General

  • Target

    circular_29092022.iso

  • Size

    768KB

  • Sample

    221014-wbp8sadhgq

  • MD5

    b5bdf09f5f778b14f1eb4bb5a77209b6

  • SHA1

    eca3b1d788a473c8336d8c5a9719bfb74ae01d38

  • SHA256

    cd592c969a3a940e43888a1902ec9e4605ed28676d3945ab84d72175fbc87253

  • SHA512

    f5ac111382f8e177bef7adb46cde3cbd942242b13265bcf465386abd97d670f0cf1b519df7b624ebae6ac5d200d7a2f8f954e9a35487cf36a0a5cab3e4d4e654

  • SSDEEP

    12288:1QeS5W5CtoNFZj4QySHYca0UjzVDFKH3ox5y3:1QeScotGj4Q3a0U/VDFKXa58

Malware Config

Extracted

Family

netwire

C2

54.145.6.146:443

Attributes
  • activex_autorun

    false

  • copy_executable

    false

  • delete_original

    false

  • host_id

    MSOffice-%Rand%

  • lock_executable

    false

  • mutex

    IERXehpS

  • offline_keylogger

    false

  • password

    a1cap0ne@1960s

  • registry_autorun

    false

  • use_mutex

    false

Targets

    • Target

      NisSrv.exe

    • Size

      584KB

    • MD5

      85f14631181a8867a2d41122482ba8dc

    • SHA1

      8e2f2bce824c97cb8dd83c1736cd1de6897bb054

    • SHA256

      bbcca0dc10b700c01e557612f009c050ca618f227e0b8be3d4f471dd9d887a18

    • SHA512

      aec36afdc33880622492010ed028e679778abb8470a8e9517f8c241de0f8a158da3ce1c767e7671b5aab14c77624009e05af35472eb0d6c2e411918756f4d855

    • SSDEEP

      6144:6toWmFzltNCF9NuUzSa3YYcahynDzcjzH1DFKH3oGu8EdoXRXHd:6toNFZj4QySHYca0UjzVDFKH3ox5y3

    • NetWire RAT payload

    • Netwire

      Netwire is a RAT with main functionalities focused password stealing and keylogging, but also includes remote control capabilities as well.

    • Suspicious use of SetThreadContext

    • Target

      circular_29092022.pdf

    • Size

      116KB

    • MD5

      c380b1ebfbfd0e56943e8ec8c152c6cb

    • SHA1

      7e4902014f9f120b3d0af38334373ce50a9f8aef

    • SHA256

      24d66e168fd7712944e3a9ddf9589299a7f85d079859fa61ad9cdd90e7ef1d80

    • SHA512

      5cd095b2a4d0bacf2a6327284d4cb8dc3e1349daa2bdadb9a189f19ded66e26fd7cfcd92a77df816cd8e34ed4b4d5280e77fc5e5779bc6270d09343cb7f01991

    • SSDEEP

      3072:eQoleWGZQ5lpmmeS5tBDbJbY35OiJ9Hq+rvbB:oo8heS5tZJbYJl4+J

    Score
    1/10
    • Target

      circular_29092022.pdf.lnk

    • Size

      2KB

    • MD5

      9401c4021ce5ae57da50eb7fddfff950

    • SHA1

      ec7f933174448b63b979027e79192e3127c8b5f4

    • SHA256

      7259f69b075b7d849d7d0e300fe1d63057372aaedd07223de2d6b4023f5bf48c

    • SHA512

      5458c93f60ef207954fb17a750e692fcf738013a85d92898ea284b190aab4ce84ad4dc30a58562094567da483e041347036c1c557fd6d9c05241cb256033996e

    • NetWire RAT payload

    • Netwire

      Netwire is a RAT with main functionalities focused password stealing and keylogging, but also includes remote control capabilities as well.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks