Analysis

  • max time kernel
    142s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/05/2024, 22:12

General

  • Target

    67108cded7ae0e5d35e70cba5d095a0c0411cb74694115c1826e728243c4412e.exe

  • Size

    390KB

  • MD5

    eca43de54e4add478849ed721a6c70d2

  • SHA1

    7fab60955a0c84e5f954a8e27a5f7b69fd35f79a

  • SHA256

    67108cded7ae0e5d35e70cba5d095a0c0411cb74694115c1826e728243c4412e

  • SHA512

    94f1d28f2057339987c2f7394939053b01a61767295510941128b8b023f2bd113c40d217ffbd046e2cb7eb6cb882c9d353bab0a91c8ed67e61336c1e0034c8c2

  • SSDEEP

    6144:tnFDylqEt71yBuj59x+btkI4pcPNFfz65Xmo+agu+Q9QD6q:dg8EtQ8Wt/Pbehmq9tq

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 27 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 WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\67108cded7ae0e5d35e70cba5d095a0c0411cb74694115c1826e728243c4412e.exe
    "C:\Users\Admin\AppData\Local\Temp\67108cded7ae0e5d35e70cba5d095a0c0411cb74694115c1826e728243c4412e.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1868
    • C:\Users\Admin\AppData\Local\Temp\u1fw.0.exe
      "C:\Users\Admin\AppData\Local\Temp\u1fw.0.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      PID:336
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 336 -s 2320
        3⤵
        • Program crash
        PID:3084
    • C:\Users\Admin\AppData\Local\Temp\u1fw.2\run.exe
      "C:\Users\Admin\AppData\Local\Temp\u1fw.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:844
      • 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:8
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
          C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
          4⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:2720
    • C:\Users\Admin\AppData\Local\Temp\u1fw.3.exe
      "C:\Users\Admin\AppData\Local\Temp\u1fw.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:2408
      • 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:2984
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1868 -s 1068
      2⤵
      • Program crash
      PID:5004
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1868 -ip 1868
    1⤵
      PID:2976
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 564 -p 336 -ip 336
      1⤵
        PID:360

      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\3448740a

              Filesize

              1.4MB

              MD5

              6631abb81a0d0bea265c35868693a579

              SHA1

              af4c5168891e93dd0e215351f75fa1106b4c1643

              SHA256

              1170d673de9c4b4c3afdb895a77799e5ef4bb18c1a6762ccacb6e98e6ca0bdb0

              SHA512

              54ce91c9cdb0a390a80e432f938e1f3a9a64bdfcf9149bb799c6b251b19d4018dc868c0a3c8f9f6326453e04a06e78daf7d46bd7fd30bf0a598f77305f319c03

            • C:\Users\Admin\AppData\Local\Temp\tmp342B.tmp

              Filesize

              20KB

              MD5

              42c395b8db48b6ce3d34c301d1eba9d5

              SHA1

              b7cfa3de344814bec105391663c0df4a74310996

              SHA256

              5644546ecefc6786c7be5b1a89e935e640963ccd34b130f21baab9370cb9055d

              SHA512

              7b9214db96e9bec8745b4161a41c4c0520cdda9950f0cd3f12c7744227a25d639d07c0dd68b552cf1e032181c2e4f8297747f27bad6c7447b0f415a86bd82845

            • C:\Users\Admin\AppData\Local\Temp\tmp344E.tmp

              Filesize

              20KB

              MD5

              49693267e0adbcd119f9f5e02adf3a80

              SHA1

              3ba3d7f89b8ad195ca82c92737e960e1f2b349df

              SHA256

              d76e7512e496b7c8d9fcd3010a55e2e566881dc6dacaf0343652a4915d47829f

              SHA512

              b4b9fcecf8d277bb0ccbb25e08f3559e3fc519d85d8761d8ad5bca983d04eb55a20d3b742b15b9b31a7c9187da40ad5c48baa7a54664cae4c40aa253165cbaa2

