Overview

overview

10

Static

static

3

file.exe

windows7-x64

10

file.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    94s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • submitted
    02/12/2024, 22:32

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General

  • Target
    file.exe
  • Size 1.8MB
  • Sample241202-2fx23sslbn
  • SHA256 cfa4d4433376665f394ca4aabbdb29512ef637ce56a264a34a6556c547dc2c63
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
lummadiscoveryevasionstealer

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

Signatures

  • Lumma Stealer, LummaC

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

    stealerlumma
  • Lumma family
    lumma
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
    evasion
  • 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.

    evasion
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Program crash 2 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.

    discovery
  • Suspicious behavior: EnumeratesProcesses 2 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
    • Suspicious behavior: EnumeratesProcesses
    PID:1084
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1084 -s 1552
      2⤵
      • Program crash
      PID:2160
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1084 -s 1364
      2⤵
      • Program crash
      PID:4000
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 1084 -ip 1084
    1⤵
      PID:1460
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1084 -ip 1084
      1⤵
        PID:1640

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            memory/1084-0-0x0000000000D80000-0x0000000001211000-memory.dmp
            Download

            memory/1084-1-0x00000000777A4000-0x00000000777A6000-memory.dmp
            Download

            memory/1084-2-0x0000000000D81000-0x0000000000DA3000-memory.dmp
            Download

            memory/1084-3-0x0000000000D80000-0x0000000001211000-memory.dmp
            Download

            memory/1084-4-0x0000000000D80000-0x0000000001211000-memory.dmp
            Download

            memory/1084-5-0x0000000000D80000-0x0000000001211000-memory.dmp
            Download

            memory/1084-6-0x0000000000D80000-0x0000000001211000-memory.dmp
            Download

            memory/1084-7-0x0000000000D80000-0x0000000001211000-memory.dmp
            Download