Analysis

  • max time kernel
    21s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    05/10/2024, 19:52

General

  • Target

    711ecd58b20ba40477c163ca8911bbb6bff6e8b7da00eff0d2a243a0a445b36fN.exe

  • Size

    551KB

  • MD5

    0bb763dd35b125dc5cfd8c2c29ccb4b0

  • SHA1

    be724e74963b96b5a03e509606c077582e279e5b

  • SHA256

    711ecd58b20ba40477c163ca8911bbb6bff6e8b7da00eff0d2a243a0a445b36f

  • SHA512

    b3ea367ac4f13f6cd037f0ad00eb75cc3c2c6e23ef77bee6b3d4f2053630ff311fcd7e9b17436153ccb4410eaffb51652cc704ccaeadf55f6fbd0b1f005b5112

  • SSDEEP

    12288:h1OgLdaOWgbJuMmFcouJqkXWctn+MEfOK:h1OYdaOWgJHJJqkXtMOK

Malware Config

Signatures

  • Loads dropped DLL 2 IoCs
  • Drops Chrome extension 1 IoCs
  • Installs/modifies Browser Helper Object 2 TTPs 4 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).

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies Internet Explorer settings 1 TTPs 4 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\711ecd58b20ba40477c163ca8911bbb6bff6e8b7da00eff0d2a243a0a445b36fN.exe
    "C:\Users\Admin\AppData\Local\Temp\711ecd58b20ba40477c163ca8911bbb6bff6e8b7da00eff0d2a243a0a445b36fN.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3020
    • C:\Windows\SysWOW64\regsvr32.exe
      "C:\Windows\System32\regsvr32.exe" /n /s /i:"" 17.dll
      2⤵
      • Loads dropped DLL
      • Drops Chrome extension
      • Installs/modifies Browser Helper Object
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer settings
      • Modifies registry class
      PID:2836

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\7zS8057.tmp\17.dll

          Filesize

          203KB

          MD5

          41b13b132cb601ecc466654b90296353

          SHA1

          245258ddccb48826f22d57444f49fa30be1b36fd

          SHA256

          7fa4bb68c313e1090587a64b90e87bdcbc14ea3fb7c0e8cff94c657c969b70bf

          SHA512

          0e8de7bbe3695848e299fe3f3506f2e982a60cf0a0dd11cde86de4af67ef3c7b46458680d7bad9cedaa266ea33cb2e77f2aa83fcf1bdd20bf31d1936f2bd69a6

        • C:\Users\Admin\AppData\Local\Temp\7zS8057.tmp\Ik.dll

          Filesize

          180KB

          MD5

          0e093772550eb9541dd715c016b5584a

          SHA1

          20338dc859a5652f5661280dc508f4e5b533e76d

          SHA256

          028999304f35f7a6fc2cf6e360d4ea587612d63ce191fa979cc98ccca46ab149

          SHA512

          0030b395e2fde6bc9f70f52e71d8e87d306cff8afd2acbad725c4cc92b6d7916a38c1d6d156feaec841966492d32394982ef51989e2b8673d7c00e103f744dd5

        • C:\Users\Admin\AppData\Local\Temp\7zS8057.tmp\Ik.tlb

          Filesize

          2KB

          MD5

          48e9706fe9f76731f3576122fc3e9e33

          SHA1

          387c8c4898ead8ace488a7df80fead429eaf167b

          SHA256

          7bad79916803a14ca817e5c39f5ec2f0f240044d6dc24fb4916c8fda338060f1

          SHA512

          e9b44a2b1b7a806066182a084ec9df81916fc6db79710256e173377e7cd64a732c006830bbe324a9a734731ecde8b8251cfa995399f6d4df5322faff99c458b6

        • C:\Users\Admin\AppData\Local\Temp\7zS8057.tmp\Preferences.C__Users_Admin_AppData_Local_Google_Chrome_User Data_Default_Preferences

          Filesize

          5KB

          MD5

          20f52265073a11d3e7f518b90fa50253

          SHA1

          11fa44529167b01ddccb3d2e940a78247384e981

          SHA256

          37337b6942f1c24b375c7137edc6c0cea0d03a80c3da7f85bf50151a11621892

          SHA512

          e1d1f716cd57d1195cd11cfd6b3ac4a0892428b36ead183ef759283fc5c925e4f29ed9615d3f4f0ae8e831508a402f48558c614bf47d5ac4e6d56d5c34fd37d6

        • C:\Users\Admin\AppData\Local\Temp\7zS8057.tmp\[email protected]\bootstrap.js

          Filesize

          2KB

          MD5

          9aba5c3fb0e29b23bfe8c9ab16f0bf39

          SHA1

          b898f5d29cd353bcec0c8832244a0ab42c6140e6

          SHA256

          273452193867ec26a27c3c7ac43c66b1e9d296da670cc78b39e665a7b38c1d9d

          SHA512

          b5ebf68f1d7520dfaf4523e62064e35c62ae0aa9f7ef6cf7e343f4f22e2162f86b8958fd819eaef7be128ff91cfa2ad338e2d59f53a061afb7975c1796764220

        • C:\Users\Admin\AppData\Local\Temp\7zS8057.tmp\[email protected]\chrome.manifest

          Filesize

          98B

          MD5

          b175f97faa0c389156660625946ab5f8

          SHA1

          d7af86339f65d139a43d9ba53285bbee9c49f724

          SHA256

          5e45098af381972ca4c1f25261eec645cd6ae16c47f91d0db652a958d51e8b1d

          SHA512

          fb64c00da8ec1ba6663024ff3c0f0a61fde67845fcf8341cc97213843382ceaea5f9cca55ba38eb83b3f545a8f507d8002a02232b2e399cf457cc0564c002bf7

        • C:\Users\Admin\AppData\Local\Temp\7zS8057.tmp\[email protected]\content\bg.js

          Filesize

          9KB

          MD5

          6f67ed72804007a3e988de6676baac4b

          SHA1

          105b70ee5eedf1d5d2f4234ff59dc9ba9ff75603

          SHA256

          01eab604bac3a78aa6633a0e65c169684136a487fa613114632a82533fffe3f7

          SHA512

          7cdba292c9b7bd61a64a4d721b992793ef505cfae32c607e58dd97ec3b43b37a82894a37717eaec59184a32ca60dea5379177ef9758c89b1db45103857886a5f

        • C:\Users\Admin\AppData\Local\Temp\7zS8057.tmp\[email protected]\install.rdf

          Filesize

          603B

          MD5

          63fb880f3d488f163cb14aac64a46580

          SHA1

          e6ebd79f4785bc5b3f344863b701d54bfa9fe00e

          SHA256

          11f57331b875035e4afb993d70c194674ef8f7d1ed662f09f69fdfde73b56839

          SHA512

          b91be05eefe3811eea289ea231585e30fae81592ac45542ff280ddc3c1e992e6c26c072a6ab747bf23758c76bc7e588e53e2bfa6d5a3f3ed01757a1ff7d16bf2

        • C:\Users\Admin\AppData\Local\Temp\7zS8057.tmp\pmkjogmcomhbikemdkedladdpffohpkg\_uS.js

          Filesize

          5KB

          MD5

          6a89ff68bd9ae4a5580d64ab5580e70b

          SHA1

          06d57e35cca8298af7928cce18462f370d447178

          SHA256

          b47e31f49cd43a7f03f6cf865a110bb24c7e1440550c2cd83d5dbec57430f89b

          SHA512

          adbc7d2109f64dd5a18dff4c1b49be8bd66f2146e895b52048a7f68f1467265127b43cd7ecd1ae75cac78513f4fdd87ce281c53e71f8a1424ef4af212933ec95

        • C:\Users\Admin\AppData\Local\Temp\7zS8057.tmp\pmkjogmcomhbikemdkedladdpffohpkg\background.html

          Filesize

          140B

          MD5

          63f53fb471931d03a74bedc6163e556b

          SHA1

          182c9fab147260a520129c334031248c31927e46

          SHA256

          488b5fbb50f23bc45a79378d025d4bd010bde04c94245cf4c8bf1196e0a893ed

          SHA512

          7ce508e3ed4876330e40eab185e1449396716ff7d3887d1110bbce0b56e20544d061242b8a70c76b0b4d6f54f0ce90f203f259cabc07a8f81fdad629197775b1

        • C:\Users\Admin\AppData\Local\Temp\7zS8057.tmp\pmkjogmcomhbikemdkedladdpffohpkg\content.js

          Filesize

          197B

          MD5

          5f9891607f65f433b0690bae7088b2c1

          SHA1

          b4edb7579dca34dcd00bca5d2c13cbc5c8fac0de

          SHA256

          fb01e87250ac9985ed08d97f2f99937a52998ea9faebdc88e4071d6517e1ea6b

          SHA512

          76018b39e4b62ff9ea92709d12b0255f33e8402dfc649ed403382eebc22fb37c347c403534a7792e6b5de0ed0a5d97a09b69f0ffc39031cb0d4c7d79e9440c7c

        • C:\Users\Admin\AppData\Local\Temp\7zS8057.tmp\pmkjogmcomhbikemdkedladdpffohpkg\lsdb.js

          Filesize

          559B

          MD5

          209b7ae0b6d8c3f9687c979d03b08089

          SHA1

          6449f8bff917115eef4e7488fae61942a869200f

          SHA256

          e3cf0049af8b9f6cb4f0223ccb8438f4b0c75863684c944450015868a0c45704

          SHA512

          1b38d5509283ef25de550b43ef2535dee1a13eff12ad5093f513165a47eec631bcc993242e2ce640f36c61974431ae2555bd6e2a97aba91eb689b7cd4bf25a25

        • C:\Users\Admin\AppData\Local\Temp\7zS8057.tmp\pmkjogmcomhbikemdkedladdpffohpkg\manifest.json

          Filesize

          502B

          MD5

          23189c50bfb5d1777e371ffa21036466

          SHA1

          7348b32e34e9b736ff0e86440e801b393f24adf5

          SHA256

          5fe6b8243b7d0b7e3d43098b4a79d54313d072d7bc9e66d5d14df7b5db9527dc

          SHA512

          b0386587a910c5bacf3ba985c962f7f1ac8e54fed4c20f8c76d2a4e12dc0d4f52734a1c1aeae0b96c59aec8911c2c58096163e83cc309543fc6464e5dedf64d3

        • C:\Users\Admin\AppData\Local\Temp\7zS8057.tmp\pmkjogmcomhbikemdkedladdpffohpkg\sqlite.js

          Filesize

          1KB

          MD5

          3e9a5d3103658ed3a900047c1d625e30

          SHA1

          b99b4e393f58d49614bc3c3f0122b54fec19d578

          SHA256

          86aad8077ec22ffc1a1543a88050eb8281541689104b413f3f08d838833812de

          SHA512

          6a6961dd171f4968427b5fd3faaf9afbc1f3373b042a89f4910bde2ef338ea1cbe5ead55a47fe46688f2cf760f16d18c4be904bdbfd739578ecc330900c99aba

        • C:\Users\Admin\AppData\Local\Temp\7zS8057.tmp\settings.ini

          Filesize

          7KB

          MD5

          484bfa219ad874723d4712be0010d663

          SHA1

          891b41ecd301ba274f11c674e35877bed45eb541

          SHA256

          fba32169a78745bc997e67717401db3c7ea71722fe79be0721748488da908d42

          SHA512

          e5edc8fbe547832b0b2edfe2afd548581ed59eb7313b4a017b5478cc8dd77d26ff40f81cef5db1cf445373bb6c1583e301a277ec35dee856026d6be14bf326bd