Analysis

  • max time kernel
    149s
  • max time network
    142s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240412-en
  • resource tags

    arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    25-04-2024 12:36

General

  • Target

    3c622e2f8e7158bc8b0a460593e7c067efe8ae909b6755ccbb5d76267b5f7662.exe

  • Size

    419KB

  • MD5

    8cf4408f50369630584d5deb385803c8

  • SHA1

    c669cc706e4ffdcf1f69c3e945ca287dd6a70f8c

  • SHA256

    3c622e2f8e7158bc8b0a460593e7c067efe8ae909b6755ccbb5d76267b5f7662

  • SHA512

    b390397b66f71c04a411e1fa3f4887d05eae96816bc1759e44186a0b36cf43ac467c0ab3518dc3f048259958ed375f30dfacb73c8b1e08cd2e7058a63eab1427

  • SSDEEP

    6144:JWigHbPbnW5OdaZLB+zKwTTfRLpEGzYSIpB5Apy3E6V:JZ2zzsZN+JTTlptIp7AIU6V

Malware Config

Extracted

Family

stealc

C2

http://185.172.128.76

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 3 IoCs
  • Loads dropped DLL 1 IoCs
  • Suspicious use of SetThreadContext 2 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 24 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 3 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3c622e2f8e7158bc8b0a460593e7c067efe8ae909b6755ccbb5d76267b5f7662.exe
    "C:\Users\Admin\AppData\Local\Temp\3c622e2f8e7158bc8b0a460593e7c067efe8ae909b6755ccbb5d76267b5f7662.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2908
    • C:\Users\Admin\AppData\Local\Temp\u28s.0.exe
      "C:\Users\Admin\AppData\Local\Temp\u28s.0.exe"
      2⤵
      • Executes dropped EXE
      PID:2040
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2040 -s 1240
        3⤵
        • Program crash
        PID:3172
    • C:\Users\Admin\AppData\Local\Temp\u28s.2\run.exe
      "C:\Users\Admin\AppData\Local\Temp\u28s.2\run.exe"
      2⤵
      • 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:1864
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\SysWOW64\cmd.exe
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        PID:4208
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
          C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:4980
    • C:\Users\Admin\AppData\Local\Temp\u28s.3.exe
      "C:\Users\Admin\AppData\Local\Temp\u28s.3.exe"
      2⤵
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:4644
      • 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:3060
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2908 -s 552
      2⤵
      • Program crash
      PID:232
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2040 -ip 2040
    1⤵
      PID:3432
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2908 -ip 2908
      1⤵
        PID:1124

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\2304640c

        Filesize

        1.4MB

        MD5

        8c290273734257c28eb6a390759c8574

        SHA1

        b3383fadb15fbfcb28f318e3a7920a2272da101c

        SHA256

        4b396470ff1012e921edf5c5affecd503eac142c75009dbcb04aaef1ff38e32c

        SHA512

        fd64d6af40091ef1d6431035fd88252d957838faa32dd5620085c3876c7faa6e24ba838f31b960bf1b640b33d81006a4209354c6dda919859f941aa06e29d0c3

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

        Filesize

        2KB

        MD5

        d7bb7a680d2c9d7bf2948f214c73e7ad

        SHA1

        69903ede65347c3a51f0b8128bc0b13e06ee6654

        SHA256

        430f046eaeb3777e0bd4bc07b72d2a8b9ba7d4b78c6fb0cec9a8e73c2d183666

        SHA512

        dd92a8fb0b70fed46953935f92ad3342781c68563e0acdaa02cd5ca743b01049d0334eb9a0ad8f2c5e60a1a14311503f58a5100f15666c7ef0a71cc0036ce8ba

      • C:\Users\Admin\AppData\Local\Temp\tmp3E4E.tmp

        Filesize

        20KB

        MD5

        42c395b8db48b6ce3d34c301d1eba9d5

        SHA1

        b7cfa3de344814bec105391663c0df4a74310996

        SHA256

        5644546ecefc6786c7be5b1a89e935e640963ccd34b130f21baab9370cb9055d

        SHA512

        7b9214db96e9bec8745b4161a41c4c0520cdda9950f0cd3f12c7744227a25d639d07c0dd68b552cf1e032181c2e4f8297747f27bad6c7447b0f415a86bd82845

      • C:\Users\Admin\AppData\Local\Temp\tmp3E70.tmp

        Filesize

        20KB

        MD5

        22be08f683bcc01d7a9799bbd2c10041

        SHA1

        2efb6041cf3d6e67970135e592569c76fc4c41de

        SHA256

        451c2c0cf3b7cb412a05347c6e75ed8680f0d2e5f2ab0f64cc2436db9309a457

        SHA512

        0eef192b3d5abe5d2435acf54b42c729c3979e4ad0b73d36666521458043ee7df1e10386bef266d7df9c31db94fb2833152bb2798936cb2082715318ef05d936

