Analysis

  • max time kernel
    146s
  • max time network
    148s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240426-en
  • resource tags

    arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    28-04-2024 22:01

General

  • Target

    a91b0a8db700951e27f541810e599f3b46eebc2ba1d5da6633a149bbcf4ff171.exe

  • Size

    451KB

  • MD5

    2aa3f11505d5184722916a74ba5e301b

  • SHA1

    b39fd4f91643c66ce575344ed232831a50d0b350

  • SHA256

    a91b0a8db700951e27f541810e599f3b46eebc2ba1d5da6633a149bbcf4ff171

  • SHA512

    646dd1d0f6b3778c336d523262d48e1dd5f6739b7d51872de3fc9a06569c765034e5cb1e1684b1a5ad797305c205f860d282f3a4fc609a714cdbfd4749950f4a

  • SSDEEP

    12288:Dt++0WACRaBnCQ08O0y+li0pUIZ53+gXWN1RUr:ihC1gp+Qk1RUr

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
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 3 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 28 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\a91b0a8db700951e27f541810e599f3b46eebc2ba1d5da6633a149bbcf4ff171.exe
    "C:\Users\Admin\AppData\Local\Temp\a91b0a8db700951e27f541810e599f3b46eebc2ba1d5da6633a149bbcf4ff171.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3232
    • C:\Users\Admin\AppData\Local\Temp\u2hs.0.exe
      "C:\Users\Admin\AppData\Local\Temp\u2hs.0.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      PID:1292
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1292 -s 2472
        3⤵
        • Program crash
        PID:360
    • C:\Users\Admin\AppData\Local\Temp\u2hs.2\run.exe
      "C:\Users\Admin\AppData\Local\Temp\u2hs.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:2080
      • 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:1952
        • 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:1260
    • C:\Users\Admin\AppData\Local\Temp\u2hs.3.exe
      "C:\Users\Admin\AppData\Local\Temp\u2hs.3.exe"
      2⤵
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:484
      • 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:1900
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3232 -s 1160
      2⤵
      • Program crash
      PID:2608
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 1292 -ip 1292
    1⤵
      PID:4780
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 3232 -ip 3232
      1⤵
        PID:2620

      Network

      MITRE ATT&CK Matrix ATT&CK v13

      Credential Access

      Unsecured Credentials

      3
      T1552

      Credentials In Files

      3
      T1552.001

      Discovery

      Query Registry

      3
      T1012

      System Information Discovery

      3
      T1082

      Peripheral Device Discovery

      1
      T1120

      Collection

      Data from Local System

      3
      T1005

      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\b9bf6246
        Filesize

        1.4MB

        MD5

        88fd6bfb657ee8b989f507eb7508bccb

        SHA1

        9c15cfb65de7c27ac029dc75dcc2f47704f86b5f

        SHA256

        67912513511a20dcc7a843114b6ea124fa9c8d51e0b713502104bbcbe5a0d005

        SHA512

        36bf29bf2b1d181c639c4dc1bb6e408b05ac39b0f052f10852516de4035d9f7fa2dc19647eeff34a9d6465de3d179fdb9e0bc3bc52343b1066f27693fd473ee4

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

        2KB

        MD5

        2c22d3441b76efb25ecb794ec0614ead

        SHA1

        30fee81f6cc013542d29bf135ed9426f6524057d

        SHA256

        35a4300d112f3d46f75057f0cc13c5d15b67de393ad7801cf710dce3af482cbc

        SHA512

        248c2dcb41326a08d901c7308ca7d16d77583b895847120ee7f26f88b991f0a7039d861be35a6abdd70f3ba3335ba983dedb12f65c7547be69b3ae2590dc1e59

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

        3KB

        MD5

        7197f1a1dc9a3f1505198cd0cd282190

        SHA1

        e12ed6694504a043ec385174a2ac32b3829f2275

        SHA256

        6ac61d384dc374ce70d3cbbcdd9a0e0806ab0044ab2e7db51abf47462f34bfe0

        SHA512

        e2e095d69ac86a9a795075b86fd661913a25f42ef3f6d05c3a25ee0f59cfd45fda3e498450f962daaf16b9536d76f0954047fdb44112e07a39d6525324fb1b8b

