Analysis

  • max time kernel
    133s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-05-2024 21:42

General

  • Target

    1c6ec6d8a7d0be8a38b983777a66d3a0_NEAS.exe

  • Size

    470KB

  • MD5

    1c6ec6d8a7d0be8a38b983777a66d3a0

  • SHA1

    7f4ffaab20d63c5995362ef4defd70c16e8694e1

  • SHA256

    15d74c4748b0157bfb6f22a8fef4471d48eb8091e785cc3ef42ac33f89244189

  • SHA512

    83913967f83c267ac06cf7c9cdb3943083e46fb536071107614bdf750e6bfe1e5f189adaf568bc02174125ac5992545ca8a26d2ed85a94fec1876ddae4750b40

  • SSDEEP

    6144:rXfzbu1V3OQQFQMRxpZL9yZuAGyZUy+4WJKpaWbP64LlwvfVriPF:rX7S1V3hQFQMRxxryZsBKpaaSHVriPF

Malware Config

Extracted

Family

stealc

C2

http://185.172.128.150

Attributes
  • url_path

    /c698e1bc8a2f5e6d.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
  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 5 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • 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.

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 37 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 1 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1c6ec6d8a7d0be8a38b983777a66d3a0_NEAS.exe
    "C:\Users\Admin\AppData\Local\Temp\1c6ec6d8a7d0be8a38b983777a66d3a0_NEAS.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:3016
    • C:\Users\Admin\AppData\Local\Temp\u2bs.0.exe
      "C:\Users\Admin\AppData\Local\Temp\u2bs.0.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      PID:3692
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3692 -s 2356
        3⤵
        • Program crash
        PID:688
    • C:\Users\Admin\AppData\Local\Temp\u2bs.2\run.exe
      "C:\Users\Admin\AppData\Local\Temp\u2bs.2\run.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:976
      • 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:1148
        • 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:2176
    • C:\Users\Admin\AppData\Local\Temp\u2bs.3.exe
      "C:\Users\Admin\AppData\Local\Temp\u2bs.3.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:1132
      • 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:3664
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3016 -s 1052
      2⤵
      • Program crash
      PID:916
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3016 -ip 3016
    1⤵
      PID:860
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 3692 -ip 3692
      1⤵
        PID:4384

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\ProgramData\Are.docx

        Filesize

        11KB

        MD5

        a33e5b189842c5867f46566bdbf7a095

        SHA1

        e1c06359f6a76da90d19e8fd95e79c832edb3196

        SHA256

        5abf8e3d1f78de7b09d7f6fb87f9e80e60caacf13ef3c1289665653dacd7c454

        SHA512

        f2ad3812ec9b915e9618539b0f103f2e9acaad25fbbacd84941c954ce070af231324e83a4621e951c1dbae8d40d50410954e40dd52bbd46e34c54b0d1957407b

      • C:\ProgramData\mozglue.dll

        Filesize

        593KB

        MD5

        c8fd9be83bc728cc04beffafc2907fe9

        SHA1

        95ab9f701e0024cedfbd312bcfe4e726744c4f2e

        SHA256

        ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

        SHA512

        fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

      • C:\ProgramData\nss3.dll

        Filesize

        2.0MB

        MD5

        1cc453cdf74f31e4d913ff9c10acdde2

        SHA1

        6e85eae544d6e965f15fa5c39700fa7202f3aafe

        SHA256

        ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

        SHA512

        dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

      • C:\Users\Admin\AppData\Local\Temp\b03a746d

        Filesize

        1.4MB

        MD5

        039011821649ed14a61b385bf8134cdf

        SHA1

        05aa22257e3be1d47db729a18a3196a9166e8db4

        SHA256

        0813744a04aa12d40878490661ead3fd39f94f621e0eb5acd2ce0018a8a3d5a2

        SHA512

        60cbeee451bce200f1a7c2f609cce745af0d23e9e90ed1480c44b60ee67b28c052e42252582a0ffa97cb5af565622ffb9c7aae7e3fea9a41d131c07acdc5f893

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

        Filesize

        2KB

        MD5

        f99c75a261f81ab20937bdc0c1e1c34d

        SHA1

        5a75f1e05e23a8213ddd07f124ac65c78b932b3e

        SHA256

        15068fe976db986e46da2a8315b1260cee12541e38a43fc190c71e1e5ffc5c56

        SHA512

        fc66813b04b42684f03f9b6ef8f2f0090ee0ce3e273dc9216096dd40c1bb3d3faf0767f4b1a0a5cfd5ba3534ecb3facfa7e287c38d1108ec8a1185540d9bf2a2

