Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    23-05-2024 20:01

General

  • Target

    854a65a1b3025a333f83a5b22c79d52e7fd2b2c5723370df21d089e080cee663.exe

  • Size

    1.8MB

  • MD5

    05c9f0ea9f5301a15918ad4c2e05cf9c

  • SHA1

    19279fe38116b4ea273d486e8b2c5a792a5b3bed

  • SHA256

    854a65a1b3025a333f83a5b22c79d52e7fd2b2c5723370df21d089e080cee663

  • SHA512

    012f5bf29cc8158f9de9615c7e7c08eaefd93cc2747f6c6c236d53bf7f780cae2da3081d4888d5c8f9c1dd033ed7c5dc73e8769831f5e6b29a3f37d87e98281a

  • SSDEEP

    24576:/3vLRdVhZBK8NogWYO09XOGi9JbBodjwC/hR:/3d5ZQ11xJ+

Malware Config

Extracted

Family

metasploit

Version

windows/shell_reverse_tcp

C2

1.15.12.73:4567

Signatures

  • MetaSploit

    Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

  • Drops file in Drivers directory 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Checks installed software on the system 1 TTPs

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

  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 34 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\854a65a1b3025a333f83a5b22c79d52e7fd2b2c5723370df21d089e080cee663.exe
    "C:\Users\Admin\AppData\Local\Temp\854a65a1b3025a333f83a5b22c79d52e7fd2b2c5723370df21d089e080cee663.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2156
    • C:\Users\Admin\AppData\Local\Temp\854a65a1b3025a333f83a5b22c79d52e7fd2b2c5723370df21d089e080cee663.exe
      "C:\Users\Admin\AppData\Local\Temp\854a65a1b3025a333f83a5b22c79d52e7fd2b2c5723370df21d089e080cee663.exe" Admin
      2⤵
      • Drops file in Drivers directory
      • Enumerates connected drives
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:896
      • C:\Program Files\Internet Explorer\iexplore.exe
        "C:\Program Files\Internet Explorer\iexplore.exe" http://www.178stu.com/my.htm
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2552
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2552 CREDAT:275457 /prefetch:2
          4⤵
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          PID:2488

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    68KB

    MD5

    29f65ba8e88c063813cc50a4ea544e93

    SHA1

    05a7040d5c127e68c25d81cc51271ffb8bef3568

    SHA256

    1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

    SHA512

    e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

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

    Filesize

    344B

    MD5

    217bc36e186c694351c51474ca06a7ba

    SHA1

    7a7ec1205b69b92f98b369b04ea974466bbebc3f

    SHA256

    4dbb09d9f3d60580786f345da256fc9d6cf724d748e71524a2774896c334127d

    SHA512

    1f28a058279f4d25d3248ec898743eb7a8ce1ce2608564eda14582c66740fba7805bddca94f5092162a72806d1df5c6fd36d3b36900c482cb075a02b0e2b5a31

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

    Filesize

    344B

    MD5

    5733ee1365ad16b5621afba179446bcb

    SHA1

    61662188f2ca67b8482e4afeb940c5c76ba041d3

    SHA256

    ea9c5fd357a81cbf845dae1b02954b93d6b47e476169cd4c9d0cc4038430ff16

    SHA512

    fe3b6261ecab00cac6528290383fc2dc78d576d585cf126e2c6379d629507781786911768458436dd2a8cb917aca2ac32c49206421e7c657ce2969861e7e315f

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

    Filesize

    344B

    MD5

    f0766e3e5d4a44029c92eb1cda686a7f

    SHA1

    0b5cf1dbd2338849f561f6c69ed71387bf5c8d30

    SHA256

    39c57a35ba80551ca68ac4d51eb321d86aba17dcaa7c0843521d0606ba1832fb

    SHA512

    3ecaf11a015878316ee6356373814452c3553649bd890f679f283bb222bb1ba7b51c9ce7765dc51cdbcd00d80ce7cb9a1bf52387cd7e276a5be9017432d8135b

