Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    19-11-2024 07:37

General

  • Target

    file.exe

  • Size

    1.7MB

  • MD5

    8dfd8eaae0a25d346fb3ef5a083a4f4e

  • SHA1

    84004ef179f88b7a8ecd971728c495b9f0c88dae

  • SHA256

    2154b74f5f555aafda6ec664348b9a563d22c224173c904e329ff1417a39b0d9

  • SHA512

    30940a87c2fd2191035bcbfcc22aafc8c773bfadfdde2e075fb99a22fa9ee1a99fda39c079db83937306e5c536005ae1aceb3c79fb8b50ac248493b475c973a6

  • SSDEEP

    49152:/IhFbBhII1RgZArcGFuu5+KgnT0cxW8ZKXC:/Yb/ImRgyAi+Yc

Malware Config

Extracted

Family

lumma

C2

https://processhol.sbs/api

https://p10tgrace.sbs/api

https://peepburry828.sbs/api

https://3xp3cts1aim.sbs/api

https://p3ar11fter.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:2376

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\Cab2C1.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\Tar2E3.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • memory/2376-0-0x0000000000170000-0x00000000005FC000-memory.dmp

    Filesize

    4.5MB

  • memory/2376-1-0x00000000778F0000-0x00000000778F2000-memory.dmp

    Filesize

    8KB

  • memory/2376-2-0x0000000000171000-0x0000000000197000-memory.dmp

    Filesize

    152KB

  • memory/2376-4-0x0000000000170000-0x00000000005FC000-memory.dmp

    Filesize

    4.5MB

  • memory/2376-3-0x0000000000170000-0x00000000005FC000-memory.dmp

    Filesize

    4.5MB

  • memory/2376-39-0x0000000000170000-0x00000000005FC000-memory.dmp

    Filesize

    4.5MB