Analysis

  • max time kernel
    147s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240412-en
  • resource tags

    arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    20-04-2024 16:15

General

  • Target

    a764256c5d36a3339733437888bd756059fff4422e31697319ef54a08ed53444.exe

  • Size

    445KB

  • MD5

    4e23683093c8c129220769d219abf943

  • SHA1

    ee911754e062ed6cd5f0f5e854ae72f647aacbcd

  • SHA256

    a764256c5d36a3339733437888bd756059fff4422e31697319ef54a08ed53444

  • SHA512

    5cf1d273ec67a7ef9f15f26dc19c7fdfb7ca55ee1d4b6666d253cae9114aa48bdc3c3a46b3283553dcacfb4ffe0fdd149c651d8e29fbeb5da6f939b3066a8b31

  • SSDEEP

    6144:JekG6S4KJiiEPhpbas7CdbWTExRYde0GsybfjRYHx7IlvDbm+NRASZ/:4kG6fTxasubCde0GxrRNlvDbvNyU/

Malware Config

Extracted

Family

stealc

C2

http://185.172.128.209

Attributes
  • url_path

    /3cd2b41cbde8fc9c.php

Signatures

  • Detect ZGRat V1 3 IoCs
  • SectopRAT

    SectopRAT is a remote access trojan first seen in November 2019.

  • SectopRAT payload 1 IoCs
  • Stealc

    Stealc is an infostealer written in C++.

  • ZGRat

    ZGRat is remote access trojan written in C#.

  • Downloads MZ/PE file
  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 4 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 2 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 30 IoCs
  • Suspicious behavior: MapViewOfSection 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 7 IoCs
  • Suspicious use of SendNotifyMessage 7 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 25 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a764256c5d36a3339733437888bd756059fff4422e31697319ef54a08ed53444.exe
    "C:\Users\Admin\AppData\Local\Temp\a764256c5d36a3339733437888bd756059fff4422e31697319ef54a08ed53444.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4584
    • C:\Users\Admin\AppData\Local\Temp\u3jc.0.exe
      "C:\Users\Admin\AppData\Local\Temp\u3jc.0.exe"
      2⤵
      • Executes dropped EXE
      PID:3780
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3780 -s 1320
        3⤵
        • Program crash
        PID:1036
    • C:\Users\Admin\AppData\Local\Temp\Qg_Appv5.exe
      "C:\Users\Admin\AppData\Local\Temp\Qg_Appv5.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4900
      • C:\Users\Admin\AppData\Local\Temp\Zqicom_beta\UniversalInstaller.exe
        C:\Users\Admin\AppData\Local\Temp\Zqicom_beta\UniversalInstaller.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:3504
        • C:\Users\Admin\AppData\Roaming\Zqicom_beta\UniversalInstaller.exe
          C:\Users\Admin\AppData\Roaming\Zqicom_beta\UniversalInstaller.exe
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:3728
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\SysWOW64\cmd.exe
            5⤵
            • Suspicious use of SetThreadContext
            • Drops file in Windows directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious behavior: MapViewOfSection
            • Suspicious use of WriteProcessMemory
            PID:4908
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
              C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
              6⤵
              • Suspicious use of AdjustPrivilegeToken
              PID:2376
    • C:\Users\Admin\AppData\Local\Temp\u3jc.1.exe
      "C:\Users\Admin\AppData\Local\Temp\u3jc.1.exe"
      2⤵
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:4688
      • C:\Users\Admin\AppData\Local\Temp\iolo\dm\SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe
        "C:\Users\Admin\AppData\Local\Temp\iolo\dm\SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe" /eieci=11A12794-499E-4FA0-A281-A9A9AA8B2685 /eipi=5488CB36-BE62-4606-B07B-2EE938868BD1
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:5084
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4584 -s 1556
      2⤵
      • Program crash
      PID:2204
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3780 -ip 3780
    1⤵
      PID:3292
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 4584 -ip 4584
      1⤵
        PID:1164

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\Qg_Appv5.exe
        Filesize

