Analysis

  • max time kernel
    146s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240426-en
  • resource tags

    arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    04/05/2024, 06:39

General

  • Target

    831096e31ab6005c960131bed86ed264688b184b1a8762a9459ae780d47ec946.exe

  • Size

    463KB

  • MD5

    ddf8241f83d742719285bc9286786ba1

  • SHA1

    1ca1792ed8a9cd6a5b3cc137dbdc2dcffe4217c7

  • SHA256

    831096e31ab6005c960131bed86ed264688b184b1a8762a9459ae780d47ec946

  • SHA512

    60f0d51913303d468527c6ff2b9461bfdca7d1117264626bd39bb646e109574aa01758277e359e165a209d150ebcc32579753ef942284b42ff3537a681207887

  • SSDEEP

    6144:J3p5kKV9dL686x2+XhOcvTUx43KBiSmrUPhBOUfGMUK3LiVriWo:J3DkKVjW8dw7/afmsnnPUaiVriWo

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 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 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 1 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\831096e31ab6005c960131bed86ed264688b184b1a8762a9459ae780d47ec946.exe
    "C:\Users\Admin\AppData\Local\Temp\831096e31ab6005c960131bed86ed264688b184b1a8762a9459ae780d47ec946.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3552
    • C:\Users\Admin\AppData\Local\Temp\u2qo.0.exe
      "C:\Users\Admin\AppData\Local\Temp\u2qo.0.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      PID:4940
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4940 -s 2432
        3⤵
        • Program crash
        PID:4188
    • C:\Users\Admin\AppData\Local\Temp\u2qo.2\run.exe
      "C:\Users\Admin\AppData\Local\Temp\u2qo.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:1388
      • 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:4644
        • 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:5100
    • C:\Users\Admin\AppData\Local\Temp\u2qo.3.exe
      "C:\Users\Admin\AppData\Local\Temp\u2qo.3.exe"
      2⤵
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:2712
      • 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:1788
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3552 -s 1600
      2⤵
      • Program crash
      PID:852
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3552 -ip 3552
    1⤵
      PID:1204
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4940 -ip 4940
      1⤵
        PID:1276

      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\bf4f2ecc

        Filesize

        1.4MB

        MD5

        f96d2243d9738efc425aa40096abc297

        SHA1

        ce48ee5dc3c3d3498ec167172775ae93ed7dc413

        SHA256

        c76ad9f655ae3b0ac30cd48ef7c16c4faae7b988075eaee8f0ce652f8ba5b1e8

        SHA512

        997e1b302d1f92074364c8f1408d9a4d99c2759c43cfea7c6608c03aa63d347cc0c0872f69c1016acec72e68f97365420f6475a12b539456769da8858dd5f901

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

        Filesize

        3KB

        MD5

        10a302f319bbbe93bbbc8e3136a6a11d

        SHA1

        1da52c85bc98b89115aa1fede30ed2ad4c100f99

        SHA256

        ea674f23753220c00a4d82f36fe362dcf31a254d8a7c49b73b1bfe8a1918b3eb

        SHA512

        210ef4367f3249c25c640be0a44fe6e083d7ed57290ac545f2b5dd3f5ba423e75ca4cc6f3584a9df9a47bddfbc178c5c7094cf6bb59169c85d84ae33c502a197

      • C:\Users\Admin\AppData\Local\Temp\tmpF01E.tmp

        Filesize

        20KB

        MD5

        42c395b8db48b6ce3d34c301d1eba9d5

        SHA1

        b7cfa3de344814bec105391663c0df4a74310996

        SHA256

        5644546ecefc6786c7be5b1a89e935e640963ccd34b130f21baab9370cb9055d

        SHA512

        7b9214db96e9bec8745b4161a41c4c0520cdda9950f0cd3f12c7744227a25d639d07c0dd68b552cf1e032181c2e4f8297747f27bad6c7447b0f415a86bd82845