      • C:\Users\Admin\AppData\Local\Temp\tmpD92B.tmp

        Filesize

        20KB

        MD5

        a603e09d617fea7517059b4924b1df93

        SHA1

        31d66e1496e0229c6a312f8be05da3f813b3fa9e

        SHA256

        ccd15f9c7a997ae2b5320ea856c7efc54b5055254d41a443d21a60c39c565cb7

        SHA512

        eadb844a84f8a660c578a2f8e65ebcb9e0b9ab67422be957f35492ff870825a4b363f96fd1c546eaacfd518f6812fcf57268ef03c149e5b1a7af145c7100e2cc

      • C:\Users\Admin\AppData\Local\Temp\tmpD94D.tmp

        Filesize

        20KB

        MD5

        49693267e0adbcd119f9f5e02adf3a80

        SHA1

        3ba3d7f89b8ad195ca82c92737e960e1f2b349df

        SHA256

        d76e7512e496b7c8d9fcd3010a55e2e566881dc6dacaf0343652a4915d47829f

        SHA512

        b4b9fcecf8d277bb0ccbb25e08f3559e3fc519d85d8761d8ad5bca983d04eb55a20d3b742b15b9b31a7c9187da40ad5c48baa7a54664cae4c40aa253165cbaa2

      • C:\Users\Admin\AppData\Local\Temp\u2bs.0.exe

        Filesize

        281KB

        MD5

        1d04ff520d8adc764737cf309ebdb6af

        SHA1

        2925972bd8d43c24cdedff8542e0734765ea9fe8

        SHA256

        b9a9e7af93e1bfe5405f6eece72fd71f81c5d946c7d964a0eb66a22342e0dd70

        SHA512

        98d5243bbd749a65acbf4f9b7caa86a71d3dc11f34bd42b49bb56e3694dec606ada877aad51fc6597d5b59cd66e2926b0d2afad428049ab3e66d38d4445533ba

      • C:\Users\Admin\AppData\Local\Temp\u2bs.1.zip

        Filesize

        1.6MB

        MD5

        9bb67e904ac371b5ffd143f8fb54e1e2

        SHA1

        58009e463133af8b89b59716fe255b118eca872c

        SHA256

        44afbc66f029be48db5d01678a0af7baf541e4a61d4b07391aa0470f0a961ded

        SHA512

        573c196dc87a1d3ea22b3ebdd2be1e4fbfbd3ea431694ec5e503f5cc6717b7d63a478c5c981ba5b467176aadd352c92f1d026b60a28b8ff76390af6903c1cdc0

      • C:\Users\Admin\AppData\Local\Temp\u2bs.2\ASUS_WMI.dll

        Filesize

        224KB

        MD5

        3f109a02c8d642e8003a1188df40d861

        SHA1

        f723f38471b8872443aa9177eef12a96c02cc84a

        SHA256

        6523b44da6fa7078c7795b7705498e487b0625e28e15aec2d270c6e4a909b5a5

        SHA512

        023696a52d48c465ab62e3ee754b445093b8a0ed0a232b430ce1f0db3dae382c9e1fba210c2b04d1018cc29bfb69c546976912f3939a76e98bcb792ae57af0da

      • C:\Users\Admin\AppData\Local\Temp\u2bs.2\ATKEX.dll

        Filesize

        84KB

        MD5

        e68562f63265e1a70881446b4b9dc455

        SHA1

        da16ef9367bde3ce892b1a0e33bc179d8acdceb3

        SHA256

        c8b16f1c6883a23021da37d9116a757f971fe919d64ef8f9dba17a7d8dd39adb

        SHA512

        6bedea10a5b50f6e93e8566c18970c8ad1b8dfc7d5961069fc5d5216dcdded0b2a2ad8dd91f4ad80f8604d573a343c126df238ee5c448cdc26b899077957a674

      • C:\Users\Admin\AppData\Local\Temp\u2bs.2\AsIO.dll

        Filesize

        120KB

        MD5

        f383f6f4e764619bd19e319335d3ef2b

        SHA1

        99f287e49a15e495b4ead8e5589364a5f87b357e

        SHA256

        03951dfe05bf74c61568aed50b9d8ce5ecf0e0c2b8e73bc37e1a699ae7eebc9d

        SHA512

        6fa960a084f42e6de25b74782d205c48ca9329997fc2ae8db902bb653da5e878ed92ced6b37472248d5bdc820fc48080ae4fce41556c4b20a049e30bf93d6934