            • C:\Users\Admin\AppData\Local\Temp\u1fw.0.exe

              Filesize

              291KB

              MD5

              612893f3af1d76a58eddb1399cb8a75e

              SHA1

              170080d0a93308ee7eabc2949a8f3342b809228c

              SHA256

              e71a371b4619a44df81513dd372ea02741ebf9d6438624503ff432c45329a256

              SHA512

              5c0a47a2a9a17dad4546601048d2b91447434f11eedce9629909c672c5e40edfa6c4ae101961c196fdccaa96bab5b428bd282bb9a6e5a96011e1c9a63c3541f7

            • C:\Users\Admin\AppData\Local\Temp\u1fw.1.zip

              Filesize

              1.6MB

              MD5

              9bb67e904ac371b5ffd143f8fb54e1e2

              SHA1

              58009e463133af8b89b59716fe255b118eca872c

              SHA256

              44afbc66f029be48db5d01678a0af7baf541e4a61d4b07391aa0470f0a961ded

              SHA512

              573c196dc87a1d3ea22b3ebdd2be1e4fbfbd3ea431694ec5e503f5cc6717b7d63a478c5c981ba5b467176aadd352c92f1d026b60a28b8ff76390af6903c1cdc0

            • C:\Users\Admin\AppData\Local\Temp\u1fw.2\ASUS_WMI.dll

              Filesize

              224KB

              MD5

              3f109a02c8d642e8003a1188df40d861

              SHA1

              f723f38471b8872443aa9177eef12a96c02cc84a

              SHA256

              6523b44da6fa7078c7795b7705498e487b0625e28e15aec2d270c6e4a909b5a5

              SHA512

              023696a52d48c465ab62e3ee754b445093b8a0ed0a232b430ce1f0db3dae382c9e1fba210c2b04d1018cc29bfb69c546976912f3939a76e98bcb792ae57af0da

            • C:\Users\Admin\AppData\Local\Temp\u1fw.2\ATKEX.dll

              Filesize

              84KB

              MD5

              e68562f63265e1a70881446b4b9dc455

              SHA1

              da16ef9367bde3ce892b1a0e33bc179d8acdceb3

              SHA256

              c8b16f1c6883a23021da37d9116a757f971fe919d64ef8f9dba17a7d8dd39adb

              SHA512

              6bedea10a5b50f6e93e8566c18970c8ad1b8dfc7d5961069fc5d5216dcdded0b2a2ad8dd91f4ad80f8604d573a343c126df238ee5c448cdc26b899077957a674

            • C:\Users\Admin\AppData\Local\Temp\u1fw.2\AsIO.dll

              Filesize

              120KB

              MD5

              f383f6f4e764619bd19e319335d3ef2b

              SHA1

              99f287e49a15e495b4ead8e5589364a5f87b357e

              SHA256

              03951dfe05bf74c61568aed50b9d8ce5ecf0e0c2b8e73bc37e1a699ae7eebc9d

              SHA512

              6fa960a084f42e6de25b74782d205c48ca9329997fc2ae8db902bb653da5e878ed92ced6b37472248d5bdc820fc48080ae4fce41556c4b20a049e30bf93d6934

            • C:\Users\Admin\AppData\Local\Temp\u1fw.2\doubled.doc

              Filesize

              1.2MB

              MD5

              f344794dc910dc343f92ded2c6b5e0ab

              SHA1

              e5878518ce55ce5bd1890d5e04a82eb22d5a848a

              SHA256

              3cf94707697ce0141960b05a15cbd3c3b791196995b1d21c4ff6bfb59997e235

              SHA512

              ee00ad0c728c750b6c75001ba52df7ef367bebf1cbc01e2c9370dd42b1867b5347d5e68254f427dddde3214f2fae1341ab76c7faa3a4724e1d1d43fae97d3a58

            • C:\Users\Admin\AppData\Local\Temp\u1fw.2\protactinium.log

              Filesize

              84KB

              MD5

              a276acc3fd657d7665bd4ddce8fb9749

              SHA1

              c02642eec3f4e8b0314045ee95e0a15abd853ea8

              SHA256

              6565f36d224ff27d89ad39a0d87f851f64308834d86e8a7cd02e9e1ea44187c8

              SHA512

              178476d229ff011cb1f39048acae46b42a80b2ec209b283a8237604646b09224446c5bb3a690191c4fd58813611d7c06b4fb23699cd76ad020a5d0bf4d456d79

