Analysis

  • max time kernel
    146s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    22-05-2024 01:41

General

  • Target

    5e0316581c455ebfae4775fe8b37bca0e7e451839553916920f20b3a7269e9c6.exe

  • Size

    114KB

  • MD5

    4be9986eb800ea45ff736671e9756ffe

  • SHA1

    e30372bd80efe2da17d21e4026ab2a42b1572290

  • SHA256

    5e0316581c455ebfae4775fe8b37bca0e7e451839553916920f20b3a7269e9c6

  • SHA512

    4fb83428ad5899f2134dad76fb4c098b5037d1c0e5d8924741fab9d75b003838b15756cd4016cdfd99da82ff6913d6d6efc7ae9f3beaa1995346ef0ef5d46d22

  • SSDEEP

    1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMiat6QK:P5eznsjsguGDFqGZ2rih

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

neuf

C2

doddyfire.linkpc.net:10000

Mutex

e1a87040f2026369a233f9ae76301b7b

Attributes
  • reg_key

    e1a87040f2026369a233f9ae76301b7b

  • splitter

    |'|'|

Signatures

  • njRAT/Bladabindi

    Widely used RAT written in .NET.

  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of AdjustPrivilegeToken 33 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5e0316581c455ebfae4775fe8b37bca0e7e451839553916920f20b3a7269e9c6.exe
    "C:\Users\Admin\AppData\Local\Temp\5e0316581c455ebfae4775fe8b37bca0e7e451839553916920f20b3a7269e9c6.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1660
    • C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
      "C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:2112
      • C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
        C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2648
        • C:\Windows\SysWOW64\netsh.exe
          netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe" "chargeable.exe" ENABLE
          4⤵
          • Modifies Windows Firewall
          PID:3024

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\37C951188967C8EB88D99893D9D191FE

    Filesize

    1KB

    MD5

    cba2426f2aafe31899569ace05e89796

    SHA1

    3bfb16faefd762b18f033cb2de6ceb77db9d2390

    SHA256

    a465febe8a024e3cdb548a3731b2ea60c7b2919e941a24b9a42890b2b039b85a

    SHA512

    395cce81a7966f02c49129586815b833c8acfe6efbb8795e56548f32819270c654074622b7fa880121ce7fbd29725af6f69f89b8c7e02c64d1bbffbfe0620c68

  • 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\Content\C0018BB1B5834735BFA60CD063B31956

    Filesize

    1KB

    MD5

    0376ba21bc7c1d09e61b206c11bbc92c

    SHA1

    443fee1cb47f3497f1e8042a94c5da8655aa7cd7

    SHA256

    1e377d5df77b88b5dd8cde349ceb5c939eaddb2af2676ec91346f9ef7e24a0ab

    SHA512

    f68db4ce81924b2531b3467a23e02b2913086b6293d0d5a81fe9dbee941504502ea590d4667e3e758f3b4986384200700cb919bc7a5b75a29080e66b29aa9e23

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\F0ACCF77CDCBFF39F6191887F6D2D357

    Filesize

    1KB

    MD5

    a266bb7dcc38a562631361bbf61dd11b

    SHA1

    3b1efd3a66ea28b16697394703a72ca340a05bd5

    SHA256

    df545bf919a2439c36983b54cdfc903dfa4f37d3996d8d84b4c31eec6f3c163e

    SHA512

    0da8ef4f8f6ed3d16d2bc8eb816b9e6e1345dfe2d91160196c47e6149a1d6aedaafadcefd66acdea7f72dcf0832770192ceac15b0c559c4ccc2c0e5581d5aefc

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\37C951188967C8EB88D99893D9D191FE

    Filesize

    264B

    MD5

    7ecbc25841a0ac424626b75d3f423050

    SHA1

    76d29778e67663961e01593d465567dd27623227

    SHA256

    57225550fe7af0ad9846d6f7c607219e8ace891426c105d341703d694c19e070

    SHA512

    eff7e16630729c30b2a306525a9788267503eaa9fe7eb396c22f641ebcacce2b83084a553017eba4c96028e55818e5901aa2ba5295547b19ed64230eed385d99

