Analysis

  • max time kernel
    137s
  • max time network
    149s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240419-en
  • resource tags

    arch:x64arch:x86image:win11-20240419-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    03/05/2024, 12:04

General

  • Target

    e348ee7fc0bb01f3e3a048bf3226b0f3cca31c9fd89db9477228df9752531fb6.exe

  • Size

    462KB

  • MD5

    4d1e8f9e0841da3bb18d355a66cd42ab

  • SHA1

    056578b0182f00599b340f66fdbfe35aa5dd2777

  • SHA256

    e348ee7fc0bb01f3e3a048bf3226b0f3cca31c9fd89db9477228df9752531fb6

  • SHA512

    b1bc768f2214ad398f80cce187931984b799de26d06fb4db8cf07fdfcca420d945e0ac3e612d6e7be156a672b9193ddff8d316c2c8d031714a8d14a74ae31151

  • SSDEEP

    6144:+JTqGn78Twge2YEj/Ojot/+0uQE9vIEkJh7sN5YM2S50QV1zxtIg1:+JTqGn78TxrDqjo1nuQVnhTSCqL1

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 31 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\e348ee7fc0bb01f3e3a048bf3226b0f3cca31c9fd89db9477228df9752531fb6.exe
    "C:\Users\Admin\AppData\Local\Temp\e348ee7fc0bb01f3e3a048bf3226b0f3cca31c9fd89db9477228df9752531fb6.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3852
    • C:\Users\Admin\AppData\Local\Temp\u2z0.0.exe
      "C:\Users\Admin\AppData\Local\Temp\u2z0.0.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      PID:3512
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3512 -s 2488
        3⤵
        • Program crash
        PID:2172
    • C:\Users\Admin\AppData\Local\Temp\u2z0.2\run.exe
      "C:\Users\Admin\AppData\Local\Temp\u2z0.2\run.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:3484
      • 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:3140
        • 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:4652
    • C:\Users\Admin\AppData\Local\Temp\u2z0.3.exe
      "C:\Users\Admin\AppData\Local\Temp\u2z0.3.exe"
      2⤵
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:1852
      • 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:676
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3852 -s 1672
      2⤵
      • Program crash
      PID:408
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3512 -ip 3512
    1⤵
      PID:2608
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 3852 -ip 3852
      1⤵
        PID:2888

      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\d69d5980

              Filesize

              1.4MB

              MD5

              c73fa619061d0b72e9505cbc99876d76

              SHA1

              dd64fc62f0b54e03f6a40a5b609d0d84186becca

              SHA256

              97a006da6f82428fe00fe9c61b8373526d87d8534475389aa0fa96cf3bf1aae3

              SHA512

              1ba166d36cb370d502563759a8cb376d44f885efd687d3e4fca6075fe54d97f01fafe933ab21eb1635ccf3e67e481d0c3f3f70fd56dcbbaa1e4820318fadc266

            • C:\Users\Admin\AppData\Local\Temp\tmp7DC.tmp

              Filesize

              20KB

              MD5

              a603e09d617fea7517059b4924b1df93

              SHA1

              31d66e1496e0229c6a312f8be05da3f813b3fa9e

              SHA256

              ccd15f9c7a997ae2b5320ea856c7efc54b5055254d41a443d21a60c39c565cb7

              SHA512

              eadb844a84f8a660c578a2f8e65ebcb9e0b9ab67422be957f35492ff870825a4b363f96fd1c546eaacfd518f6812fcf57268ef03c149e5b1a7af145c7100e2cc

            • C:\Users\Admin\AppData\Local\Temp\tmp7FE.tmp

              Filesize

              20KB

              MD5

              22be08f683bcc01d7a9799bbd2c10041

              SHA1

              2efb6041cf3d6e67970135e592569c76fc4c41de

              SHA256

              451c2c0cf3b7cb412a05347c6e75ed8680f0d2e5f2ab0f64cc2436db9309a457

              SHA512

              0eef192b3d5abe5d2435acf54b42c729c3979e4ad0b73d36666521458043ee7df1e10386bef266d7df9c31db94fb2833152bb2798936cb2082715318ef05d936

