Analysis

  • max time kernel
    210s
  • max time network
    295s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    07-05-2024 22:24

General

  • Target

    0ffd98ee730d075f964045eb2538fb640a816b9db9c20fba0b9a66fb52a7c068.exe

  • Size

    455KB

  • MD5

    39f8e1c34c1a6e6aa1fa544a62f6153d

  • SHA1

    4ff01ce75ce3062f960ff31c86f94d88632fce5a

  • SHA256

    0ffd98ee730d075f964045eb2538fb640a816b9db9c20fba0b9a66fb52a7c068

  • SHA512

    21512c4e99a7dbd3ed5d18733980e52c739304815f964f50c7e6b8ee205410e57bc8c56afa97cfe6c6dd7215cb6ab14c020d6cdbebbe69eef9318a2e90db01e9

  • SSDEEP

    6144:/kQovcEzShy9BhYyKVPJq/URCX68fELkHlVAwmN8HGPq1Mv4qb4/V:8QoUgSUAnRCL8YHLAWH9eAU4/V

Malware Config

Extracted

Family

stealc

C2

http://185.172.128.150

Attributes
  • url_path

    /c698e1bc8a2f5e6d.php

Signatures

  • Detect ZGRat V1 2 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 16 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • 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 processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious behavior: MapViewOfSection 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 23 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0ffd98ee730d075f964045eb2538fb640a816b9db9c20fba0b9a66fb52a7c068.exe
    "C:\Users\Admin\AppData\Local\Temp\0ffd98ee730d075f964045eb2538fb640a816b9db9c20fba0b9a66fb52a7c068.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1924
    • C:\Users\Admin\AppData\Local\Temp\u1hg.0.exe
      "C:\Users\Admin\AppData\Local\Temp\u1hg.0.exe"
      2⤵
      • Executes dropped EXE
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      PID:3028
    • C:\Users\Admin\AppData\Local\Temp\u1hg.2\run.exe
      "C:\Users\Admin\AppData\Local\Temp\u1hg.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:1852
      • 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:2760
        • 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:2684
    • C:\Users\Admin\AppData\Local\Temp\u1hg.3.exe
      "C:\Users\Admin\AppData\Local\Temp\u1hg.3.exe"
      2⤵
      • Executes dropped EXE
      PID:956
      • 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⤵
          PID:2696

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\ApplicationInsights\252e99e709753c2ab04b66e213ab7d72cfdb494a7016e07d23bc17fe7cebab94\ab9e3c95c33e444a91feb3d672adade3.tmp

      Filesize

      1KB

      MD5

      14dcd368173cd686628f790608588a37

      SHA1

      8332e52e219e87208c1a2f50c4a84aad3efab027

      SHA256

      7ff338f0e890a7b394080c7e3842c553dee41439b5c0235fde597cae4268d89a

      SHA512

      31e6f09394dcf503209722ef98345e8adb58179712b4a1cf47aa603f02b9a2b0c04b279b24300e5ca7927c0d17b66763937b182ebff2752fabc94c3bbf64580c

    • C:\Users\Admin\AppData\Local\Temp\U1HG1~1.ZIP

      Filesize

      1.6MB

      MD5

      9bb67e904ac371b5ffd143f8fb54e1e2

      SHA1

      58009e463133af8b89b59716fe255b118eca872c

      SHA256

      44afbc66f029be48db5d01678a0af7baf541e4a61d4b07391aa0470f0a961ded

      SHA512

      573c196dc87a1d3ea22b3ebdd2be1e4fbfbd3ea431694ec5e503f5cc6717b7d63a478c5c981ba5b467176aadd352c92f1d026b60a28b8ff76390af6903c1cdc0

    • C:\Users\Admin\AppData\Local\Temp\fe7852bb

      Filesize

      1.4MB

      MD5

      f2c6fc2e3dfa8ecaae354d86316f48f1

      SHA1

      40157a39251d6f5bc2a95e9d7b44866dff441477

      SHA256

      504393064a0fa262c473036215d8da20659cc21a8cc2d64cfc6b5214342cd132

      SHA512

      6ed89996604869f4300c319b73b6b2c959158c1c3958d098f345bc5340634a0fa0ae3a76e561521953fd1703c497e621f779bd482378187980524a143c54fd7a

