Analysis

  • max time kernel
    149s
  • max time network
    151s
  • 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, 10:20

General

  • Target
    FM4ffx.exe
  • Size 319KB
  • Sample250119-mc71jsvjcj
  • 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:5064

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        nse2A4B.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\nse2A4B.tmp
        • Size 181B
        • SHA256 e353c64032ac50ab0d12646885e89113eb5a33a6c2b16b943f8cfd765b15f062
        • MD5 SHA1 SHA512

        nse2A4C.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\nse2A4C.tmp
        • Size 236B
        • SHA256 a767e63b4d27e1b5d3b5648f050f27f2e58d3f953140e7cc15caa2b11b0cc759
        • MD5 SHA1 SHA512

        nsj28D9.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\nsj28D9.tmp
        • Size 541B
        • SHA256 6b3b82e822894802b4f92d6a081f2e00530ef2e5fc49777fd5446b02f40ac151
        • MD5 SHA1 SHA512

        nsj292C.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\nsj292C.tmp
        • Size 825B
        • SHA256 a10957863cdb8aa5d7d27c653a1281c471086182601af03f67a76bc326f66305
        • MD5 SHA1 SHA512

        nsj297C.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\nsj297C.tmp
        • Size 930B
        • SHA256 f7543f548cea7135198329bb2ba9244a095ef77449e9b3cf2720ca41125a1011
        • MD5 SHA1 SHA512

        nsk2A6F.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\nsk2A6F.tmp
        • Size 412B
        • SHA256 2936066152b4c0823c2b502e9e11cb8d8e6a122b34a54730951ac3616faafd73
        • MD5 SHA1 SHA512

        nsk2A70.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\nsk2A70.tmp
        • Size 469B
        • SHA256 9661e53714f528980c84c84640242868082d63547845cea0e86da719a3e0b3d4
        • MD5 SHA1 SHA512

        nsk2AC4.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\nsk2AC4.tmp
        • Size 779B
        • SHA256 c0ffb4d8941c2dd215a45131b92c3c3d4aab00f8a247cc9a26db3c65044fc594
        • MD5 SHA1 SHA512

        nso28A7.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\nso28A7.tmp
        • Size 355B
        • SHA256 42fe6aede59d0b4629f96288d1ab22008aca8576815f9d70fdb91810e2fed48c
        • MD5 SHA1 SHA512

        nsp29EC.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\nsp29EC.tmp
        • Size 1KB
        • SHA256 c1a95f97361a2d161ae75a4993171bda28942a0e5b98e6f96cdc8c36c397ddda
        • MD5 SHA1 SHA512

        nst28C8.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\nst28C8.tmp
        • Size 486B
        • SHA256 4c924e27136e4ae259e64d2d64ec73475266b3b56ba0a0ce51b9a0cb8c91d1f1
        • MD5 SHA1 SHA512

        nsu29BC.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\nsu29BC.tmp
        • Size 980B
        • SHA256 6e99af103b4be560d910a55c656577b9890e0e9cc1ad351a23646925f0768ea3
        • MD5 SHA1 SHA512

        System.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsy2847.tmp\System.dll
        • Size 11KB
        • SHA256 dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f
        • MD5 SHA1 SHA512 SSDEEP

        Time.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsy2847.tmp\Time.dll
        • Size 10KB
        • SHA256 b4a95a455e53372c59f91bc1b5fb9e5c8e4a10a506fa04aaf7be27048b30ae35
        • MD5 SHA1 SHA512 SSDEEP

        mt.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsy2847.tmp\mt.dll
        • Size 5KB
        • SHA256 6dc2644a389feeef9e0ac65e2c8b01fc18ca6e53b253f10efffcb117e0a852dd
        • MD5 SHA1 SHA512 SSDEEP

        nsisos.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsy2847.tmp\nsisos.dll
        • Size 5KB
        • SHA256 ba79ab7f63f02ed5d5d46b82b11d97dac5b7ef7e9b9a4df926b43ceac18483b6
        • MD5 SHA1 SHA512 SSDEEP

        user.js

        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\vobr65rb.Admin\user.js
        • Size 878B
        • SHA256 a4a1a48c7b9f43aa453a7e9999fc9bc1bfd4f7e22c3183e0f476a20f9e8cdb33
        • MD5 SHA1 SHA512

        user.js

        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\y0bypz8z.default-release\user.js
        • Size 347B
        • SHA256 0e2eb78c7b720ad2476d29d8404daa6ab175309cac855837e9afb2de4a594b9f
        • MD5 SHA1 SHA512

        user.js

        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\y0bypz8z.default-release\user.js
        • Size 628B
        • SHA256 1446c57ec304410fdd551f1f4a517416312041f4c221f76e80965ffb0718b019
        • MD5 SHA1 SHA512

        user.js

        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\y0bypz8z.default-release\user.js
        • Size 680B
        • SHA256 5b6c4673afc516e4e2d1c15a8aea9dcf5b2d9ddb41ffb9393dacdb63df5793b5
        • MD5 SHA1 SHA512