      • C:\Users\Admin\AppData\Local\Temp\tmpF040.tmp

        Filesize

        20KB

        MD5

        22be08f683bcc01d7a9799bbd2c10041

        SHA1

        2efb6041cf3d6e67970135e592569c76fc4c41de

        SHA256

        451c2c0cf3b7cb412a05347c6e75ed8680f0d2e5f2ab0f64cc2436db9309a457

        SHA512

        0eef192b3d5abe5d2435acf54b42c729c3979e4ad0b73d36666521458043ee7df1e10386bef266d7df9c31db94fb2833152bb2798936cb2082715318ef05d936

      • C:\Users\Admin\AppData\Local\Temp\u2qo.0.exe

        Filesize

        318KB

        MD5

        99c55fae49f3cf7eb83c630d4277ace6

        SHA1

        c8c205749eefc89b14a8b9eae704d72bbe80f014

        SHA256

        b75fafb5ce248023bac752c541d4aab5aeab2f46f2be232722b6dded77134cfb

        SHA512

        9aa4a801b066ce10ee6af0e669ec9e5c02a505494ebdc393063d6d020d2458e7060f2167efa1157bd0b50a5cb97e70fd6de39ab5b97a554d21cd4c4f09e5862e

      • C:\Users\Admin\AppData\Local\Temp\u2qo.1.zip

        Filesize

        1.6MB

        MD5

        9bb67e904ac371b5ffd143f8fb54e1e2

        SHA1

        58009e463133af8b89b59716fe255b118eca872c

        SHA256

        44afbc66f029be48db5d01678a0af7baf541e4a61d4b07391aa0470f0a961ded

        SHA512

        573c196dc87a1d3ea22b3ebdd2be1e4fbfbd3ea431694ec5e503f5cc6717b7d63a478c5c981ba5b467176aadd352c92f1d026b60a28b8ff76390af6903c1cdc0

      • C:\Users\Admin\AppData\Local\Temp\u2qo.2\ASUS_WMI.dll

        Filesize

        224KB

        MD5

        3f109a02c8d642e8003a1188df40d861

        SHA1

        f723f38471b8872443aa9177eef12a96c02cc84a

        SHA256

        6523b44da6fa7078c7795b7705498e487b0625e28e15aec2d270c6e4a909b5a5

        SHA512

        023696a52d48c465ab62e3ee754b445093b8a0ed0a232b430ce1f0db3dae382c9e1fba210c2b04d1018cc29bfb69c546976912f3939a76e98bcb792ae57af0da

      • C:\Users\Admin\AppData\Local\Temp\u2qo.2\ATKEX.dll

        Filesize

        84KB

        MD5

        e68562f63265e1a70881446b4b9dc455

        SHA1

        da16ef9367bde3ce892b1a0e33bc179d8acdceb3

        SHA256

        c8b16f1c6883a23021da37d9116a757f971fe919d64ef8f9dba17a7d8dd39adb

        SHA512

        6bedea10a5b50f6e93e8566c18970c8ad1b8dfc7d5961069fc5d5216dcdded0b2a2ad8dd91f4ad80f8604d573a343c126df238ee5c448cdc26b899077957a674

      • C:\Users\Admin\AppData\Local\Temp\u2qo.2\AsIO.dll

        Filesize

        120KB

        MD5

        f383f6f4e764619bd19e319335d3ef2b

        SHA1

        99f287e49a15e495b4ead8e5589364a5f87b357e

        SHA256

        03951dfe05bf74c61568aed50b9d8ce5ecf0e0c2b8e73bc37e1a699ae7eebc9d

        SHA512

        6fa960a084f42e6de25b74782d205c48ca9329997fc2ae8db902bb653da5e878ed92ced6b37472248d5bdc820fc48080ae4fce41556c4b20a049e30bf93d6934

      • C:\Users\Admin\AppData\Local\Temp\u2qo.2\doubled.doc

        Filesize

        1.2MB

        MD5

        f344794dc910dc343f92ded2c6b5e0ab

        SHA1

        e5878518ce55ce5bd1890d5e04a82eb22d5a848a

        SHA256

        3cf94707697ce0141960b05a15cbd3c3b791196995b1d21c4ff6bfb59997e235

        SHA512

        ee00ad0c728c750b6c75001ba52df7ef367bebf1cbc01e2c9370dd42b1867b5347d5e68254f427dddde3214f2fae1341ab76c7faa3a4724e1d1d43fae97d3a58