        14.7MB

        MD5

        6955715b6ff15bdc153a2431cc395cca

        SHA1

        272e1eec66a1871b300484b2200b507a4abe5420

        SHA256

        a6d40169be9c151e9e6c86fe53d2bac3b4c2ddb41c0b650d961f8328939b4761

        SHA512

        cf82d27d7010be69ab1c288fef9d820905407c8018e2a91f3c39a0eda5e9378e0ff04d077520d556d46d7a9cb0a3a640d15a10ad4090e482be3c83930836019d

      • C:\Users\Admin\AppData\Local\Temp\Zqicom_beta\UIxMarketPlugin.dll
        Filesize

        1.6MB

        MD5

        8f75e17a8bf3de6e22e77b5586f8a869

        SHA1

        e0bf196cfc19a8772e003b9058bdc211b419b261

        SHA256

        5f10a9fdcac32e93b1cebc365868ee3266f80c2734524b4aa7b6ea54e123f985

        SHA512

        5a1e78613ad90cb0dc855d8a935b136722749889b66d4d8fc0f52438f0a4f4c8c31fbb981e9c6a13ffb2cc2b77fe0747204b63a91c6fff4646eed915387c8d7d

      • C:\Users\Admin\AppData\Local\Temp\Zqicom_beta\UniversalInstaller.exe
        Filesize

        2.4MB

        MD5

        9fb4770ced09aae3b437c1c6eb6d7334

        SHA1

        fe54b31b0db8665aa5b22bed147e8295afc88a03

        SHA256

        a05b592a971fe5011554013bcfe9a4aaf9cfc633bdd1fe3a8197f213d557b8d3

        SHA512

        140fee6daf23fe8b7e441b3b4de83554af804f00ecedc421907a385ac79a63164bd9f28b4be061c2ea2262755d85e14d3a8e7dc910547837b664d78d93667256

      • C:\Users\Admin\AppData\Local\Temp\Zqicom_beta\relay.dll
        Filesize

        1.5MB

        MD5

        7d2f87123e63950159fb2c724e55bdab

        SHA1

        360f304a6311080e1fead8591cb4659a8d135f2d

        SHA256

        b3483bb771948ed8d3f76faaa3606c8ef72e3d2d355eaa652877e21e0651aa9a

        SHA512

        6cb8d27ebcfdf9e472c0a6fff86e6f4ec604b8f0f21c197ba6d5b76b703296c10c8d7c4fb6b082c7e77f5c35d364bcffd76ae54137e2c8944c1ea7bb9e2e5f08

      • C:\Users\Admin\AppData\Local\Temp\Zqicom_beta\somebody.rtf
        Filesize

        24KB

        MD5

        ff36ebcf134c8846aea77446867e5bc6

        SHA1

        53fdf2c0bec711e377edb4f97cd147728fb568f6

        SHA256

        e1c256e5a7f17cb64740223084009f37bddccc49b05e881133412057689b04e9

        SHA512

        b07d5065dd39843c8c7bdfccdd8d39f44b1ce9fe100a2fcf7210549ea1d46bcac54080cf91eff0a05360b26233c542daabdbd5d3f096a5bf0e366583ddb29ec1

      • C:\Users\Admin\AppData\Local\Temp\Zqicom_beta\spawn.xml
        Filesize

        1.3MB

        MD5

        2d8de35aa00138b2bfc4fb0fc3d0f58b

        SHA1

        28c2d84e01815702c230da456aaa17c7d2519186

        SHA256

        19340e9202db71d8010563c8b8d325cbef5d8448a8df2ad730e74a5a46e36dac

        SHA512

        378116bc71de9f968aaef6ca27944e341a9a825a92831f5834c396160581f5e3656d3b6d1c2a304a65a74c0dd9ca0c50fb0e0016b6174d1fab68909ea1c95128

      • C:\Users\Admin\AppData\Local\Temp\e319f77c
        Filesize

        5.9MB

        MD5

        dcc26dd014bad9eafa9066d3781b615d

        SHA1

        b0cb8621ca58a196ac73bed4e525deacfaf2d836

        SHA256

        69502ffc7e2b8946d420e682cd1421f58a17f489590f761c580ce2a4feb74ae3

        SHA512

        5a7804fdebe09aada86e327899fa7ce6830c26c426d398dd72ef68121c33e59c2572709a725f43d6f1d31c52e7b4ea10b2128d00d530a00ef9db9a8efef204e3

