Analysis

  • max time kernel
    17s
  • max time network
    11s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-04-2024 16:14

General

  • Target

    Rainmeter-4.5.18.exe

  • Size

    2.4MB

  • MD5

    e2d2743839d187982e9c602575efc48c

  • SHA1

    e5b6808770e6bca105c1616e31015160725f855e

  • SHA256

    5ac959e5dee9884512f4a34623bbad2c08be427669015b917a750f7cbfbb0a75

  • SHA512

    941936885ee61bcda2d0623a660d5532adecd66d7ee506650d33c5236e15f01dd0689ebab2ebf4f1935bf48f88d0c2579af800602602542521fe349b291d9878

  • SSDEEP

    49152:mQ5YRSuP59wVHUY1jLjTwtuXUaLEikcepufsJvHtgomcyC5eieKalFvv+Xg8V:m7Ss9wVHUCY8TIPC34eieKa/8NV

Score
7/10

Malware Config

Signatures

  • Drops startup file 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops file in Program Files directory 64 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 5 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies registry class 17 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 5 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Rainmeter-4.5.18.exe
    "C:\Users\Admin\AppData\Local\Temp\Rainmeter-4.5.18.exe"
    1⤵
    • Drops startup file
    • Checks computer location settings
    • Drops file in Program Files directory
    • Loads dropped DLL
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:968
    • C:\Program Files\Rainmeter\Rainmeter.exe
      "C:\Program Files\Rainmeter\Rainmeter.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:3808

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files\Rainmeter\Defaults\Layouts\illustro default\Rainmeter.ini

    Filesize

    698B

    MD5

    7ed3f1a420c2ba65345af28455a754da

    SHA1

    798075c46eded535f7a3191b38c5c6128dbfb4af

    SHA256

    97030b68fafaee7bb69eacb3c737ba0ca0d75b70e805166494b34fc589f1b7d9

    SHA512

    fd3c12386c671089f7f7ac23450318c64cf69eae908fafcbc264c9d7f842482efdb5667f18c0cd7bd015715d06e43260c394a5ebc9639526eae504614e89aba5

  • C:\Program Files\Rainmeter\Defaults\Skins\illustro\@Resources\Background.png

    Filesize

    1KB

    MD5

    751ae72195e782cf91732d0e89138582

    SHA1

    13a3f32b1b34b61a8ea51efb9098ffc82925dd5d

    SHA256

    ae72127580a6401f4b3cba621267fcb4d13f0547b7ea00d2748a3a3892cb54de

    SHA512

    00f821d05e77e5a8bd9cfcb7ac3f963a9dc826521aa9192801d8ea38d085651f3cccc4ab306b58d6310d5445b36645849a4df9adbf6befedf17a785e95424ab4

  • C:\Program Files\Rainmeter\Defaults\Skins\illustro\Clock\Clock.ini

    Filesize

    2KB

    MD5

    a23de9c5c90b698420fc8b3517f36598

    SHA1

    8f872f02bdd7be04d340c4f1d0a97f795cd66f6e

    SHA256

    45b2d5644208a29e7e90cc74e130c0fb77c35099e9dbd17ffc010080a3ef1d8d

    SHA512

    c8030bfbde83fab6ebaeef2a080b55cfa463ece91732e79b0c11ff204bf86715095fe128cbbf76d4cc4029880ec97ba6a7b6f14561bdecf790d3d4359e74176a

  • C:\Program Files\Rainmeter\Defaults\Skins\illustro\Disk\1 Disk.ini

    Filesize

    3KB

    MD5

    bd443770cbb26712f476fa3d41ab812c

    SHA1

    12aa90188125460708af5fa135cff7f1985c6408

    SHA256

    1e243b7ec358bc79d65da9d5446758cfd567847cf7fea6ce128f4947d04d7346

    SHA512

    48e1efcd309d9ea9e780ca7873a2996ee3cbd7bacc6f30b6f017df7c76392d34ca3dd847e5d2b4e36bb340ba8e9a8f095efa8a5e0fc5c11b4f73586356cf625c

  • C:\Program Files\Rainmeter\Defaults\Skins\illustro\Disk\2 Disks.ini

    Filesize

    5KB

    MD5

    7215e77b41579b66126d8d010ab6894a

    SHA1

    47462528453382376fab2ee6985fe6347ffbfc6a

    SHA256

    3106efa019016e9d84d0ee4e484f45ffc4311617d3ef3ddce74393a6e41952f0

    SHA512

    b9abb0081838cde464b6047af7f8f6ca983a33c37e32dbd0e43c64e943389051b5daf195e7843dece36dd295bbb6a05be7dec27af810ebb49c31e164b7ce2469

