General

  • Target

    VirusShare_f744078dcb8127c67b384204063c3e9a

  • Size

    657KB

  • Sample

    240204-r2f1kscbe2

  • MD5

    f744078dcb8127c67b384204063c3e9a

  • SHA1

    3f71aeb7a92aa69883eddc36249f248584ca7531

  • SHA256

    1a57e79dd08fe6a8e049efaa195efbb410b8103439c1b8a37355f3bf1380915f

  • SHA512

    e079c2524af2428ceb56c2f2070bc2f31dcf9d28e02acc94d354bfb4adc615203311100571271ab780107f271d696b945647f26c3a1d4c39d256984f70102478

  • SSDEEP

    12288:n4YUWL31aG4GQTq4OaQQTYJ8eP4/L5uO7D3f5Bzq4yaPQTMJ8ePB/x5uO7jU26AZ:n4YUCEG4GQm4OaHYJ8eP4D5uOHBBG4yw

Malware Config

Targets

    • Target

      VirusShare_f744078dcb8127c67b384204063c3e9a

    • Size

      657KB

    • MD5

      f744078dcb8127c67b384204063c3e9a

    • SHA1

      3f71aeb7a92aa69883eddc36249f248584ca7531

    • SHA256

      1a57e79dd08fe6a8e049efaa195efbb410b8103439c1b8a37355f3bf1380915f

    • SHA512

      e079c2524af2428ceb56c2f2070bc2f31dcf9d28e02acc94d354bfb4adc615203311100571271ab780107f271d696b945647f26c3a1d4c39d256984f70102478

    • SSDEEP

      12288:n4YUWL31aG4GQTq4OaQQTYJ8eP4/L5uO7D3f5Bzq4yaPQTMJ8ePB/x5uO7jU26AZ:n4YUCEG4GQm4OaHYJ8eP4D5uOHBBG4yw

    • Checks computer location settings

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

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Installs/modifies Browser Helper Object

      BHOs are DLL modules which act as plugins for Internet Explorer.

    • Drops file in System32 directory

    • Target

      $PLUGINSDIR/aminsis.dll

    • Size

      567KB

    • MD5

      450753ad96785a240a39deccab3af0d0

    • SHA1

      21c544064d2ffa6444508268ce258a330d459fc5

    • SHA256

      1c371dcc6c3428ea98fb0d2dcb612b4ebc731f3ed72e683c8e33058cd2a952d3

    • SHA512

      c41b834f4228b7668316095569c836b4e0d55c5fbf310c65b0e0453ef0e74a3ce8f9357cea90b80f6590f85dd7708eeb4eec27518811ea4aab20c0e7f5643dab

    • SSDEEP

      12288:i/x6GnSkidh7NfMc4G1ppgH81vrKiuu+PUHOGcl5Sbl9B9GUdL:9GnSkWh4G1ppgH81vrBu3MHOGUKfGU

    Score
    3/10
    • Target

      ffRichMediaViewV1release6203chaction.js

    • Size

      864B

    • MD5

      b2a40b6d8178610af1000575b0113726

    • SHA1

      e8cbbdccf4c7713b140840b080c9bb2f5dd98b2a

    • SHA256

      be76dcdbb505be3c0bf61c53ecd7d6f44fbccb6b40d33e072ccd954b13d9731f

    • SHA512

      4c9b117204bc81ff12ee674e942cd0e7a3782d9cc03b345b39801ae8aa7ac87e45572de245a2571490ac2a0f190f2db9883aec58974dba59a575b44284676dfb

    Score
    1/10
    • Target

      ff/chrome/content/ffRichMediaViewV1release6203.js

    • Size

      765B

    • MD5

      4a7b48513b04ca6a694e541be3ce2fed

    • SHA1

      c633f8ff775e3c4e0a117d117f75f0f1f084cf6e

    • SHA256

      ff1c888b96beb4666d99a4d052f637a69f9b6ece09f3059823543f13fb26b22b

    • SHA512

      76c2fbd2ff1a2677c41bfdf8c7b8fbaf2b4e5acc1b73969ed33269623e2b1d382e987ee6f1b3add1bd79dd9e6ca81549aef2e3605178783ef4cbe9abb48aeb97

    Score
    1/10
    • Target

      ff/chrome/content/ffRichMediaViewV1release6203ffaction.js

    • Size

      702B

    • MD5

      c251ed3891463d8be45fdd537e7e0051

    • SHA1

      51885e2a50af8276539233ab6d7912e535c975b0

    • SHA256

      ae0b49e91cb8bcd9011d82297e0ccc9a1009a424c2340ef83ce511aeb9c390ca

    • SHA512

      0a2e21a4e6d757eeefb712b7d4af3762a7c1e6e86548981527c487994aa515ccf57c664f3aa325d55e9fd5c6cf35a9c92c571d993b3458efbbee21ff3a6f6807

    Score
    1/10
    • Target

      ie/RichMediaViewV1release6203.dll

    • Size

      85KB

    • MD5

      1a2ce39bd39f1174f8712e03dfef5bcc

    • SHA1

      83ab539117a0836cf18f908ca986de0e433232d1

    • SHA256

      9f0e44f81f5123a68245eb67c608b1a91cfbc35db1cda612799331b031118de0

    • SHA512

      11a1246c3ffeb3c88ddefc5bd2464ab8d9db11314ebc754989b22d617db52a22f95c6a6cb4c310f178ad9233886ddd9b3fef72a23f8ccec3307c51345497a803

    • SSDEEP

      1536:ehMWCsgyMIwP/t6hp1ZcTkrCH5CTfLlQy5uKS:bWKyMIwP16hp105gay5u3

    Score
    6/10
    • Installs/modifies Browser Helper Object

      BHOs are DLL modules which act as plugins for Internet Explorer.

    • Target

      uninstall.exe

    • Size

      289KB

    • MD5

      d3abe358fdafd2dce0d9b395f97152d9

    • SHA1

      77734c93ddcfb3f09d3573bd3a0da277fcd18d36

    • SHA256

      8e1dba4a0fdbe953f3a1123f9a76886ab6ed86caa929e9725580c1021c61d5a6

    • SHA512

      79157511a8da87e7ed3293603c2e38a2ecf76de665949447658864e981b948ed9188195aa9eb0ae98820e17f0520c477328cbcbf3fa5715308d68c7bf3a610bb

    • SSDEEP

      6144:Ue34Y5Rg4l8ai5PQtTZ763J8eWW43YLYjn5uO7D32fuCa7Bmy:t5q4OaQQTYJ8eP4/L5uO7D3f5Bj

    Score
    7/10
    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Target

      $PLUGINSDIR/aminsis.dll

    • Size

      567KB

    • MD5

      450753ad96785a240a39deccab3af0d0

    • SHA1

      21c544064d2ffa6444508268ce258a330d459fc5

    • SHA256

      1c371dcc6c3428ea98fb0d2dcb612b4ebc731f3ed72e683c8e33058cd2a952d3

    • SHA512

      c41b834f4228b7668316095569c836b4e0d55c5fbf310c65b0e0453ef0e74a3ce8f9357cea90b80f6590f85dd7708eeb4eec27518811ea4aab20c0e7f5643dab

    • SSDEEP

      12288:i/x6GnSkidh7NfMc4G1ppgH81vrKiuu+PUHOGcl5Sbl9B9GUdL:9GnSkWh4G1ppgH81vrBu3MHOGUKfGU

    Score
    3/10

MITRE ATT&CK Enterprise v15

Tasks