Resubmissions

08/02/2024, 09:22

240208-lcd7ssdd32 10

08/02/2024, 02:25

240208-cwq62adgdl 6

07/02/2024, 17:55

240207-whf9fsac74 6

Analysis

  • max time kernel
    111s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/02/2024, 02:25

General

  • Target

    npp.8.6.portable.x64/updater/GUP.exe

  • Size

    818KB

  • MD5

    e9be0bc06725c372140838245805dc66

  • SHA1

    6eafbbefe6d2b5b6c8fc39dac54881b5f2e61735

  • SHA256

    8038960c66ec29e9ee0f027491c8349a158025faee39d069219b5a3297134197

  • SHA512

    14831f538f5afd80689db24f7536ef725b75ce235a1ccb7f6795440819461d038cede5beeebd28ffbf9618ae984a0f347a9ffe4c0c10da7b914022174a1688e2

  • SSDEEP

    12288:KySK0M5qRxaBr5wFNbgpA0WUVzOR63AczZXBS3CNmBDIOh68ADKbp34zZZ6dNNoq:7qMo2aWqT2KbpIFZ6PNeTw

Malware Config

Signatures

  • Downloads MZ/PE file
  • Checks computer location settings 2 TTPs 2 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 4 IoCs
  • Loads dropped DLL 15 IoCs
  • Registers COM server for autorun 1 TTPs 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 9 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\npp.8.6.portable.x64\updater\GUP.exe
    "C:\Users\Admin\AppData\Local\Temp\npp.8.6.portable.x64\updater\GUP.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1360
    • C:\Users\Admin\AppData\Local\Temp\npp.8.6.2.Installer.exe
      "C:\Users\Admin\AppData\Local\Temp\npp.8.6.2.Installer.exe"
      2⤵
      • Drops file in Program Files directory
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:324
      • C:\Windows\SysWOW64\regsvr32.exe
        regsvr32 /s "C:\Program Files (x86)\Notepad++\contextMenu\NppShell.dll"
        3⤵
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:4600
        • C:\Windows\system32\regsvr32.exe
          /s "C:\Program Files (x86)\Notepad++\contextMenu\NppShell.dll"
          4⤵
          • Loads dropped DLL
          • Registers COM server for autorun
          • Modifies registry class
          PID:3168
      • C:\Windows\explorer.exe
        "C:\Windows\explorer.exe" "C:\Program Files (x86)\Notepad++\notepad++.exe"
        3⤵
          PID:3436
        • C:\Program Files (x86)\Notepad++\notepad++.exe
          "C:\Program Files (x86)\Notepad++\notepad++.exe" "C:\Program Files (x86)\Notepad++\change.log"
          3⤵
          • Executes dropped EXE
          PID:3852
    • C:\Windows\explorer.exe
      C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:3932
      • C:\Program Files (x86)\Notepad++\notepad++.exe
        "C:\Program Files (x86)\Notepad++\notepad++.exe"
        2⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2680
        • C:\Program Files (x86)\Notepad++\updater\gup.exe
          "C:\Program Files (x86)\Notepad++\updater\gup.exe" -v8.62
          3⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of SetWindowsHookEx
          PID:5000

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Program Files (x86)\Notepad++\change.log

      Filesize

      2KB

      MD5

      49289d54ac50144085f380ce7d6002a8

      SHA1

      6b18c63177c482ffe34f542e13b62632712dccdd

      SHA256

      c6462ec921d8aa721999a75022891c0bf8e12e75941a59808cd7cb6a7b30a0ef

      SHA512

      199d817633cf056c43dd23ab9450dc336486635e9beba584c01e8a4481300da036be6cb0caa079d1679528100ea9a891601e0aaa9b7ca8c364fc622cc84c2cb3

    • C:\Program Files (x86)\Notepad++\contextMenu\NppShell.dll

      Filesize

      388KB

      MD5

      a3f7ba2ee563b50dcd411376f66c8d02

      SHA1

      b865b1e878b3a68538c5ebe0aeffc98ff617736d

      SHA256

      42272408ffb295313636f3f3b19947079339e32b43368d6c379fd8c911ec5122

      SHA512

      40b69e2dca62984d4e28d9db822961ffd41df5911ed83b5e826668d5aafeb0ff101139dcfb7c51f96b7f9ee417155cf421ad7a743159b722bb2841729f4a7193