  • C:\Program Files\Rainmeter\Defaults\Skins\illustro\Google\Google.ini

    Filesize

    2KB

    MD5

    f04f5cd3c064a53966592193b7fe372e

    SHA1

    5a88c6723efae9fa3f684c3fbcd48079fcda3ea5

    SHA256

    d5088ede9c2366864572a95cbc87afddd3dbe0adc9d890b640646acd1dd401c2

    SHA512

    f4ce218c7828bcd9ddc53b2781a7aa21bc151671d373c884dddccaa3d9c74cb93d9f3ea0b5649ea6d5f6f75da2e8fe36fd875c7ccb90b7cb2b6368a425cdf96b

  • C:\Program Files\Rainmeter\Defaults\Skins\illustro\Network\Network.ini

    Filesize

    4KB

    MD5

    af773a3edb7ab7dea85efd07894d672f

    SHA1

    218d83135747d9600c00bce410098e202f3999f4

    SHA256

    5d19b527cec19026ccaf130cf54dbf5716c2877d08076a57658c37ded698e803

    SHA512

    9cf52adb75bceee2ec6990498807830eaada7c3e44a03c06a06b384271bdac5b42c595bfc6698a5df557fec38842755cc54f62a77b40474a02ad9a3f32dc362b

  • C:\Program Files\Rainmeter\Defaults\Skins\illustro\Recycle Bin\Recycle Bin.ini

    Filesize

    3KB

    MD5

    0a1fe3462f5f9e3599d5bb33b157f74a

    SHA1

    cfdc3dcf0fc6683fb2bb7a491be83999a6442640

    SHA256

    0ff9e0d8cf8d2a902e9fcda78857ead00b3378815c2f342b1e1b5cd7eea39a10

    SHA512

    978fb567f717fa4853c2cf22bbab987ea1354eed0c762877d53183227847c504cdbb39f0850a829e5fddbfeded2599b65e73df8b8401ced106bd6eb23e6d5ef4

  • C:\Program Files\Rainmeter\Defaults\Skins\illustro\System\System.ini

    Filesize

    4KB

    MD5

    e7c252045282bcc9b1e5675865d8408c

    SHA1

    2d035d8c608afd1cdcbaa931b1a170de06e60910

    SHA256

    a2298019b2774ef5f7fa1d22d08738f36e7749ea125bf441a6b8bad23b960826

    SHA512

    8444337335973db2a6578d49332ccbe5b2e151aac8428b9f6da92f184af91c782a4b6e15164162db85dedcaca3524804ef31a2da90a359e88af9e609f3ef01c5

  • C:\Program Files\Rainmeter\Defaults\Skins\illustro\Welcome\Background.png

    Filesize

    1KB

    MD5

    27c60fa5b6e8c9545c885f108f501a36

    SHA1

    58439914234e29a6e8973328dae945ec2fc569ce

    SHA256

    3aea0caa797e487abb0901648773251ca52f14b680a960baee080f263d2dd9ec

    SHA512

    26f6a7057f31aab9b88ed5fd779e83e82d32205eb568c46f4fbe93a79182e1f09e00a06d842fea180c2ee469510ad08e26fb8cd08228e3ad6f037802b2b965d1

  • C:\Program Files\Rainmeter\Defaults\Skins\illustro\Welcome\Welcome.ini

    Filesize

    3KB

    MD5

    9fd985ded033fa0fcc86c222e8e4370d

    SHA1

    83615886c788f272078fbbe02e1f8af87ca1ef4e

    SHA256

    6b710c75c1bfc4046ce0bdcde3c4f920aaefe1ecd4fa186d3bdfee12af897707

    SHA512

    4165e953773328557f42f1f8a29f0b566bcd5c347b8d5e9586ba09f2a4283a64e6f0ae6aa0ea0ba2b6ae8b0598ca4fed7e6878969eed371a1e6fe6dd23695c3c

  • C:\Program Files\Rainmeter\Languages\1033.dll

    Filesize

    13KB

    MD5

    2ef22e0172e13db7c128c0155bf10b00

    SHA1

    a81ae49635bff063048cb4c1fa6962da553a57f8

    SHA256

    62dab5892dde4b2cb899273fb205c1770fc2fabca282e51b65e5fa60218cab6b

    SHA512

    c09c4acffdfd5dc0ef6704f3b337a4865cc9932f12b142113a1b5dd403bf1d952b9bff793a2fe368f26c0bf2626e0c1766252e0b86170f9f8c22221fc6750d86