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

      Filesize

      2KB

      MD5

      572bfefe48eed3ee26bed729538d9fac

      SHA1

      65e30e469e76e3d2e8ba3ba65c4e612161990bf9

      SHA256

      ec012e08aa8b308c96b835dbddb392de7bbba333253d212f22e99bf3319d2294

      SHA512

      95fbc5a951c6913dccb26cbb5cfd45f13bc6e16944afc384303069faa25f1f16378ee020156c5f568b1b83e5f0de64ebfe96b74466ca66270acf8b675077c729

    • C:\Users\Admin\AppData\Local\Temp\tmpD605.tmp

      Filesize

      20KB

      MD5

      c9ff7748d8fcef4cf84a5501e996a641

      SHA1

      02867e5010f62f97ebb0cfb32cb3ede9449fe0c9

      SHA256

      4d3f3194cb1133437aa69bb880c8cbb55ddf06ff61a88ca6c3f1bbfbfd35d988

      SHA512

      d36054499869a8f56ac8547ccd5455f1252c24e17d2b185955390b32da7e2a732ace4e0f30f9493fcc61425a2e31ed623465f998f41af69423ee0e3ed1483a73

    • C:\Users\Admin\AppData\Local\Temp\u1hg.0.exe

      Filesize

      262KB

      MD5

      49c818da112894812df1468c79b96bbc

      SHA1

      b943d8877e19b59cd6f61f702c659e635fd96a4f

      SHA256

      7dee0c70282dffb5642fe42e1d7480ace50d58fad04f41f240b99dd7be432a3a

      SHA512

      5171905e30b07b72a32f12b0d9a39003d1a8aa83feeb25cb867a2290eed5e8bf3c6b2d7e5eb85be31a1bc818726dafd899d9956440804b2ef47d46e41c259732

    • C:\Users\Admin\AppData\Local\Temp\u1hg.2\doubled.doc

      Filesize

      1.2MB

      MD5

      f344794dc910dc343f92ded2c6b5e0ab

      SHA1

      e5878518ce55ce5bd1890d5e04a82eb22d5a848a

      SHA256

      3cf94707697ce0141960b05a15cbd3c3b791196995b1d21c4ff6bfb59997e235

      SHA512

      ee00ad0c728c750b6c75001ba52df7ef367bebf1cbc01e2c9370dd42b1867b5347d5e68254f427dddde3214f2fae1341ab76c7faa3a4724e1d1d43fae97d3a58

    • C:\Users\Admin\AppData\Local\Temp\u1hg.2\protactinium.log

      Filesize

      84KB

      MD5

      a276acc3fd657d7665bd4ddce8fb9749

      SHA1

      c02642eec3f4e8b0314045ee95e0a15abd853ea8

      SHA256

      6565f36d224ff27d89ad39a0d87f851f64308834d86e8a7cd02e9e1ea44187c8

      SHA512

      178476d229ff011cb1f39048acae46b42a80b2ec209b283a8237604646b09224446c5bb3a690191c4fd58813611d7c06b4fb23699cd76ad020a5d0bf4d456d79

    • C:\Users\Admin\AppData\Local\Temp\u1hg.2\run.exe

      Filesize

      446KB

      MD5

      485008b43f0edceba0e0d3ca04bc1c1a

      SHA1

      55ae8f105af415bb763d1b87f6572f078052877c

      SHA256

      12c22ba646232d5d5087d0300d5cfd46fed424f26143a02dc866f1bfceab3c10

      SHA512

      402652786daae635c7405f5fa0924d768cbde2086f9f57b10f00f921dec98e37168f5c3a6baa5593ba9a478f3971d32747c517ffd485d25634c924e6b08815b1

    • C:\Users\Admin\AppData\Local\Temp\u1hg.3.exe

      Filesize

      2.1MB

      MD5

      0ef4e27e914de46c682cd3d6f564d1cf

      SHA1

      aa00eb2e895a80e1e5881d1b4618c844858ecb21

      SHA256

      c7be7abeb3504d7eb53fa89e99029bea1e715fa4b3964ac0c54a298af5781f75

      SHA512

      a6c94949b67dc653fefd6e9b9726307c18e91ced8aa82be950561383b75c5823d5241a65d68157a7249ea34923148b0b1f877d5137e3dc44bbe076fb920b63f9

    • C:\Users\Admin\AppData\Local\Temp\u1hg.3.exe

      Filesize

      2.0MB

      MD5

      5d79a6281be66315a2f7dcfdc2afd33d

      SHA1

      c6f34e79f0d3a57f06bbdbbfa7487089cf118c33

      SHA256

      5c6a6316c08bb05d50771ce74e247c310995a49aa7ea445e4f44be5af3104171

      SHA512

      146efc75d02924073fba8afa312e0d0fc634342ca9b6d200098485ffb65ed5c243ac3c80c2b2eae4c1dc943834aeca205f0132ea8d185d1d20c608bd9b05dfb1

