F314000-memory.dmp

        memory/4144-101-0x00007FF78EFC0000-0x00007FF78F314000-memory.dmp

        memory/4244-139-0x00007FF7387C0000-0x00007FF738B14000-memory.dmp

        memory/4244-116-0x00007FF7387C0000-0x00007FF738B14000-memory.dmp

        memory/4244-158-0x00007FF7387C0000-0x00007FF738B14000-memory.dmp

        memory/4256-1-0x000001A1F3720000-0x000001A1F3730000-memory.dmp

        memory/4256-62-0x00007FF7DCC40000-0x00007FF7DCF94000-memory.dmp

        memory/4256-0-0x00007FF7DCC40000-0x00007FF7DCF94000-memory.dmp

        memory/4344-152-0x00007FF70D300000-0x00007FF70D654000-memory.dmp

        memory/4344-72-0x00007FF70D300000-0x00007FF70D654000-memory.dmp

        memory/4732-6-0x00007FF688D10000-0x00007FF689064000-memory.dmp

        memory/4732-143-0x00007FF688D10000-0x00007FF689064000-memory.dmp

        memory/4732-69-0x00007FF688D10000-0x00007FF689064000-memory.dmp

        memory/4748-84-0x00007FF7D9EF0000-0x00007FF7DA244000-memory.dmp

        memory/4748-154-0x00007FF7D9EF0000-0x00007FF7DA244000-memory.dmp

        memory/4780-148-0x00007FF6116D0000-0x00007FF611A24000-memory.dmp

        memory/4780-42-0x00007FF6116D0000-0x00007FF611A24000-memory.dmp

        memory/4780-111-0x00007FF6116D0000-0x00007FF611A24000-memory.dmp

        memory/4960-153-0x00007FF7A0E40000-0x00007FF7A1194000-memory.dmp

        memory/4960-135-0x00007FF7A0E40000-0x00007FF7A1194000-memory.dmp

        memory/4960-74-0x00007FF7A0E40000-0x00007FF7A1194000-memory.dmp

        memory/5016-159-0x00007FF71C610000-0x00007FF71C964000-memory.dmp

        memory/5016-125-0x00007FF71C610000-0x00007FF71C964000-memory.dmp