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Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/03/2024, 16:54

General

  • Target

    b5304d882c2e46023660aecfee009511.exe

  • Size

    250KB

  • MD5

    b5304d882c2e46023660aecfee009511

  • SHA1

    c3728b09562192e4a90e5972715034f61d56c3da

  • SHA256

    aeb798e129625ce304897ac43098fdf91a5df9d30b16dd0fa6302f87c826a585

  • SHA512

    c1cce2dbffc6795361330a83cd1c9c9a1eacf8af986ce2cd417940b6064ae9bd2535dab52554e60bdf1517e140fbce2c9ade13c7bf546a5891b7fa5ddf234622

  • SSDEEP

    3072:hn1/uEAgDPdkBlyFZ+ScjaiKWbETBquAEXlqsUUsA/4OmJxzWza4Jm3zyyZmDJtN:h1OgDPdkBAFZWjadD4s5onPD4Jm3r/Fa

Malware Config

Signatures

  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Checks installed software on the system 1 TTPs

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

  • Drops Chrome extension 1 IoCs
  • Installs/modifies Browser Helper Object 2 TTPs 3 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Enumerates physical storage devices 1 TTPs

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

  • NSIS installer 4 IoCs
  • Modifies registry class 45 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b5304d882c2e46023660aecfee009511.exe
    "C:\Users\Admin\AppData\Local\Temp\b5304d882c2e46023660aecfee009511.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:376
    • C:\Users\Admin\AppData\Local\Temp\7zS78D.tmp\51161bdb61761.exe
      .\51161bdb61761.exe /s
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops Chrome extension
      • Installs/modifies Browser Helper Object
      • Modifies registry class
      • System policy modification
      PID:1760
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1044 --field-trial-handle=2280,i,4114443225282860369,4764091921472631035,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:4548

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\ProgramData\Zoomex\uninstall.exe

      Filesize

      48KB

      MD5

      f3c79bda3fdf7c5dd24d60400a57cadb

      SHA1

      1adb606aaeedb246a371c8877c737f0f8c798625

      SHA256

      a76272ed3bbf23308782a308d428ee805ec77fbb622a830af26cb0ddbbf7377b

      SHA512

      c43cb957bdea357bd016fe03a8004a48d8117a12106f62876394feba05ad01a321ff6017ffb7b926cc77712f5ab63ea2e4b169a419c444c8f62aa4933f289935

    • C:\Users\Admin\AppData\Local\Temp\7zS78D.tmp\[email protected]\bootstrap.js

      Filesize

      2KB

      MD5

      769135d0f2b26f4f1c8b577c5e8898a7

      SHA1

      78d429532ce2a082350fc3b3ceb493c4b08b334e

      SHA256

      081f39df9c96392050803e7666087e061d7b10d28b8f2164105e4ff98e2eeac9

      SHA512

      db922e778bb46097e0bbb6308e7bbaae82e4ccfa433f654bfdd346142ae822219a46fe3a7d8bba8b4cf240609163e932cc649a6f666abf3fabfc4b521851134c

    • C:\Users\Admin\AppData\Local\Temp\7zS78D.tmp\[email protected]\chrome.manifest

      Filesize

      116B

      MD5

      ef73e601b73a3e43ddf72fe0bb778502

      SHA1

      ea81931ea1feeb77b2ed89f7f0905998dd5e50a5

      SHA256

      4c9b5deb4a64b9a908e542713e231cdb25cd37c4c2bf0eb205225174aeed5625

      SHA512

      ef8efce579fff1947065edced5c59606e1cec91048eb941e61d910a898cb0aeda919b72fdbdb34cc526ab735b2955d0e0f75c8203e79a34a95fa21a9aa661c9d

    • C:\Users\Admin\AppData\Local\Temp\7zS78D.tmp\[email protected]\content\bg.js

      Filesize

      8KB

      MD5

      8d1b1177dc10b68ae9e01ec8b0963860

      SHA1

      2165bb1be2dbe665a02e9ecb6d4ac4128cb09c88

      SHA256

      1997438f905536abffbf713d46c497600ba8de46fb4617acd553498c8719afe7

      SHA512

      dcb92829733d39d870693ccf3bfba25b85080db99a7c7df780f0fa41395e0b8e28f95f1f2d0d5105489dece3d09fbd8d9d5d55cce532fd25f049387e9bd63b6e

