Analysis

  • max time kernel
    138s
  • max time network
    141s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    29-04-2024 05:26

General

  • Target

    6b19cf5e2ad1c589a9591ef99c071c1d.exe

  • Size

    347KB

  • MD5

    6b19cf5e2ad1c589a9591ef99c071c1d

  • SHA1

    c628156dfc41fdde30f692bbcc6f7e4fdf0dd2ea

  • SHA256

    b6b7cff03c27eb56d701cd474bc5c12807dbeb58fca0941bcf9ec2c269a07cf7

  • SHA512

    0a4005b2869769e5faa4c874185e48f84fae302ffad28b14a69e9be4c8f01600202b91cca5adc42c25ce819a7b0c17a2d1f07c0468c2e83a8eaec66c5ff2e0bc

  • SSDEEP

    6144:Iow3n4zYeN4lwlXFWI46PcJ+bbdtuBx4rEZGl0HIsitMuF:1eeyOl1WI46PcJYSBxSMGl0I9F

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 16 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).

  • 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 11 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 2 IoCs
  • Suspicious use of WriteProcessMemory 30 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6b19cf5e2ad1c589a9591ef99c071c1d.exe
    "C:\Users\Admin\AppData\Local\Temp\6b19cf5e2ad1c589a9591ef99c071c1d.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2060
    • C:\Users\Admin\AppData\Local\Temp\u1l8.0.exe
      "C:\Users\Admin\AppData\Local\Temp\u1l8.0.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      PID:3020
    • C:\Users\Admin\AppData\Local\Temp\u1l8.2\run.exe
      "C:\Users\Admin\AppData\Local\Temp\u1l8.2\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:2772
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\SysWOW64\cmd.exe
        3⤵
        • Loads dropped DLL
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        PID:2932
        • 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:1396
    • C:\Users\Admin\AppData\Local\Temp\u1l8.3.exe
      "C:\Users\Admin\AppData\Local\Temp\u1l8.3.exe"
      2⤵
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:1876
      • 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:2880

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\ApplicationInsights\a156d2ee87eeb3012aacff4fcc5518f7fa0b2caa0b97ad5a5e46c2e4fdf8c5f4\252299f76b4c468cb21dcd2568dd5410.tmp

    Filesize

    1KB

    MD5

    3ca5bba315e6e0b5b68017c27a3a181d

    SHA1

    98ce9971496a923dba0dc16efde93549fa1565e7

    SHA256

    099abd064183bf69b66152877c06cadb626b437a2b80fac14e9f9cb2c7a6e81d

    SHA512

    60b45dabefef407c39c3deaf2bd9b40152fe33263c7f698ca213c67e78ace7a77e936448a59751ff2612c075a466353fcb7157efa1ce0109fb01294ee4a709cf

  • C:\Users\Admin\AppData\Local\Temp\U1L81~1.ZIP

    Filesize

    3.7MB

    MD5

    78d3ca6355c93c72b494bb6a498bf639

    SHA1

    2fa4e5df74bfe75c207c881a1b0d3bc1c62c8b0e

    SHA256

    a1dd547a63b256aa6a16871ed03f8b025226f7617e67b8817a08444df077b001

    SHA512

    1b2df7bee2514aee7efd3579f5dd33c76b40606d07dba69a34c45747662fad61174db4931bca02b058830107959205e889fee74f8ccc9f6e03f9fd111761f4ea

  • C:\Users\Admin\AppData\Local\Temp\c1aad34d

    Filesize

    1.4MB

    MD5

    452e09b56e07fba7c9b443bb0479d86b

    SHA1

    df85a18e913e21de02edafa9225f4f846289be28

    SHA256

    86347a1d07116d096f1b70dac9d9171a63845160aaf85c543d695e8c1702754e

    SHA512

    b5203a30ab68d242a77934ef358c2aff9244f7c622d83e2aa8cba84f040464effe102ee97ca2f09636042de523868ade4342bfde53ead701b998353224e408e6

  • C:\Users\Admin\AppData\Local\Temp\tmpB166.tmp

    Filesize

    20KB

    MD5

    c9ff7748d8fcef4cf84a5501e996a641

    SHA1

    02867e5010f62f97ebb0cfb32cb3ede9449fe0c9

    SHA256

    4d3f3194cb1133437aa69bb880c8cbb55ddf06ff61a88ca6c3f1bbfbfd35d988

    SHA512

    d36054499869a8f56ac8547ccd5455f1252c24e17d2b185955390b32da7e2a732ace4e0f30f9493fcc61425a2e31ed623465f998f41af69423ee0e3ed1483a73

