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Analysis

  • max time kernel
    19s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    03/01/2025, 13:02

General

  • Target

    5cdcb46bbed0d871117367be37dad2911be7dc49e72c6b1a3b23d155e8e1e43eN.exe

  • Size

    2.8MB

  • MD5

    2dd5da9914738859f664e5efad45bad0

  • SHA1

    722849c8ebf78c7d1bd9b636784e57dda8338d79

  • SHA256

    5cdcb46bbed0d871117367be37dad2911be7dc49e72c6b1a3b23d155e8e1e43e

  • SHA512

    2198479243ef0daed0600040e07bbaf7febb6a30b5da5f0ffe788489b3a9b93eddd061789b1e5749e086dab0020c1bed7e59b2179603285fd910faf5b64a75fc

  • SSDEEP

    49152:LL3opr2ykWg2bXTmYQTTl8hg26ygW45wpNlOpdl3jn:L7i2ykWg2jaYgChg26ygWnNadjn

Malware Config

Extracted

Family

lumma

C2

https://cloudewahsj.shop/api

https://rabidcowse.shop/api

https://noisycuttej.shop/api

https://tirepublicerj.shop/api

https://framekgirus.shop/api

https://wholersorie.shop/api

https://abruptyopsn.shop/api

https://nearycrepso.shop/api

https://fancywaxxers.shop/api

Extracted

Family

lumma

C2

https://fancywaxxers.shop/api

https://abruptyopsn.shop/api

https://wholersorie.shop/api

https://framekgirus.shop/api

https://tirepublicerj.shop/api

https://noisycuttej.shop/api

https://rabidcowse.shop/api

https://cloudewahsj.shop/api

Signatures

  • Lumma Stealer, LummaC

    Lumma or LummaC is an infostealer written in C++ first seen in August 2022.

  • Lumma family
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Identifies Wine through registry keys 2 TTPs 1 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • 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.

  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5cdcb46bbed0d871117367be37dad2911be7dc49e72c6b1a3b23d155e8e1e43eN.exe
    "C:\Users\Admin\AppData\Local\Temp\5cdcb46bbed0d871117367be37dad2911be7dc49e72c6b1a3b23d155e8e1e43eN.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • System Location Discovery: System Language Discovery
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    PID:2412

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\Cab850A.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\Tar852C.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • memory/2412-0-0x00000000003D0000-0x00000000006D3000-memory.dmp

    Filesize

    3.0MB

  • memory/2412-1-0x0000000077AC0000-0x0000000077AC2000-memory.dmp

    Filesize

    8KB

  • memory/2412-2-0x00000000003D1000-0x00000000003F7000-memory.dmp

    Filesize

    152KB

  • memory/2412-3-0x00000000003D0000-0x00000000006D3000-memory.dmp

    Filesize

    3.0MB

  • memory/2412-4-0x00000000003D0000-0x00000000006D3000-memory.dmp

    Filesize

    3.0MB

  • memory/2412-75-0x00000000003D0000-0x00000000006D3000-memory.dmp

    Filesize

    3.0MB