Analysis

  • max time kernel
    148s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/07/2024, 19:51

General

  • Target
    2c01e07d12662e0eabab72a0aa8b042b3ee13fb951239eb30485daf8d7856a52.exe
  • Size 5.2MB
  • Sample240729-yk45eaxdmk
  • SHA256 2c01e07d12662e0eabab72a0aa8b042b3ee13fb951239eb30485daf8d7856a52
  • 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.

  • XMRig Miner payload 45 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\2c01e07d12662e0eabab72a0aa8b042b3ee13fb951239eb30485daf8d7856a52.exe
    "C:\Users\Admin\AppData\Local\Temp\2c01e07d12662e0eabab72a0aa8b042b3ee13fb951239eb30485daf8d7856a52.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4976
    • C:\Windows\System\DHyURUb.exe
      C:\Windows\System\DHyURUb.exe
      2⤵
      • Executes dropped EXE
      PID:1584
    • C:\Windows\System\dQsoWJd.exe
      C:\Windows\System\dQsoWJd.exe
      2⤵
      • Executes dropped EXE
      PID:3452
    • C:\Windows\System\SWrDaxZ.exe
      C:\Windows\System\SWrDaxZ.exe
      2⤵
      • Executes dropped EXE
      PID:208
    • C:\Windows\System\OyVnmxf.exe
      C:\Windows\System\OyVnmxf.exe
      2⤵
      • Executes dropped EXE
      PID:3808
    • C:\Windows\System\FOxPpsI.exe
      C:\Windows\System\FOxPpsI.exe
      2⤵
      • Executes dropped EXE
      PID:1760
    • C:\Windows\System\xYMZlap.exe
      C:\Windows\System\xYMZlap.exe
      2⤵
      • Executes dropped EXE
      PID:1724
    • C:\Windows\System\vTFQnhG.exe
      C:\Windows\System\vTFQnhG.exe
      2⤵
      • Executes dropped EXE
      PID:4956
    • C:\Windows\System\YKqKaHT.exe
      C:\Windows\System\YKqKaHT.exe
      2⤵
      • Executes dropped EXE
      PID:3080
    • C:\Windows\System\VITQKDN.exe
      C:\Windows\System\VITQKDN.exe
      2⤵
      • Executes dropped EXE
      PID:3120
    • C:\Windows\System\nBJCcYG.exe
      C:\Windows\System\nBJCcYG.exe
      2⤵
      • Executes dropped EXE
      PID:540
    • C:\Windows\System\NbfnjBi.exe
      C:\Windows\System\NbfnjBi.exe
      2⤵
      • Executes dropped EXE
      PID:3720
    • C:\Windows\System\MtNbJYP.exe
      C:\Windows\System\MtNbJYP.exe
      2⤵
      • Executes dropped EXE
      PID:1540
    • C:\Windows\System\ziEBDqA.exe
      C:\Windows\System\ziEBDqA.exe
      2⤵
      • Executes dropped EXE
      PID:1556
    • C:\Windows\System\TpUDLdB.exe
      C:\Windows\System\TpUDLdB.exe
      2⤵
      • Executes dropped EXE
      PID:1912
    • C:\Windows\System\dUslHCw.exe
      C:\Windows\System\dUslHCw.exe
      2⤵
      • Executes dropped EXE
      PID:1416
    • C:\Windows\System\pzEMQGv.exe
      C:\Windows\System\pzEMQGv.exe
      2⤵
      • Executes dropped EXE
      PID:1672
    • C:\Windows\System\PRZUDrj.exe
      C:\Windows\System\PRZUDrj.exe
      2⤵
      • Executes dropped EXE
      PID:3316
    • C:\Windows\System\EzwLcTB.exe
      C:\Windows\System\EzwLcTB.exe
      2⤵
      • Executes dropped EXE
      PID:4656
    • C:\Windows\System\erKWQQW.exe
      C:\Windows\System\erKWQQW.exe
      2⤵
      • Executes dropped EXE
      PID:3752
    • C:\Windows\System\nVVuAzG.exe
      C:\Windows\System\nVVuAzG.exe
      2⤵
      • Executes dropped EXE
      PID:2708
    • C:\Windows\System\lefznpw.exe
      C:\Windows\System\lefznpw.exe
      2⤵
      • Executes dropped EXE
      PID:4056