      • C:\Users\Admin\AppData\Local\Temp\f329d50f
        Filesize

        1.4MB

        MD5

        edead9596e436096246a46d4786e0d25

        SHA1

        1afea76d163648033a7cc19948d517664546f5cd

        SHA256

        693b55c898442022661f86ad867ac941e3218303a8aecb49c795f1a22bbb88c9

        SHA512

        1a7dc5e64572c63568d9bc4f4032618554a8b0bed52ad84bba50a210a70d5c3ab5341089755a5a130452e63a6180d6e1c5980301b90f35d32567fb1adf213710

      • C:\Users\Admin\AppData\Local\Temp\iolo\dm\ioloDMLog.txt
        Filesize

        2KB

        MD5

        e67e2483878f2bcd4507f3135dfe72cc

        SHA1

        b760b687f31eb7879b88a2a8a914e5ade168f18b

        SHA256

        36123b0fbf619507371a4d38b6b8bd42383ed44e6693c0f4fadf866adb69f67d

        SHA512

        764c0e66b294703da4668e4004087a8ad2d3c82809c250f4558f7bdeb4dd5f168f7a17bc00bfaca128150e723c1fece74a4cbf79b7a141b68effb97bc1372ed2

      • C:\Users\Admin\AppData\Local\Temp\u3jc.0.exe
        Filesize

        300KB

        MD5

        e965474beb540e3e06258c43394f3808

        SHA1

        62cf5e660080e94f7ab601fa5fb071431e17dbf9

        SHA256

        e7d01bd9be89df004023b65241047382885bb8f89df0f2f6be274bbb2f2eaf3f

        SHA512

        4cc04091fbfdeebf28f1eaeb6ac85e93af01214fc3a7b17de601761b5976615a2dbc9919d7eff6185720d3693701f699fe3daa70106dd1d41c4914c3f1a16e0c

      • C:\Users\Admin\AppData\Local\Temp\u3jc.1.exe
        Filesize

        4.6MB

        MD5

        397926927bca55be4a77839b1c44de6e

        SHA1

        e10f3434ef3021c399dbba047832f02b3c898dbd

        SHA256

        4f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7

        SHA512

        cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954

      • memory/2376-192-0x0000000005E40000-0x0000000006002000-memory.dmp
        Filesize

        1.8MB

      • memory/2376-202-0x0000000072540000-0x0000000072CF1000-memory.dmp
        Filesize

        7.7MB

      • memory/2376-189-0x0000000072540000-0x0000000072CF1000-memory.dmp
        Filesize

        7.7MB

      • memory/2376-190-0x0000000005AC0000-0x0000000005B52000-memory.dmp
        Filesize

        584KB

      • memory/2376-196-0x0000000005D30000-0x0000000005DA6000-memory.dmp
        Filesize

        472KB

      • memory/2376-185-0x0000000073440000-0x0000000074757000-memory.dmp
        Filesize

        19.1MB

      • memory/2376-194-0x0000000005C60000-0x0000000005C70000-memory.dmp
        Filesize

        64KB

      • memory/2376-191-0x0000000006190000-0x0000000006736000-memory.dmp
        Filesize

        5.6MB

      • memory/2376-195-0x0000000005BE0000-0x0000000005C30000-memory.dmp
        Filesize

        320KB

      • memory/2376-203-0x0000000005C60000-0x0000000005C70000-memory.dmp
        Filesize

        64KB

      • memory/2376-188-0x0000000001370000-0x0000000001436000-memory.dmp
        Filesize

        792KB

      • memory/3504-63-0x0000000072F10000-0x000000007308D000-memory.dmp
        Filesize

        1.5MB

      • memory/3504-64-0x00007FF90EEA0000-0x00007FF90F0A9000-memory.dmp
        Filesize

        2.0MB

      • memory/3728-79-0x0000000072F10000-0x000000007308D000-memory.dmp
        Filesize

        1.5MB

      • memory/3728-105-0x0000000072F10000-0x000000007308D000-memory.dmp
        Filesize