  • C:\Users\Admin\AppData\Local\Temp\u1l8.2\UIxMarketPlugin.dll

    Filesize

    1.6MB

    MD5

    d1ba9412e78bfc98074c5d724a1a87d6

    SHA1

    0572f98d78fb0b366b5a086c2a74cc68b771d368

    SHA256

    cbcea8f28d8916219d1e8b0a8ca2db17e338eb812431bc4ad0cb36c06fd67f15

    SHA512

    8765de36d3824b12c0a4478c31b985878d4811bd0e5b6fba4ea07f8c76340bd66a2da3490d4871b95d9a12f96efc25507dfd87f431de211664dbe9a9c914af6f

  • C:\Users\Admin\AppData\Local\Temp\u1l8.2\bunch.dat

    Filesize

    1.3MB

    MD5

    1e8237d3028ab52821d69099e0954f97

    SHA1

    30a6ae353adda0c471c6ed5b7a2458b07185abf2

    SHA256

    9387488f9d338e211be2cb45109bf590a5070180bc0d4a703f70d3cb3c4e1742

    SHA512

    a6406d7c18694ee014d59df581f1f76e980b68e3361ae680dc979606a423eba48d35e37f143154dd97fe5f066baf0ea51a2e9f8bc822d593e1cba70ead6559f3

  • C:\Users\Admin\AppData\Local\Temp\u1l8.2\relay.dll

    Filesize

    1.5MB

    MD5

    10d51becd0bbce0fab147ff9658c565e

    SHA1

    4689a18112ff876d3c066bc8c14a08fd6b7b7a4a

    SHA256

    7b2db9c88f60ed6dd24b1dec321a304564780fdb191a96ec35c051856128f1ed

    SHA512

    29faf493bb28f7842c905adc5312f31741effb09f841059b53d73b22aea2c4d41d73db10bbf37703d6aeb936ffacbc756a3cc85ba3c0b6a6863ef4d27fefcd29

  • C:\Users\Admin\AppData\Local\Temp\u1l8.2\run.exe

    Filesize

    2.4MB

    MD5

    9fb4770ced09aae3b437c1c6eb6d7334

    SHA1

    fe54b31b0db8665aa5b22bed147e8295afc88a03

    SHA256

    a05b592a971fe5011554013bcfe9a4aaf9cfc633bdd1fe3a8197f213d557b8d3

    SHA512

    140fee6daf23fe8b7e441b3b4de83554af804f00ecedc421907a385ac79a63164bd9f28b4be061c2ea2262755d85e14d3a8e7dc910547837b664d78d93667256

  • C:\Users\Admin\AppData\Local\Temp\u1l8.2\whale.dbf

    Filesize

    85KB

    MD5

    a723bf46048e0bfb15b8d77d7a648c3e

    SHA1

    8952d3c34e9341e4425571e10f22b782695bb915

    SHA256

    b440170853bdb43b66497f701aee2901080326975140b095a1669cb9dee13422

    SHA512

    ca8ea2f7f3c7af21b5673a0a3f2611b6580a7ed02efa2cfd8b343eb644ff09682bde43b25ef7aab68530d5ce31dcbd252c382dd336ecb610d4c4ebde78347273

  • \ProgramData\mozglue.dll

    Filesize

    593KB

    MD5

    c8fd9be83bc728cc04beffafc2907fe9

    SHA1

    95ab9f701e0024cedfbd312bcfe4e726744c4f2e

    SHA256

    ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

    SHA512

    fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

  • \ProgramData\nss3.dll

    Filesize

    2.0MB

    MD5

    1cc453cdf74f31e4d913ff9c10acdde2

    SHA1

    6e85eae544d6e965f15fa5c39700fa7202f3aafe

    SHA256

    ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

    SHA512

    dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

  • \Users\Admin\AppData\Local\Temp\u1l8.0.exe

    Filesize

    204KB

    MD5

    45ae71a734f554687939a0e653946bb3

    SHA1

    ab28836be40d4b6d5e40481d4a9cd7bba1aec74b

    SHA256

    508baf86ec9cd4c0ed812dfa9cbdd444a14a54de40f50543d71b21b052da72d2

    SHA512

    a3a52b1bf9e0fb256de2fb83a1211055f562f102fc1468c6088c02babf8c7ed3e5b4832cf82df78ce78ef064ac8460db4471aa2307b1a03fcee3b9f3e0c3a8bb