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

    Filesize

    344B

    MD5

    f835e804fbe35db29fde592a0d736c7f

    SHA1

    d5169ddcbd98399205c076914890518d2fbcc3b5

    SHA256

    08449d69c8a226c575ba10db41dffdae68c6ce547243a04c9e9b07771ed5a7ef

    SHA512

    12a64915b6877aee368e9d32cec8eab32a001f83b0483a3bd2da77709cf8ee4040dae60c69b95914a38b67575071a5930f45349fb3789ad0bee816c9c7943f5f

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

    Filesize

    344B

    MD5

    23b76e6ff585703c66964bec6d4a4690

    SHA1

    e72b3abda896164fd751ffb057bc16143dcceeeb

    SHA256

    9dad0f408160e819398fd56a487c83ece5b5bd229049cfbccd476ce13581e08e

    SHA512

    467bcd402fcf97ed074f75c07b403757be3cec5de3ff5242092bee847ddea6211764841b346360ba9cfeb0ba2b17a03c9af87a399e8473fa15995298da5040a2

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

    Filesize

    344B

    MD5

    afddfe46e63065054643d906cf97e83f

    SHA1

    5786955c26ceedcf7564502ecdecbcd74e8ca9b9

    SHA256

    7abf02852a79387ef306c56da05ca49fb13c47aacdd5237beb1578b7c45deded

    SHA512

    e1fe5887345c360988fb66c223198fa518352aae2889a16843865c107ed7d5645d3523fe30373e3e144e143e2fd5514796524eb076262cee3019a23ed9084491

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

    Filesize

    344B

    MD5

    571b09f1b468d3be9e9eb565ed121011

    SHA1

    386a3080a18dcb680b8e632190f77953d055230f

    SHA256

    c130231f17961cff61b0eaf28d9f8e06f457bacdaa963d344c1808703a1b8cb1

    SHA512

    bb33b3b03fba586c4261f0d712543449f5d3d1745459f588a40cc1fc58d459fd48d9234bbfe6af5538ec844e62ab3de6f8d5996f0d46e89e289ea72f8c9829ed

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

    Filesize

    344B

    MD5

    1fbaa7f6102e3a6780bf021a50a0ce49

    SHA1

    136ef0ec81374dc102aa4a40d5f1ee6d64970723

    SHA256

    aa65a024fcc0e09ca9ba9b4f1d46c73481483ce9d6e80c6af810a78ae7733699

    SHA512

    88a597661e0d1e3fba3e387b56acf5128c2efc2b73a11de4ede5a31c2a58dd2605286a597ed0a5590a3a9b3b10b05ae6134831b82128bcbdf21efe9d48ccd9fc

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

    Filesize

    344B

    MD5

    5dd918447b4082f2bf68828e9f9780b2

    SHA1

    2e19fc59a53c5b0bfa0962cf2ac592aae7af1c51

    SHA256

    7e0c33864292c5a756fd64dc165bd3fe0a136cc042a1711b2965148aa0fe8f0b

    SHA512

    53df7934dcfc6380ca525f20acb66aa48829e9702794f1a5f3e4098e0b436679abc7bfe390d09426d0adbf3529338daa91fd2fefe61d777807077b5466985f34

  • C:\Users\Admin\AppData\Local\Temp\CabD4D.tmp

    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

  • C:\Users\Admin\AppData\Local\Temp\Tar1050.tmp

    Filesize

    177KB

    MD5

    435a9ac180383f9fa094131b173a2f7b

    SHA1

    76944ea657a9db94f9a4bef38f88c46ed4166983

    SHA256

    67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

    SHA512

    1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

  • memory/896-6-0x0000000000280000-0x0000000000281000-memory.dmp

    Filesize

    4KB

  • memory/896-11-0x0000000000400000-0x00000000005E5000-memory.dmp

    Filesize

    1.9MB

  • memory/896-9-0x0000000000400000-0x00000000005E5000-memory.dmp

    Filesize

    1.9MB

  • memory/2156-1-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/2156-0-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/2156-2-0x00000000006D0000-0x00000000006D1000-memory.dmp

    Filesize

    4KB

  • memory/2156-4-0x0000000000400000-0x00000000005E5000-memory.dmp

    Filesize

    1.9MB