Analysis

  • max time kernel
    122s
  • max time network
    158s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    25-12-2023 20:39

General

  • Target

    3be9eaa6a0070416b3a50dbd0aad8c42.exe

  • Size

    250KB

  • MD5

    3be9eaa6a0070416b3a50dbd0aad8c42

  • SHA1

    4f16436eb7c84a854a8de89e982cdd283fbc8a5b

  • SHA256

    39c0756ac6be0d4bdf55816d8056e3240211e374f568aff3b7c144b3a7b90f25

  • SHA512

    3f3a150944e50aedb289cf55b795907c08d58ee4aadd9a36d6e2f5a72acae55adf6ed29d8d5cbf95fab93db17337b84fd0d69f4bf94cfcbfead8e168ed03deab

  • SSDEEP

    6144:h1OgDPdkBAFZWjadD4s54dOfL26i86xiz7:h1OgLdaOJS656xa

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 5 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 7 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3be9eaa6a0070416b3a50dbd0aad8c42.exe
    "C:\Users\Admin\AppData\Local\Temp\3be9eaa6a0070416b3a50dbd0aad8c42.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2572
    • C:\Users\Admin\AppData\Local\Temp\7zSB05B.tmp\50f33b2772156.exe
      .\50f33b2772156.exe /s
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops Chrome extension
      • Installs/modifies Browser Helper Object
      • Modifies registry class
      • System policy modification
      PID:2796

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\7zSB05B.tmp\[email protected]\bootstrap.js

    Filesize

    2KB

    MD5

    7d1f0375439cad517a356fd634c4ea15

    SHA1

    771b238d345cd46d1c8d81d13b924917fa263d47

    SHA256

    269026f4ed7f3ab1371df5e93584bf810c9f23bd4e4f20a193873ec79a1920a5

    SHA512

    ed4e1cbe0c5e79dc472085d6cf663c694d5a108892efac74f560c84cc37ca6d3f17b77bd152b23a9dcd9e88b39c4bcf99d5772dc21a57cba4b08f8c4a7feb6a3

  • C:\Users\Admin\AppData\Local\Temp\7zSB05B.tmp\[email protected]\chrome.manifest

    Filesize

    116B

    MD5

    d9a6c227d1f4e0b71640aa78c5845da7

    SHA1

    a92476d02a938ddfd733bb7cb070d9b35f6873ae

    SHA256

    aa8b723549a4c228d38d254f9ae466c7377047d4c331bfe6170f5f3b13a2471d

    SHA512

    f450cadbe3ce86b8c0df234b99caf3cd6961da9434f7f4d9054cf6575e0ea49a73aaad2f2c0e57127a4c4c7ba265bebc076291ab5454f9a7b37850b0529de4f4

  • C:\Users\Admin\AppData\Local\Temp\7zSB05B.tmp\[email protected]\content\bg.js

    Filesize

    8KB

    MD5

    cafcdce867d33004d559e0c473b2b534

    SHA1

    5b75f205aca1d18cf9f570e6d13a3fa4b1257e68

    SHA256

    fdd8110f4f507d827dd6ed0bdb7f10a67db6f2fe8995c640833fedc6a5892c4a

    SHA512

    aa5f10c4af0bf0c3975c1a47a0ca2e1d5dec9c2889bd779d0c5b52aef096bd66bce63ddf4f2d071ac181a9a6ea30bd5f09723be2fe9f5a0931b47cd1fa6dcde7

  • C:\Users\Admin\AppData\Local\Temp\7zSB05B.tmp\[email protected]\content\zy.xul

    Filesize

    225B

    MD5

    4ebb8e35ea6c205e18b64a6ca440b109

    SHA1

    b9abb19f233b1cc66fd71e80fe93543185129031

    SHA256

    50aacb22659fa4153b539b6536faa4813307003d5476734490d66e1c2771ba37

    SHA512

    3c4f37201a50f340cf6a52c7296e3b03da34d48fdbcd584b780b375c5a115e5e5c1f578c1e6fe1002cefe8a7ec2efafb17f87bfd6dacc035c66e40b813d64ae7

