Analysis

  • max time kernel
    95s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/01/2025, 09:23

General

  • Target
    FM4ffx.exe
  • Size 319KB
  • Sample250119-lcq7cssldt
  • 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:2692

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        System.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsc8BF5.tmp\System.dll
        • Size 11KB
        • SHA256 dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f
        • MD5 SHA1 SHA512 SSDEEP

        Time.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsc8BF5.tmp\Time.dll
        • Size 10KB
        • SHA256 b4a95a455e53372c59f91bc1b5fb9e5c8e4a10a506fa04aaf7be27048b30ae35
        • MD5 SHA1 SHA512 SSDEEP

        mt.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsc8BF5.tmp\mt.dll
        • Size 5KB
        • SHA256 6dc2644a389feeef9e0ac65e2c8b01fc18ca6e53b253f10efffcb117e0a852dd
        • MD5 SHA1 SHA512 SSDEEP

        nsisos.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsc8BF5.tmp\nsisos.dll
        • Size 5KB
        • SHA256 ba79ab7f63f02ed5d5d46b82b11d97dac5b7ef7e9b9a4df926b43ceac18483b6
        • MD5 SHA1 SHA512 SSDEEP

        nsc8CE7.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\nsc8CE7.tmp
        • Size 718B
        • SHA256 ee24e0b48ea2ff8edf8174bf577f4c980dda857699845fe0b98c5eefa09d4685
        • MD5 SHA1 SHA512

        nsc8D38.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\nsc8D38.tmp
        • Size 877B
        • SHA256 b69cde39817bea81aca1c412401f214333158019213b07ef7f7d61c387acff44
        • MD5 SHA1 SHA512

        nsd8DDA.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\nsd8DDA.tmp
        • Size 181B
        • SHA256 d687dc5c5356fd96a05469e2118e00c83feb6f215b3572f0174cd8958da925c6
        • MD5 SHA1 SHA512

        nsd8E81.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\nsd8E81.tmp
        • Size 778B
        • SHA256 b0f531edaa5c47e4ec72f62a6eaa9f26a349147ad31f70ec257f4d4789e793c5
        • MD5 SHA1 SHA512

        nsh8CB6.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\nsh8CB6.tmp
        • Size 597B
        • SHA256 36042bc897d8889d105befa369a838a4a01c88656d9e8f115c797afa5fd65eff
        • MD5 SHA1 SHA512

        nsi8DFB.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\nsi8DFB.tmp
        • Size 291B
        • SHA256 0c3999143e4972035955445adf6d98aeed5e4b17c27bcecb1f3d0c49ff762f07
        • MD5 SHA1 SHA512

        nsi8DFC.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\nsi8DFC.tmp
        • Size 347B
        • SHA256 981ef917a722577f0c2479edd062d551f1e40d01d1f2ccce7a7b07e502504ae1
        • MD5 SHA1 SHA512

        nsn8C86.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\nsn8C86.tmp
        • Size 486B
        • SHA256 550a3742e369fee914e9f1b957262522aeab972bad2c2f8f32f33b12efd782c5
        • MD5 SHA1 SHA512

        nss8CA6.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\nss8CA6.tmp
        • Size 541B
        • SHA256 e45d2cfa72c2b78c00b85f1ac43da79b94c23b5470663553a3758835b29bf5a4
        • MD5 SHA1 SHA512

        nss8D49.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\nss8D49.tmp
        • Size 929B
        • SHA256 c37186482026c6349d37e318e37a4ec328b708e3cb49b7a37b630aa2a08bfe25
        • MD5 SHA1 SHA512

        nss8D99.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\nss8D99.tmp
        • Size 1KB
        • SHA256 ddea63b7bf5a9426fd32833ec4cfa2c3b36cf00dc8ed05d6f47daec6be96fdbc
        • MD5 SHA1 SHA512

        nsx8C75.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\nsx8C75.tmp
        • Size 431B
        • SHA256 17186ab22b1f916cbc61a029941c7f990d565dd259ef5b76a11b39571ecbbaa0
        • MD5 SHA1 SHA512

        nsx8D18.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\nsx8D18.tmp
        • Size 824B
        • SHA256 e0eb8e94c21e641960f877e384c539a2bfe46221333f5de36ff9e4050df6f1e3
        • MD5 SHA1 SHA512

        nsx8D69.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\nsx8D69.tmp
        • Size 979B
        • SHA256 f4d676a206a1272238a3606b4a977dd7e4b440b59b9bd97ef30dd48715be253f
        • MD5 SHA1 SHA512

        user.js

        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\3yrocb08.Admin\user.js
        • Size 661B
        • SHA256 005c67e11d56238662f97f320b8b308ef7864fbf06c403819efc4e4153efee69
        • MD5 SHA1 SHA512

        user.js

        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\6ir3v68x.default-release\user.js
        • Size 411B
        • SHA256 08087bfd93f4267f048cb3c98b041707080c7270dfe3403460ce3af339e914b2
        • MD5 SHA1 SHA512

        user.js

        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\6ir3v68x.default-release\user.js
        • Size 523B
        • SHA256 ea95c81d37fd1dbb5ca29b989477b4394caa56e27d56a0ed1f294569adb89dd5
        • MD5 SHA1 SHA512

        user.js

        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\6ir3v68x.default-release\user.js
        • Size 729B
        • SHA256 bcc98eca19f31827995f87796ce805ef750b99791e2010d68d7bcb1888f5d4b3
        • MD5 SHA1 SHA512