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        DHyURUb.exe

        • Path C:\Windows\System\DHyURUb.exe
        • Size 5.2MB
        • SHA256 fc7c617f2468c00ce33858854837b5aacac34ebbd0e9a5391c68b18b39769fc6
        • MD5 SHA1 SHA512 SSDEEP

        EzwLcTB.exe

        • Path C:\Windows\System\EzwLcTB.exe
        • Size 5.2MB
        • SHA256 2a6308bc52bfa4b4bcc7c833763a92c28bf83a4701882947f52ad5bb25f32aea
        • MD5 SHA1 SHA512 SSDEEP

        FOxPpsI.exe

        • Path C:\Windows\System\FOxPpsI.exe
        • Size 5.2MB
        • SHA256 20f34942a37d409fcbad25c5bb69cc2f42a768bcff0984f0871f8dce5db8deb4
        • MD5 SHA1 SHA512 SSDEEP

        MtNbJYP.exe

        • Path C:\Windows\System\MtNbJYP.exe
        • Size 5.2MB
        • SHA256 71908e0d4b4f923833b08c0703ca2da7793c38aecb71073e74b0cff5a1f4de5f
        • MD5 SHA1 SHA512 SSDEEP

        NbfnjBi.exe

        • Path C:\Windows\System\NbfnjBi.exe
        • Size 5.2MB
        • SHA256 e9583ca14535205bce612cbb3c0967656a7a761aa79729b27cf1970c7d4ff2f9
        • MD5 SHA1 SHA512 SSDEEP

        OyVnmxf.exe

        • Path C:\Windows\System\OyVnmxf.exe
        • Size 5.2MB
        • SHA256 9fee499607c42429b4f6960322bc66ce80a158930252090c46f5b7e86ed207dc
        • MD5 SHA1 SHA512 SSDEEP

        PRZUDrj.exe

        • Path C:\Windows\System\PRZUDrj.exe
        • Size 5.2MB
        • SHA256 db49bab23ed4e54231cd6d6affa21538674dbae9ab57966ea22192a619e2acce
        • MD5 SHA1 SHA512 SSDEEP

        SWrDaxZ.exe

        • Path C:\Windows\System\SWrDaxZ.exe
        • Size 5.2MB
        • SHA256 5ef5d9e688b81275d8ddb1f6d78859eb105ea4e1d600beaf9e98bd0b0fc13f65
        • MD5 SHA1 SHA512 SSDEEP

        TpUDLdB.exe

        • Path C:\Windows\System\TpUDLdB.exe
        • Size 5.2MB
        • SHA256 cf4ad832658161304f4317148762bdc881ae17ba605be8c74414b5f0ef9e19ca
        • MD5 SHA1 SHA512 SSDEEP

        VITQKDN.exe

        • Path C:\Windows\System\VITQKDN.exe
        • Size 5.2MB
        • SHA256 d378f45a1178d9fc5b6ed513b2a2e0350ce49347d3a15cdac958701729730f4b
        • MD5 SHA1 SHA512 SSDEEP

        YKqKaHT.exe

        • Path C:\Windows\System\YKqKaHT.exe
        • Size 5.2MB
        • SHA256 bea51d4205a4b8eb81093783ab1917b23549ac44d19291d647e8c3cbc399e38d
        • MD5 SHA1 SHA512 SSDEEP

        dQsoWJd.exe

        • Path C:\Windows\System\dQsoWJd.exe
        • Size 5.2MB
        • SHA256 086357dfb332d2abf739b294f51957a95262749ab2878e5b0d35aec701d6bfda
        • MD5 SHA1 SHA512 SSDEEP

        dUslHCw.exe

        • Path C:\Windows\System\dUslHCw.exe
        • Size 5.2MB
        • SHA256 a1d59c84b1c5cbf4ec84cc2bb4a7a344a6881ae17bab184d061edc5dea969a2d
        • MD5 SHA1 SHA512 SSDEEP