      • C:\Users\Admin\AppData\Local\Temp\u2qo.2\protactinium.log

        Filesize

        84KB

        MD5

        a276acc3fd657d7665bd4ddce8fb9749

        SHA1

        c02642eec3f4e8b0314045ee95e0a15abd853ea8

        SHA256

        6565f36d224ff27d89ad39a0d87f851f64308834d86e8a7cd02e9e1ea44187c8

        SHA512

        178476d229ff011cb1f39048acae46b42a80b2ec209b283a8237604646b09224446c5bb3a690191c4fd58813611d7c06b4fb23699cd76ad020a5d0bf4d456d79

      • C:\Users\Admin\AppData\Local\Temp\u2qo.2\run.exe

        Filesize

        446KB

        MD5

        485008b43f0edceba0e0d3ca04bc1c1a

        SHA1

        55ae8f105af415bb763d1b87f6572f078052877c

        SHA256

        12c22ba646232d5d5087d0300d5cfd46fed424f26143a02dc866f1bfceab3c10

        SHA512

        402652786daae635c7405f5fa0924d768cbde2086f9f57b10f00f921dec98e37168f5c3a6baa5593ba9a478f3971d32747c517ffd485d25634c924e6b08815b1

      • C:\Users\Admin\AppData\Local\Temp\u2qo.3.exe

        Filesize

        4.6MB

        MD5

        397926927bca55be4a77839b1c44de6e

        SHA1

        e10f3434ef3021c399dbba047832f02b3c898dbd

        SHA256

        4f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7

        SHA512

        cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954

      • memory/1388-163-0x00000000729C0000-0x0000000072B3D000-memory.dmp

        Filesize

        1.5MB

      • memory/1388-164-0x00007FFE20320000-0x00007FFE20529000-memory.dmp

        Filesize

        2.0MB

      • memory/1388-207-0x00000000729C0000-0x0000000072B3D000-memory.dmp

        Filesize

        1.5MB

      • memory/1788-268-0x0000023081960000-0x000002308196C000-memory.dmp

        Filesize

        48KB

      • memory/1788-277-0x0000023081920000-0x000002308192A000-memory.dmp

        Filesize

        40KB

      • memory/1788-294-0x00000230FDAA0000-0x00000230FDABE000-memory.dmp

        Filesize

        120KB

      • memory/1788-293-0x00000230FDBE0000-0x00000230FDC02000-memory.dmp

        Filesize

        136KB

      • memory/1788-291-0x00000230FDB90000-0x00000230FDBE0000-memory.dmp

        Filesize

        320KB

      • memory/1788-292-0x000002309EC20000-0x000002309EC2C000-memory.dmp

        Filesize

        48KB

      • memory/1788-288-0x000002309FA90000-0x000002309FFB8000-memory.dmp

        Filesize

        5.2MB

      • memory/1788-286-0x000002309EC10000-0x000002309EC1A000-memory.dmp

        Filesize

        40KB

      • memory/1788-287-0x000002309F540000-0x000002309F562000-memory.dmp

        Filesize

        136KB

      • memory/1788-285-0x00000230FDA70000-0x00000230FDA7E000-memory.dmp

        Filesize

        56KB

      • memory/1788-284-0x00000230FDB50000-0x00000230FDB88000-memory.dmp

        Filesize

        224KB

      • memory/1788-283-0x00000230FDA60000-0x00000230FDA68000-memory.dmp

        Filesize

        32KB

      • memory/1788-281-0x000002309A830000-0x000002309AB30000-memory.dmp

        Filesize

        3.0MB

      • memory/1788-265-0x0000023100000000-0x00000231038F8000-memory.dmp

        Filesize

        57.0MB

      • memory/1788-266-0x000002309A4F0000-0x000002309A600000-memory.dmp

        Filesize

        1.1MB

      • memory/1788-276-0x00000230FDAD0000-0x00000230FDB46000-memory.dmp

        Filesize

        472KB

      • memory/1788-267-0x0000023081940000-0x0000023081950000-memory.dmp

        Filesize

        64KB

      • memory/1788-269-0x0000023081950000-0x0000023081964000-memory.dmp

        Filesize

        80KB

      • memory/1788-270-0x000002309A2A0000-0x000002309A2C4000-memory.dmp