      • C:\Users\Admin\AppData\Local\Temp\tmpFE85.tmp
        Filesize

        20KB

        MD5

        42c395b8db48b6ce3d34c301d1eba9d5

        SHA1

        b7cfa3de344814bec105391663c0df4a74310996

        SHA256

        5644546ecefc6786c7be5b1a89e935e640963ccd34b130f21baab9370cb9055d

        SHA512

        7b9214db96e9bec8745b4161a41c4c0520cdda9950f0cd3f12c7744227a25d639d07c0dd68b552cf1e032181c2e4f8297747f27bad6c7447b0f415a86bd82845

      • C:\Users\Admin\AppData\Local\Temp\tmpFEA7.tmp
        Filesize

        20KB

        MD5

        22be08f683bcc01d7a9799bbd2c10041

        SHA1

        2efb6041cf3d6e67970135e592569c76fc4c41de

        SHA256

        451c2c0cf3b7cb412a05347c6e75ed8680f0d2e5f2ab0f64cc2436db9309a457

        SHA512

        0eef192b3d5abe5d2435acf54b42c729c3979e4ad0b73d36666521458043ee7df1e10386bef266d7df9c31db94fb2833152bb2798936cb2082715318ef05d936

      • C:\Users\Admin\AppData\Local\Temp\u2hs.0.exe
        Filesize

        306KB

        MD5

        80b6ab6a94be9f1cc5326fb7eafe8bc1

        SHA1

        177176a6d021829b3c9c5f4c56bd1818e49c7843

        SHA256

        fc78e8de8a0ef72dba38b06c7f884087a37db530035976a88a230fe0c683c4cc

        SHA512

        4838e8a2288dd343a6c4594096a0241ba843f0960f5e3c223bb14c3767672131a2326f2f60cbb0d6e1100ae8c7dfe2b9e26bd2eea2e7cfcab3707686d88a58d7

      • C:\Users\Admin\AppData\Local\Temp\u2hs.1.zip
        Filesize

        3.7MB

        MD5

        78d3ca6355c93c72b494bb6a498bf639

        SHA1

        2fa4e5df74bfe75c207c881a1b0d3bc1c62c8b0e

        SHA256

        a1dd547a63b256aa6a16871ed03f8b025226f7617e67b8817a08444df077b001

        SHA512

        1b2df7bee2514aee7efd3579f5dd33c76b40606d07dba69a34c45747662fad61174db4931bca02b058830107959205e889fee74f8ccc9f6e03f9fd111761f4ea

      • C:\Users\Admin\AppData\Local\Temp\u2hs.2\UIxMarketPlugin.dll
        Filesize

        1.6MB

        MD5

        d1ba9412e78bfc98074c5d724a1a87d6

        SHA1

        0572f98d78fb0b366b5a086c2a74cc68b771d368

        SHA256

        cbcea8f28d8916219d1e8b0a8ca2db17e338eb812431bc4ad0cb36c06fd67f15

        SHA512

        8765de36d3824b12c0a4478c31b985878d4811bd0e5b6fba4ea07f8c76340bd66a2da3490d4871b95d9a12f96efc25507dfd87f431de211664dbe9a9c914af6f

      • C:\Users\Admin\AppData\Local\Temp\u2hs.2\bunch.dat
        Filesize

        1.3MB

        MD5

        1e8237d3028ab52821d69099e0954f97

        SHA1

        30a6ae353adda0c471c6ed5b7a2458b07185abf2

        SHA256

        9387488f9d338e211be2cb45109bf590a5070180bc0d4a703f70d3cb3c4e1742

        SHA512

        a6406d7c18694ee014d59df581f1f76e980b68e3361ae680dc979606a423eba48d35e37f143154dd97fe5f066baf0ea51a2e9f8bc822d593e1cba70ead6559f3

      • C:\Users\Admin\AppData\Local\Temp\u2hs.2\relay.dll
        Filesize

        1.5MB

        MD5

        10d51becd0bbce0fab147ff9658c565e

        SHA1

        4689a18112ff876d3c066bc8c14a08fd6b7b7a4a

        SHA256

        7b2db9c88f60ed6dd24b1dec321a304564780fdb191a96ec35c051856128f1ed

        SHA512

        29faf493bb28f7842c905adc5312f31741effb09f841059b53d73b22aea2c4d41d73db10bbf37703d6aeb936ffacbc756a3cc85ba3c0b6a6863ef4d27fefcd29

