Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    23-01-2025 02:16

General

  • Target

    3483af82c56b4169e02ddcd45e9bf57533de63084aa61f41810f53834ed22751.exe

  • Size

    1.8MB

  • MD5

    8f6006d1557aeb30e207047242dcbdc1

  • SHA1

    a6d4e457baf80f9f8a99907a7cce6561eda71123

  • SHA256

    3483af82c56b4169e02ddcd45e9bf57533de63084aa61f41810f53834ed22751

  • SHA512

    366dda85fa946eb3f2639e9940621a786fb1cd10303d5afed7eebfa6c5431b7fd59cb35a4949797bcdd76efeccbccaea11b0e3eba793b6e14f22aff7b51a3962

  • SSDEEP

    49152:4WAB5z7kqVGcMTS97kCSHUUCqEpgXnjJaI/PJ:4Wep4qVr9QHUUEpSnjJaIHJ

Malware Config

Extracted

Family

lumma

C2

https://measlyrefusz.biz/api

https://impolitewearr.biz/api

https://toppyneedus.biz/api

https://lightdeerysua.biz/api

https://suggestyuoz.biz/api

https://hoursuhouy.biz/api

https://mixedrecipew.biz/api

https://affordtempyo.biz/api

https://pleasedcfrown.biz/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 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3483af82c56b4169e02ddcd45e9bf57533de63084aa61f41810f53834ed22751.exe
    "C:\Users\Admin\AppData\Local\Temp\3483af82c56b4169e02ddcd45e9bf57533de63084aa61f41810f53834ed22751.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:1948

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\Cab566C.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\Tar568E.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • memory/1948-0-0x0000000000110000-0x00000000005A4000-memory.dmp

    Filesize

    4.6MB

  • memory/1948-1-0x0000000077470000-0x0000000077472000-memory.dmp

    Filesize

    8KB

  • memory/1948-2-0x0000000000111000-0x0000000000139000-memory.dmp

    Filesize

    160KB

  • memory/1948-3-0x0000000000110000-0x00000000005A4000-memory.dmp

    Filesize

    4.6MB

  • memory/1948-4-0x0000000000110000-0x00000000005A4000-memory.dmp

    Filesize

    4.6MB

  • memory/1948-39-0x0000000000110000-0x00000000005A4000-memory.dmp

    Filesize

    4.6MB