            • C:\Users\Admin\AppData\Local\Temp\u2z0.0.exe

              Filesize

              318KB

              MD5

              e2b135ebbe681f830e9bcf15a46bb376

              SHA1

              b5f04138188306c99f9804f6ae492485a230bedf

              SHA256

              19b3055d16c88e8844a91e24a7e24505be372f28e3c3889c7fe12fb379373372

              SHA512

              0dd8acf6be0b08698c4a5cd55456e5679805a83adf6963a86170aec9745d5995f0d680f3fd7a67b33ce106d2b50bfbb0a42fbf0e588d78eda946a0943f1783ad

            • C:\Users\Admin\AppData\Local\Temp\u2z0.1.zip

              Filesize

              1.6MB

              MD5

              9bb67e904ac371b5ffd143f8fb54e1e2

              SHA1

              58009e463133af8b89b59716fe255b118eca872c

              SHA256

              44afbc66f029be48db5d01678a0af7baf541e4a61d4b07391aa0470f0a961ded

              SHA512

              573c196dc87a1d3ea22b3ebdd2be1e4fbfbd3ea431694ec5e503f5cc6717b7d63a478c5c981ba5b467176aadd352c92f1d026b60a28b8ff76390af6903c1cdc0

            • C:\Users\Admin\AppData\Local\Temp\u2z0.2\ASUS_WMI.dll

              Filesize

              224KB

              MD5

              3f109a02c8d642e8003a1188df40d861

              SHA1

              f723f38471b8872443aa9177eef12a96c02cc84a

              SHA256

              6523b44da6fa7078c7795b7705498e487b0625e28e15aec2d270c6e4a909b5a5

              SHA512

              023696a52d48c465ab62e3ee754b445093b8a0ed0a232b430ce1f0db3dae382c9e1fba210c2b04d1018cc29bfb69c546976912f3939a76e98bcb792ae57af0da

            • C:\Users\Admin\AppData\Local\Temp\u2z0.2\ATKEX.dll

              Filesize

              84KB

              MD5

              e68562f63265e1a70881446b4b9dc455

              SHA1

              da16ef9367bde3ce892b1a0e33bc179d8acdceb3

              SHA256

              c8b16f1c6883a23021da37d9116a757f971fe919d64ef8f9dba17a7d8dd39adb

              SHA512

              6bedea10a5b50f6e93e8566c18970c8ad1b8dfc7d5961069fc5d5216dcdded0b2a2ad8dd91f4ad80f8604d573a343c126df238ee5c448cdc26b899077957a674

            • C:\Users\Admin\AppData\Local\Temp\u2z0.2\AsIO.dll

              Filesize

              120KB

              MD5

              f383f6f4e764619bd19e319335d3ef2b

              SHA1

              99f287e49a15e495b4ead8e5589364a5f87b357e

              SHA256

              03951dfe05bf74c61568aed50b9d8ce5ecf0e0c2b8e73bc37e1a699ae7eebc9d

              SHA512

              6fa960a084f42e6de25b74782d205c48ca9329997fc2ae8db902bb653da5e878ed92ced6b37472248d5bdc820fc48080ae4fce41556c4b20a049e30bf93d6934

            • C:\Users\Admin\AppData\Local\Temp\u2z0.2\doubled.doc

              Filesize

              1.2MB

              MD5

              f344794dc910dc343f92ded2c6b5e0ab

              SHA1

              e5878518ce55ce5bd1890d5e04a82eb22d5a848a

              SHA256

              3cf94707697ce0141960b05a15cbd3c3b791196995b1d21c4ff6bfb59997e235

              SHA512

              ee00ad0c728c750b6c75001ba52df7ef367bebf1cbc01e2c9370dd42b1867b5347d5e68254f427dddde3214f2fae1341ab76c7faa3a4724e1d1d43fae97d3a58