      • C:\Users\Admin\AppData\Local\Temp\u2bs.2\doubled.doc

        Filesize

        1.2MB

        MD5

        f344794dc910dc343f92ded2c6b5e0ab

        SHA1

        e5878518ce55ce5bd1890d5e04a82eb22d5a848a

        SHA256

        3cf94707697ce0141960b05a15cbd3c3b791196995b1d21c4ff6bfb59997e235

        SHA512

        ee00ad0c728c750b6c75001ba52df7ef367bebf1cbc01e2c9370dd42b1867b5347d5e68254f427dddde3214f2fae1341ab76c7faa3a4724e1d1d43fae97d3a58

      • C:\Users\Admin\AppData\Local\Temp\u2bs.2\protactinium.log

        Filesize

        84KB

        MD5

        a276acc3fd657d7665bd4ddce8fb9749

        SHA1

        c02642eec3f4e8b0314045ee95e0a15abd853ea8

        SHA256

        6565f36d224ff27d89ad39a0d87f851f64308834d86e8a7cd02e9e1ea44187c8

        SHA512

        178476d229ff011cb1f39048acae46b42a80b2ec209b283a8237604646b09224446c5bb3a690191c4fd58813611d7c06b4fb23699cd76ad020a5d0bf4d456d79

      • C:\Users\Admin\AppData\Local\Temp\u2bs.2\run.exe

        Filesize

        446KB

        MD5

        485008b43f0edceba0e0d3ca04bc1c1a

        SHA1

        55ae8f105af415bb763d1b87f6572f078052877c

        SHA256

        12c22ba646232d5d5087d0300d5cfd46fed424f26143a02dc866f1bfceab3c10

        SHA512

        402652786daae635c7405f5fa0924d768cbde2086f9f57b10f00f921dec98e37168f5c3a6baa5593ba9a478f3971d32747c517ffd485d25634c924e6b08815b1