  • \Users\Admin\AppData\Local\Temp\u1l8.3.exe

    Filesize

    4.6MB

    MD5

    397926927bca55be4a77839b1c44de6e

    SHA1

    e10f3434ef3021c399dbba047832f02b3c898dbd

    SHA256

    4f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7

    SHA512

    cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954

  • memory/1396-313-0x0000000000080000-0x0000000000146000-memory.dmp

    Filesize

    792KB

  • memory/1396-311-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

    Filesize

    4KB

  • memory/1396-310-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

    Filesize

    4KB

  • memory/1396-309-0x0000000072280000-0x00000000732E2000-memory.dmp

    Filesize

    16.4MB

  • memory/1876-270-0x0000000000400000-0x00000000008AD000-memory.dmp

    Filesize

    4.7MB

  • memory/2060-3-0x0000000000400000-0x0000000002B15000-memory.dmp

    Filesize

    39.1MB

  • memory/2060-1-0x0000000002BA0000-0x0000000002CA0000-memory.dmp

    Filesize

    1024KB

  • memory/2060-185-0x0000000000400000-0x0000000002B15000-memory.dmp

    Filesize

    39.1MB

  • memory/2060-184-0x0000000002BA0000-0x0000000002CA0000-memory.dmp

    Filesize

    1024KB

  • memory/2060-2-0x00000000002C0000-0x000000000032D000-memory.dmp

    Filesize

    436KB

  • memory/2772-209-0x0000000073BF0000-0x0000000073D64000-memory.dmp

    Filesize

    1.5MB

  • memory/2772-145-0x0000000077070000-0x0000000077219000-memory.dmp

    Filesize

    1.7MB

  • memory/2772-141-0x0000000073BF0000-0x0000000073D64000-memory.dmp

    Filesize

    1.5MB

  • memory/2880-274-0x00000000006E0000-0x00000000006EC000-memory.dmp

    Filesize

    48KB

  • memory/2880-291-0x0000000000E50000-0x0000000000E5A000-memory.dmp

    Filesize

    40KB

  • memory/2880-280-0x000000001EB10000-0x000000001EBC2000-memory.dmp

    Filesize

    712KB

  • memory/2880-282-0x0000000000620000-0x0000000000682000-memory.dmp

    Filesize

    392KB

  • memory/2880-281-0x000000001F8B0000-0x000000001F92A000-memory.dmp

    Filesize

    488KB

  • memory/2880-283-0x00000000001F0000-0x00000000001FA000-memory.dmp

    Filesize

    40KB

  • memory/2880-287-0x000000001FEF0000-0x00000000201F0000-memory.dmp

    Filesize

    3.0MB

  • memory/2880-279-0x000000001E660000-0x000000001E68A000-memory.dmp

    Filesize

    168KB

  • memory/2880-290-0x0000000000680000-0x000000000068A000-memory.dmp

    Filesize

    40KB

  • memory/2880-289-0x0000000000680000-0x000000000068A000-memory.dmp

    Filesize

    40KB

  • memory/2880-278-0x000000001E130000-0x000000001E13A000-memory.dmp

    Filesize

    40KB

  • memory/2880-276-0x0000000000F80000-0x0000000000FA4000-memory.dmp

    Filesize

    144KB

  • memory/2880-292-0x0000000000E60000-0x0000000000E82000-memory.dmp

    Filesize

    136KB

  • memory/2880-272-0x000000001EE80000-0x000000001EF90000-memory.dmp

    Filesize

    1.1MB

  • memory/2880-295-0x0000000000E80000-0x0000000000E8C000-memory.dmp

    Filesize

    48KB

  • memory/2880-300-0x0000000000680000-0x000000000068A000-memory.dmp

    Filesize

    40KB

  • memory/2880-301-0x0000000000680000-0x000000000068A000-memory.dmp

    Filesize

    40KB

  • memory/2880-271-0x00000000010B0000-0x00000000049A8000-memory.dmp

    Filesize

    57.0MB

  • memory/2880-275-0x0000000000490000-0x00000000004A4000-memory.dmp

    Filesize

    80KB

  • memory/2880-273-0x0000000000480000-0x0000000000490000-memory.dmp

    Filesize

    64KB

  • memory/2932-302-0x0000000073BF0000-0x0000000073D64000-memory.dmp

    Filesize

    1.5MB

  • memory/2932-222-0x0000000077070000-0x0000000077219000-memory.dmp

    Filesize

    1.7MB

  • memory/3020-212-0x0000000000400000-0x0000000002AF0000-memory.dmp

    Filesize

    38.9MB

  • memory/3020-323-0x0000000000400000-0x0000000002AF0000-memory.dmp

    Filesize

    38.9MB

  • memory/3020-20-0x0000000061E00000-0x0000000061EF3000-memory.dmp

    Filesize

    972KB