      • C:\Users\Admin\AppData\Local\Temp\u28s.0.exe

        Filesize

        275KB

        MD5

        678d5e7b91062c3b4c1ea39343cda69a

        SHA1

        d73be2edfa050ee9ac434b310af55210b64375cf

        SHA256

        3d4faa1e7f7466857b35c91bda2637ea24783903e14a94ee43508118b56ed17c

        SHA512

        c10a51fa3e8788c8a726af11573014307bf5e47db65ca769db51af9ef751aaf02cc38fec7bc6a8752d3736a4fc68795289df26bd1dd3c945951bec1d7945df8d

      • C:\Users\Admin\AppData\Local\Temp\u28s.1.zip

        Filesize

        3.7MB

        MD5

        78d3ca6355c93c72b494bb6a498bf639

        SHA1

        2fa4e5df74bfe75c207c881a1b0d3bc1c62c8b0e

        SHA256

        a1dd547a63b256aa6a16871ed03f8b025226f7617e67b8817a08444df077b001

        SHA512

        1b2df7bee2514aee7efd3579f5dd33c76b40606d07dba69a34c45747662fad61174db4931bca02b058830107959205e889fee74f8ccc9f6e03f9fd111761f4ea

      • C:\Users\Admin\AppData\Local\Temp\u28s.2\UIxMarketPlugin.dll

        Filesize

        1.6MB

        MD5

        d1ba9412e78bfc98074c5d724a1a87d6

        SHA1

        0572f98d78fb0b366b5a086c2a74cc68b771d368

        SHA256

        cbcea8f28d8916219d1e8b0a8ca2db17e338eb812431bc4ad0cb36c06fd67f15

        SHA512

        8765de36d3824b12c0a4478c31b985878d4811bd0e5b6fba4ea07f8c76340bd66a2da3490d4871b95d9a12f96efc25507dfd87f431de211664dbe9a9c914af6f

      • C:\Users\Admin\AppData\Local\Temp\u28s.2\bunch.dat

        Filesize

        1.3MB

        MD5

        1e8237d3028ab52821d69099e0954f97

        SHA1

        30a6ae353adda0c471c6ed5b7a2458b07185abf2

        SHA256

        9387488f9d338e211be2cb45109bf590a5070180bc0d4a703f70d3cb3c4e1742

        SHA512

        a6406d7c18694ee014d59df581f1f76e980b68e3361ae680dc979606a423eba48d35e37f143154dd97fe5f066baf0ea51a2e9f8bc822d593e1cba70ead6559f3

      • C:\Users\Admin\AppData\Local\Temp\u28s.2\relay.dll

        Filesize

        1.5MB

        MD5

        10d51becd0bbce0fab147ff9658c565e

        SHA1

        4689a18112ff876d3c066bc8c14a08fd6b7b7a4a

        SHA256

        7b2db9c88f60ed6dd24b1dec321a304564780fdb191a96ec35c051856128f1ed

        SHA512

        29faf493bb28f7842c905adc5312f31741effb09f841059b53d73b22aea2c4d41d73db10bbf37703d6aeb936ffacbc756a3cc85ba3c0b6a6863ef4d27fefcd29

      • C:\Users\Admin\AppData\Local\Temp\u28s.2\run.exe

        Filesize

        2.4MB

        MD5

        9fb4770ced09aae3b437c1c6eb6d7334

        SHA1

        fe54b31b0db8665aa5b22bed147e8295afc88a03

        SHA256

        a05b592a971fe5011554013bcfe9a4aaf9cfc633bdd1fe3a8197f213d557b8d3

        SHA512

        140fee6daf23fe8b7e441b3b4de83554af804f00ecedc421907a385ac79a63164bd9f28b4be061c2ea2262755d85e14d3a8e7dc910547837b664d78d93667256

      • C:\Users\Admin\AppData\Local\Temp\u28s.2\whale.dbf

        Filesize

        85KB

        MD5

        a723bf46048e0bfb15b8d77d7a648c3e

        SHA1

        8952d3c34e9341e4425571e10f22b782695bb915

        SHA256

        b440170853bdb43b66497f701aee2901080326975140b095a1669cb9dee13422

        SHA512

        ca8ea2f7f3c7af21b5673a0a3f2611b6580a7ed02efa2cfd8b343eb644ff09682bde43b25ef7aab68530d5ce31dcbd252c382dd336ecb610d4c4ebde78347273