    • C:\Users\Admin\AppData\Local\Temp\7zS78D.tmp\[email protected]\content\zy.xul

      Filesize

      225B

      MD5

      42c402cad635b0ee392b99879a76d42c

      SHA1

      efd666f5ea2e932ed3e15cd51fe03d2d8d7061f9

      SHA256

      0b7e2e4b69d6c2428f63843c120d2f8005398ceebde8930102135e6ec61bad6e

      SHA512

      61037a63d5fda961d798c042b53d078c043f723554f670f51c1cf93be6a74702c6c39ec0f691c96816314add9f3d44e31f35abe38c9101c131d341f00bdc1472

    • C:\Users\Admin\AppData\Local\Temp\7zS78D.tmp\[email protected]\install.rdf

      Filesize

      700B

      MD5

      9ef1572144b096fe0780d47e2b9b0d2e

      SHA1

      85263e78dde1c6949e311dfe5cdc78df727bb58c

      SHA256

      fa4b2cb920d8f5d99f06c961829820320eac1d7cbe8c8f68a6f14b36c2a4e0fc

      SHA512

      24d527545f828ae18469715c94002ed765a05a9d043076066bd5f53a2f27a7fef6d8fcd4c30d4e268de66ea842ca15b285b1a163a4f767939edd8575967c13fa

    • C:\Users\Admin\AppData\Local\Temp\7zS78D.tmp\51161bdb61761.exe

      Filesize

      71KB

      MD5

      b78633fae8aaf5f7e99e9c736f44f9c5

      SHA1

      26fc60e29c459891ac0909470ac6c61a1eca1544

      SHA256

      d205693516dbaf34cfbd216e825190de4de1412e861bc9cb30ce863907b30d22

      SHA512

      3885b609269b26918ccfcd9069181168c12f4271b6bdfcc51afe176b2dd242d4c0953ac1a4ddaf25abcfaf28a0b694a6269d96ae39bb7b2db2f0140d2d60cd43

    • C:\Users\Admin\AppData\Local\Temp\7zS78D.tmp\51161bdb61799.dll

      Filesize

      118KB

      MD5

      44f1dc155d3d083b677f20ed0fab8404

      SHA1

      a696c5a0d50145afde3d3a71f70b1c3006ac2199

      SHA256

      67014a6fc8a77ae480dae9b09f800a1f40a40399ef967f86843a80eb4c9eb470

      SHA512

      04a7098abd589eb1a533af6f89d0d982d2faf9c4e7e29d02abaacf81635b789acfb5ca026f7a0c6b4a263934f0425c69f5225488c450e864f8dc8000ffbf94f6

    • C:\Users\Admin\AppData\Local\Temp\7zS78D.tmp\51161bdb61799.tlb

      Filesize

      2KB

      MD5

      c749bca713cf6481411b5c4eaac4506a

      SHA1

      539cb813dea7e37eff8c1b696eb0ab42c815ab62

      SHA256

      0a94d2086eb6ac57ba5ee365d3f6f64f33e7c8d18419f04715460bc04ebddf2d

      SHA512

      11b3b333b97b1bbbbbf01b6d367188698470877e180a3854ec9762f706755156136b404f2b95a7304a890686d8f5f697232e6c28497aca20e0aa76988b0f179a

    • C:\Users\Admin\AppData\Local\Temp\7zS78D.tmp\dlekhpebjoeolhilpleboafmmmaeoaho\51161bdb6159c7.06481870.js

      Filesize

      4KB

      MD5

      b72bbdba52d5d002fb1ac50fada4614d

      SHA1

      362e0dc3d0d34350d6c0542498f65c4a22d02cde

      SHA256

      2b875feb05da0c69c535a11cc404ee1045f61c83200c4adca66d91bfbf85cf3b

      SHA512

      4cc25b2ddc981c36f54a455fee50097210bef3acfe0d445286d55f52fb8249a1fd42aa25f827671cd586c1ce5b81b508b4e6211dccf2763a84802c695d942d5f

    • C:\Users\Admin\AppData\Local\Temp\7zS78D.tmp\dlekhpebjoeolhilpleboafmmmaeoaho\background.html

      Filesize

      161B

      MD5

      5d98c7712adfc0a92763f07dfd8b6917

      SHA1

      52a8d9ecb936c5d7a0caec33ce4607f0ab7f873f

      SHA256

      8e1d0bf71d7503f5df356c5facc9e323c1b298286a84c84b2428d5355dff4a40

      SHA512

      8d19db1ff80d547673d55b9d04f5ad736a9813d973844f83ad7801a44131c8c40e9092babf7a076791eff673a31c1af4670160e7ed75d02fc3a5e12b1b921b26

    • C:\Users\Admin\AppData\Local\Temp\7zS78D.tmp\dlekhpebjoeolhilpleboafmmmaeoaho\content.js

