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Analysis

  • max time kernel
    291s
  • max time network
    299s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    05/05/2024, 23:05

General

  • Target

    f0c8d2724e6659b3de34a5422376194ebb203b2d5edc49f61cefe483a2e73e6d.exe

  • Size

    462KB

  • MD5

    85d23a7e1bf2207a3fa825136090e00d

  • SHA1

    a1fdcaf5b513dab9a0a6d0390626f808e508765e

  • SHA256

    f0c8d2724e6659b3de34a5422376194ebb203b2d5edc49f61cefe483a2e73e6d

  • SHA512

    0714573d799e4d5b4a3da96e192afa12a211421bc022fe6671eb67ad81bd581012581f919a20edbf8beb32af87ffdb7a518424d5a1a9e56556a4bbfa72ce1cc2

  • SSDEEP

    6144:a7ChA4VgoGhrVNWUovmcfVL520yANcFlI22in1en/S3j4iWl:a72A4VgEvmcH9yKCpM/e4iWl

Malware Config

Extracted

Family

stealc

C2

http://185.172.128.150

Attributes
  • url_path

    /c698e1bc8a2f5e6d.php

Signatures

  • Detect ZGRat V1 3 IoCs
  • Detects Arechclient2 RAT 1 IoCs

    Arechclient2.

  • 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 18 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 WriteProcessMemory 27 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f0c8d2724e6659b3de34a5422376194ebb203b2d5edc49f61cefe483a2e73e6d.exe
    "C:\Users\Admin\AppData\Local\Temp\f0c8d2724e6659b3de34a5422376194ebb203b2d5edc49f61cefe483a2e73e6d.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2856
    • C:\Users\Admin\AppData\Local\Temp\u27c.0.exe
      "C:\Users\Admin\AppData\Local\Temp\u27c.0.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      PID:2976
    • C:\Users\Admin\AppData\Local\Temp\u27c.2\run.exe
      "C:\Users\Admin\AppData\Local\Temp\u27c.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:1064
      • 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:800
        • 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:1516
    • C:\Users\Admin\AppData\Local\Temp\u27c.3.exe
      "C:\Users\Admin\AppData\Local\Temp\u27c.3.exe"
      2⤵
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:2384
      • 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:2608

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\ApplicationInsights\a34b5051478c01d83934dd5b0120757f7e5ff041b03ce291cb3621788d299269\aea127182b4044dabc3c8fa2c508036b.tmp

    Filesize

    1KB

    MD5

    476cf7087229490415f006092cd9842f

    SHA1

    a59e6a82e10e756a93081eff275f86ea13f23011

    SHA256

    75ef1c24ab7a616d20160b5c47d7d2ec6805f83056f4efca2964466e68825171

    SHA512

    0cf9b011b386b52f7afd5c3b895e5eec33fc293c8dbb35676363b2bbe1840fdb679e9310b5540170f1c355e23844820f2cda23250a601e09b9f660ac4652d28b

  • C:\Users\Admin\AppData\Local\Temp\U27C1~1.ZIP

    Filesize

    1.6MB

    MD5

    9bb67e904ac371b5ffd143f8fb54e1e2

    SHA1

    58009e463133af8b89b59716fe255b118eca872c

    SHA256

    44afbc66f029be48db5d01678a0af7baf541e4a61d4b07391aa0470f0a961ded

    SHA512

    573c196dc87a1d3ea22b3ebdd2be1e4fbfbd3ea431694ec5e503f5cc6717b7d63a478c5c981ba5b467176aadd352c92f1d026b60a28b8ff76390af6903c1cdc0

  • C:\Users\Admin\AppData\Local\Temp\bbebb028

    Filesize

    1.4MB

    MD5

    84870411b19dc4785643c5518ce21c51

    SHA1

    86207ca800e874079d48bc957bab5838a17415f6

    SHA256

    22e859c4c77f54fe8332714bf62bd399e649db7c89ff02f0275796e5f1129b94

    SHA512

    bb144228442e4088dafcd297ff36b390217ab72c56dad72b43ef5d355a7b43c93f1844d3874527bfe6dbce9554fd24b837e26085ff9a869c169d4cc69db7e047

  • C:\Users\Admin\AppData\Local\Temp\tmpA870.tmp

    Filesize

    20KB

    MD5

    c9ff7748d8fcef4cf84a5501e996a641

    SHA1

    02867e5010f62f97ebb0cfb32cb3ede9449fe0c9

    SHA256

    4d3f3194cb1133437aa69bb880c8cbb55ddf06ff61a88ca6c3f1bbfbfd35d988

    SHA512

    d36054499869a8f56ac8547ccd5455f1252c24e17d2b185955390b32da7e2a732ace4e0f30f9493fcc61425a2e31ed623465f998f41af69423ee0e3ed1483a73