    • C:\Program Files (x86)\Notepad++\langs.model.xml

      Filesize

      451KB

      MD5

      e2720d29d41e4373d807701e8c7e74f7

      SHA1

      42f6abe22a32bc4a3e389205bb1e82f6685f81a0

      SHA256

      b21447e1d7fa8e21a8641638701e18a30ebf491766b8f2071aa12c5595b4b1e8

      SHA512

      4cacc1190641f4de8523751183f4edfc0042dad415a7963fe221e2186aad4759c4831b61fb77e27ee8bc1cb16c876e04288be00c972f6326821ef516336bbf99

    • C:\Program Files (x86)\Notepad++\notepad++.exe

      Filesize

      4.8MB

      MD5

      c228674b5664a5100be55de1f47b058d

      SHA1

      a8786b1367edb2561fa79df50672b7b802436d6a

      SHA256

      cb765d7cd249becf12688ec0d41e2523050f7aa7f83513f8dcdcc38facc31e3c

      SHA512

      b2e7d5663b30ed57ba343e2bdd7badf7ac50308abd7eba9ed1beebff2b93ee3b153a6707fa90d643c6402c81825146f73c4e95b4ac2f6adfe7de2d430dcd1b8d

    • C:\Program Files (x86)\Notepad++\notepad++.exe

      Filesize

      2.4MB

      MD5

      906cefaa78fb8dc03a1506bdc8591867

      SHA1

      5ebb30e7d8e5df505003d25ea4fcbd8530f12334

      SHA256

      51c8e4185cb3cae05c7a8604894c5303a82a9accd39844c8c8bfdb31b97518b3

      SHA512

      8c20cde55f3f601112aabedb1d1f17e3b5f988b51cd81f706c45226a70a37ffaf9acd93b917e20b178105e381d02df9c889cf4efc0144138c2041ff06bea8b92

    • C:\Program Files (x86)\Notepad++\plugins\Config\nppPluginList.dll

      Filesize

      197KB

      MD5

      ea2b7e8cd059a1eee860ae70af6f769b

      SHA1

      05871eaac63683cdd10f1f311787978a18fb315a

      SHA256

      66b746d566c29cd733fb24e89b5b0e4a4dc6feba5f887f03cd8b382f1f56d2ce

      SHA512

      30d528768f0a470e10816330c479f2fca12656bbeca3702b5888f486dc633f687e583829381d44a6c578d112a2c2f19eadf6be9d769c6f9d349efa27cb7de0ff

    • C:\Program Files (x86)\Notepad++\plugins\NppConverter\NppConverter.dll

      Filesize

      148KB

      MD5

      532cbccda275f7b3333d30326a42d6eb

      SHA1

      b39224d768d4becf7120c253a96a8668767144fa

      SHA256

      58a31039809436c27753d99d43cfd1fbe9886345149c47c62a3783144a15c563

      SHA512

      5b35d8fd27908cda6daeb86f94bf218e2129efd96c49bad45a97b0faf382d834791dada82841b1245744f69f738ee67ed95975c1cfb443a7df14fa4fb3b286d8

    • C:\Program Files (x86)\Notepad++\plugins\NppExport\NppExport.dll

      Filesize

      127KB

      MD5

      d3867eb3f4d3f9534ea3e832e622ef88

      SHA1

      9ea739460c7bf09537e7fd215bdeba65535e4937

      SHA256

      09a940ca8da5dbc060d683512a1f9bdfd1c0bbfb2d2b39194fee35eb25ad936a

      SHA512

      4007b0fdb9a85701fcb2dead193cc4dd49f67558b9fd9252e577965683cdbd422cb99fd63564d8a37dce886656c5a8dffb1c9fe0738e400167d28dd67f15222c

    • C:\Program Files (x86)\Notepad++\plugins\mimeTools\mimeTools.dll

      Filesize

      106KB

      MD5

      0f31257b9c5bf79ad59fa8246db36860

      SHA1

      c34d6675a90ebfede48a75d64f9183a91aeca6d4

      SHA256

      0060921bce80b61461bff5919b9c211bd92ec70ccac18ebc33881e20bd71bcba

      SHA512

      54891a90b68374bf29b3c3d39f35d6712884d16d4827a6ea246da86aee3f6f3fa780971a503aedb92761db3f7051e6128d663136da0d3e3bf9f28396ff1db59b