      • C:\Users\Admin\AppData\Local\Temp\u28s.3.exe

        Filesize

        4.6MB

        MD5

        397926927bca55be4a77839b1c44de6e

        SHA1

        e10f3434ef3021c399dbba047832f02b3c898dbd

        SHA256

        4f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7

        SHA512

        cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954

      • memory/1864-114-0x00000000729B0000-0x0000000072B2D000-memory.dmp

        Filesize

        1.5MB

      • memory/1864-113-0x00000000729B0000-0x0000000072B2D000-memory.dmp

        Filesize

        1.5MB

      • memory/1864-107-0x00007FFD17DC0000-0x00007FFD17FC9000-memory.dmp

        Filesize

        2.0MB

      • memory/1864-106-0x00000000729B0000-0x0000000072B2D000-memory.dmp

        Filesize

        1.5MB

      • memory/2040-16-0x0000000000400000-0x0000000000846000-memory.dmp

        Filesize

        4.3MB

      • memory/2040-14-0x0000000002450000-0x0000000002477000-memory.dmp

        Filesize

        156KB

      • memory/2040-15-0x0000000000400000-0x0000000000846000-memory.dmp

        Filesize

        4.3MB

      • memory/2040-13-0x00000000009F0000-0x0000000000AF0000-memory.dmp

        Filesize

        1024KB

      • memory/2908-17-0x0000000000400000-0x000000000086B000-memory.dmp

        Filesize

        4.4MB

      • memory/2908-18-0x0000000002710000-0x000000000277D000-memory.dmp

        Filesize

        436KB

      • memory/2908-1-0x0000000000B70000-0x0000000000C70000-memory.dmp

        Filesize

        1024KB

      • memory/2908-2-0x0000000002710000-0x000000000277D000-memory.dmp

        Filesize

        436KB

      • memory/2908-118-0x0000000000400000-0x000000000086B000-memory.dmp

        Filesize

        4.4MB

      • memory/2908-20-0x0000000000B70000-0x0000000000C70000-memory.dmp

        Filesize

        1024KB

      • memory/2908-179-0x0000000000400000-0x000000000086B000-memory.dmp

        Filesize

        4.4MB

      • memory/2908-3-0x0000000000400000-0x000000000086B000-memory.dmp

        Filesize

        4.4MB

      • memory/3060-218-0x00007FFCF6590000-0x00007FFCF7052000-memory.dmp

        Filesize

        10.8MB

      • memory/3060-222-0x0000014DC1E40000-0x0000014DC1E50000-memory.dmp

        Filesize

        64KB

      • memory/3060-255-0x0000014DC1E70000-0x0000014DC1E80000-memory.dmp

        Filesize

        64KB

      • memory/3060-254-0x00007FFCF6590000-0x00007FFCF7052000-memory.dmp

        Filesize

        10.8MB

      • memory/3060-252-0x0000014DE11E0000-0x0000014DE11FE000-memory.dmp

        Filesize

        120KB

      • memory/3060-251-0x0000014DE11B0000-0x0000014DE11D2000-memory.dmp

        Filesize

        136KB

      • memory/3060-250-0x0000014DE1110000-0x0000014DE111C000-memory.dmp

        Filesize

        48KB

      • memory/3060-249-0x0000014DE1160000-0x0000014DE11B0000-memory.dmp

        Filesize

        320KB

      • memory/3060-246-0x0000014DE18B0000-0x0000014DE1DD8000-memory.dmp

        Filesize

        5.2MB

      • memory/3060-245-0x0000014DE10F0000-0x0000014DE1112000-memory.dmp

        Filesize

        136KB

      • memory/3060-244-0x0000014DE1370000-0x0000014DE137A000-memory.dmp

        Filesize

        40KB

      • memory/3060-243-0x0000014DE09F0000-0x0000014DE09FE000-memory.dmp

        Filesize

        56KB

      • memory/3060-242-0x0000014DE0A20000-0x0000014DE0A58000-memory.dmp

        Filesize

        224KB

      • memory/3060-257-0x0000014DC1E70000-0x0000014DC1E80000-memory.dmp

        Filesize

        64KB

      • memory/3060-229-0x0000014DDC4F0000-0x0000014DDC56A000-memory.dmp

        Filesize

        488KB

      • memory/3060-240-0x0000014DC1E70000-0x0000014DC1E80000-memory.dmp

        Filesize

        64KB

      • memory/3060-241-0x0000014DC1E70000-0x0000014DC1E80000-memory.dmp

        Filesize

        64KB

      • memory/3060-239-0x0000014DE0320000-0x0000014DE0328000-memory.dmp

        Filesize

        32KB

      • memory/3060-231-0x0000014DDC650000-0x0000014DDC6C6000-memory.dmp

        Filesize

