Analysis

  • max time kernel
    94s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/01/2025, 13:54

General

  • Target
    FM4ffx.exe
  • Size 319KB
  • Sample250120-q7ybdasmem
  • SHA256 3ac3c700060a0487060724f3fd22faf70d5f633e69401641964d7ba4d6e6e570
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Loads dropped DLL 64 IoCs
  • Reads user/profile data of web browsers 3 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).

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

Processes

  • C:\Users\Admin\AppData\Local\Temp\FM4ffx.exe
    "C:\Users\Admin\AppData\Local\Temp\FM4ffx.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    PID:4720

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        nsaB94E.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\nsaB94E.tmp
        • Size 105B
        • SHA256 d7516cb11c81e5ef2e0c7cffa7175c3a7f36f945e788a27024fdc79443fdda45
        • MD5 SHA1 SHA512

        nsaB9A5.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\nsaB9A5.tmp
        • Size 628B
        • SHA256 bad7b13ead07e6f88192ce43de41ce92eb2e07712d730f5499147ee4841c28fb
        • MD5 SHA1 SHA512

        nseB78C.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\nseB78C.tmp
        • Size 431B
        • SHA256 4674b490bcdc7fa376c13f01f62e56e8f77b47bef4ed9c496824774239cb4fe2
        • MD5 SHA1 SHA512

        nseB7DD.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\nseB7DD.tmp
        • Size 597B
        • SHA256 15f1802d77d47afee552b83a188b3b81a3b3d882de86a800b7a647a63266567c
        • MD5 SHA1 SHA512

        nsfB9C6.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\nsfB9C6.tmp
        • Size 730B
        • SHA256 5978b64819300b86e1c6fc8de07384c51f82b8cb3106d3cec3241f0425f4fd8c
        • MD5 SHA1 SHA512

        nskB84E.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\nskB84E.tmp
        • Size 774B
        • SHA256 edac71c626a7deaeb342ccb49a45c12eb6e675718b37d48ce528deb198ea70bc
        • MD5 SHA1 SHA512

        nskB9E6.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\nskB9E6.tmp
        • Size 779B
        • SHA256 e6f2d544275c9121819231a469face787120ec06d31e4352e7b7157e87cb211f
        • MD5 SHA1 SHA512

        nspB81E.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\nspB81E.tmp
        • Size 719B
        • SHA256 f78fc745f259d8943b2f2ad5a7b94946bfc1598ccc1b71f9f143305c1ce69116
        • MD5 SHA1 SHA512

        nspB86E.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\nspB86E.tmp
        • Size 825B
        • SHA256 d223914775b13f6c6baf013b576f26c0d6efae491760ebc4db40fb0d29bf5bea
        • MD5 SHA1 SHA512

        nspB960.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\nspB960.tmp
        • Size 291B
        • SHA256 26bd417a9ce76c07c88de402c2ca72821682a43d3c99823f4c6f8721682b8c0e
        • MD5 SHA1 SHA512

        System.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsuB6FD.tmp\System.dll
        • Size 11KB
        • SHA256 dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f
        • MD5 SHA1 SHA512 SSDEEP

        Time.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsuB6FD.tmp\Time.dll
        • Size 10KB
        • SHA256 b4a95a455e53372c59f91bc1b5fb9e5c8e4a10a506fa04aaf7be27048b30ae35
        • MD5 SHA1 SHA512 SSDEEP

        mt.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsuB6FD.tmp\mt.dll
        • Size 5KB
        • SHA256 6dc2644a389feeef9e0ac65e2c8b01fc18ca6e53b253f10efffcb117e0a852dd
        • MD5 SHA1 SHA512 SSDEEP

        nsisos.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsuB6FD.tmp\nsisos.dll
        • Size 5KB
        • SHA256 ba79ab7f63f02ed5d5d46b82b11d97dac5b7ef7e9b9a4df926b43ceac18483b6
        • MD5 SHA1 SHA512 SSDEEP

        nsvB983.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\nsvB983.tmp
        • Size 469B
        • SHA256 41a654044bab7269e214a7bf341243559ce9972036483d89676dc4869734f4e4
        • MD5 SHA1 SHA512

        user.js

        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\kkr0into.Admin\user.js
        • Size 486B
        • SHA256 8420c76cbcff8ee1bb648aaa052e203665213a3cc246167e2b8ae9b88a428c8f
        • MD5 SHA1 SHA512

        user.js

        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\kkr0into.Admin\user.js
        • Size 662B
        • SHA256 f097e91a7231f77a830a95f4f0b5665ef8e8a9eed8a101ac27717ce2d502c289
        • MD5 SHA1 SHA512

        user.js

        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\kkr0into.Admin\user.js
        • Size 930B
        • SHA256 09c1c05e25d6083e3c4710165c486ab59c72e16ffbca6eb8a61cfec757b407d3
        • MD5 SHA1 SHA512

        user.js

        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\kkr0into.Admin\user.js
        • Size 1KB
        • SHA256 db59689db272ec4af8f91f3693cf668fa5794a9359fc15fd871f3bbec3704430
        • MD5 SHA1 SHA512

        user.js

        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\n4zftpal.default-release\user.js
        • Size 412B
        • SHA256 ff83bdaf982f1d1195979806f89b0e5cdef3c036308478acbbffc54adbb1cd11
        • MD5 SHA1 SHA512

        user.js

        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\n4zftpal.default-release\user.js
        • Size 575B
        • SHA256 dea611029889c2851c3dd89f25c5d3564f5a21993e7f3f5763330daab893db70
        • MD5 SHA1 SHA512

        user.js

        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\n4zftpal.default-release\user.js
        • Size 236B
        • SHA256 0701cccf04df0b2fe7cbfacab8b9748094cd971151066ed3f3d292ffbe2b7798
        • MD5 SHA1 SHA512