Analysis

  • max time kernel
    117s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • submitted
    20/11/2024, 04:48

General

  • Target

    file.exe

  • Size

    1.8MB

  • MD5

    da34a8db8db4252e95bdc8dbc2eb410a

  • SHA1

    7785a0d178ba83dde1d963578850e6bea445bcec

  • SHA256

    dafe6099caf5b870b82a5b51cb2cbd735cc4f36b685bee614b2fe9616b8bc2d7

  • SHA512

    ac5212fb8517f9571c54fd5dd65c4fd458bf376dfb2f1c2a164edc8eb8aee077ee46df176a4c36b74d48411c9f38ada1a5584bddb21037d646311974b6f108e4

  • SSDEEP

    49152:S4m8M1zzLC4QiPO/itKSlQCIxxTSo+xoRZrHLoce4KdOj6M:fS8mQC2WoRZT+5dO9

Malware Config

Extracted

Family

lumma

C2

https://p3ar11fter.sbs

https://3xp3cts1aim.sbs

https://owner-vacat10n.sbs

https://peepburry828.sbs

https://p10tgrace.sbs

https://befall-sm0ker.sbs

https://librari-night.sbs

https://processhol.sbs

https://cook-rain.sbs

Extracted

Family

lumma

C2

https://cook-rain.sbs/api

https://librari-night.sbs/api

https://befall-sm0ker.sbs/api

https://owner-vacat10n.sbs/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:2136

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\Cab1BCC.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\Tar1BEF.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • memory/2136-0-0x0000000001240000-0x00000000016DA000-memory.dmp

    Filesize

    4.6MB

  • memory/2136-2-0x0000000001241000-0x0000000001267000-memory.dmp

    Filesize

    152KB

  • memory/2136-1-0x0000000077630000-0x0000000077632000-memory.dmp

    Filesize

    8KB

  • memory/2136-3-0x0000000001240000-0x00000000016DA000-memory.dmp

    Filesize

    4.6MB

  • memory/2136-4-0x0000000001240000-0x00000000016DA000-memory.dmp

    Filesize

    4.6MB

  • memory/2136-5-0x0000000001240000-0x00000000016DA000-memory.dmp

    Filesize

    4.6MB

  • memory/2136-6-0x0000000001240000-0x00000000016DA000-memory.dmp

    Filesize

    4.6MB

  • memory/2136-7-0x0000000001240000-0x00000000016DA000-memory.dmp

    Filesize

    4.6MB

  • memory/2136-42-0x0000000001240000-0x00000000016DA000-memory.dmp

    Filesize

    4.6MB