        472KB

      • memory/3060-230-0x0000014DDC570000-0x0000014DDC5D2000-memory.dmp

        Filesize

        392KB

      • memory/3060-228-0x0000014DDC060000-0x0000014DDC08A000-memory.dmp

        Filesize

        168KB

      • memory/3060-227-0x0000014DDBFB0000-0x0000014DDC062000-memory.dmp

        Filesize

        712KB

      • memory/3060-238-0x0000014DC1E70000-0x0000014DC1E80000-memory.dmp

        Filesize

        64KB

      • memory/3060-236-0x0000014DDC6D0000-0x0000014DDC9D0000-memory.dmp

        Filesize

        3.0MB

      • memory/3060-232-0x0000014DC1E80000-0x0000014DC1E8A000-memory.dmp

        Filesize

        40KB

      • memory/3060-219-0x0000014DBE0E0000-0x0000014DC19D8000-memory.dmp

        Filesize

        57.0MB

      • memory/3060-220-0x0000014DC1E70000-0x0000014DC1E80000-memory.dmp

        Filesize

        64KB

      • memory/3060-221-0x0000014DDC290000-0x0000014DDC3A0000-memory.dmp

        Filesize

        1.1MB

      • memory/3060-256-0x0000014DC1E70000-0x0000014DC1E80000-memory.dmp

        Filesize

        64KB

      • memory/3060-223-0x0000014DC36F0000-0x0000014DC36FC000-memory.dmp

        Filesize

        48KB

      • memory/3060-224-0x0000014DC1E60000-0x0000014DC1E74000-memory.dmp

        Filesize

        80KB

      • memory/3060-225-0x0000014DC3770000-0x0000014DC3794000-memory.dmp

        Filesize

        144KB

      • memory/3060-226-0x0000014DC3790000-0x0000014DC379A000-memory.dmp

        Filesize

        40KB

      • memory/4208-116-0x00000000729B0000-0x0000000072B2D000-memory.dmp

        Filesize

        1.5MB

      • memory/4208-119-0x00007FFD17DC0000-0x00007FFD17FC9000-memory.dmp

        Filesize

        2.0MB

      • memory/4208-122-0x00000000729B0000-0x0000000072B2D000-memory.dmp

        Filesize

        1.5MB

      • memory/4208-124-0x00000000729B0000-0x0000000072B2D000-memory.dmp

        Filesize

        1.5MB

      • memory/4208-126-0x00000000729B0000-0x0000000072B2D000-memory.dmp

        Filesize

        1.5MB

      • memory/4644-182-0x0000000000C20000-0x0000000000C21000-memory.dmp

        Filesize

        4KB

      • memory/4644-217-0x0000000000400000-0x00000000008AD000-memory.dmp

        Filesize

        4.7MB

      • memory/4644-214-0x0000000000400000-0x00000000008AD000-memory.dmp

        Filesize

        4.7MB

      • memory/4980-165-0x0000000005C20000-0x0000000005C30000-memory.dmp

        Filesize

        64KB

      • memory/4980-164-0x0000000072F60000-0x0000000073711000-memory.dmp

        Filesize

        7.7MB

      • memory/4980-161-0x00000000081F0000-0x00000000081FA000-memory.dmp

        Filesize

        40KB

      • memory/4980-142-0x00000000069A0000-0x0000000006A06000-memory.dmp

        Filesize

        408KB

      • memory/4980-141-0x00000000068D0000-0x00000000068EE000-memory.dmp

        Filesize

        120KB

      • memory/4980-140-0x0000000006D70000-0x000000000729C000-memory.dmp

        Filesize

        5.2MB

      • memory/4980-139-0x0000000005BD0000-0x0000000005BDA000-memory.dmp

        Filesize

        40KB

      • memory/4980-138-0x0000000005CC0000-0x0000000005D10000-memory.dmp

        Filesize

        320KB

      • memory/4980-137-0x0000000005C30000-0x0000000005CA6000-memory.dmp

        Filesize

        472KB

      • memory/4980-136-0x0000000005E00000-0x0000000005FC2000-memory.dmp

        Filesize

        1.8MB

      • memory/4980-135-0x0000000005C20000-0x0000000005C30000-memory.dmp

        Filesize

        64KB

      • memory/4980-134-0x0000000006150000-0x00000000066F6000-memory.dmp

        Filesize

        5.6MB

      • memory/4980-133-0x0000000072F60000-0x0000000073711000-memory.dmp

        Filesize

        7.7MB

      • memory/4980-132-0x0000000005AF0000-0x0000000005B82000-memory.dmp

        Filesize

        584KB

      • memory/4980-131-0x00000000013A0000-0x0000000001466000-memory.dmp

        Filesize

        792KB

      • memory/4980-127-0x00000000713D0000-0x00000000726E7000-memory.dmp

        Filesize

        19.1MB