  • C:\Users\Admin\AppData\Local\Temp\u27c.2\doubled.doc

    Filesize

    1.2MB

    MD5

    f344794dc910dc343f92ded2c6b5e0ab

    SHA1

    e5878518ce55ce5bd1890d5e04a82eb22d5a848a

    SHA256

    3cf94707697ce0141960b05a15cbd3c3b791196995b1d21c4ff6bfb59997e235

    SHA512

    ee00ad0c728c750b6c75001ba52df7ef367bebf1cbc01e2c9370dd42b1867b5347d5e68254f427dddde3214f2fae1341ab76c7faa3a4724e1d1d43fae97d3a58

  • C:\Users\Admin\AppData\Local\Temp\u27c.2\protactinium.log

    Filesize

    84KB

    MD5

    a276acc3fd657d7665bd4ddce8fb9749

    SHA1

    c02642eec3f4e8b0314045ee95e0a15abd853ea8

    SHA256

    6565f36d224ff27d89ad39a0d87f851f64308834d86e8a7cd02e9e1ea44187c8

    SHA512

    178476d229ff011cb1f39048acae46b42a80b2ec209b283a8237604646b09224446c5bb3a690191c4fd58813611d7c06b4fb23699cd76ad020a5d0bf4d456d79

  • C:\Users\Admin\AppData\Local\Temp\u27c.2\run.exe

    Filesize

    446KB

    MD5

    485008b43f0edceba0e0d3ca04bc1c1a

    SHA1

    55ae8f105af415bb763d1b87f6572f078052877c

    SHA256

    12c22ba646232d5d5087d0300d5cfd46fed424f26143a02dc866f1bfceab3c10

    SHA512

    402652786daae635c7405f5fa0924d768cbde2086f9f57b10f00f921dec98e37168f5c3a6baa5593ba9a478f3971d32747c517ffd485d25634c924e6b08815b1

  • \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\u27c.0.exe

    Filesize

    274KB

    MD5

    fae96a12ae35c2243801206ca089798d

    SHA1

    52b8769b202701900f03c386623232ee23fb90d3

    SHA256

    1b32e30cfeea17e7f29f8c907c42cafc3a18da4306007b5c5bc38cb6bb4f1750

    SHA512

    7a3d2284145b98b8db779e1a941f48125fd3fee00dc147fb6a2c0ecf0840b9c52973930871182e402726878de2bfb0dd7e4d64396e4280700511e2ac81aa7abe

  • \Users\Admin\AppData\Local\Temp\u27c.2\ASUS_WMI.dll

    Filesize

    224KB

    MD5

    3f109a02c8d642e8003a1188df40d861

    SHA1

    f723f38471b8872443aa9177eef12a96c02cc84a

    SHA256

    6523b44da6fa7078c7795b7705498e487b0625e28e15aec2d270c6e4a909b5a5

    SHA512

    023696a52d48c465ab62e3ee754b445093b8a0ed0a232b430ce1f0db3dae382c9e1fba210c2b04d1018cc29bfb69c546976912f3939a76e98bcb792ae57af0da

  • \Users\Admin\AppData\Local\Temp\u27c.2\ATKEX.dll

    Filesize

    84KB

    MD5

    e68562f63265e1a70881446b4b9dc455

    SHA1

    da16ef9367bde3ce892b1a0e33bc179d8acdceb3

    SHA256

    c8b16f1c6883a23021da37d9116a757f971fe919d64ef8f9dba17a7d8dd39adb

    SHA512

    6bedea10a5b50f6e93e8566c18970c8ad1b8dfc7d5961069fc5d5216dcdded0b2a2ad8dd91f4ad80f8604d573a343c126df238ee5c448cdc26b899077957a674

  • \Users\Admin\AppData\Local\Temp\u27c.2\AsIO.dll

    Filesize

    120KB

    MD5

    f383f6f4e764619bd19e319335d3ef2b

    SHA1

    99f287e49a15e495b4ead8e5589364a5f87b357e

    SHA256

    03951dfe05bf74c61568aed50b9d8ce5ecf0e0c2b8e73bc37e1a699ae7eebc9d

    SHA512

    6fa960a084f42e6de25b74782d205c48ca9329997fc2ae8db902bb653da5e878ed92ced6b37472248d5bdc820fc48080ae4fce41556c4b20a049e30bf93d6934