    • C:\Program Files (x86)\Notepad++\shortcuts.xml

      Filesize

      3KB

      MD5

      fb573784b83033dd4361f52006d02cb8

      SHA1

      0a2923a44ec1bd5e7e8bc7cace15857ae03bf63c

      SHA256

      37a24662cd55b627807bc2bb7cbba5bbf2abaf6da4dd7bbb949bfaa7903eae9c

      SHA512

      753b44b5e8bea858cf5cc5ddfdc38098a2f3f921949cf98706ead95bdfa1de7ab0c115e9d69237623a03c422969480204c69d3ba277141527458c68230d0c67c

    • C:\Program Files (x86)\Notepad++\stylers.model.xml

      Filesize

      182KB

      MD5

      343b8f55f376e88674733286d027f834

      SHA1

      466886054d5c2641ba6058f58a7a84053aa4696e

      SHA256

      f002b36e70f0fb159885c21fa6e6395176cd50a254201a94cbed756d9843fa9a

      SHA512

      ef6643badbb87739f0ae847d201651f8d3e677c54ca2aa3f81277b053355772f71d9b0f490617c104ce861a29e2b283fe6d82faf4cfe8f10bfc571d683cfea8e

    • C:\Program Files (x86)\Notepad++\updater\GUP.exe

      Filesize

      576KB

      MD5

      6add21e522b9929a11e65d54c0e75f87

      SHA1

      a82be9dff368713c7cee84d691acd1dedd158ce0

      SHA256

      e27b722b249bb4ec766679a246a2bbcbc5464e11888a2fd57b2610d34b1aa84a

      SHA512

      380f03bc7b058bbc1b2cf30b9011610b6b34ae3d800206e83e3aeb98c0c6a187573290805282b97db6f10517e9e74401bf06d680e2bdcbb2091068e6d13518cf

    • C:\Program Files (x86)\Notepad++\updater\gup.exe

      Filesize

      631KB

      MD5

      0f0afe416e942dba4fdb99eb2107d959

      SHA1

      3afeb8ed3c9406e0295963fcaee85b7e3cf678b9

      SHA256

      7404decb346a83ed4d87ca0bfdc855ed0c640e54f58dc1f69c9b68951a2e19a6

      SHA512

      8e74262d7f29b1a01831fa8576e135cffaf46d996d712c409b4cb5ef1de73a5c48e1e40624ec428f0fc80434f52034626b0b430ba89503afee2431347e4f69ec

    • C:\Program Files (x86)\Notepad++\updater\gup.xml

      Filesize

      4KB

      MD5

      abde55a0b1cb4a904e622c02f559dcd1

      SHA1

      1662f8445a000bbf7c61c40e39266658f169bf13

      SHA256

      92717951aae89e960b142cef3d273f104051896a3d527a78ca4a88c22b5216a5

      SHA512

      8fe75fb468f87be1153a6a0d70c0583a355f355bfe988027c88d154b500e97f2c5241d9557ebb981067205e2f23ad07b6a49c669cd3e94eaa728201173b235a0

    • C:\Program Files (x86)\Notepad++\updater\libcurl.dll

      Filesize

      414KB

      MD5

      b195dae7f310208f76100c5c439684da

      SHA1

      ab3c4d70b851a33ac81ad0061d73b189cbc51aa7

      SHA256

      86d29dfabf8a123f465dd1a3b01f4cb12da03430647f2278323e930f89197e37

      SHA512

      7ef390e17bc68ec949777771f25535de6c17cf008652e079e7cbfb9c7b76eb37f439caf7dac31d1896c910b7aae1fe230a51c5b49fbbda3f5bcc5b7bf39d706e

    • C:\Program Files (x86)\Notepad++\updater\libcurl.dll

      Filesize

      619KB

      MD5

      ac283c4f55be7359e962dad6dc1a0b4e

      SHA1

      98f36c06e4a37423536e20cc570d61ac283818c0

      SHA256

      7064bfa364769a9fbbba5c4881654012c7dbf830bb664acb8891c1c89e24bcd7

      SHA512

      3ae7d044e40e268ce098566d238d1de4f0bfe10cb1d68429aa5496fa8e87a4286105719e5f26ae3e5fdec46a0fbe19337feba111d5313e9e470a65d86c7fa0d0