      • C:\Users\Admin\AppData\Local\Temp\u2bs.3.exe

        Filesize

        4.6MB

        MD5

        397926927bca55be4a77839b1c44de6e

        SHA1

        e10f3434ef3021c399dbba047832f02b3c898dbd

        SHA256

        4f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7

        SHA512

        cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954

      • memory/976-188-0x0000000073030000-0x00000000731AB000-memory.dmp

        Filesize

        1.5MB

      • memory/976-119-0x00007FFA847F0000-0x00007FFA849E5000-memory.dmp

        Filesize

        2.0MB

      • memory/976-118-0x0000000073030000-0x00000000731AB000-memory.dmp

        Filesize

        1.5MB

      • memory/1132-251-0x0000000000400000-0x00000000008AD000-memory.dmp

        Filesize

        4.7MB

      • memory/1132-240-0x0000000000400000-0x00000000008AD000-memory.dmp

        Filesize

        4.7MB

      • memory/1148-237-0x00007FFA847F0000-0x00007FFA849E5000-memory.dmp

        Filesize

        2.0MB

      • memory/1148-283-0x0000000073030000-0x00000000731AB000-memory.dmp

        Filesize

        1.5MB

      • memory/2176-316-0x0000000007580000-0x000000000758A000-memory.dmp

        Filesize

        40KB

      • memory/2176-292-0x0000000004DF0000-0x0000000004E66000-memory.dmp

        Filesize

        472KB

      • memory/2176-285-0x0000000071BD0000-0x0000000072E24000-memory.dmp

        Filesize

        18.3MB

      • memory/2176-288-0x0000000000620000-0x00000000006E6000-memory.dmp

        Filesize

        792KB

      • memory/2176-297-0x0000000005B70000-0x0000000005BD6000-memory.dmp

        Filesize

        408KB

      • memory/2176-289-0x0000000004CC0000-0x0000000004D52000-memory.dmp

        Filesize

        584KB

      • memory/2176-290-0x0000000005320000-0x00000000058C4000-memory.dmp

        Filesize

        5.6MB

      • memory/2176-291-0x0000000005050000-0x0000000005212000-memory.dmp

        Filesize

        1.8MB

      • memory/2176-296-0x0000000005A80000-0x0000000005A9E000-memory.dmp

        Filesize

        120KB

      • memory/2176-295-0x0000000005F00000-0x000000000642C000-memory.dmp

        Filesize

        5.2MB

      • memory/2176-294-0x0000000004D90000-0x0000000004D9A000-memory.dmp

        Filesize

        40KB

      • memory/2176-318-0x00000000052A0000-0x00000000052B2000-memory.dmp

        Filesize

        72KB

      • memory/2176-293-0x0000000004E80000-0x0000000004ED0000-memory.dmp

        Filesize

        320KB

      • memory/3016-2-0x0000000003680000-0x00000000036ED000-memory.dmp

        Filesize

        436KB

      • memory/3016-173-0x0000000003680000-0x00000000036ED000-memory.dmp

        Filesize

        436KB

      • memory/3016-172-0x0000000000400000-0x0000000001A3F000-memory.dmp

        Filesize

        22.2MB

      • memory/3016-174-0x0000000000400000-0x0000000000470000-memory.dmp

        Filesize

        448KB

      • memory/3016-1-0x0000000001B60000-0x0000000001C60000-memory.dmp

        Filesize

        1024KB

      • memory/3016-3-0x0000000000400000-0x0000000000470000-memory.dmp

        Filesize

        448KB

      • memory/3664-254-0x0000024A01D80000-0x0000024A01D90000-memory.dmp

        Filesize

        64KB

      • memory/3664-264-0x0000024A00440000-0x0000024A0044A000-memory.dmp

        Filesize

        40KB

      • memory/3664-268-0x0000024A1ACC0000-0x0000024A1AFC0000-memory.dmp

        Filesize

        3.0MB

      • memory/3664-270-0x0000024A80F50000-0x0000024A80F58000-memory.dmp

        Filesize

        32KB

      • memory/3664-271-0x0000024A81040000-0x0000024A81078000-memory.dmp

        Filesize

        224KB

      • memory/3664-272-0x0000024A80F60000-0x0000024A80F6E000-memory.dmp

        Filesize

        56KB

      • memory/3664-273-0x0000024A1F030000-0x0000024A1F03A000-memory.dmp

        Filesize

        40KB

      • memory/3664-274-0x0000024A1F040000-0x0000024A1F062000-memory.dmp

        Filesize

        136KB

      • memory/3664-275-0x0000024A203F0000-0x0000024A20918000-memory.dmp

        Filesize

        5.2MB

      • memory/3664-279-0x0000024A1F060000-0x0000024A1F06C000-memory.dmp

        Filesize

        48KB

      • memory/3664-278-0x0000024A81080000-0x0000024A810D0000-memory.dmp

        Filesize

        320KB

      • memory/3664-280-0x0000024A810D0000-0x0000024A810F2000-memory.dmp

        Filesize

        136KB

      • memory/3664-281-0x0000024A80F90000-0x0000024A80FAE000-memory.dmp

        Filesize

        120KB

      • memory/3664-263-0x0000024A80FC0000-0x0000024A81036000-memory.dmp

        Filesize

        472KB

      • memory/3664-262-0x0000024A1AC60000-0x0000024A1ACC2000-memory.dmp

        Filesize

        392KB

      • memory/3664-261-0x0000024A1ABE0000-0x0000024A1AC5A000-memory.dmp

        Filesize

        488KB

      • memory/3664-260-0x0000024A1A700000-0x0000024A1A72A000-memory.dmp

        Filesize

        168KB

      • memory/3664-259-0x0000024A1A790000-0x0000024A1A842000-memory.dmp

        Filesize

        712KB

      • memory/3664-258-0x0000024A00430000-0x0000024A0043A000-memory.dmp

        Filesize

        40KB

      • memory/3664-257-0x0000024A1A6E0000-0x0000024A1A704000-memory.dmp

        Filesize

        144KB

      • memory/3664-256-0x0000024A01D90000-0x0000024A01DA4000-memory.dmp

        Filesize

        80KB

      • memory/3664-255-0x0000024A01DA0000-0x0000024A01DAC000-memory.dmp

        Filesize

        48KB

      • memory/3664-253-0x0000024A1A990000-0x0000024A1AAA0000-memory.dmp

        Filesize

        1.1MB

      • memory/3664-252-0x0000024A7D640000-0x0000024A80F38000-memory.dmp

        Filesize

        57.0MB

      • memory/3692-236-0x0000000000400000-0x0000000001A10000-memory.dmp

        Filesize

        22.1MB

      • memory/3692-200-0x0000000000400000-0x0000000001A10000-memory.dmp

        Filesize

        22.1MB

      • memory/3692-137-0x0000000061E00000-0x0000000061EF3000-memory.dmp

        Filesize

        972KB

      • memory/3692-14-0x0000000000400000-0x0000000001A10000-memory.dmp

        Filesize

        22.1MB

      • memory/3692-13-0x0000000000400000-0x0000000001A10000-memory.dmp

        Filesize

        22.1MB