Analysis

  • max time kernel
    144s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    25/12/2023, 05:59

General

  • Target

    09efc4122868dbc01a9629a89ec34cdf.exe

  • Size

    1.5MB

  • MD5

    09efc4122868dbc01a9629a89ec34cdf

  • SHA1

    68fe582309befc098e1aab0be94d54fb64e5ba79

  • SHA256

    6727528ba0d78a86115f79d497958c9840dafb23df2cdfd3a6f7fe725f34b1f8

  • SHA512

    c3b1e2ee8fed13e461875451406a8ac8145d55c598364fe9337b10309bd07bef3cfbd3f0368f6591f625a88528f67af62ab1ae12871d585337a36b953e8a9d84

  • SSDEEP

    24576:98wlCawZDWAGUxrlThp3sFIQnYZiqK1d7YZoM68NVXgJ+6EyCCtg3UmjM01oKl2p:98wlCaFELD3st+hKX7Y6ENNgJ8bdUAMv

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 50 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • NSIS installer 2 IoCs
  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\09efc4122868dbc01a9629a89ec34cdf.exe
    "C:\Users\Admin\AppData\Local\Temp\09efc4122868dbc01a9629a89ec34cdf.exe"
    1⤵
    • Loads dropped DLL
    • Modifies system certificate store
    • Suspicious use of WriteProcessMemory
    PID:2620
    • C:\Users\Admin\AppData\Local\Temp\nsy7E45.tmp\atrinsic-silent-t.exe
      "C:\Users\Admin\AppData\Local\Temp\nsy7E45.tmp\atrinsic-silent-t.exe" /OFFERED /CHANNEL="Ezt-Zugo-1337_25624_BingGeneral"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:2576

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

          Filesize

          344B

          MD5

          dd9cd4bfdd68772921641ad2d06cfd7a

          SHA1

          5e3bbde908d13487a4ac3c05956586413001f451

          SHA256

          1468ea664ade04eeb5499154149844489cb62b945c1cc6902845e93bca600cc9

          SHA512

          a2be3ff0506e2abb29c5a1c8245ae9937bc55b16d7aa27d43687d2961fe29d73ec02bd15ccb1ba9adb28faccabc4d5b2bacfab35bacae4f4c0bcd54d04a1221f

        • C:\Users\Admin\AppData\Local\Temp\CabA9F.tmp

          Filesize

          65KB

          MD5

          ac05d27423a85adc1622c714f2cb6184

          SHA1

          b0fe2b1abddb97837ea0195be70ab2ff14d43198

          SHA256

          c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

          SHA512

          6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

        • C:\Users\Admin\AppData\Local\Temp\TarB9C.tmp

          Filesize

          171KB

          MD5

          9c0c641c06238516f27941aa1166d427

          SHA1

          64cd549fb8cf014fcd9312aa7a5b023847b6c977

          SHA256

          4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

          SHA512

          936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

        • C:\Users\Admin\AppData\Local\Temp\nso9050.tmp\System.dll

          Filesize

          11KB

          MD5

          c17103ae9072a06da581dec998343fc1

          SHA1

          b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d

          SHA256

          dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f

          SHA512

          d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f

        • \Users\Admin\AppData\Local\Temp\nso9050.tmp\GetVersion.dll

          Filesize

          6KB

          MD5

          5264f7d6d89d1dc04955cfb391798446

          SHA1

          211d8d3e7c2b2f57f54a11cb8bc4fa536df08acc

          SHA256

          7d76c7dd8f7cd5a87e0118dacb434db3971a049501e22a5f4b947154621ab3d4

          SHA512

          80d27ee2f87e2822bd5c8c55cc3d1e49beebb86d8557c92b52b7cbea9f27882d80e59eefa25e414eecee268a9a6193b6b50b748de33c778b007cde24ef8bcfb7

        • \Users\Admin\AppData\Local\Temp\nso9050.tmp\Math.dll

          Filesize

          66KB

          MD5

          b140459077c7c39be4bef249c2f84535

          SHA1

          c56498241c2ddafb01961596da16d08d1b11cd35

          SHA256

          0598f7d83db44929b7170c1285457b52b4281185f63ced102e709bf065f10d67

          SHA512

          fbcb19a951d96a216d73b6b3e005338bbb6e11332c6cc8c3f179ccd420b4db0e5682dc4245bd120dcb67bc70960eab368e74c68c7c165a485a12a7d0d8a00328

        • \Users\Admin\AppData\Local\Temp\nso9050.tmp\NSISdl.dll

          Filesize

          14KB

          MD5

          a5f8399a743ab7f9c88c645c35b1ebb5

          SHA1

          168f3c158913b0367bf79fa413357fbe97018191

          SHA256

          dacc88a12d3ba438fdae3535dc7a5a1d389bce13adc993706424874a782e51c9

          SHA512

          824e567f5211bf09c7912537c7836d761b0934207612808e9a191f980375c6a97383dbc6b4a7121c6b5f508cbfd7542a781d6b6b196ca24841f73892eec5e977

        • \Users\Admin\AppData\Local\Temp\nso9050.tmp\inetc.dll

          Filesize

          20KB

          MD5

          2f94245152dbd233e248909f9c01c578

          SHA1

          ab4e5879c001b36a2f9ff214946599fd015edda9

          SHA256

          4c4d85eb9725fc7fade03467990e3dd9671c29a7870c97e69babc2cb3c9adef9

          SHA512

          f92830de27d6663be5e0df9e32cd88732bc7ee93b14c1ded65258c325d22436400801aff1124f40400c6c3b3c16e71deb08436714716f3888d13a8a6b6a32231