            • C:\Users\Admin\AppData\Local\Temp\u1fw.2\run.exe

              Filesize

              446KB

              MD5

              485008b43f0edceba0e0d3ca04bc1c1a

              SHA1

              55ae8f105af415bb763d1b87f6572f078052877c

              SHA256

              12c22ba646232d5d5087d0300d5cfd46fed424f26143a02dc866f1bfceab3c10

              SHA512

              402652786daae635c7405f5fa0924d768cbde2086f9f57b10f00f921dec98e37168f5c3a6baa5593ba9a478f3971d32747c517ffd485d25634c924e6b08815b1

            • C:\Users\Admin\AppData\Local\Temp\u1fw.3.exe

              Filesize

              4.6MB

              MD5

              397926927bca55be4a77839b1c44de6e

              SHA1

              e10f3434ef3021c399dbba047832f02b3c898dbd

              SHA256

              4f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7

              SHA512

              cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954

            • memory/8-131-0x00007FFDA0F70000-0x00007FFDA1165000-memory.dmp

              Filesize

              2.0MB

            • memory/8-182-0x00000000732A0000-0x000000007341B000-memory.dmp

              Filesize

              1.5MB

            • memory/336-305-0x0000000000400000-0x0000000002B06000-memory.dmp

              Filesize

              39.0MB

            • memory/336-130-0x0000000000400000-0x0000000002B06000-memory.dmp

              Filesize

              39.0MB

            • memory/336-126-0x0000000000400000-0x0000000002B06000-memory.dmp

              Filesize

              39.0MB

            • memory/336-134-0x0000000061E00000-0x0000000061EF3000-memory.dmp

              Filesize

              972KB

            • memory/336-245-0x0000000000400000-0x0000000002B06000-memory.dmp

              Filesize

              39.0MB

            • memory/336-178-0x0000000000400000-0x0000000002B06000-memory.dmp

              Filesize

              39.0MB

            • memory/844-127-0x00000000732A0000-0x000000007341B000-memory.dmp

              Filesize

              1.5MB

            • memory/844-119-0x00000000732A0000-0x000000007341B000-memory.dmp

              Filesize

              1.5MB

            • memory/844-120-0x00007FFDA0F70000-0x00007FFDA1165000-memory.dmp

              Filesize

              2.0MB

            • memory/1868-167-0x0000000002F90000-0x0000000002FFD000-memory.dmp

              Filesize

              436KB

            • memory/1868-179-0x0000000000400000-0x0000000000470000-memory.dmp

              Filesize

              448KB

            • memory/1868-264-0x0000000000400000-0x0000000002B1F000-memory.dmp

              Filesize

              39.1MB

            • memory/1868-265-0x0000000000400000-0x0000000000470000-memory.dmp

              Filesize

              448KB

            • memory/1868-171-0x0000000002C90000-0x0000000002D90000-memory.dmp

              Filesize

              1024KB

            • memory/1868-133-0x0000000000400000-0x0000000002B1F000-memory.dmp

              Filesize

              39.1MB

            • memory/1868-16-0x0000000000400000-0x0000000002B1F000-memory.dmp

              Filesize

              39.1MB

            • memory/1868-1-0x0000000002C90000-0x0000000002D90000-memory.dmp

              Filesize

              1024KB

            • memory/1868-2-0x0000000002F90000-0x0000000002FFD000-memory.dmp

              Filesize

              436KB

            • memory/1868-3-0x0000000000400000-0x0000000000470000-memory.dmp

              Filesize

              448KB

            • memory/2408-303-0x0000000000400000-0x00000000008AD000-memory.dmp

              Filesize

              4.7MB

            • memory/2408-295-0x0000000000400000-0x00000000008AD000-memory.dmp

              Filesize

              4.7MB

            • memory/2720-196-0x0000000006380000-0x000000000639E000-memory.dmp

              Filesize

              120KB

            • memory/2720-185-0x00000000716F0000-0x0000000072944000-memory.dmp

              Filesize

              18.3MB