      • C:\Users\Admin\AppData\Local\Temp\u2hs.2\run.exe
        Filesize

        2.4MB

        MD5

        9fb4770ced09aae3b437c1c6eb6d7334

        SHA1

        fe54b31b0db8665aa5b22bed147e8295afc88a03

        SHA256

        a05b592a971fe5011554013bcfe9a4aaf9cfc633bdd1fe3a8197f213d557b8d3

        SHA512

        140fee6daf23fe8b7e441b3b4de83554af804f00ecedc421907a385ac79a63164bd9f28b4be061c2ea2262755d85e14d3a8e7dc910547837b664d78d93667256

      • C:\Users\Admin\AppData\Local\Temp\u2hs.2\whale.dbf
        Filesize

        85KB

        MD5

        a723bf46048e0bfb15b8d77d7a648c3e

        SHA1

        8952d3c34e9341e4425571e10f22b782695bb915

        SHA256

        b440170853bdb43b66497f701aee2901080326975140b095a1669cb9dee13422

        SHA512

        ca8ea2f7f3c7af21b5673a0a3f2611b6580a7ed02efa2cfd8b343eb644ff09682bde43b25ef7aab68530d5ce31dcbd252c382dd336ecb610d4c4ebde78347273

      • C:\Users\Admin\AppData\Local\Temp\u2hs.3.exe
        Filesize

        4.6MB

        MD5

        397926927bca55be4a77839b1c44de6e

        SHA1

        e10f3434ef3021c399dbba047832f02b3c898dbd

        SHA256

        4f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7

        SHA512

        cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954

      • memory/484-242-0x0000000000400000-0x00000000008AD000-memory.dmp
        Filesize

        4.7MB

      • memory/1260-284-0x0000000005180000-0x00000000051D0000-memory.dmp
        Filesize

        320KB

      • memory/1260-288-0x0000000005F90000-0x0000000005FF6000-memory.dmp
        Filesize

        408KB

      • memory/1260-279-0x0000000000900000-0x00000000009C6000-memory.dmp
        Filesize

        792KB

      • memory/1260-287-0x0000000005820000-0x000000000583E000-memory.dmp
        Filesize

        120KB

      • memory/1260-283-0x00000000052A0000-0x0000000005316000-memory.dmp
        Filesize

        472KB

      • memory/1260-286-0x0000000006430000-0x000000000695C000-memory.dmp
        Filesize

        5.2MB

      • memory/1260-285-0x0000000005110000-0x000000000511A000-memory.dmp
        Filesize

        40KB

      • memory/1260-282-0x0000000005630000-0x00000000057F2000-memory.dmp
        Filesize

        1.8MB

      • memory/1260-280-0x0000000005200000-0x0000000005292000-memory.dmp
        Filesize

        584KB

      • memory/1260-281-0x0000000005850000-0x0000000005DF6000-memory.dmp
        Filesize

        5.6MB

      • memory/1260-276-0x0000000072A70000-0x0000000073D87000-memory.dmp
        Filesize

        19.1MB

      • memory/1260-307-0x00000000076D0000-0x00000000076DA000-memory.dmp
        Filesize

        40KB

      • memory/1292-18-0x0000000000400000-0x0000000001A18000-memory.dmp
        Filesize

        22.1MB

      • memory/1292-16-0x0000000001B90000-0x0000000001C90000-memory.dmp
        Filesize

        1024KB

      • memory/1292-17-0x0000000003740000-0x0000000003767000-memory.dmp
        Filesize

        156KB

      • memory/1292-186-0x0000000000400000-0x0000000001A18000-memory.dmp
        Filesize

        22.1MB

      • memory/1292-19-0x0000000061E00000-0x0000000061EF3000-memory.dmp
        Filesize

        972KB

      • memory/1900-270-0x0000027726DD0000-0x0000027726DDC000-memory.dmp
        Filesize

        48KB

      • memory/1900-243-0x0000027703DC0000-0x00000277076B8000-memory.dmp
        Filesize