    • C:\Users\Admin\AppData\Local\Temp\npp.8.6.2.Installer.exe

      Filesize

      4.5MB

      MD5

      c8cb32063d37894be9ad45bdf57eed0f

      SHA1

      55aba5a8c0c574a266ccfe54c3e8ac3ac42531fa

      SHA256

      9126e76c155f2535afbffd10fb2a9109a65c789540c434e03cf3a9c1e7df4833

      SHA512

      c175a94e4c71dd5142b350368f122bee988a6fbeb41d3277f58739a7f0f04544dec24d70dedf1609f15a2df6ac923e2b9d8438f106fdbda820fd3bf90cb6639c

    • C:\Users\Admin\AppData\Local\Temp\nsf92AD.tmp\InstallOptions.dll

      Filesize

      15KB

      MD5

      ece25721125d55aa26cdfe019c871476

      SHA1

      b87685ae482553823bf95e73e790de48dc0c11ba

      SHA256

      c7fef6457989d97fecc0616a69947927da9d8c493f7905dc8475c748f044f3cf

      SHA512

      4e384735d03c943f5eb3396bb3a9cb42c9d8a5479fe2871de5b8bc18db4bbd6e2c5f8fd71b6840512a7249e12a1c63e0e760417e4baa3dc30f51375588410480

    • C:\Users\Admin\AppData\Local\Temp\nsf92AD.tmp\LangDLL.dll

      Filesize

      5KB

      MD5

      68b287f4067ba013e34a1339afdb1ea8

      SHA1

      45ad585b3cc8e5a6af7b68f5d8269c97992130b3

      SHA256

      18e8b40ba22c7a1687bd16e8d585380bc2773fff5002d7d67e9485fcc0c51026

      SHA512

      06c38bbb07fb55256f3cdc24e77b3c8f3214f25bfd140b521a39d167113bf307a7e8d24e445d510bc5e4e41d33c9173bb14e3f2a38bc29a0e3d08c1f0dca4bdb

    • C:\Users\Admin\AppData\Local\Temp\nsf92AD.tmp\System.dll

      Filesize

      12KB

      MD5

      cff85c549d536f651d4fb8387f1976f2

      SHA1

      d41ce3a5ff609df9cf5c7e207d3b59bf8a48530e

      SHA256

      8dc562cda7217a3a52db898243de3e2ed68b80e62ddcb8619545ed0b4e7f65a8

      SHA512

      531d6328daf3b86d85556016d299798fa06fefc81604185108a342d000e203094c8c12226a12bd6e1f89b0db501fb66f827b610d460b933bd4ab936ac2fd8a88

    • C:\Users\Admin\AppData\Local\Temp\nsf92AD.tmp\UserInfo.dll

      Filesize

      4KB

      MD5

      2f69afa9d17a5245ec9b5bb03d56f63c

      SHA1

      e0a133222136b3d4783e965513a690c23826aec9

      SHA256

      e54989d2b83e7282d0bec56b098635146aab5d5a283f1f89486816851ef885a0

      SHA512

      bfd4af50e41ebc56e30355c722c2a55540a5bbddb68f1522ef7aabfe4f5f2a20e87fa9677ee3cdb3c0bf5bd3988b89d1224d32c9f23342a16e46c542d8dc0926

    • C:\Users\Admin\AppData\Local\Temp\nsf92AD.tmp\ioSpecial.ini

      Filesize

      1KB

      MD5

      c255967d9e51d1f3c7ec082ef3a911aa

      SHA1

      c023ded36ac86c48180574dc0c5c3e6d4ed3d353

      SHA256

      0a193cf0e1667768c2ab383d1946a88724e35789ae11a86d7f06d4b16c2956ff

      SHA512

      d03a60427c47b068884b58b3a508ce5e4bd21f40c4c68ea4e79cdc66715f6e9ad9a4eda7ef5000ee9ff6201bc6fbed74f069fc7fbcbdc9a5ce442e0e97768229

    • C:\Users\Admin\AppData\Local\Temp\nsf92AD.tmp\ioSpecial.ini

      Filesize

      1KB

      MD5

      b2b06f987c21b85b92253cd180819c62

      SHA1

      6f761c0a37ea8738824833be6abf1c2cd00eb96e

      SHA256

      5d5e3317a47c7768c15d2c155de98254322f4b0299f028e00b36e9d68e4ef1ec

      SHA512

      062d130ba49ebf88c611766e7b918b85c4e663ba43ebc0a7b7ed59dea93448262502f0f89b4ac22975b993bea4c5439f2279444b2be766c81c6bc47151422bf1