        erKWQQW.exe

        • Path C:\Windows\System\erKWQQW.exe
        • Size 5.2MB
        • SHA256 af903619f5d51a403b76e9e9a8484c4d3735ca2930b86b1498924422259d08bd
        • MD5 SHA1 SHA512 SSDEEP

        lefznpw.exe

        • Path C:\Windows\System\lefznpw.exe
        • Size 5.2MB
        • SHA256 4e850063bd8536657d75893602002024ade6bb9be8223fbd16f97c1c0aa07da5
        • MD5 SHA1 SHA512 SSDEEP

        nBJCcYG.exe

        • Path C:\Windows\System\nBJCcYG.exe
        • Size 5.2MB
        • SHA256 959546ce1044583808e1b49aa3fdc9043c069fbcfe98cee7b8627490389fe81b
        • MD5 SHA1 SHA512 SSDEEP

        nVVuAzG.exe

        • Path C:\Windows\System\nVVuAzG.exe
        • Size 5.2MB
        • SHA256 a66434383fbd284fc76669467f8d4ccf69ab7fec158d119fd063abc11e9e5b6d
        • MD5 SHA1 SHA512 SSDEEP

        pzEMQGv.exe

        • Path C:\Windows\System\pzEMQGv.exe
        • Size 5.2MB
        • SHA256 20c8ee82e0fdf798f6628fdeea1ab23d1f8f2629e8f9e1a39a99c0c85b1edd67
        • MD5 SHA1 SHA512 SSDEEP

        vTFQnhG.exe

        • Path C:\Windows\System\vTFQnhG.exe
        • Size 5.2MB
        • SHA256 d9cf438577be65c3b9e30922f7a4cdd28fb1c27b964d0480be45a67657d00a5a
        • MD5 SHA1 SHA512 SSDEEP

        xYMZlap.exe

        • Path C:\Windows\System\xYMZlap.exe
        • Size 5.2MB
        • SHA256 3d39510fa157436cfb20fc6f57ff047b731a61aa4e9e58e07c9bf02c9ea601cd
        • MD5 SHA1 SHA512 SSDEEP

        ziEBDqA.exe

        • Path C:\Windows\System\ziEBDqA.exe
        • Size 5.2MB
        • SHA256 b6c6e7ea60ad62e314718002bd85f8f96e37d0070e931bf40baa01bdbc4ea313
        • MD5 SHA1 SHA512 SSDEEP