      Filesize

      197B

      MD5

      5f9891607f65f433b0690bae7088b2c1

      SHA1

      b4edb7579dca34dcd00bca5d2c13cbc5c8fac0de

      SHA256

      fb01e87250ac9985ed08d97f2f99937a52998ea9faebdc88e4071d6517e1ea6b

      SHA512

      76018b39e4b62ff9ea92709d12b0255f33e8402dfc649ed403382eebc22fb37c347c403534a7792e6b5de0ed0a5d97a09b69f0ffc39031cb0d4c7d79e9440c7c

    • C:\Users\Admin\AppData\Local\Temp\7zS78D.tmp\dlekhpebjoeolhilpleboafmmmaeoaho\lsdb.js

      Filesize

      559B

      MD5

      209b7ae0b6d8c3f9687c979d03b08089

      SHA1

      6449f8bff917115eef4e7488fae61942a869200f

      SHA256

      e3cf0049af8b9f6cb4f0223ccb8438f4b0c75863684c944450015868a0c45704

      SHA512

      1b38d5509283ef25de550b43ef2535dee1a13eff12ad5093f513165a47eec631bcc993242e2ce640f36c61974431ae2555bd6e2a97aba91eb689b7cd4bf25a25

    • C:\Users\Admin\AppData\Local\Temp\7zS78D.tmp\dlekhpebjoeolhilpleboafmmmaeoaho\manifest.json

      Filesize

      479B

      MD5

      d9670f9c069ec46aaff5a60a9608e885

      SHA1

      c15da079582c4bf21b06e934dc78f3bd8fbc5607

      SHA256

      a631255a7467449ff89bb97a8d97632411076d00bfb8dc84c19abd100e235e7c

      SHA512

      d7ead015d25cdf1d31ec3330020bd43c5ec702a148c130083fb5ee70a8a4691fe94db7f9390b93d7afbc083531c9c1f23d29bd607c22d7cb362a0cb299645ad3

    • C:\Users\Admin\AppData\Local\Temp\7zS78D.tmp\dlekhpebjoeolhilpleboafmmmaeoaho\sqlite.js

      Filesize

      1KB

      MD5

      17c6059885a866f80feaa2da5dd54905

      SHA1

      631e3903c968e0b8b332fd0ee3b49777289b9749

      SHA256

      be1859c5f5a485b174cc15ce201ad42d6acf03cbec40a49a710e2dd3e94d1649

      SHA512

      3ae3ecfc709bcd69558e24124cb015ff7bf1ed60f48114cf1b144004b7003a999051203c66c44b1035606e1782d0798c3a67433406bc0aeaf14befda383d04e6

    • C:\Users\Admin\AppData\Local\Temp\7zS78D.tmp\settings.ini

      Filesize

      7KB

      MD5

      f680014afa9d2779224606be7c1d19f0

      SHA1

      e8f8ee0e8cdebe154a3c4a577ae20879087a4228

      SHA256

      961aae1b09f0ce2620bd635ae359d2eba970b9f2c1469e1b2884cc2769bdfc81

      SHA512

      5f0278755b3653752fd9a277a3a672486b8e6287d945fa07417ea600c5aab52e39c35a7ee4fc7424d7196728683ded65773d9c2f1e9b8a405cddddd231114426

    • C:\Users\Admin\AppData\Local\Temp\nsoE44.tmp\UserInfo.dll

      Filesize

      4KB

      MD5

      7579ade7ae1747a31960a228ce02e666

      SHA1

      8ec8571a296737e819dcf86353a43fcf8ec63351

      SHA256

      564c80dec62d76c53497c40094db360ff8a36e0dc1bda8383d0f9583138997f5

      SHA512

      a88bc56e938374c333b0e33cb72951635b5d5a98b9cb2d6785073cbcad23bf4c0f9f69d3b7e87b46c76eb03ced9bb786844ce87656a9e3df4ca24acf43d7a05b

    • C:\Users\Admin\AppData\Local\Temp\nsoE44.tmp\nsJSON.dll

      Filesize

      7KB

      MD5

      b9cd1b0fd3af89892348e5cc3108dce7

      SHA1

      f7bc59bf631303facfc970c0da67a73568e1dca6

      SHA256

      49b173504eb9cd07e42a3c4deb84c2cd3f3b49c7fb0858aee43ddfc64660e384

      SHA512

      fdcbdd21b831a92ca686aab5b240f073a89a08588e42439564747cad9160d79cfa8e3c103b6b4f2917684c1a591880203b4303418b85bc040f9f00b6658b0c90

    • memory/1760-78-0x00000000744B0000-0x00000000744BA000-memory.dmp

      Filesize

      40KB