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Analysis

  • max time kernel
    118s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    30/12/2023, 11:33

General

  • Target

    1739c81176881d4f63e55c3d21133fb5.exe

  • Size

    249KB

  • MD5

    1739c81176881d4f63e55c3d21133fb5

  • SHA1

    892473c5f816031aa2a8959015dc00ba5d9382bb

  • SHA256

    8f3a47a7d972a777e04f061769d861a5b29db26f118e6fd06a8b0b2efe4b3474

  • SHA512

    50ca1d2a3e51a8fe747b44836ca9cae89cd65843c61df0a1554971ba493eb5ca32dc9eec088a6cddf952d2397b4d5eee7555104cb81d05c47c84efa0a959a552

  • SSDEEP

    6144:h1OgDPdkBAFZWjadD4s5DPfDKgC0ycgR20UYy2RWs:h1OgLdaOTrKKsRvUYTWs

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\1739c81176881d4f63e55c3d21133fb5.exe
    "C:\Users\Admin\AppData\Local\Temp\1739c81176881d4f63e55c3d21133fb5.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:776
    • C:\Users\Admin\AppData\Local\Temp\7zS8BDB.tmp\50fbe1e6b9e72.exe
      .\50fbe1e6b9e72.exe /s
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops Chrome extension
      • Installs/modifies Browser Helper Object
      • Modifies registry class
      • System policy modification
      PID:2676

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\7zS8BDB.tmp\[email protected]\bootstrap.js

    Filesize

    2KB

    MD5

    4ad0cacbb4cacb1140f59d74be5ed013

    SHA1

    d57b202734b7e15db0306295c13e9d78415d1e16

    SHA256

    6cceedaf01fb36b1142a6390b3d96ba7e6b23e76418f8b59425bc78adc7c7712

    SHA512

    bede49a503bc75d2a7e17d480f25fdaec957e597e46ea613a095d7dfec09fba6a201a86654c32ab806fdecbf8e2a3e302b61413b95c6447ffa7dd918bb9ff414

  • C:\Users\Admin\AppData\Local\Temp\7zS8BDB.tmp\[email protected]\chrome.manifest

    Filesize

    116B

    MD5

    7a384cbc97095c9b1cc227c24672f101

    SHA1

    d5de0621265123f2ce12eb253b596d6129a12cf4

    SHA256

    e03bdea30a04e29c815c2c2e9eb71dd5369fcf56baaaad6cb54bb4e4ab5c03f3

    SHA512

    9badbbfd8a834166c8d5f3716277306f07eafdd578b4a801be77f08b9b3fb575679df0d07697342633ea8102d6d81a69f5407362508d55609e5b915231546752

  • C:\Users\Admin\AppData\Local\Temp\7zS8BDB.tmp\[email protected]\content\bg.js

    Filesize

    8KB

    MD5

    78a63c7c98a36416a833c30719ee965b

    SHA1

    641bf06c2e6a85b8ad710cd08a8ab186e7cdd59b

    SHA256

    4d194fabcb54eace297d679a9a3ceff8e8719eb75dd1c9b33e866dedad0187b7

    SHA512

    16fded6be18f11b54016a02af719e579f2b238cd3b4b5a9e913a42aaa0959b155b580396df5dfa7ca762faaa8ba8405f86b5f977916604ee4c5219ff6a4d0c45

  • C:\Users\Admin\AppData\Local\Temp\7zS8BDB.tmp\[email protected]\content\zy.xul

    Filesize

    225B

    MD5

    790663146b763204b576e01590006cfe

    SHA1

    9e6a32536ecd489acc4c8109dfea81081e7d1a91

    SHA256

    917f7f32975dbbd7ac3ba20ff034d65d33b1762396b006dc571adca935d6bc48

    SHA512

    f75458d6133a6c4cf0e2830eb25c51b3ee5278caa3a079dba8d2f89bfe1ab49699ef5a021c0c41af8e1ac24717fabb5fa08874463beec4a992636e949ee1081d

  • C:\Users\Admin\AppData\Local\Temp\7zS8BDB.tmp\[email protected]\install.rdf

    Filesize

    700B

    MD5

    bf7330d8aaa7ae13953a1b05f01dd962

    SHA1

    4d4e8ef1c45498cffa77cf6c4fc1152c9b788079

    SHA256

    098533b2b56ca161a98298c7f043372adcb90d51d3906b723a0bd1191c1ffaf9

    SHA512

    a50a0fb02b78d9fa8b10eb8c3b526e1c3d95032a714a56a920ba3cd47bc5db4ac52cb9af56ab59f2d4d2d5f7cdd7963ffb34233fea691e98bee218eb56bfce5e

  • C:\Users\Admin\AppData\Local\Temp\7zS8BDB.tmp\50fbe1e6b9eab.dll

    Filesize

    116KB

    MD5

    da161da8bcb9b8032908cc303602f2ee

    SHA1

    8a2d5e5b32376a40f33d6c9881001425ec025205

    SHA256

    0648d564b30e13a0819f28e00a9af39a6686a4d29ccd265c7d81548e4fe0f67e

    SHA512

    39e882a371dbce2484324811bffdd7ae7655b57401d07bf264aced6b5dac0ae326bd1945c536f05d8ab3b92ca03ff056c5a7baf54f7eb477b45fc405ec54052c

  • C:\Users\Admin\AppData\Local\Temp\7zS8BDB.tmp\50fbe1e6b9eab.tlb

    Filesize

    2KB

    MD5

    1f14de44d0d63a79f91d3fe90badb5fc

    SHA1

    7fcc921608d2cf40e81cdd9a98e1a15a6ba1f57e

    SHA256

    bd3d85c0136a66b2af79d4d91c1c5700c8931937b7e554d5ece946760ef4a99c

    SHA512

    86eb6ebf9eccf1dcb601db827797ac603c0ebe01b6d73318986275c29bd034c8df5f7c79ddf0b19536faf24bdb11e09ac95ea43e8fe75b0ed3dde76dd139883c

  • C:\Users\Admin\AppData\Local\Temp\7zS8BDB.tmp\dkgkigkombafbicapidkpjghcopflpoh\50fbe1e6b9c7b2.32706925.js

    Filesize

    4KB

    MD5

    1abb48d5ff882d3dd13f9e7ecc10776f

    SHA1

    15421ebfb5047942499b9d729a612f493f5b9d58

    SHA256

    4ae812dc7a39961719f412fd6f8d27c1deea53b1660e66111babbf87453011e9

    SHA512

    7b497e2fb690edaf9f346b21088175603d346a59c54516472e0fee34f71c6861408f665e2e7b78cc4133d64f36c3fbd73cf197c6db3a0c43658cc6625675c1c1

  • C:\Users\Admin\AppData\Local\Temp\7zS8BDB.tmp\dkgkigkombafbicapidkpjghcopflpoh\background.html

    Filesize

    161B

    MD5

    1072624379d2cc60b3993e24d0d40e94

    SHA1

    dd7e6bad01672c96fe26d23091f114e3c71eea48

    SHA256

    37a74c90c838c55abf0ed7b4b2166972b0cb2027734e705a7fea15628e34fd19

    SHA512

    1ff684168ec2cddaa4e5737c4da7751931e23cbe6b33a65d26b44048a4a9a38ed1ede1185547114455a89c28e25407fe6a586c8ebd8843eaf519c278f10883b6

  • C:\Users\Admin\AppData\Local\Temp\7zS8BDB.tmp\dkgkigkombafbicapidkpjghcopflpoh\content.js

    Filesize

    197B

    MD5

    5f9891607f65f433b0690bae7088b2c1

    SHA1

    b4edb7579dca34dcd00bca5d2c13cbc5c8fac0de

    SHA256

    fb01e87250ac9985ed08d97f2f99937a52998ea9faebdc88e4071d6517e1ea6b

    SHA512

    76018b39e4b62ff9ea92709d12b0255f33e8402dfc649ed403382eebc22fb37c347c403534a7792e6b5de0ed0a5d97a09b69f0ffc39031cb0d4c7d79e9440c7c

  • C:\Users\Admin\AppData\Local\Temp\7zS8BDB.tmp\dkgkigkombafbicapidkpjghcopflpoh\lsdb.js

    Filesize

    559B

    MD5

    209b7ae0b6d8c3f9687c979d03b08089

    SHA1

    6449f8bff917115eef4e7488fae61942a869200f

    SHA256

    e3cf0049af8b9f6cb4f0223ccb8438f4b0c75863684c944450015868a0c45704

    SHA512

    1b38d5509283ef25de550b43ef2535dee1a13eff12ad5093f513165a47eec631bcc993242e2ce640f36c61974431ae2555bd6e2a97aba91eb689b7cd4bf25a25

  • C:\Users\Admin\AppData\Local\Temp\7zS8BDB.tmp\dkgkigkombafbicapidkpjghcopflpoh\manifest.json

    Filesize

    475B

    MD5

    95b6b9aa3a3730d6d373a68eb5b411c9

    SHA1

    05cc71bfa2d2a2a18e169def790cca29f757dd3e

    SHA256

    5ac43caaa60d48d2c5bc8059dc845eb344b31c088207c8da714f7a36d500c69e

    SHA512

    5a178056071d0c94d2cfdf72a60403fbf9703cc28abe560f1f04fc2e073188f595c6bb3b687c7e2654899e103a229fe123c41af8aebbe189c9854ed71d8c672e

  • C:\Users\Admin\AppData\Local\Temp\7zS8BDB.tmp\dkgkigkombafbicapidkpjghcopflpoh\sqlite.js

    Filesize

    1KB

    MD5

    091832f40cb0312b0995164133c06037

    SHA1

    e552689e896361e74d42e302ab1f004b1414f5b0

    SHA256

    1cf7ac019db8f1e790906da3cef8860b0adfe0b16f84a3ff045259640b8bd169

    SHA512

    c5da2eb20569ac21917654da1dda2188f97b984c9fc84fa1feaa92d801fb8f14d56c71566904a01e2a8d4cb8ad24ce33f169bca3b318d97ffd6cf64311bcf255

  • C:\Users\Admin\AppData\Local\Temp\7zS8BDB.tmp\settings.ini

    Filesize

    6KB

    MD5

    486adaa82b80bb804a0020434210b3ea

    SHA1

    1cf8d2a789ee64b75fb059d47b4b7912970593a0

    SHA256

    0ac8446d27a93652d481fac5e627896a69436c77017c4a08fb06354b0c5f8899

    SHA512

    9ad0e020bb2109c9a4970a50e046508628ac0d0cd954abe3016c67c18793389b53838f3469c477fafd0b2cf3ac0ef7164eeb9980ce4a76094935ab2adca5a39b

  • \Users\Admin\AppData\Local\Temp\7zS8BDB.tmp\50fbe1e6b9e72.exe

    Filesize

    71KB

    MD5

    b78633fae8aaf5f7e99e9c736f44f9c5

    SHA1

    26fc60e29c459891ac0909470ac6c61a1eca1544

    SHA256

    d205693516dbaf34cfbd216e825190de4de1412e861bc9cb30ce863907b30d22

    SHA512

    3885b609269b26918ccfcd9069181168c12f4271b6bdfcc51afe176b2dd242d4c0953ac1a4ddaf25abcfaf28a0b694a6269d96ae39bb7b2db2f0140d2d60cd43

  • \Users\Admin\AppData\Local\Temp\nsy8D81.tmp\UserInfo.dll

    Filesize

    4KB

    MD5

    7579ade7ae1747a31960a228ce02e666

    SHA1

    8ec8571a296737e819dcf86353a43fcf8ec63351

    SHA256

    564c80dec62d76c53497c40094db360ff8a36e0dc1bda8383d0f9583138997f5

    SHA512

    a88bc56e938374c333b0e33cb72951635b5d5a98b9cb2d6785073cbcad23bf4c0f9f69d3b7e87b46c76eb03ced9bb786844ce87656a9e3df4ca24acf43d7a05b

  • \Users\Admin\AppData\Local\Temp\nsy8D81.tmp\nsJSON.dll

    Filesize

    7KB

    MD5

    b9cd1b0fd3af89892348e5cc3108dce7

    SHA1

    f7bc59bf631303facfc970c0da67a73568e1dca6

    SHA256

    49b173504eb9cd07e42a3c4deb84c2cd3f3b49c7fb0858aee43ddfc64660e384

    SHA512

    fdcbdd21b831a92ca686aab5b240f073a89a08588e42439564747cad9160d79cfa8e3c103b6b4f2917684c1a591880203b4303418b85bc040f9f00b6658b0c90

  • memory/2676-78-0x0000000074E40000-0x0000000074E4A000-memory.dmp

    Filesize

    40KB