  • C:\Users\Admin\AppData\Local\Temp\7zSB05B.tmp\[email protected]\install.rdf

    Filesize

    700B

    MD5

    ee52247e1fe7942b1cc2000727df885a

    SHA1

    36da5bc93f6854ffb54171460a4f733a07fcb6ba

    SHA256

    e8a9eedd1cb9e60d9e453d9a3e9d181b296e092cf89efe5d04fe779bee17c465

    SHA512

    e1185b47a4d07b69df364c49931a5d430d850fe3874d6d83ad49298a4dfbbc2e67358738f1305e15a8d38eaf216b541af9056e092b4d704bf53f0627b4d1122e

  • C:\Users\Admin\AppData\Local\Temp\7zSB05B.tmp\50f33b277218f.dll

    Filesize

    116KB

    MD5

    da161da8bcb9b8032908cc303602f2ee

    SHA1

    8a2d5e5b32376a40f33d6c9881001425ec025205

    SHA256

    0648d564b30e13a0819f28e00a9af39a6686a4d29ccd265c7d81548e4fe0f67e

    SHA512

    39e882a371dbce2484324811bffdd7ae7655b57401d07bf264aced6b5dac0ae326bd1945c536f05d8ab3b92ca03ff056c5a7baf54f7eb477b45fc405ec54052c

  • C:\Users\Admin\AppData\Local\Temp\7zSB05B.tmp\50f33b277218f.tlb

    Filesize

    2KB

    MD5

    1f14de44d0d63a79f91d3fe90badb5fc

    SHA1

    7fcc921608d2cf40e81cdd9a98e1a15a6ba1f57e

    SHA256

    bd3d85c0136a66b2af79d4d91c1c5700c8931937b7e554d5ece946760ef4a99c

    SHA512

    86eb6ebf9eccf1dcb601db827797ac603c0ebe01b6d73318986275c29bd034c8df5f7c79ddf0b19536faf24bdb11e09ac95ea43e8fe75b0ed3dde76dd139883c

  • C:\Users\Admin\AppData\Local\Temp\7zSB05B.tmp\ighnkpmdhmneokdgicbkemjadikkjkfe\50f33b2771f949.65446688.js

    Filesize

    4KB

    MD5

    fc7cc50d46bd891b300a1dbbf4d7a73a

    SHA1

    4b2ee47196c41dfe2482ac636f7d9d684acb2d47

    SHA256

    6b17dc7eb673f7ee9f065d24f9e95463855d4d838fee890fe9db4fe47b4558ae

    SHA512

    9121b0ccaad8671fc30f603c34cedc349524bc6b4734583f979b42bc5a575a33a2aec4ab97d315917d0b1180cd460e0abf3e96d624dcfd643b190fa9256dafc7

  • C:\Users\Admin\AppData\Local\Temp\7zSB05B.tmp\ighnkpmdhmneokdgicbkemjadikkjkfe\background.html

    Filesize

    161B

    MD5

    d4ad852782904e3b2603eafb7dd19fc8

    SHA1

    b33e5c7eeaf34eda88b4393411df0678f1d29521

    SHA256

    dc5a2fdf27189e7b0b93e42aff70209b3e555e470bdac5d0d2fb8ec5825a9d98

    SHA512

    2f77b57d13a3a665c9934634a5ab994fcaba671a30dc35979b0fef3817228505787a4cb131b17d5743a93f6ddf4dffe125e8360c46f4c59a82badd0530d6d6c7

  • C:\Users\Admin\AppData\Local\Temp\7zSB05B.tmp\ighnkpmdhmneokdgicbkemjadikkjkfe\content.js

    Filesize

    197B

    MD5

    5f9891607f65f433b0690bae7088b2c1

    SHA1

    b4edb7579dca34dcd00bca5d2c13cbc5c8fac0de

    SHA256

    fb01e87250ac9985ed08d97f2f99937a52998ea9faebdc88e4071d6517e1ea6b

    SHA512

    76018b39e4b62ff9ea92709d12b0255f33e8402dfc649ed403382eebc22fb37c347c403534a7792e6b5de0ed0a5d97a09b69f0ffc39031cb0d4c7d79e9440c7c

  • C:\Users\Admin\AppData\Local\Temp\7zSB05B.tmp\ighnkpmdhmneokdgicbkemjadikkjkfe\lsdb.js

    Filesize

    559B

    MD5

    209b7ae0b6d8c3f9687c979d03b08089

    SHA1

    6449f8bff917115eef4e7488fae61942a869200f

    SHA256

    e3cf0049af8b9f6cb4f0223ccb8438f4b0c75863684c944450015868a0c45704

    SHA512

    1b38d5509283ef25de550b43ef2535dee1a13eff12ad5093f513165a47eec631bcc993242e2ce640f36c61974431ae2555bd6e2a97aba91eb689b7cd4bf25a25

  • C:\Users\Admin\AppData\Local\Temp\7zSB05B.tmp\ighnkpmdhmneokdgicbkemjadikkjkfe\manifest.json

    Filesize

    475B

    MD5

    95b6b9aa3a3730d6d373a68eb5b411c9

    SHA1

    05cc71bfa2d2a2a18e169def790cca29f757dd3e

    SHA256

    5ac43caaa60d48d2c5bc8059dc845eb344b31c088207c8da714f7a36d500c69e

    SHA512

    5a178056071d0c94d2cfdf72a60403fbf9703cc28abe560f1f04fc2e073188f595c6bb3b687c7e2654899e103a229fe123c41af8aebbe189c9854ed71d8c672e

  • C:\Users\Admin\AppData\Local\Temp\7zSB05B.tmp\ighnkpmdhmneokdgicbkemjadikkjkfe\sqlite.js

    Filesize

    1KB

    MD5

    6216b07b53d4891cc20d1ffc8c8a6335

    SHA1

    db7c4cf7d610617fba590db0703f5d832b43c8e3

    SHA256

    2b150840a57433fa561325dea03e6f17560b5d8e6e4375607042a6cd5805c19a

    SHA512

    b07521751ff4fc7f400625bf496ddeb41d660bfc2aec571869ea87019148ffdee0ac487301d2cda5be46c856f5a409ac3615507801921250d18fae70659f0d95

  • C:\Users\Admin\AppData\Local\Temp\7zSB05B.tmp\settings.ini

    Filesize

    6KB

    MD5

    61755d9e07692054bcadd816566e793a

    SHA1

    28e1f68930d723c437a1c0df2ee84c4a9db3ba8a

    SHA256

    6d1afba36b6ac118588d3ae1c8d740a0a6715543ba29aed3ccb7b24ed6bd0d44

    SHA512

    6bc0ab9485222229da1c72a2ebf079a8526f2b1162a2829000b0e7873e9e5ae9fb2519c473e3c985e4e0bbc6db22b277194ab5b95ebbfcfba6a3af80a5f3f8ce

  • \Users\Admin\AppData\Local\Temp\7zSB05B.tmp\50f33b2772156.exe

    Filesize

    71KB

    MD5

    b78633fae8aaf5f7e99e9c736f44f9c5

    SHA1

    26fc60e29c459891ac0909470ac6c61a1eca1544

    SHA256

    d205693516dbaf34cfbd216e825190de4de1412e861bc9cb30ce863907b30d22

    SHA512

    3885b609269b26918ccfcd9069181168c12f4271b6bdfcc51afe176b2dd242d4c0953ac1a4ddaf25abcfaf28a0b694a6269d96ae39bb7b2db2f0140d2d60cd43

  • \Users\Admin\AppData\Local\Temp\nsoB57.tmp\UserInfo.dll

    Filesize

    4KB

    MD5

    7579ade7ae1747a31960a228ce02e666

    SHA1

    8ec8571a296737e819dcf86353a43fcf8ec63351

    SHA256

    564c80dec62d76c53497c40094db360ff8a36e0dc1bda8383d0f9583138997f5

    SHA512

    a88bc56e938374c333b0e33cb72951635b5d5a98b9cb2d6785073cbcad23bf4c0f9f69d3b7e87b46c76eb03ced9bb786844ce87656a9e3df4ca24acf43d7a05b

  • \Users\Admin\AppData\Local\Temp\nsoB57.tmp\nsJSON.dll

    Filesize

    7KB

    MD5

    b9cd1b0fd3af89892348e5cc3108dce7

    SHA1

    f7bc59bf631303facfc970c0da67a73568e1dca6

    SHA256

    49b173504eb9cd07e42a3c4deb84c2cd3f3b49c7fb0858aee43ddfc64660e384

    SHA512

    fdcbdd21b831a92ca686aab5b240f073a89a08588e42439564747cad9160d79cfa8e3c103b6b4f2917684c1a591880203b4303418b85bc040f9f00b6658b0c90

  • memory/2796-80-0x00000000753A0000-0x00000000753AA000-memory.dmp

    Filesize

    40KB