Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • submitted
    30-11-2024 05:19

General

  • Target

    file.exe

  • Size

    1.8MB

  • MD5

    82189708266f8458d3eab93a4d50167a

  • SHA1

    1dd955582cd71386b698bae0a9c4aced22d9b81e

  • SHA256

    244100747a2b6b9574b94e0bc2c540ca1f7c63bc9ad809aa6179377ab2317f24

  • SHA512

    fa842bfc1fd5f6799d99566735c5f12acce046e363dfdcdd3af2b92a34c01a255ec87a9a5454e7a430e00e1e589bd777af977d56f5debc0d44f75c9a9fcf7a1a

  • SSDEEP

    49152:rS90UuLJ5uW8T5wrwa1/fzu84pmRflKYrK2FFB:rw0Ui5uWO5pu/R4p2flKYHB

Malware Config

Extracted

Family

lumma

C2

https://impend-differ.biz/api

https://print-vexer.biz/api

https://dare-curbys.biz/api

https://covery-mover.biz/api

https://formy-spill.biz/api

https://dwell-exclaim.biz/api

https://zinc-sneark.biz/api

https://se-blurry.biz/api

https://atten-supporse.biz/api

Extracted

Family

lumma

C2

https://atten-supporse.biz/api

https://se-blurry.biz/api

https://zinc-sneark.biz/api

https://dwell-exclaim.biz/api

https://formy-spill.biz/api

https://covery-mover.biz/api

https://dare-curbys.biz/api

https://print-vexer.biz/api

https://impend-differ.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\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.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:1444

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\Cab1364.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\Tar1386.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • memory/1444-0-0x0000000000070000-0x0000000000513000-memory.dmp

    Filesize

    4.6MB

  • memory/1444-1-0x0000000077370000-0x0000000077372000-memory.dmp

    Filesize

    8KB

  • memory/1444-2-0x0000000000071000-0x0000000000097000-memory.dmp

    Filesize

    152KB

  • memory/1444-3-0x0000000000070000-0x0000000000513000-memory.dmp

    Filesize

    4.6MB

  • memory/1444-4-0x0000000000070000-0x0000000000513000-memory.dmp

    Filesize

    4.6MB

  • memory/1444-40-0x0000000000070000-0x0000000000513000-memory.dmp

    Filesize

    4.6MB

  • memory/1444-41-0x0000000000070000-0x0000000000513000-memory.dmp

    Filesize

    4.6MB