        Filesize

        144KB

      • memory/1788-271-0x000002309A2D0000-0x000002309A2DA000-memory.dmp

        Filesize

        40KB

      • memory/1788-272-0x000002309A420000-0x000002309A4D2000-memory.dmp

        Filesize

        712KB

      • memory/1788-273-0x000002309A2F0000-0x000002309A31A000-memory.dmp

        Filesize

        168KB

      • memory/1788-274-0x000002309A750000-0x000002309A7CA000-memory.dmp

        Filesize

        488KB

      • memory/1788-275-0x000002309A7D0000-0x000002309A832000-memory.dmp

        Filesize

        392KB

      • memory/2712-264-0x0000000000400000-0x00000000008AD000-memory.dmp

        Filesize

        4.7MB

      • memory/2712-252-0x0000000000400000-0x00000000008AD000-memory.dmp

        Filesize

        4.7MB

      • memory/3552-226-0x0000000000400000-0x0000000000470000-memory.dmp

        Filesize

        448KB

      • memory/3552-197-0x0000000000400000-0x0000000001A3E000-memory.dmp

        Filesize

        22.2MB

      • memory/3552-1-0x0000000001C90000-0x0000000001D90000-memory.dmp

        Filesize

        1024KB

      • memory/3552-224-0x0000000000400000-0x0000000001A3E000-memory.dmp

        Filesize

        22.2MB

      • memory/3552-3-0x0000000000400000-0x0000000000470000-memory.dmp

        Filesize

        448KB

      • memory/3552-225-0x0000000003770000-0x00000000037DD000-memory.dmp

        Filesize

        436KB

      • memory/3552-2-0x0000000003770000-0x00000000037DD000-memory.dmp

        Filesize

        436KB

      • memory/4644-296-0x00000000729C0000-0x0000000072B3D000-memory.dmp

        Filesize

        1.5MB

      • memory/4644-234-0x00007FFE20320000-0x00007FFE20529000-memory.dmp

        Filesize

        2.0MB

      • memory/4940-233-0x0000000000400000-0x0000000001A19000-memory.dmp

        Filesize

        22.1MB

      • memory/4940-19-0x0000000061E00000-0x0000000061EF3000-memory.dmp

        Filesize

        972KB

      • memory/4940-18-0x0000000000400000-0x0000000001A19000-memory.dmp

        Filesize

        22.1MB

      • memory/4940-17-0x0000000000400000-0x0000000001A19000-memory.dmp

        Filesize

        22.1MB

      • memory/4940-16-0x0000000000400000-0x0000000001A19000-memory.dmp

        Filesize

        22.1MB

      • memory/5100-298-0x0000000072F50000-0x0000000074267000-memory.dmp

        Filesize

        19.1MB

      • memory/5100-303-0x0000000005E40000-0x00000000063E6000-memory.dmp

        Filesize

        5.6MB

      • memory/5100-304-0x0000000005A60000-0x0000000005C22000-memory.dmp

        Filesize

        1.8MB

      • memory/5100-305-0x0000000005890000-0x0000000005906000-memory.dmp

        Filesize

        472KB

      • memory/5100-306-0x0000000005910000-0x0000000005960000-memory.dmp

        Filesize

        320KB

      • memory/5100-307-0x0000000005760000-0x000000000576A000-memory.dmp

        Filesize

        40KB

      • memory/5100-308-0x0000000006A20000-0x0000000006F4C000-memory.dmp

        Filesize

        5.2MB

      • memory/5100-309-0x0000000006510000-0x000000000652E000-memory.dmp

        Filesize

        120KB

      • memory/5100-310-0x00000000065D0000-0x0000000006636000-memory.dmp

        Filesize

        408KB

      • memory/5100-302-0x00000000057F0000-0x0000000005882000-memory.dmp

        Filesize

        584KB

      • memory/5100-301-0x0000000001000000-0x00000000010C6000-memory.dmp

        Filesize

        792KB

      • memory/5100-329-0x0000000007E10000-0x0000000007E1A000-memory.dmp

        Filesize

        40KB