        • \Users\Admin\AppData\Local\Temp\nso9050.tmp\linker.dll

          Filesize

          6KB

          MD5

          8450b29ee8d592c208ba1aaf6ee50267

          SHA1

          75096da057bc85cef63bb0eec168652ea75cf618

          SHA256

          53aa57e582dc56421c1191a0a9efac9c36960b903b7d825f3b9682605ec2b612

          SHA512

          d23a3057053a1f36f5eb212ae0b09b9b0b41e50b8a6a20bbc46c12c51199ad0bca741bcce17534488158e8f2b9470dbdac2aa059688b7588a05778c40d461039

        • \Users\Admin\AppData\Local\Temp\nso9050.tmp\md5dll.dll

          Filesize

          8KB

          MD5

          a7d710e78711d5ab90e4792763241754

          SHA1

          f31cecd926c5d497aba163a17b75975ec34beb13

          SHA256

          9b05dd603f13c196f3f21c43f48834208fed2294f7090fcd1334931014611fb2

          SHA512

          f0ca2d6f9a8aeac84ef8b051154a041adffc46e3e9aced142e9c7bf5f7272b047e1db421d38cb2d9182d7442bee3dd806618b019ec042a23ae0e71671d2943c0

        • \Users\Admin\AppData\Local\Temp\nso9050.tmp\nsisos.dll

          Filesize

          5KB

          MD5

          69806691d649ef1c8703fd9e29231d44

          SHA1

          e2193fcf5b4863605eec2a5eb17bf84c7ac00166

          SHA256

          ba79ab7f63f02ed5d5d46b82b11d97dac5b7ef7e9b9a4df926b43ceac18483b6

          SHA512

          5e5e0319e701d15134a01cb6472c624e271e99891058aef4dfe779c29c73899771a5b6f8b1cd61b543a3b3defeaecaa080c9cc4e76e84038ca08e12084f128eb

        • \Users\Admin\AppData\Local\Temp\nsy7E45.tmp\ButtonEvent.dll

          Filesize

          4KB

          MD5

          fad9d09fc0267e8513b8628e767b2604

          SHA1

          bea76a7621c07b30ed90bedef4d608a5b9e15300

          SHA256

          5d913c6be9c9e13801acc5d78b11d9f3cd42c1b3b3cad8272eb6e1bfb06730c2

          SHA512

          b39c5ea8aea0640f5a32a1fc03e8c8382a621c168980b3bc5e2897932878003b2b8ef75b3ad68149c35420d652143e2ef763b6a47d84ec73621017f0273e2805

        • \Users\Admin\AppData\Local\Temp\nsy7E45.tmp\Util.dll

          Filesize

          64KB

          MD5

          f330570709e12939244f67217ba2d3a4

          SHA1

          e6bf91a100b290e348718ad4eb81200328e766e6

          SHA256

          86a7293de6330c5ccc680419ea8ac9910626f4f93c9e95737f744357eb27ae32

          SHA512

          a3c51d5737e03837b80f276ae3f023e52266e91c78e04481fcc1912ee8fc059bc4333556b17f7e7a63b5febd2c2f496be6cb9663cc1a707e4d2fa5103a6da622

        • \Users\Admin\AppData\Local\Temp\nsy7E45.tmp\atr-inetc.dll

          Filesize

          21KB

          MD5

          4a119b14d9bebe4b36e35486fef0aa01

          SHA1

          c117540ecc5ded43d57414ff2f1ece39a43102db

          SHA256

          548aab3a07a9085d141856587e5c23be1476cea2cd4ce10b44b712174ff4fad4

          SHA512

          49a894307049273888f644e55785cf20fb656183a556f7ddae2db7cd9f13288ed0750a3994a91923e4517577ad8c35f5ea8b06335add16f428bf2099bb8a5e09

        • \Users\Admin\AppData\Local\Temp\nsy7E45.tmp\atrinsic-silent-t.exe

          Filesize

          447KB

          MD5

          ea091893fc2f549ff240ff3a77e49845

          SHA1

          39004d2463dacf46cdf96fe65e54d83a5a8fbc40

          SHA256

          989072c63b1781ad61002437ac3b0975a379767d90041cfa7908f31abe0e97c2

          SHA512

          fcbd12e44d5d5ef85f42aa882fc569b09aaae4c2dd25ab6794844ad9bddefb836c6afed60f82a0f4f2891c63a8b1c9c8b7e0130a57aa6c1807d215eb6c891f54

        • \Users\Admin\AppData\Local\Temp\nsy7E45.tmp\nsDialogs.dll

          Filesize

          9KB

          MD5

          c10e04dd4ad4277d5adc951bb331c777

          SHA1

          b1e30808198a3ae6d6d1cca62df8893dc2a7ad43

          SHA256

          e31ad6c6e82e603378cb6b80e67d0e0dcd9cf384e1199ac5a65cb4935680021a

          SHA512

          853a5564bf751d40484ea482444c6958457cb4a17fb973cf870f03f201b8b2643be41bccde00f6b2026dc0c3d113e6481b0dc4c7b0f3ae7966d38c92c6b5862e

        • memory/2576-32-0x00000000003D0000-0x00000000003EA000-memory.dmp

          Filesize

          104KB