Analysis

  • max time kernel
    150s
  • max time network
    130s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    14/10/2026, 03:59

General

  • Target
    $LOCALAPPDATA/funmoods.exe
  • Size 1.6MB
  • Sample261014-ej56jaft4s
  • SHA256 73db5f6b89963d6692e3c43c8f3e5265ec4512ce87fe652e9ec3a4a0bb036db8
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • 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.

  • Checks installed software on the system 1 TTPs

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

  • Installs/modifies Browser Helper Object 2 TTPs 4 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Drops file in Program Files directory 7 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • NSIS installer 4 IoCs
  • Modifies Internet Explorer settings 1 TTPs 6 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\$LOCALAPPDATA\funmoods.exe
    "C:\Users\Admin\AppData\Local\Temp\$LOCALAPPDATA\funmoods.exe"
    1⤵
    • Loads dropped DLL
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2968
    • C:\Users\Admin\AppData\Local\Temp\FNMD\FM\1.5.11.16\FM4ie.exe
      "C:\Users\Admin\AppData\Local\Temp\FNMD\FM\1.5.11.16\FM4ie.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Installs/modifies Browser Helper Object
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:2844
      • C:\Program Files (x86)\Funmoods\funmoods\1.5.11.16\funmoodssrv.exe
        "C:\Program Files (x86)\Funmoods\funmoods\1.5.11.16\funmoodssrv.exe" /RegServer
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Modifies registry class
        PID:5004
    • C:\Users\Admin\AppData\Local\Temp\FNMD\FM\1.5.11.16\FM4ffx.exe
      C:\Users\Admin\AppData\Local\Temp\FNMD\FM\1.5.11.16\FM4ffx.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:860

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        funmoods.dll

        • Path C:\Program Files (x86)\Funmoods\funmoods\1.5.11.16\bh\funmoods.dll
        • Size 236KB
        • SHA256 ba6870cd06e5700f918c30ee92391d8a77c99b3fda06372c42b35983ee88253c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        funmoodsApp.dll

        • Path C:\Program Files (x86)\Funmoods\funmoods\1.5.11.16\funmoodsApp.dll
        • Size 329KB
        • SHA256 e4b3df5ead761fe83da367d5e2ae1d416d0f89a572480deecc20c4b4295f17eb
        • MD5 SHA1 SHA512 SSDEEP TLSH

        funmoodsEng.dll

        • Path C:\Program Files (x86)\Funmoods\funmoods\1.5.11.16\funmoodsEng.dll
        • Size 535KB
        • SHA256 3d1b55bbb46e5788ca3e8ce68e515f52bdf63c0f53ceaad7236964eedf97f281
        • MD5 SHA1 SHA512 SSDEEP TLSH

        funmoodsTlbr.dll

        • Path C:\Program Files (x86)\Funmoods\funmoods\1.5.11.16\funmoodsTlbr.dll
        • Size 245KB
        • SHA256 b1fa4dacf9656e31588eebeca1f831c72a33d9affca07ede0d5f5d113ec14aaf
        • MD5 SHA1 SHA512 SSDEEP TLSH

        funmoodssrv.exe

        • Path C:\Program Files (x86)\Funmoods\funmoods\1.5.11.16\funmoodssrv.exe
        • Size 398KB
        • SHA256 93587b81f4e717b25a6e5fd2fb7158d7fb825f79af1c02ed0a61d5de15b6327b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        nsz7EAA.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\$LOCALAPPDATA\nsz7EAA.tmp
        • Size 50B
        • SHA256 f037a3cc98c31e4ab46a227064765a7cb9f4868ec0eb87f3f40ad609f9dc5b52
        • MD5 SHA1 SHA512 TLSH

        FM4ffx.exe

        • Path C:\Users\Admin\AppData\Local\Temp\FNMD\FM\1.5.11.16\FM4ffx.exe
        • Size 319KB
        • SHA256 3ac3c700060a0487060724f3fd22faf70d5f633e69401641964d7ba4d6e6e570
        • MD5 SHA1 SHA512 SSDEEP TLSH

        FM4ie.exe

        • Path C:\Users\Admin\AppData\Local\Temp\FNMD\FM\1.5.11.16\FM4ie.exe
        • Size 1.1MB
        • SHA256 abcde03656f4c6f51d4d4c788ece555581b8c7b52bfe1c18ef70678cb3a2e872
        • MD5 SHA1 SHA512 SSDEEP TLSH

        nsb764A.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\FNMD\FM\1.5.11.16\nsb764A.tmp
        • Size 1KB
        • SHA256 c11055f037414e62ded7b46de7c54c6062417c3fed4d7678947a58f9c958f631
        • MD5 SHA1 SHA512 TLSH

        nsb77DD.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\FNMD\FM\1.5.11.16\nsb77DD.tmp
        • Size 780B
        • SHA256 420cb2247e43f8331ba0ed097e03463db4e72dbf03910c6459a83796e312db86
        • MD5 SHA1 SHA512 TLSH

        nsf748D.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\FNMD\FM\1.5.11.16\nsf748D.tmp
        • Size 712B
        • SHA256 30539961c1e6f903b8e3c1efed0fdbefc0fdf59cfedc18e55e85f3bda5b6b996
        • MD5 SHA1 SHA512 TLSH

        nsg76B8.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\FNMD\FM\1.5.11.16\nsg76B8.tmp
        • Size 51B
        • SHA256 5c6684aa03fa05b220dbd6a75cf084dba0a2118eb5cf89922b82ab5570fa9820
        • MD5 SHA1 SHA512 TLSH

        nsh77FE.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\FNMD\FM\1.5.11.16\nsh77FE.tmp
        • Size 829B
        • SHA256 350e5a0bf9c6b145cb291a77ea95cbcd97e854a816657947eea2ccebfb6ac3f2
        • MD5 SHA1 SHA512 TLSH

        nsl74AE.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\FNMD\FM\1.5.11.16\nsl74AE.tmp
        • Size 769B
        • SHA256 4ea2434f487670ba7b6c74b07a428c4ea0f5d0f530db10ffaac7033a4631efd0
        • MD5 SHA1 SHA512 TLSH

        nsl754D.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\FNMD\FM\1.5.11.16\nsl754D.tmp
        • Size 928B
        • SHA256 b79c2db5f73fc04badcc6fd1c3921a1e45f929fa776612a25a8ef6acd2c43712
        • MD5 SHA1 SHA512 TLSH

        nsl75EB.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\FNMD\FM\1.5.11.16\nsl75EB.tmp
        • Size 1KB
        • SHA256 05af8073d9d8629056fb8d522a26365b7857f1c50563ecb18b02d946d653e2c7
        • MD5 SHA1 SHA512 TLSH

        nsq751D.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\FNMD\FM\1.5.11.16\nsq751D.tmp
        • Size 875B
        • SHA256 e0de053518f7aec7bd2b4b6876730daaa54d6c4d478ab6ea5b6114f925a91954
        • MD5 SHA1 SHA512 TLSH

        nsq75BB.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\FNMD\FM\1.5.11.16\nsq75BB.tmp
        • Size 980B
        • SHA256 076e053e20a8e9ed1930a7b6af83f5579d82b01d21e4c75016b8cfd176c679df
        • MD5 SHA1 SHA512 TLSH

        nsu7310.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\FNMD\FM\1.5.11.16\nsu7310.tmp
        • Size 301B
        • SHA256 0eebe6ecb1c7f74a5175dd6aef7ea4a605741a54104f26b08f29ed0b763ae7db
        • MD5 SHA1 SHA512 TLSH

        nsv74ED.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\FNMD\FM\1.5.11.16\nsv74ED.tmp
        • Size 824B
        • SHA256 0a3e77911808a770e2888143de116268f9ef59180f53f2db8199d8844c451191
        • MD5 SHA1 SHA512 TLSH

        ExtractDLLEx.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nss6CF5.tmp\ExtractDLLEx.dll
        • Size 7KB
        • SHA256 73acba7dd477dfd6cf4249911f4e3c781196c7cf6b28425761dcb2d4f90c36c5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        InetLoad.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nss6CF5.tmp\InetLoad.dll
        • Size 18KB
        • SHA256 bf01a1f272e0daf82df3407690b646e0ff6b2c562e36e47cf177eda71ccb6f6c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        NSISdl.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nss6CF5.tmp\NSISdl.dll
        • Size 14KB
        • SHA256 dacc88a12d3ba438fdae3535dc7a5a1d389bce13adc993706424874a782e51c9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Processes.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nss6CF5.tmp\Processes.dll
        • Size 56KB
        • SHA256 3b5388e13dab53d53e08791f492ed7d3094a0cee51e9841af83ce02534e0621c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        System.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nss6CF5.tmp\System.dll
        • Size 11KB
        • SHA256 dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Time.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nss6CF5.tmp\Time.dll
        • Size 10KB
        • SHA256 b4a95a455e53372c59f91bc1b5fb9e5c8e4a10a506fa04aaf7be27048b30ae35
        • MD5 SHA1 SHA512 SSDEEP TLSH

        UserInfo.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nss6CF5.tmp\UserInfo.dll
        • Size 4KB
        • SHA256 564c80dec62d76c53497c40094db360ff8a36e0dc1bda8383d0f9583138997f5
        • MD5 SHA1 SHA512 TLSH

        chrmPref.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nss6CF5.tmp\chrmPref.dll
        • Size 194KB
        • SHA256 c9ccc486c3353bad0d2819a42203c0db7ba98b4826b6a2b8d4deee832e4d3d8e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        mt.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nss6CF5.tmp\mt.dll
        • Size 5KB
        • SHA256 6dc2644a389feeef9e0ac65e2c8b01fc18ca6e53b253f10efffcb117e0a852dd
        • MD5 SHA1 SHA512 SSDEEP TLSH

        nsisos.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nss6CF5.tmp\nsisos.dll
        • Size 5KB
        • SHA256 ba79ab7f63f02ed5d5d46b82b11d97dac5b7ef7e9b9a4df926b43ceac18483b6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        user.js

        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\roe4b6uz.Admin\user.js
        • Size 406B
        • SHA256 1164c9ded36dbae9752329f8833729cb6b9ee0177abb8d00d1efeede0baf8ff4
        • MD5 SHA1 SHA512 TLSH

        user.js

        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\roe4b6uz.Admin\user.js
        • Size 537B
        • SHA256 fa2a1c59b206c2347f398504caf367af9d80009948e7ea7737588ffa0f755115
        • MD5 SHA1 SHA512 TLSH

        user.js

        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\roe4b6uz.Admin\user.js
        • Size 648B
        • SHA256 bc8bae545cb5f163b26f3d7932fc4d107ebda7a8a0a179c835b71694f4614e17
        • MD5 SHA1 SHA512 TLSH

        cn.png

        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\v0mjt9aw.default-release\extensions\[email protected]\content\imgs\flgs\cn.png
        • Size 472B
        • SHA256 7058233b5bdfdd4279e92e9dfe64bd4a61afd7e76d97dba498ce1d5777b92185
        • MD5 SHA1 SHA512 TLSH

        il.png

        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\v0mjt9aw.default-release\extensions\[email protected]\content\imgs\flgs\il.png
        • Size 431B
        • SHA256 5432e244f03e3973153451b1ec88d649459580eab66e2df936fe2f70f2fed823
        • MD5 SHA1 SHA512 TLSH

        jp.png

        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\v0mjt9aw.default-release\extensions\[email protected]\content\imgs\flgs\jp.png
        • Size 420B
        • SHA256 5efce88ac7228ea159bcf7fd1cc56d73c19428394218706524bac0e9151d4c61
        • MD5 SHA1 SHA512 TLSH

        us.png

        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\v0mjt9aw.default-release\extensions\[email protected]\content\imgs\flgs\us.png
        • Size 609B
        • SHA256 36cce5cae3d2e0045b2b2b6cbffdad7a0aba3e99919cc219bbf0578efdc45585
        • MD5 SHA1 SHA512 TLSH

        user.js

        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\v0mjt9aw.default-release\user.js
        • Size 678B
        • SHA256 7a70f5fab61bced3aabf591d0ce933383cd2a5520bd8652b427c064b34250e0e
        • MD5 SHA1 SHA512 TLSH

        user.js

        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\v0mjt9aw.default-release\user.js
        • Size 730B
        • SHA256 9788d894f98855391c106682084713c9fda925ca119b3c606a4574c88d57b540
        • MD5 SHA1 SHA512 TLSH

        memory/2968-1564-0x0000000004B20000-0x0000000004B32000-memory.dmp

        memory/2968-83-0x0000000002300000-0x0000000002312000-memory.dmp