    • \Users\Admin\AppData\Local\Temp\u1hg.2\ASUS_WMI.dll

      Filesize

      224KB

      MD5

      3f109a02c8d642e8003a1188df40d861

      SHA1

      f723f38471b8872443aa9177eef12a96c02cc84a

      SHA256

      6523b44da6fa7078c7795b7705498e487b0625e28e15aec2d270c6e4a909b5a5

      SHA512

      023696a52d48c465ab62e3ee754b445093b8a0ed0a232b430ce1f0db3dae382c9e1fba210c2b04d1018cc29bfb69c546976912f3939a76e98bcb792ae57af0da

    • \Users\Admin\AppData\Local\Temp\u1hg.2\ATKEX.dll

      Filesize

      84KB

      MD5

      e68562f63265e1a70881446b4b9dc455

      SHA1

      da16ef9367bde3ce892b1a0e33bc179d8acdceb3

      SHA256

      c8b16f1c6883a23021da37d9116a757f971fe919d64ef8f9dba17a7d8dd39adb

      SHA512

      6bedea10a5b50f6e93e8566c18970c8ad1b8dfc7d5961069fc5d5216dcdded0b2a2ad8dd91f4ad80f8604d573a343c126df238ee5c448cdc26b899077957a674

    • \Users\Admin\AppData\Local\Temp\u1hg.2\AsIO.dll

      Filesize

      120KB

      MD5

      f383f6f4e764619bd19e319335d3ef2b

      SHA1

      99f287e49a15e495b4ead8e5589364a5f87b357e

      SHA256

      03951dfe05bf74c61568aed50b9d8ce5ecf0e0c2b8e73bc37e1a699ae7eebc9d

      SHA512

      6fa960a084f42e6de25b74782d205c48ca9329997fc2ae8db902bb653da5e878ed92ced6b37472248d5bdc820fc48080ae4fce41556c4b20a049e30bf93d6934

    • \Users\Admin\AppData\Local\Temp\u1hg.3.exe

      Filesize

      2.1MB

      MD5

      f7666de5ee51c5b3afbbe1503e045312

      SHA1

      23624fa7bd02599f6cb796aaf19a4b1395536673

      SHA256

      641eb097ec765f571b49701491ff1735e8bea377dd99274672cc86e1f91eda5f

      SHA512

      6a06f740ce7f0fd3f38b08e6c38315bd9d783821649dea1e726c7b6563200a8cd89fa5f6aa7fef6633555ac56cbfa641d5df44fb0e6f76b2047391abfa0b5e4d

    • \Users\Admin\AppData\Local\Temp\u1hg.3.exe

      Filesize

      2.8MB

      MD5

      74e52168f2ae714da4a52c75e78effcc

      SHA1

      97636f0e3c47a714a9553924428015584c985ed9

      SHA256

      f59e0e9ef3491fdbb3b50fa47bba17d6cb54613851c436a27fa417dbcaf3b0f7

      SHA512

      5d4a160b390c6cbf909bec1f8f39ba8d17ea3965ce11aaf20e232828c11e77cc0fe5413a37dd09e3ccd09c25fbe241df67b409ed36056f446b8e179a6e2f5726

    • \Users\Admin\AppData\Local\Temp\u1hg.3.exe

      Filesize

      1.2MB

      MD5

      4568a09ed4c4d33d5927ca49126175e5

      SHA1

      c85098d1fd73efff640e724dbee98fbb8ad8ceea

      SHA256

      7f7cf5fbe5c5025d6b6ee86b78e133e0f93aab5ba94e272ae716bfee5f9d77d1

      SHA512

      ccadb3bea90c874699f6f6155bdebcf7a6a37489247a1786dd26878f57d94a1d03083ec2e1988e4213e260dac1b8de424f4dabe81ed33e17c9734dc9b670f45e