        memory/208-196-0x00007FF6DF2B0000-0x00007FF6DF601000-memory.dmp

        memory/208-23-0x00007FF6DF2B0000-0x00007FF6DF601000-memory.dmp

        memory/540-80-0x00007FF68C160000-0x00007FF68C4B1000-memory.dmp

        memory/540-210-0x00007FF68C160000-0x00007FF68C4B1000-memory.dmp

        memory/1416-229-0x00007FF699D90000-0x00007FF69A0E1000-memory.dmp

        memory/1416-114-0x00007FF699D90000-0x00007FF69A0E1000-memory.dmp

        memory/1540-76-0x00007FF78D7C0000-0x00007FF78DB11000-memory.dmp

        memory/1540-216-0x00007FF78D7C0000-0x00007FF78DB11000-memory.dmp

        memory/1540-109-0x00007FF78D7C0000-0x00007FF78DB11000-memory.dmp

        memory/1556-214-0x00007FF726C10000-0x00007FF726F61000-memory.dmp

        memory/1556-83-0x00007FF726C10000-0x00007FF726F61000-memory.dmp

        memory/1584-8-0x00007FF700030000-0x00007FF700381000-memory.dmp

        memory/1584-91-0x00007FF700030000-0x00007FF700381000-memory.dmp

        memory/1584-192-0x00007FF700030000-0x00007FF700381000-memory.dmp

        memory/1672-231-0x00007FF7F3EA0000-0x00007FF7F41F1000-memory.dmp

        memory/1672-124-0x00007FF7F3EA0000-0x00007FF7F41F1000-memory.dmp

        memory/1724-36-0x00007FF628EA0000-0x00007FF6291F1000-memory.dmp

        memory/1724-200-0x00007FF628EA0000-0x00007FF6291F1000-memory.dmp

        memory/1724-100-0x00007FF628EA0000-0x00007FF6291F1000-memory.dmp

        memory/1760-95-0x00007FF7B9570000-0x00007FF7B98C1000-memory.dmp

        memory/1760-203-0x00007FF7B9570000-0x00007FF7B98C1000-memory.dmp

        memory/1760-52-0x00007FF7B9570000-0x00007FF7B98C1000-memory.dmp

        memory/1912-113-0x00007FF6A71E0000-0x00007FF6A7531000-memory.dmp

        memory/1912-86-0x00007FF6A71E0000-0x00007FF6A7531000-memory.dmp

        memory/1912-218-0x00007FF6A71E0000-0x00007FF6A7531000-memory.dmp

        memory/2708-237-0x00007FF61F630000-0x00007FF61F981000-memory.dmp

        memory/2708-140-0x00007FF61F630000-0x00007FF61F981000-memory.dmp

        memory/3080-43-0x00007FF7246D0000-0x00007FF724A21000-memory.dmp

        memory/3080-104-0x00007FF7246D0000-0x00007FF724A21000-memory.dmp

        memory/3080-204-0x00007FF7246D0000-0x00007FF724A21000-memory.dmp

        memory/3120-208-0x00007FF65B510000-0x00007FF65B861000-memory.dmp

        memory/3120-61-0x00007FF65B510000-0x00007FF65B861000-memory.dmp

        memory/3120-106-0x00007FF65B510000-0x00007FF65B861000-memory.dmp

        memory/3316-127-0x00007FF7972F0000-0x00007FF797641000-memory.dmp

        memory/3316-233-0x00007FF7972F0000-0x00007FF797641000-memory.dmp

        memory/3452-14-0x00007FF760880000-0x00007FF760BD1000-memory.dmp

        memory/3452-194-0x00007FF760880000-0x00007FF760BD1000-memory.dmp

        memory/3720-212-0x00007FF644310000-0x00007FF644661000-memory.dmp

        memory/3720-108-0x00007FF644310000-0x00007FF644661000-memory.dmp

        memory/3720-69-0x00007FF644310000-0x00007FF644661000-memory.dmp

        memory/3752-162-0x00007FF7F0010000-0x00007FF7F0361000-memory.dmp

        memory/3752-135-0x00007FF7F0010000-0x00007FF7F0361000-memory.dmp

        memory/3752-239-0x00007FF7F0010000-0x00007FF7F0361000-memory.dmp

        memory/3808-94-0x00007FF6BBDE0000-0x00007FF6BC131000-memory.dmp

        memory/3808-198-0x00007FF6BBDE0000-0x00007FF6BC131000-memory.dmp

        memory/3808-31-0x00007FF6BBDE0000-0x00007FF6BC131000-memory.dmp

        memory/4056-141-0x00007FF682D30000-0x00007FF683081000-memory.dmp

        memory/4056-164-0x00007FF682D30000-0x00007FF683081000-memory.dmp

        memory/4056-243-0x00007FF682D30000-0x00007FF683081000-memory.dmp

        memory/4656-235-0x00007FF755930000-0x00007FF755C81000-memory.dmp

        memory/4656-133-0x00007FF755930000-0x00007FF755C81000-memory.dmp

        memory/4956-206-0x00007FF733360000-0x00007FF7336B1000-memory.dmp

        memory/4956-56-0x00007FF733360000-0x00007FF7336B1000-memory.dmp

        memory/4976-0-0x00007FF715BB0000-0x00007FF715F01000-memory.dmp

        memory/4976-89-0x00007FF715BB0000-0x00007FF715F01000-memory.dmp

        memory/4976-1-0x000001DF76F50000-0x000001DF76F60000-memory.dmp

        memory/4976-165-0x00007FF715BB0000-0x00007FF715F01000-memory.dmp

        memory/4976-143-0x00007FF715BB0000-0x00007FF715F01000-memory.dmp