Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/02/2024, 17:56

General

  • Target

    a26423b2952df5ea8c9d47e14b1876de.exe

  • Size

    250KB

  • MD5

    a26423b2952df5ea8c9d47e14b1876de

  • SHA1

    ccea9ba0d2749f533ee85867044cd048d563ceac

  • SHA256

    9c126e8e497b9384a0cfc20ca6d38f56da68a3480d89d3373093df38ed21b3a9

  • SHA512

    fb85f5dbb3f0efdb8c768306e410bf3a940796a759c3fb8f7cb6609859ccc6ba8e1a458a2d373f83e26cad02bd50f61eb167eae63f40cb272b31c6da37940e8c

  • SSDEEP

    6144:h1OgDPdkBAFZWjadD4s5aqpboVOBB9/59SylN:h1OgLdaOalOBBV58O

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\a26423b2952df5ea8c9d47e14b1876de.exe
    "C:\Users\Admin\AppData\Local\Temp\a26423b2952df5ea8c9d47e14b1876de.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1000
    • C:\Users\Admin\AppData\Local\Temp\7zS567C.tmp\5107731960ed8.exe
      .\5107731960ed8.exe /s
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops Chrome extension
      • Installs/modifies Browser Helper Object
      • Modifies registry class
      • System policy modification
      PID:2764

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\7zS567C.tmp\[email protected]\bootstrap.js

    Filesize

    2KB

    MD5

    eb61fa17c9acd959319fd2b4de3c3ed7

    SHA1

    297bab44dd694b70eee85198403c16f1a978c416

    SHA256

    d573f482bb1ac94bda7455226669cffa9c530645ea9eba8d0fd44cfff7dcb129

    SHA512

    72fc4d66d2f18a5b59b5b2113a6362e516e86505f403d8a221e91e4b33e7873fbe5ba79ef1b252caae5ad7873e3a9f5e82327aa1e5a502ca28e2ab9f9db087e6

  • C:\Users\Admin\AppData\Local\Temp\7zS567C.tmp\[email protected]\chrome.manifest

    Filesize

    116B

    MD5

    641b5422ecaa71384d984f80eb41231f

    SHA1

    080c7566a0990a1b7b9fdc755d4f89d9c6bc4a90

    SHA256

    50c9e9866e3e4102493ff78d2e0cbabba5951058cfdc470f5874ed9941b157d8

    SHA512

    1eeee2cbe3eab858333a62e31b53084a9e1e02c3703947219f6acb26beb6511a6527a1f5ec7497bca26c3b5d0ae55e68ecbe1556b31fde8fce154b09feb8db17

  • C:\Users\Admin\AppData\Local\Temp\7zS567C.tmp\[email protected]\content\bg.js

    Filesize

    8KB

    MD5

    0cb2c1fbfc6a922bd430e56300b5dbdd

    SHA1

    27711ee0af47035a358010ff508391faa0b793ec

    SHA256

    e02a2c65d588f1ab88ade4614a4585ea2a8f926be43827974c3cb9c55a57477a

    SHA512

    a105028e5d2ea016ad875faea71ab4480bdc5f6b8979823555b3e53e48785ccbc67b6cf21e3f1b0cccc884dcf52147fc33d68f6cffb074532636063d5dbc9404

  • C:\Users\Admin\AppData\Local\Temp\7zS567C.tmp\[email protected]\content\zy.xul

    Filesize

    225B

    MD5

    cd1abdc2facc0187aeefb367c04d5fd6

    SHA1

    9c5b4da473a6a8bab5273f49271da051c647b70b

    SHA256

    c2d0b79c575382f4a21f3f5af794129f5f436e240cd8a04f48161083a8fda430

    SHA512

    a2f8a4f35d558fea8cb3d5599217876ee43f5a4c794351e4adc24b4eb01917991cbdfa1d27e15f00f92e0f4da2619e7557788144e104cb9fece35b0f4c861668

  • C:\Users\Admin\AppData\Local\Temp\7zS567C.tmp\[email protected]\install.rdf

    Filesize

    700B

    MD5

    8e523f730459efe83cef42d789d6f8c9

    SHA1

    47a0d6f56137ac5f164c81271a50df4b2c439362

    SHA256

    9b0b5ec48e878e7bae9820529eaf6c86a1648159d5dd89f6936a0384bdedfbd5

    SHA512

    70937b2581af1420d1e30e1916302a1af8de2513a8050000ab2b623a20faed278b2d36ca5e0b10b6d6567a483de15f156886bce8b446c3a454816b1a49815045