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

    Filesize

    344B

    MD5

    7b1a3f6a086c6ceb0431377236c5ea6b

    SHA1

    c657c637c472806e923c2bf132e69a01eedd6e78

    SHA256

    29070f961014455b9ae96cd8f75460b8a2e063a110cd226d2489168fa6eb730e

    SHA512

    f524ae36731197839a867d79b298f334f96b40297b11524763e0581f9ce6355f1897d76690285e395a185d47864c691f1172aa4b9e38cd324c23f60537e9bde8

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

    Filesize

    344B

    MD5

    054e490846cb2197dffc7e8cc01f1164

    SHA1

    40a76d707eefbfd969e910d0b44e1cb136a9e892

    SHA256

    ffea3eca80c77d366bd38600885e0a8dcd183f3f6099b3cdeea26015a546340d

    SHA512

    efb2cf147aedb2ffb5eceef5092965dae5793f5869b421158ec91e68b3476f033847138d956d6637d77f68ce3fb358736a587cfd0f2f428f4f367597d58f5132

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

    Filesize

    344B

    MD5

    8432af2c8269b106912cf17756cd8bcd

    SHA1

    7f2226828c4014f70c878184b772b6676173fc5f

    SHA256

    e30a79cb01fc2de0afb2dc8ba9cfef96280dad5c20d48324c651dc2a112d714b

    SHA512

    cb6b88434104d0367a241014b736871ae6f6d81817a811f08b8c363158db2791c77b4bd932cbc8ceac013e95d4372663be665c9331791f4fe5f36a8311aae942

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\C0018BB1B5834735BFA60CD063B31956

    Filesize

    252B

    MD5

    fc435fce8d07439252a4bdc3526f2e6a

    SHA1

    f5dfe9bd201ecd2cff00a0b6a1fa54f2e6c1d22a

    SHA256

    7f0ad0cf6b853c3fc0dc86b72a33c31e052db44e354001c292457e98c974dd5a

    SHA512

    1c63a8e21b1ea7ab6590fb77211a6190d84325eef36404858f0bcf1ded3f4a0570963a80bcfa5ffcba00c4037ae41a66144d9100ecce2fd7c037f7125dcf1bc5

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F0ACCF77CDCBFF39F6191887F6D2D357

    Filesize

    242B

    MD5

    f74b840ff69fbafef410944486cc116c

    SHA1

    60f056641143d6173273ecd077630113f51049d7

    SHA256

    482079d438ee602f55c8223de3924d17d8f31e400d3900a636154e95038bc64a

    SHA512

    19ebf6b286f2ae2b987ce1c6db2112e85a7ffba1164b05ab0bfb32ee43e21ee183e6b9d0d8a4333c42d98737f728bdf9c110aeee0cc214d5134d398036122e27

  • C:\Users\Admin\AppData\Local\Temp\Tar122F.tmp

    Filesize

    177KB

    MD5

    435a9ac180383f9fa094131b173a2f7b

    SHA1

    76944ea657a9db94f9a4bef38f88c46ed4166983

    SHA256

    67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

    SHA512

    1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

  • \Users\Admin\AppData\Roaming\confuse\chargeable.exe

    Filesize

    114KB

    MD5

    fb5351c37e1d787a63f36404e09cbfb8

    SHA1

    d899f0e8d511b4de6edea788df18d8c629ec304e

    SHA256

    6e286ead6ec8eea46e96986bd1e5859f13d072c32e763a804b426dafba0bb58c

    SHA512

    d7baa4f291ae38275d64069be156b072bb4ee718d6132aa8089acee4ab56a8cfefcaf610a1e9d53fe668908f30cf9387a7eb313571a42d5b3f3351b5aebeab96

  • memory/1660-0-0x0000000074031000-0x0000000074032000-memory.dmp

    Filesize

    4KB

  • memory/1660-200-0x0000000074030000-0x00000000745DB000-memory.dmp

    Filesize

    5.7MB

  • memory/1660-1-0x0000000074030000-0x00000000745DB000-memory.dmp

    Filesize

    5.7MB

  • memory/2648-362-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/2648-364-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/2648-365-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB