General

  • Target

    VirusShare_728504b647a97937d03ac6c147d62559

  • Size

    657KB

  • Sample

    240204-zm82taaea6

  • MD5

    728504b647a97937d03ac6c147d62559

  • SHA1

    c014bdffbccdff5bee27d94a44b6f60a17c8dc34

  • SHA256

    d0e6c14878ef6fef14f9772139e6feb847f85e19814077c7cd08a0969d143838

  • SHA512

    bd415c4975a6720fd45dc3222d5bcac1d385371dffeaeb67b0c4b9df20cd1c73a0d8f4d4a9d58c9cf32fe349c11885f576ea59d83c1a52e2b15f2c805ab5988b

  • SSDEEP

    12288:64sfRWWPeoG4GQTq4OaQQTYJ8eP4/L5uO7D3f5BIq4WarQTwJ8ePB/p5uO71U26C:64IRWOG4GQm4OaHYJ8eP4D5uOHBB94WA

Malware Config

Targets

    • Target

      VirusShare_728504b647a97937d03ac6c147d62559

    • Size

      657KB

    • MD5

      728504b647a97937d03ac6c147d62559

    • SHA1

      c014bdffbccdff5bee27d94a44b6f60a17c8dc34

    • SHA256

      d0e6c14878ef6fef14f9772139e6feb847f85e19814077c7cd08a0969d143838

    • SHA512

      bd415c4975a6720fd45dc3222d5bcac1d385371dffeaeb67b0c4b9df20cd1c73a0d8f4d4a9d58c9cf32fe349c11885f576ea59d83c1a52e2b15f2c805ab5988b

    • SSDEEP

      12288:64sfRWWPeoG4GQTq4OaQQTYJ8eP4/L5uO7D3f5BIq4WarQTwJ8ePB/p5uO71U26C:64IRWOG4GQm4OaHYJ8eP4D5uOHBB94WA

    • 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

      ffRichMediaViewV1release1148chaction.js

    • Size

      864B

    • MD5

      9fc894b8cbe356cc0535eacf5a0c6937

    • SHA1

      ca0362f970d77b7ef0223a39acf35b709140f1c9

    • SHA256

      b78466c43454a25e0d204d8f06d828830f69a0ffcf8cb7a4acc21056bf0dabb4

    • SHA512

      b8081c3005cac670e968f49cfcfd39780f0ee78d10263d9337db4ccfe605530f68861cf884c4af8ff776791e475a1adcdb4de06dcaa4fd41c0132e67edf54c92

    Score
    1/10
    • Target

      ff/chrome/content/ffRichMediaViewV1release1148.js

    • Size

      765B

    • MD5

      7895a334cc9c1bed1caa919d1d06b8e8

    • SHA1

      2550ce28a82c52963c20ac81169573134eeb1ce0

    • SHA256

      7185928b34ea0090f77991909b98c295cc25295db53777630e7119484df8f885

    • SHA512

      de9249329854c86d72c7a259e8c363c80bee6693d779729588ca397f0dfd1b8a305d13f33cdc709fd1f8bf5357fba7e51f8db51472fa4c0080ff0fe8a19587d2

    Score
    1/10
    • Target

      ff/chrome/content/ffRichMediaViewV1release1148ffaction.js

    • Size

      702B

    • MD5

      fbd460d68c2a95f81b97c2cdbf0d1a62

    • SHA1

      46d32b79d0fb2aed645c9a60f1002ef595f29eae

    • SHA256

      55a29b91ca12c0a57a51d414b3faa005cdc26e6708de7cd4cef7cb35999edbfc

    • SHA512

      c9ef09993bf8c4c144b8f74aa26903fe71762aad075302daa78807167fa44829c207d6339f6594e3dbaa9e594090e2b1847d0577efa1d33387ce1481dcf0fd15

    Score
    1/10
    • Target

      ie/RichMediaViewV1release1148.dll

    • Size

      85KB

    • MD5

      d7cbfc229fd73abb0be66943253d2ec3

    • SHA1

      f4383d2ac1b1f4590f04b912893972fd0c963e2f

    • SHA256

      1f29b3dbf3e092d71ad739209b71dba7f5bc056aaa28125031b787d5e9266f36

    • SHA512

      5ff97035ae0ed84d3cde63f2b67fcb871c3082bbece07d9318fa66a3a9e792bb24ce039d84e5f2ec67e0b451c03bbc8d1da88eecb1e418c9a09922232fa72e89

    • SSDEEP

      1536:0hMWCsgyMIwPPt6hp1ZcTkrC4cCTfLlQQHK3aS:5WKyMIwPl6hp1ncgaQHK3H

    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

      531db1fc1ac0d127236f103f239e41e5

    • SHA1

      2a513160047ba953a50f3263a2e0d3aea928b225

    • SHA256

      ef620df5ac5966cf49d518c3190c2b694614a9fee1e3058232bc35d0fa1ce4e1

    • SHA512

      9ff59e90f6c34bc2fbb941d0c7027e606504546f25c465cb6b828865ab5c5287ff69e0419bd360f2733498c7eaa2d39506d4ddcb812084b2fb915b535b5c24d0

    • SSDEEP

      6144:Ue34p+CRg4l8ai5PQtTZ763J8eWW43YLYjn5uO7D32fuCa7Bm9:sPq4OaQQTYJ8eP4/L5uO7D3f5BQ

    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