  • C:\Users\Admin\AppData\Local\Temp\7zS567C.tmp\5107731960ed8.exe

    Filesize

    71KB

    MD5

    b78633fae8aaf5f7e99e9c736f44f9c5

    SHA1

    26fc60e29c459891ac0909470ac6c61a1eca1544

    SHA256

    d205693516dbaf34cfbd216e825190de4de1412e861bc9cb30ce863907b30d22

    SHA512

    3885b609269b26918ccfcd9069181168c12f4271b6bdfcc51afe176b2dd242d4c0953ac1a4ddaf25abcfaf28a0b694a6269d96ae39bb7b2db2f0140d2d60cd43

  • C:\Users\Admin\AppData\Local\Temp\7zS567C.tmp\5107731960f0f.dll

    Filesize

    118KB

    MD5

    44f1dc155d3d083b677f20ed0fab8404

    SHA1

    a696c5a0d50145afde3d3a71f70b1c3006ac2199

    SHA256

    67014a6fc8a77ae480dae9b09f800a1f40a40399ef967f86843a80eb4c9eb470

    SHA512

    04a7098abd589eb1a533af6f89d0d982d2faf9c4e7e29d02abaacf81635b789acfb5ca026f7a0c6b4a263934f0425c69f5225488c450e864f8dc8000ffbf94f6

  • C:\Users\Admin\AppData\Local\Temp\7zS567C.tmp\5107731960f0f.tlb

    Filesize

    2KB

    MD5

    c749bca713cf6481411b5c4eaac4506a

    SHA1

    539cb813dea7e37eff8c1b696eb0ab42c815ab62

    SHA256

    0a94d2086eb6ac57ba5ee365d3f6f64f33e7c8d18419f04715460bc04ebddf2d

    SHA512

    11b3b333b97b1bbbbbf01b6d367188698470877e180a3854ec9762f706755156136b404f2b95a7304a890686d8f5f697232e6c28497aca20e0aa76988b0f179a

  • C:\Users\Admin\AppData\Local\Temp\7zS567C.tmp\mkmjjpfphfnhlaneganlegeknbchlaij\5107731960cf97.39829114.js

    Filesize

    4KB

    MD5

    63a7420b1b67d065ea83faf33c108535

    SHA1

    37a3260ba72018f51a2dfbcfbdce04d3a2eecaee

    SHA256

    5b38bb3f3bd4c3742cce84e977b55535cb6318b9c79fa44f5660194b73c434a9

    SHA512

    ff6c3f9852f2da1d4c6af43fde3a7b8d1a4c22b9fdf69a5e059b470929dac573ba4f758e3d4cb452fa1573811c7a31216d06dd3005c765154e7f2b508a526a99

  • C:\Users\Admin\AppData\Local\Temp\7zS567C.tmp\mkmjjpfphfnhlaneganlegeknbchlaij\background.html

    Filesize

    161B

    MD5

    9687c9f47c01ab7b560449054dddd21e

    SHA1

    cd40b4b5318fcb057bd853cdded94c549bdc35f5

    SHA256

    2085eeecde7891d5eb5b5c1b1093a6f1467ef1100bbee2c2dea97aa0105ae297

    SHA512

    fcfe502c15cd2884b79b3580f45817d904a7a78b16754072150294685d0c2780938239b0b6ff70170fb5370d4a88f72ae21963206ecca6bcbd753990d0dd72ef

  • C:\Users\Admin\AppData\Local\Temp\7zS567C.tmp\mkmjjpfphfnhlaneganlegeknbchlaij\content.js

    Filesize

    197B

    MD5

    5f9891607f65f433b0690bae7088b2c1

    SHA1

    b4edb7579dca34dcd00bca5d2c13cbc5c8fac0de

    SHA256

    fb01e87250ac9985ed08d97f2f99937a52998ea9faebdc88e4071d6517e1ea6b

    SHA512

    76018b39e4b62ff9ea92709d12b0255f33e8402dfc649ed403382eebc22fb37c347c403534a7792e6b5de0ed0a5d97a09b69f0ffc39031cb0d4c7d79e9440c7c

  • C:\Users\Admin\AppData\Local\Temp\7zS567C.tmp\mkmjjpfphfnhlaneganlegeknbchlaij\lsdb.js

    Filesize

    559B

    MD5

    209b7ae0b6d8c3f9687c979d03b08089

    SHA1

    6449f8bff917115eef4e7488fae61942a869200f

    SHA256

    e3cf0049af8b9f6cb4f0223ccb8438f4b0c75863684c944450015868a0c45704

    SHA512

    1b38d5509283ef25de550b43ef2535dee1a13eff12ad5093f513165a47eec631bcc993242e2ce640f36c61974431ae2555bd6e2a97aba91eb689b7cd4bf25a25

  • C:\Users\Admin\AppData\Local\Temp\7zS567C.tmp\mkmjjpfphfnhlaneganlegeknbchlaij\manifest.json

    Filesize

    479B

    MD5

    d9670f9c069ec46aaff5a60a9608e885

    SHA1

    c15da079582c4bf21b06e934dc78f3bd8fbc5607

    SHA256

    a631255a7467449ff89bb97a8d97632411076d00bfb8dc84c19abd100e235e7c

    SHA512

    d7ead015d25cdf1d31ec3330020bd43c5ec702a148c130083fb5ee70a8a4691fe94db7f9390b93d7afbc083531c9c1f23d29bd607c22d7cb362a0cb299645ad3

  • C:\Users\Admin\AppData\Local\Temp\7zS567C.tmp\mkmjjpfphfnhlaneganlegeknbchlaij\sqlite.js

    Filesize

    1KB

    MD5

    02628b0c801e3ce3631abd2dac0fbccc

    SHA1

    3afce39fd492b42d296f9b86cdb819472c1a8f65

    SHA256

    f25c9cf310d62e2c48dfa35af7df93fba8f4e674ea5887e1607cf50b7739b11a

    SHA512

    d5bed93aa2185920dcc589448689132e2c7def3ec78cadcbae0b07839f370c173b73e402356705b52df1413a50fa9f13c2b00294d9e3ed58a8c75e0a134f98ed

  • C:\Users\Admin\AppData\Local\Temp\7zS567C.tmp\settings.ini

    Filesize

    7KB

    MD5

    59caea18e0eb57623542921d55d815fb

    SHA1

    a1de6a59da987da9cfadcfa9a25cae25028eb8d5

    SHA256

    44a96aead7b9650b941078294f9aa9a66684cad1da21033c43fac9f36c6f8985

    SHA512

    631eaae6f957a3b5004180fde15f606a948d79fd6f8068bfbf9d94ac8ec6c6cb6fb0d32573f91e86a263703c0778b91831fa7e784d1ce7d949866df6f65c26da

  • C:\Users\Admin\AppData\Local\Temp\nsh57C6.tmp\UserInfo.dll

    Filesize

    4KB

    MD5

    7579ade7ae1747a31960a228ce02e666

    SHA1

    8ec8571a296737e819dcf86353a43fcf8ec63351

    SHA256

    564c80dec62d76c53497c40094db360ff8a36e0dc1bda8383d0f9583138997f5

    SHA512

    a88bc56e938374c333b0e33cb72951635b5d5a98b9cb2d6785073cbcad23bf4c0f9f69d3b7e87b46c76eb03ced9bb786844ce87656a9e3df4ca24acf43d7a05b

  • C:\Users\Admin\AppData\Local\Temp\nsh57C6.tmp\nsJSON.dll

    Filesize

    7KB

    MD5

    b9cd1b0fd3af89892348e5cc3108dce7

    SHA1

    f7bc59bf631303facfc970c0da67a73568e1dca6

    SHA256

    49b173504eb9cd07e42a3c4deb84c2cd3f3b49c7fb0858aee43ddfc64660e384

    SHA512

    fdcbdd21b831a92ca686aab5b240f073a89a08588e42439564747cad9160d79cfa8e3c103b6b4f2917684c1a591880203b4303418b85bc040f9f00b6658b0c90

  • memory/2764-78-0x0000000074070000-0x000000007407A000-memory.dmp

    Filesize

    40KB