            • C:\Users\Admin\AppData\Local\Temp\u2z0.2\protactinium.log

              Filesize

              84KB

              MD5

              a276acc3fd657d7665bd4ddce8fb9749

              SHA1

              c02642eec3f4e8b0314045ee95e0a15abd853ea8

              SHA256

              6565f36d224ff27d89ad39a0d87f851f64308834d86e8a7cd02e9e1ea44187c8

              SHA512

              178476d229ff011cb1f39048acae46b42a80b2ec209b283a8237604646b09224446c5bb3a690191c4fd58813611d7c06b4fb23699cd76ad020a5d0bf4d456d79

            • C:\Users\Admin\AppData\Local\Temp\u2z0.2\run.exe

              Filesize

              446KB

              MD5

              485008b43f0edceba0e0d3ca04bc1c1a

              SHA1

              55ae8f105af415bb763d1b87f6572f078052877c

              SHA256

              12c22ba646232d5d5087d0300d5cfd46fed424f26143a02dc866f1bfceab3c10

              SHA512

              402652786daae635c7405f5fa0924d768cbde2086f9f57b10f00f921dec98e37168f5c3a6baa5593ba9a478f3971d32747c517ffd485d25634c924e6b08815b1

            • C:\Users\Admin\AppData\Local\Temp\u2z0.3.exe

              Filesize

              4.6MB

              MD5

              397926927bca55be4a77839b1c44de6e

              SHA1

              e10f3434ef3021c399dbba047832f02b3c898dbd

              SHA256

              4f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7

              SHA512

              cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954

            • memory/676-262-0x000001EF7C490000-0x000001EF7C4A4000-memory.dmp

              Filesize

              80KB

            • memory/676-267-0x000001EF7C990000-0x000001EF7CA0A000-memory.dmp

              Filesize

              488KB

            • memory/676-287-0x000001EF7EF20000-0x000001EF7EF3E000-memory.dmp

              Filesize

              120KB

            • memory/676-286-0x000001EF7EEF0000-0x000001EF7EF12000-memory.dmp

              Filesize

              136KB

            • memory/676-284-0x000001EF7F360000-0x000001EF7F3B0000-memory.dmp

              Filesize

              320KB

            • memory/676-285-0x000001EF1A310000-0x000001EF1A31C000-memory.dmp

              Filesize

              48KB

            • memory/676-281-0x000001EF1AAE0000-0x000001EF1B008000-memory.dmp

              Filesize

              5.2MB

            • memory/676-280-0x000001EF1A590000-0x000001EF1A5B2000-memory.dmp

              Filesize

              136KB

            • memory/676-279-0x000001EF1A2F0000-0x000001EF1A2FA000-memory.dmp

              Filesize

              40KB

            • memory/676-277-0x000001EF7EEB0000-0x000001EF7EEE8000-memory.dmp

              Filesize

              224KB

            • memory/676-278-0x000001EF7EE70000-0x000001EF7EE7E000-memory.dmp

              Filesize

              56KB

            • memory/676-276-0x000001EF7EE60000-0x000001EF7EE68000-memory.dmp

              Filesize

              32KB

            • memory/676-274-0x000001EF7CB70000-0x000001EF7CE70000-memory.dmp

              Filesize

              3.0MB

            • memory/676-270-0x000001EF7C470000-0x000001EF7C47A000-memory.dmp

              Filesize

              40KB

            • memory/676-257-0x000001EF765A0000-0x000001EF79E98000-memory.dmp

              Filesize

              57.0MB

            • memory/676-269-0x000001EF7CAF0000-0x000001EF7CB66000-memory.dmp

              Filesize

              472KB

            • memory/676-259-0x000001EF7C5D0000-0x000001EF7C6E0000-memory.dmp

              Filesize

              1.1MB

            • memory/676-261-0x000001EF7C4A0000-0x000001EF7C4AC000-memory.dmp

              Filesize

              48KB

            • memory/676-260-0x000001EF7BB80000-0x000001EF7BB90000-memory.dmp

              Filesize

              64KB

            • memory/676-268-0x000001EF7CA10000-0x000001EF7CA72000-memory.dmp

              Filesize

              392KB

            • memory/676-263-0x000001EF7C720000-0x000001EF7C744000-memory.dmp

              Filesize

              144KB