        1.5MB

      • memory/3728-80-0x00007FF90EEA0000-0x00007FF90F0A9000-memory.dmp
        Filesize

        2.0MB

      • memory/3728-82-0x0000000072F10000-0x000000007308D000-memory.dmp
        Filesize

        1.5MB

      • memory/3780-16-0x0000000001CF0000-0x0000000001DF0000-memory.dmp
        Filesize

        1024KB

      • memory/3780-19-0x0000000000400000-0x0000000001A15000-memory.dmp
        Filesize

        22.1MB

      • memory/3780-17-0x0000000003790000-0x00000000037B7000-memory.dmp
        Filesize

        156KB

      • memory/3780-18-0x0000000000400000-0x0000000001A15000-memory.dmp
        Filesize

        22.1MB

      • memory/4584-98-0x0000000000400000-0x0000000001A39000-memory.dmp
        Filesize

        22.2MB

      • memory/4584-20-0x0000000000400000-0x0000000001A39000-memory.dmp
        Filesize

        22.2MB

      • memory/4584-53-0x0000000000400000-0x0000000001A39000-memory.dmp
        Filesize

        22.2MB

      • memory/4584-1-0x0000000001CD0000-0x0000000001DD0000-memory.dmp
        Filesize

        1024KB

      • memory/4584-3-0x0000000000400000-0x0000000001A39000-memory.dmp
        Filesize

        22.2MB

      • memory/4584-2-0x00000000038B0000-0x000000000391E000-memory.dmp
        Filesize

        440KB

      • memory/4584-45-0x00000000038B0000-0x000000000391E000-memory.dmp
        Filesize

        440KB

      • memory/4584-44-0x0000000001CD0000-0x0000000001DD0000-memory.dmp
        Filesize

        1024KB

      • memory/4688-143-0x0000000002860000-0x0000000002861000-memory.dmp
        Filesize

        4KB

      • memory/4688-144-0x0000000000400000-0x00000000008AD000-memory.dmp
        Filesize

        4.7MB

      • memory/4688-131-0x0000000000400000-0x00000000008AD000-memory.dmp
        Filesize

        4.7MB

      • memory/4688-93-0x0000000002860000-0x0000000002861000-memory.dmp
        Filesize

        4KB

      • memory/4900-59-0x00007FF8EE580000-0x00007FF8EE6FA000-memory.dmp
        Filesize

        1.5MB

      • memory/4900-32-0x00000161970D0000-0x00000161970D1000-memory.dmp
        Filesize

        4KB

      • memory/4900-33-0x0000000000E20000-0x0000000001CFD000-memory.dmp
        Filesize

        14.9MB

      • memory/4900-39-0x00007FF8EE580000-0x00007FF8EE6FA000-memory.dmp
        Filesize

        1.5MB

      • memory/4900-41-0x00007FF8EE580000-0x00007FF8EE6FA000-memory.dmp
        Filesize

        1.5MB

      • memory/4900-103-0x00007FF8EE580000-0x00007FF8EE6FA000-memory.dmp
        Filesize

        1.5MB

      • memory/4908-126-0x0000000072F10000-0x000000007308D000-memory.dmp
        Filesize

        1.5MB

      • memory/4908-107-0x0000000072F10000-0x000000007308D000-memory.dmp
        Filesize

        1.5MB

      • memory/4908-124-0x00007FF90EEA0000-0x00007FF90F0A9000-memory.dmp
        Filesize

        2.0MB

      • memory/4908-125-0x0000000072F10000-0x000000007308D000-memory.dmp
        Filesize

        1.5MB

      • memory/4908-182-0x0000000072F10000-0x000000007308D000-memory.dmp
        Filesize

        1.5MB

      • memory/4908-183-0x0000000072F10000-0x000000007308D000-memory.dmp
        Filesize

        1.5MB

      • memory/5084-148-0x000002049A410000-0x000002049A520000-memory.dmp
        Filesize

        1.1MB

      • memory/5084-159-0x000002049A300000-0x000002049A30A000-memory.dmp
        Filesize