    • memory/956-434-0x0000000000400000-0x00000000008AD000-memory.dmp

      Filesize

      4.7MB

    • memory/956-435-0x0000000000400000-0x00000000008AD000-memory.dmp

      Filesize

      4.7MB

    • memory/1852-128-0x00000000775B0000-0x0000000077759000-memory.dmp

      Filesize

      1.7MB

    • memory/1852-136-0x00000000741B0000-0x0000000074324000-memory.dmp

      Filesize

      1.5MB

    • memory/1852-127-0x00000000741B0000-0x0000000074324000-memory.dmp

      Filesize

      1.5MB

    • memory/1924-1-0x0000000000300000-0x0000000000400000-memory.dmp

      Filesize

      1024KB

    • memory/1924-135-0x0000000000400000-0x0000000001A3C000-memory.dmp

      Filesize

      22.2MB

    • memory/1924-2-0x0000000001AB0000-0x0000000001B1D000-memory.dmp

      Filesize

      436KB

    • memory/1924-20-0x0000000000400000-0x0000000001A3C000-memory.dmp

      Filesize

      22.2MB

    • memory/1924-3-0x0000000000400000-0x0000000000470000-memory.dmp

      Filesize

      448KB

    • memory/1924-140-0x0000000000400000-0x0000000000470000-memory.dmp

      Filesize

      448KB

    • memory/1924-134-0x0000000000300000-0x0000000000400000-memory.dmp

      Filesize

      1024KB

    • memory/1924-399-0x0000000000300000-0x0000000000400000-memory.dmp

      Filesize

      1024KB

    • memory/1924-398-0x0000000000400000-0x0000000000470000-memory.dmp

      Filesize

      448KB

    • memory/1924-397-0x0000000000400000-0x0000000001A3C000-memory.dmp

      Filesize

      22.2MB

    • memory/2684-194-0x0000000072B30000-0x0000000073B92000-memory.dmp

      Filesize

      16.4MB

    • memory/2684-195-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

      Filesize

      4KB

    • memory/2684-197-0x0000000000400000-0x00000000004C6000-memory.dmp

      Filesize

      792KB

    • memory/2684-196-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

      Filesize

      4KB

    • memory/2696-442-0x0000000005A00000-0x0000000005A0A000-memory.dmp

      Filesize

      40KB

    • memory/2696-438-0x00000000002A0000-0x00000000002B0000-memory.dmp

      Filesize

      64KB

    • memory/2696-462-0x0000000000290000-0x000000000029A000-memory.dmp

      Filesize

      40KB

    • memory/2696-437-0x000000001EC00000-0x000000001ED0A000-memory.dmp

      Filesize

      1.0MB

    • memory/2696-458-0x0000000005A10000-0x0000000005A1C000-memory.dmp

      Filesize

      48KB

    • memory/2696-440-0x0000000000450000-0x0000000000464000-memory.dmp

      Filesize

      80KB

    • memory/2696-441-0x0000000005850000-0x0000000005874000-memory.dmp

      Filesize

      144KB

    • memory/2696-444-0x000000001F470000-0x000000001F522000-memory.dmp

      Filesize

      712KB

    • memory/2696-443-0x000000001E8C0000-0x000000001E8EA000-memory.dmp

      Filesize

      168KB

    • memory/2696-453-0x00000000059F0000-0x00000000059FA000-memory.dmp

      Filesize

      40KB

    • memory/2696-439-0x0000000000460000-0x000000000046C000-memory.dmp

      Filesize

      48KB

    • memory/2696-436-0x0000000000980000-0x00000000041B4000-memory.dmp

      Filesize

      56.2MB

    • memory/2696-449-0x000000001FB80000-0x000000001FE80000-memory.dmp

      Filesize

      3.0MB

    • memory/2696-445-0x0000000000270000-0x000000000027A000-memory.dmp

      Filesize

      40KB

    • memory/2696-451-0x0000000000290000-0x000000000029A000-memory.dmp

      Filesize

      40KB

    • memory/2696-452-0x0000000000290000-0x000000000029A000-memory.dmp

      Filesize

      40KB

    • memory/2696-455-0x000000001E010000-0x000000001E032000-memory.dmp

      Filesize

      136KB

    • memory/2696-454-0x000000001ED10000-0x000000001ED72000-memory.dmp

      Filesize

      392KB

    • memory/2760-191-0x00000000741B0000-0x0000000074324000-memory.dmp

      Filesize

      1.5MB

    • memory/2760-141-0x00000000775B0000-0x0000000077759000-memory.dmp

      Filesize

      1.7MB

    • memory/3028-190-0x0000000000400000-0x0000000002AFE000-memory.dmp

      Filesize

      39.0MB

    • memory/3028-21-0x0000000000400000-0x0000000002AFE000-memory.dmp

      Filesize

      39.0MB