  • C:\Program Files\Rainmeter\Rainmeter.dll

    Filesize

    2.6MB

    MD5

    0afb12e3671b0da30df98ec58b43b0a9

    SHA1

    8fcce8e8ee9ca49956ec6099125affae23ae902a

    SHA256

    de168bd99a3581139456d86f0cd2dc30561ea95fedd6185c1f1e517bc42e38a7

    SHA512

    301c62f870d29c1787a28f252c6ec936e08b097ced9e3c164bc6e02bf3009e6db5853c0a7c879329fd7beb941272327ffd091e11d6c2915633cc4084e7c895de

  • C:\Program Files\Rainmeter\Rainmeter.exe

    Filesize

    464KB

    MD5

    cfebe658f8284913b48c5163cfbbce33

    SHA1

    43759d3ba4d1cfbb3433a154bdc6e772343d7298

    SHA256

    4bfa907726195157705978372217cee1c99e12493b093aafe30fc31aede16ceb

    SHA512

    26086ed53744f015f5f45d4f04cb908a6ca1f114079c1aefce740c0255a9fb321871c54aebe34561dccb7c0eb44d350b5a79514ade1f5ef3f47456df8975bf25

  • C:\Users\Admin\AppData\Local\Temp\nsx3347.tmp\LangDLL.dll

    Filesize

    5KB

    MD5

    68b287f4067ba013e34a1339afdb1ea8

    SHA1

    45ad585b3cc8e5a6af7b68f5d8269c97992130b3

    SHA256

    18e8b40ba22c7a1687bd16e8d585380bc2773fff5002d7d67e9485fcc0c51026

    SHA512

    06c38bbb07fb55256f3cdc24e77b3c8f3214f25bfd140b521a39d167113bf307a7e8d24e445d510bc5e4e41d33c9173bb14e3f2a38bc29a0e3d08c1f0dca4bdb

  • C:\Users\Admin\AppData\Local\Temp\nsx3347.tmp\System.dll

    Filesize

    12KB

    MD5

    cff85c549d536f651d4fb8387f1976f2

    SHA1

    d41ce3a5ff609df9cf5c7e207d3b59bf8a48530e

    SHA256

    8dc562cda7217a3a52db898243de3e2ed68b80e62ddcb8619545ed0b4e7f65a8

    SHA512

    531d6328daf3b86d85556016d299798fa06fefc81604185108a342d000e203094c8c12226a12bd6e1f89b0db501fb66f827b610d460b933bd4ab936ac2fd8a88

  • C:\Users\Admin\AppData\Local\Temp\nsx3347.tmp\UAC.dll

    Filesize

    14KB

    MD5

    adb29e6b186daa765dc750128649b63d

    SHA1

    160cbdc4cb0ac2c142d361df138c537aa7e708c9

    SHA256

    2f7f8fc05dc4fd0d5cda501b47e4433357e887bbfed7292c028d99c73b52dc08

    SHA512

    b28adcccf0c33660fecd6f95f28f11f793dc9988582187617b4c113fb4e6fdad4cf7694cd8c0300a477e63536456894d119741a940dda09b7df3ff0087a7eada

  • C:\Users\Admin\AppData\Local\Temp\nsx3347.tmp\nsDialogs.dll

    Filesize

    9KB

    MD5

    6c3f8c94d0727894d706940a8a980543

    SHA1

    0d1bcad901be377f38d579aafc0c41c0ef8dcefd

    SHA256

    56b96add1978b1abba286f7f8982b0efbe007d4a48b3ded6a4d408e01d753fe2

    SHA512

    2094f0e4bb7c806a5ff27f83a1d572a5512d979eefda3345baff27d2c89e828f68466d08c3ca250da11b01fc0407a21743037c25e94fbe688566dd7deaebd355

  • C:\Users\Admin\AppData\Roaming\Rainmeter\Rainmeter.ini

    Filesize

    724B

    MD5

    ff38c9475be1cf1ecaadd7bbdaa37fae

    SHA1

    71da65490cc19d4a6c6a747450471a24c6456928

    SHA256

    3e23d58fe4abda8ec0b0b048aa66a62fc727eccfa8f2126ffed8c8d7994ff17c

    SHA512

    14a5f9bb4f00e22d43012bc34378d766b14917882b96700bfe3588a27a16207938c4a561e20fd682cf2994a0084832a8ee481ccf49b032a6389508b03439a723

  • C:\Users\Admin\AppData\Roaming\Rainmeter\Rainmeter.ini

    Filesize

    828B

    MD5

    b01e0c5e180ed70626c4456d9a70a526

    SHA1

    e0ea07166ac47587cc02011cb792b49458470d6e

    SHA256

    ba4107f9844b0d4053f48a8a1273774e5a634e3161aa71b5d66d497e05594ffc

    SHA512

    4affce4002b0d8ea30036f009d6d2a661cf94558a9b2023157258c4d98dde047388dbe90701f8a4a9f29fe269653e851bd24caa3eeccdf6cba28fe341a3c3102