        40KB

      • memory/5084-163-0x000002049A830000-0x000002049AB30000-memory.dmp
        Filesize

        3.0MB

      • memory/5084-167-0x000002049A330000-0x000002049A340000-memory.dmp
        Filesize

        64KB

      • memory/5084-166-0x000002049A330000-0x000002049A340000-memory.dmp
        Filesize

        64KB

      • memory/5084-165-0x000002049A330000-0x000002049A340000-memory.dmp
        Filesize

        64KB

      • memory/5084-168-0x00000204FDCD0000-0x00000204FDCD8000-memory.dmp
        Filesize

        32KB

      • memory/5084-170-0x00000204FDCE0000-0x00000204FDCEE000-memory.dmp
        Filesize

        56KB

      • memory/5084-169-0x00000204FDD30000-0x00000204FDD68000-memory.dmp
        Filesize

        224KB

      • memory/5084-171-0x000002049EC40000-0x000002049EC4A000-memory.dmp
        Filesize

        40KB

      • memory/5084-172-0x000002049EC50000-0x000002049EC72000-memory.dmp
        Filesize

        136KB

      • memory/5084-173-0x000002049F7F0000-0x000002049FD18000-memory.dmp
        Filesize

        5.2MB

      • memory/5084-176-0x00000204FDE80000-0x00000204FDED0000-memory.dmp
        Filesize

        320KB

      • memory/5084-177-0x000002049EC70000-0x000002049EC7C000-memory.dmp
        Filesize

        48KB

      • memory/5084-178-0x000002049A330000-0x000002049A340000-memory.dmp
        Filesize

        64KB

      • memory/5084-179-0x00000204FDD70000-0x00000204FDD92000-memory.dmp
        Filesize

        136KB

      • memory/5084-180-0x00000204FDDA0000-0x00000204FDDBE000-memory.dmp
        Filesize

        120KB

      • memory/5084-158-0x00000204FDE00000-0x00000204FDE76000-memory.dmp
        Filesize

        472KB

      • memory/5084-157-0x000002049A7D0000-0x000002049A832000-memory.dmp
        Filesize

        392KB

      • memory/5084-156-0x000002049A750000-0x000002049A7CA000-memory.dmp
        Filesize

        488KB

      • memory/5084-155-0x000002049A6A0000-0x000002049A752000-memory.dmp
        Filesize

        712KB

      • memory/5084-154-0x000002049A670000-0x000002049A69A000-memory.dmp
        Filesize

        168KB

      • memory/5084-153-0x000002049A3D0000-0x000002049A3DA000-memory.dmp
        Filesize

        40KB

      • memory/5084-152-0x000002049A3A0000-0x000002049A3C4000-memory.dmp
        Filesize

        144KB

      • memory/5084-151-0x000002049A320000-0x000002049A334000-memory.dmp
        Filesize

        80KB

      • memory/5084-193-0x00007FF8ED650000-0x00007FF8EE112000-memory.dmp
        Filesize

        10.8MB

      • memory/5084-150-0x000002049A340000-0x000002049A34C000-memory.dmp
        Filesize

        48KB

      • memory/5084-149-0x000002049A1C0000-0x000002049A1D0000-memory.dmp
        Filesize

        64KB

      • memory/5084-147-0x000002049A330000-0x000002049A340000-memory.dmp
        Filesize

        64KB

      • memory/5084-197-0x000002049A330000-0x000002049A340000-memory.dmp
        Filesize

        64KB

      • memory/5084-198-0x000002049A330000-0x000002049A340000-memory.dmp
        Filesize

        64KB

      • memory/5084-199-0x000002049A330000-0x000002049A340000-memory.dmp
        Filesize

        64KB

      • memory/5084-200-0x000002049A330000-0x000002049A340000-memory.dmp
        Filesize

        64KB

      • memory/5084-201-0x000002049A330000-0x000002049A340000-memory.dmp
        Filesize

        64KB

      • memory/5084-146-0x0000020500000000-0x00000205038F8000-memory.dmp
        Filesize

        57.0MB

      • memory/5084-145-0x00007FF8ED650000-0x00007FF8EE112000-memory.dmp
        Filesize

        10.8MB