            • memory/2720-195-0x0000000006850000-0x0000000006D7C000-memory.dmp

              Filesize

              5.2MB

            • memory/2720-194-0x0000000005690000-0x000000000569A000-memory.dmp

              Filesize

              40KB

            • memory/2720-193-0x00000000056F0000-0x0000000005740000-memory.dmp

              Filesize

              320KB

            • memory/2720-192-0x0000000005770000-0x00000000057E6000-memory.dmp

              Filesize

              472KB

            • memory/2720-191-0x0000000005940000-0x0000000005B02000-memory.dmp

              Filesize

              1.8MB

            • memory/2720-190-0x0000000005C30000-0x00000000061D4000-memory.dmp

              Filesize

              5.6MB

            • memory/2720-189-0x00000000055E0000-0x0000000005672000-memory.dmp

              Filesize

              584KB

            • memory/2720-188-0x0000000000F20000-0x0000000000FE6000-memory.dmp

              Filesize

              792KB

            • memory/2720-197-0x0000000006470000-0x00000000064D6000-memory.dmp

              Filesize

              408KB

            • memory/2984-312-0x000002291B360000-0x000002291B36A000-memory.dmp

              Filesize

              40KB

            • memory/2984-317-0x0000022935970000-0x00000229359E6000-memory.dmp

              Filesize

              472KB

            • memory/2984-309-0x000002291B2D0000-0x000002291B2DC000-memory.dmp

              Filesize

              48KB

            • memory/2984-308-0x000002291B2B0000-0x000002291B2C0000-memory.dmp

              Filesize

              64KB

            • memory/2984-310-0x000002291B2C0000-0x000002291B2D4000-memory.dmp

              Filesize

              80KB

            • memory/2984-311-0x000002291B330000-0x000002291B354000-memory.dmp

              Filesize

              144KB

            • memory/2984-304-0x0000022915C80000-0x0000022919578000-memory.dmp

              Filesize

              57.0MB

            • memory/2984-313-0x0000022933C30000-0x0000022933CE2000-memory.dmp

              Filesize

              712KB

            • memory/2984-314-0x000002291B3D0000-0x000002291B3FA000-memory.dmp

              Filesize

              168KB

            • memory/2984-315-0x0000022935870000-0x00000229358EA000-memory.dmp

              Filesize

              488KB

            • memory/2984-316-0x000002291B400000-0x000002291B462000-memory.dmp

              Filesize

              392KB

            • memory/2984-307-0x0000022935620000-0x0000022935730000-memory.dmp

              Filesize

              1.1MB

            • memory/2984-318-0x000002291B370000-0x000002291B37A000-memory.dmp

              Filesize

              40KB

            • memory/2984-322-0x00000229359F0000-0x0000022935CF0000-memory.dmp

              Filesize

              3.0MB

            • memory/2984-324-0x0000022939A10000-0x0000022939A18000-memory.dmp

              Filesize

              32KB

            • memory/2984-325-0x0000022939D20000-0x0000022939D58000-memory.dmp

              Filesize

              224KB

            • memory/2984-326-0x0000022939CE0000-0x0000022939CEE000-memory.dmp

              Filesize

              56KB

            • memory/2984-327-0x0000022939DA0000-0x0000022939DAA000-memory.dmp

              Filesize

              40KB

            • memory/2984-328-0x000002293AE70000-0x000002293AE92000-memory.dmp

              Filesize

              136KB

            • memory/2984-329-0x000002293B3C0000-0x000002293B8E8000-memory.dmp

              Filesize

              5.2MB

            • memory/2984-332-0x000002293AC40000-0x000002293AC90000-memory.dmp

              Filesize

              320KB

            • memory/2984-333-0x000002293ABF0000-0x000002293ABFC000-memory.dmp

              Filesize

              48KB

            • memory/2984-334-0x000002293AC90000-0x000002293ACB2000-memory.dmp

              Filesize

              136KB

            • memory/2984-335-0x000002293ACC0000-0x000002293ACDE000-memory.dmp

              Filesize

              120KB