    • C:\Users\Admin\AppData\Local\Temp\nsf92AD.tmp\ioSpecial.ini

      Filesize

      1KB

      MD5

      29d39069de0b0e8c95160807fc70d4d9

      SHA1

      a9cebc4416f025f50b6501dfdaa56a8687f03cd6

      SHA256

      4d0cc3b439bad2502d3887a2d13b840adc464acd18da46ce0023419b8c2f2e2d

      SHA512

      541b645c717ee74e2eff3c74a6ae265f3dc749dcc02b07cd5b41b63c1ceaddb2ac5663129d5937478c73d3510a560b8c12a31bcff570a1806edb7e62c04099b9

    • C:\Users\Admin\AppData\Local\Temp\nsf92AD.tmp\nsDialogs.dll

      Filesize

      9KB

      MD5

      6c3f8c94d0727894d706940a8a980543

      SHA1

      0d1bcad901be377f38d579aafc0c41c0ef8dcefd

      SHA256

      56b96add1978b1abba286f7f8982b0efbe007d4a48b3ded6a4d408e01d753fe2

      SHA512

      2094f0e4bb7c806a5ff27f83a1d572a5512d979eefda3345baff27d2c89e828f68466d08c3ca250da11b01fc0407a21743037c25e94fbe688566dd7deaebd355

    • C:\Users\Admin\AppData\Roaming\Notepad++\contextMenu.xml

      Filesize

      4KB

      MD5

      fde4cc09d1c18c6cd7c1a4878e89d27e

      SHA1

      22fba21b254fed1a60da5de2b8af3cf6e132b647

      SHA256

      43ac0b7ba9b1f91fd8d4841b8119344e6212b307a1decccf61658f31d38bb425

      SHA512

      fcc87b93cb4dd0949e82edb7d2788d7abd317f9f4c5f046ceba1cd85a64b12b29c6baba3e8646265db02a48a2dc20c3b5e893a1334d9b1e91d26692b4e9c2d29

    • C:\Users\Admin\AppData\Roaming\Notepad++\plugins\config\converter.ini

      Filesize

      644B

      MD5

      f70f579156c93b097e656caba577a5c9

      SHA1

      8abfdad2ac85b7433318952b7a7e385a8c18674c

      SHA256

      b926498a19ca95dc28964b7336e5847107dd3c0f52c85195c135d9dd6ca402d4

      SHA512

      1e79b8e6df1ac158317d4670a01d5fb811470ace0f1f0f547ae979b3eff9bfee65770ad8134a6bddf2e871dc8fa553e146c7d7d94d2c3e139ae4b4942562b5fe

    • C:\Users\Admin\AppData\Roaming\Notepad++\toolbarIcons.xml

      Filesize

      2KB

      MD5

      bc4b775a277672fc7edf956120576ecb

      SHA1

      fe7c2db5b4d4c5a3f5603cf56c4d71cc9ee2d71d

      SHA256

      4ec98de37193f41242c1a47507bcc4c1af555e71154f7354272bc3e664e19877

      SHA512

      f87dc3ce52831ee308fbfa2b1b94c07e2811e7028360f046e012f8ea5a8f0ebcd362de7a663dee810c3da0791474c1485b1a2626c7867e76236156b125ff39b2

    • C:\Users\Admin\AppData\Roaming\Notepad++\userDefineLangs\markdown._preinstalled.udl.xml

      Filesize

      6KB

      MD5

      672e6d5f89887666ec94711e442644e0

      SHA1

      8d069ae93347316eff0dcf7aff4d22da18a62af2

      SHA256

      b34fe6811dacfe49d77d434123867e866daf6e0e27387a0446887dabe8943f04

      SHA512

      8fc5e9bbe027826304fa6f329fb16e4c9e4e7a597d87e9c691ed6a9f505b7bc1967339b43c6426105432a030260b0654468ab8fcbb4312b2fb6ed6c6aa537edc

    • C:\Users\Admin\AppData\Roaming\Notepad++\userDefineLangs\markdown._preinstalled_DM.udl.xml

      Filesize

      6KB

      MD5

      3690cef1865e32fe6be1b2ec7656539a

      SHA1

      bc043bec63c310a60d9e242810036460c467945d

      SHA256

      e45e49f0895249d951df2c07e0f06ca1242e05c961dd921e5aa2781ae2e7ff25

      SHA512

      c2be869d96baec2018e13dcf5934dd9cf74146541e852cc2eedb4d83a8af23e2577cde7a0158fefaa11056416ff039df3a7725e320620193e9bfe72c8067c051