  • \Users\Admin\AppData\Local\Temp\u27c.3.exe

    Filesize

    4.6MB

    MD5

    397926927bca55be4a77839b1c44de6e

    SHA1

    e10f3434ef3021c399dbba047832f02b3c898dbd

    SHA256

    4f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7

    SHA512

    cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954

  • memory/800-323-0x00000000737D0000-0x0000000073944000-memory.dmp

    Filesize

    1.5MB

  • memory/800-238-0x0000000077450000-0x00000000775F9000-memory.dmp

    Filesize

    1.7MB

  • memory/1064-178-0x00000000737D0000-0x0000000073944000-memory.dmp

    Filesize

    1.5MB

  • memory/1064-179-0x0000000077450000-0x00000000775F9000-memory.dmp

    Filesize

    1.7MB

  • memory/1064-216-0x00000000737D0000-0x0000000073944000-memory.dmp

    Filesize

    1.5MB

  • memory/1516-326-0x0000000072760000-0x00000000737C2000-memory.dmp

    Filesize

    16.4MB

  • memory/1516-332-0x0000000000130000-0x00000000001F6000-memory.dmp

    Filesize

    792KB

  • memory/1516-328-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

    Filesize

    4KB

  • memory/1516-327-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

    Filesize

    4KB

  • memory/2384-286-0x0000000000400000-0x00000000008AD000-memory.dmp

    Filesize

    4.7MB

  • memory/2384-297-0x0000000000400000-0x00000000008AD000-memory.dmp

    Filesize

    4.7MB

  • memory/2608-308-0x0000000003D10000-0x0000000003D72000-memory.dmp

    Filesize

    392KB

  • memory/2608-306-0x000000001F890000-0x000000001F942000-memory.dmp

    Filesize

    712KB

  • memory/2608-299-0x000000001ECD0000-0x000000001EDE0000-memory.dmp

    Filesize

    1.1MB

  • memory/2608-301-0x0000000003CE0000-0x0000000003CEC000-memory.dmp

    Filesize

    48KB

  • memory/2608-300-0x0000000000170000-0x0000000000180000-memory.dmp

    Filesize

    64KB

  • memory/2608-302-0x0000000003AB0000-0x0000000003AC4000-memory.dmp

    Filesize

    80KB

  • memory/2608-303-0x0000000003F20000-0x0000000003F44000-memory.dmp

    Filesize

    144KB

  • memory/2608-304-0x0000000005A70000-0x0000000005A7A000-memory.dmp

    Filesize

    40KB

  • memory/2608-305-0x000000001EB30000-0x000000001EB5A000-memory.dmp

    Filesize

    168KB

  • memory/2608-324-0x0000000003AA0000-0x0000000003AAA000-memory.dmp

    Filesize

    40KB

  • memory/2608-307-0x000000001EDE0000-0x000000001EE5A000-memory.dmp

    Filesize

    488KB

  • memory/2608-313-0x0000000020150000-0x0000000020450000-memory.dmp

    Filesize

    3.0MB

  • memory/2608-298-0x0000000000180000-0x0000000003A78000-memory.dmp

    Filesize

    57.0MB

  • memory/2608-315-0x0000000003F10000-0x0000000003F1A000-memory.dmp

    Filesize

    40KB

  • memory/2608-309-0x0000000003A80000-0x0000000003A8A000-memory.dmp

    Filesize

    40KB

  • memory/2608-316-0x000000001E0C0000-0x000000001E0E2000-memory.dmp

    Filesize

    136KB

  • memory/2608-319-0x0000000005A80000-0x0000000005A8C000-memory.dmp

    Filesize

    48KB

  • memory/2856-210-0x0000000001E60000-0x0000000001F60000-memory.dmp

    Filesize

    1024KB

  • memory/2856-209-0x0000000000400000-0x0000000001A3E000-memory.dmp

    Filesize

    22.2MB

  • memory/2856-211-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2856-3-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2856-1-0x0000000001E60000-0x0000000001F60000-memory.dmp

    Filesize

    1024KB

  • memory/2856-2-0x0000000000230000-0x000000000029D000-memory.dmp

    Filesize

    436KB

  • memory/2976-194-0x0000000000400000-0x0000000002B02000-memory.dmp

    Filesize

    39.0MB

  • memory/2976-20-0x0000000061E00000-0x0000000061EF3000-memory.dmp

    Filesize

    972KB