        57.0MB

      • memory/1900-248-0x0000027721F30000-0x0000027721F54000-memory.dmp
        Filesize

        144KB

      • memory/1900-249-0x00000277220B0000-0x00000277220BA000-memory.dmp
        Filesize

        40KB

      • memory/1900-254-0x0000027722310000-0x0000027722386000-memory.dmp
        Filesize

        472KB

      • memory/1900-253-0x0000027722230000-0x0000027722292000-memory.dmp
        Filesize

        392KB

      • memory/1900-252-0x00000277221B0000-0x000002772222A000-memory.dmp
        Filesize

        488KB

      • memory/1900-251-0x0000027722180000-0x00000277221AA000-memory.dmp
        Filesize

        168KB

      • memory/1900-255-0x0000027721D70000-0x0000027721D7A000-memory.dmp
        Filesize

        40KB

      • memory/1900-250-0x00000277220C0000-0x0000027722172000-memory.dmp
        Filesize

        712KB

      • memory/1900-259-0x0000027722390000-0x0000027722690000-memory.dmp
        Filesize

        3.0MB

      • memory/1900-261-0x0000027726DB0000-0x0000027726DB8000-memory.dmp
        Filesize

        32KB

      • memory/1900-263-0x0000027726700000-0x000002772670E000-memory.dmp
        Filesize

        56KB

      • memory/1900-262-0x0000027726730000-0x0000027726768000-memory.dmp
        Filesize

        224KB

      • memory/1900-265-0x0000027727060000-0x0000027727082000-memory.dmp
        Filesize

        136KB

      • memory/1900-264-0x0000027727050000-0x000002772705A000-memory.dmp
        Filesize

        40KB

      • memory/1900-266-0x00000277275B0000-0x0000027727AD8000-memory.dmp
        Filesize

        5.2MB

      • memory/1900-247-0x0000027721EC0000-0x0000027721ED4000-memory.dmp
        Filesize

        80KB

      • memory/1900-269-0x0000027726E20000-0x0000027726E70000-memory.dmp
        Filesize

        320KB

      • memory/1900-271-0x0000027726E70000-0x0000027726E92000-memory.dmp
        Filesize

        136KB

      • memory/1900-244-0x0000027721DA0000-0x0000027721EB0000-memory.dmp
        Filesize

        1.1MB

      • memory/1900-273-0x0000027726EA0000-0x0000027726EBE000-memory.dmp
        Filesize

        120KB

      • memory/1900-245-0x0000027721EB0000-0x0000027721EC0000-memory.dmp
        Filesize

        64KB

      • memory/1900-246-0x0000027721ED0000-0x0000027721EDC000-memory.dmp
        Filesize

        48KB

      • memory/1952-272-0x0000000072680000-0x00000000727FD000-memory.dmp
        Filesize

        1.5MB

      • memory/1952-191-0x00007FFC7D9E0000-0x00007FFC7DBE9000-memory.dmp
        Filesize

        2.0MB

      • memory/2080-187-0x0000000072680000-0x00000000727FD000-memory.dmp
        Filesize

        1.5MB

      • memory/2080-179-0x00007FFC7D9E0000-0x00007FFC7DBE9000-memory.dmp
        Filesize

        2.0MB

      • memory/2080-178-0x0000000072680000-0x00000000727FD000-memory.dmp
        Filesize

        1.5MB

      • memory/3232-2-0x0000000003610000-0x000000000367D000-memory.dmp
        Filesize

        436KB

      • memory/3232-210-0x0000000000400000-0x0000000001A3C000-memory.dmp
        Filesize

        22.2MB

      • memory/3232-209-0x0000000003610000-0x000000000367D000-memory.dmp
        Filesize

        436KB

      • memory/3232-193-0x0000000001B10000-0x0000000001C10000-memory.dmp
        Filesize

        1024KB

      • memory/3232-190-0x0000000000400000-0x0000000001A3C000-memory.dmp
        Filesize

        22.2MB

      • memory/3232-3-0x0000000000400000-0x0000000001A3C000-memory.dmp
        Filesize

        22.2MB

      • memory/3232-1-0x0000000001B10000-0x0000000001C10000-memory.dmp
        Filesize

        1024KB