            • memory/676-264-0x000001EF7C890000-0x000001EF7C89A000-memory.dmp

              Filesize

              40KB

            • memory/676-265-0x000001EF7C8B0000-0x000001EF7C8DA000-memory.dmp

              Filesize

              168KB

            • memory/676-266-0x000001EF7C8E0000-0x000001EF7C992000-memory.dmp

              Filesize

              712KB

            • memory/1852-256-0x0000000000400000-0x00000000008AD000-memory.dmp

              Filesize

              4.7MB

            • memory/1852-244-0x0000000000400000-0x00000000008AD000-memory.dmp

              Filesize

              4.7MB

            • memory/3140-258-0x0000000073000000-0x000000007317D000-memory.dmp

              Filesize

              1.5MB

            • memory/3140-242-0x00007FFE01C00000-0x00007FFE01E09000-memory.dmp

              Filesize

              2.0MB

            • memory/3484-163-0x00007FFE01C00000-0x00007FFE01E09000-memory.dmp

              Filesize

              2.0MB

            • memory/3484-224-0x0000000073000000-0x000000007317D000-memory.dmp

              Filesize

              1.5MB

            • memory/3484-162-0x0000000073000000-0x000000007317D000-memory.dmp

              Filesize

              1.5MB

            • memory/3512-17-0x0000000000400000-0x0000000001A1A000-memory.dmp

              Filesize

              22.1MB

            • memory/3512-16-0x0000000000400000-0x0000000001A1A000-memory.dmp

              Filesize

              22.1MB

            • memory/3512-19-0x0000000061E00000-0x0000000061EF3000-memory.dmp

              Filesize

              972KB

            • memory/3512-218-0x0000000000400000-0x0000000001A1A000-memory.dmp

              Filesize

              22.1MB

            • memory/3852-219-0x0000000000400000-0x0000000000470000-memory.dmp

              Filesize

              448KB

            • memory/3852-3-0x0000000000400000-0x0000000000470000-memory.dmp

              Filesize

              448KB

            • memory/3852-192-0x0000000000400000-0x0000000001A3E000-memory.dmp

              Filesize

              22.2MB

            • memory/3852-217-0x0000000000400000-0x0000000001A3E000-memory.dmp

              Filesize

              22.2MB

            • memory/3852-1-0x0000000001D40000-0x0000000001E40000-memory.dmp

              Filesize

              1024KB

            • memory/3852-2-0x0000000001CB0000-0x0000000001D1D000-memory.dmp

              Filesize

              436KB

            • memory/4652-289-0x0000000073590000-0x00000000748A7000-memory.dmp

              Filesize

              19.1MB

            • memory/4652-295-0x0000000005E90000-0x0000000006436000-memory.dmp

              Filesize

              5.6MB

            • memory/4652-296-0x0000000005B60000-0x0000000005D22000-memory.dmp

              Filesize

              1.8MB

            • memory/4652-297-0x0000000005990000-0x0000000005A06000-memory.dmp

              Filesize

              472KB

            • memory/4652-298-0x0000000005900000-0x0000000005950000-memory.dmp

              Filesize

              320KB

            • memory/4652-299-0x0000000005800000-0x000000000580A000-memory.dmp

              Filesize

              40KB

            • memory/4652-300-0x0000000006A70000-0x0000000006F9C000-memory.dmp

              Filesize

              5.2MB

            • memory/4652-301-0x00000000065A0000-0x00000000065BE000-memory.dmp

              Filesize

              120KB

            • memory/4652-302-0x0000000006670000-0x00000000066D6000-memory.dmp

              Filesize

              408KB

            • memory/4652-294-0x0000000005840000-0x00000000058D2000-memory.dmp

              Filesize

              584KB

            • memory/4652-293-0x0000000001100000-0x00000000011C6000-memory.dmp

              Filesize

              792KB

            • memory/4652-321-0x00000000080B0000-0x00000000080BA000-memory.dmp

              Filesize

              40KB

            • memory/4652-323-0x0000000005AF0000-0x0000000005B02000-memory.dmp

              Filesize

              72KB