MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fc42b84c55a8f8ece66a44dbea821c730c285211ec2f625c0df678d094f1b6a7. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry



LummaStealer


Vendor detections: 13


Intelligence 13 IOCs YARA 1 File information Comments

SHA256 hash: fc42b84c55a8f8ece66a44dbea821c730c285211ec2f625c0df678d094f1b6a7
SHA3-384 hash: 8a1c7e4c1d1ac31958b959303c2a6a2f85adbaab025647db795630f2aacac01af0bcc60cddbb719e73f5e243c093d56c
SHA1 hash: 6786c3280bc6fa38bb59cc76d860c2f52f105177
MD5 hash: 1e7d4aeeafc30f0333c5c1453ae3bee3
humanhash: oklahoma-berlin-nevada-coffee
File name:file
Download: download sample
Signature LummaStealer
File size:1'833'472 bytes
First seen:2024-12-03 06:11:19 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 2eabe9054cad5152567f0699947a2c5b (2'852 x LummaStealer, 1'312 x Stealc, 1'026 x Healer)
ssdeep 49152:Xox365C+/9e/hNgnLEbnOKxhWJpbhQz9UP:Xox36o+6rgLtwWVQz9
Threatray 10 similar samples on MalwareBazaar
TLSH T1E68533C739F4A48EDF6A173795F3BE45E7B2B2183C52881AA66D152F2D13C6081617CC
TrID 42.7% (.EXE) Win32 Executable (generic) (4504/4/1)
19.2% (.EXE) OS/2 Executable (generic) (2029/13)
19.0% (.EXE) Generic Win/DOS Executable (2002/3)
18.9% (.EXE) DOS Executable Generic (2000/1)
Magika pebin
Reporter Bitsight
Tags:exe LummaStealer


Avatar
Bitsight
url: http://185.215.113.16/luma/random.exe

Intelligence


File Origin
# of uploads :
1
# of downloads :
400
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2024-12-03 06:12:37 UTC
Tags:
lumma stealer loader themida stealc

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
94.9%
Tags:
extens trojan spam sage
Result
Verdict:
Clean
Maliciousness:

Behaviour
Сreating synchronization primitives
Searching for analyzing tools
Searching for the window
DNS request
Connection attempt
Sending a custom TCP request
Behavior that indicates a threat
Result
Threat name:
LummaC Stealer
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
AI detected suspicious sample
Antivirus / Scanner detection for submitted sample
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Hides threads from debuggers
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
PE file contains section with special chars
Query firmware table information (likely to detect VMs)
Sample uses string decryption to hide its real strings
Suricata IDS alerts for network traffic
Tries to detect process monitoring tools (Task Manager, Process Explorer etc.)
Tries to detect sandboxes / dynamic malware analysis system (registry check)
Tries to detect sandboxes and other dynamic analysis tools (window names)
Tries to detect virtualization through RDTSC time measurements
Tries to evade debugger and weak emulator (self modifying code)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to steal Crypto Currency Wallets
Yara detected LummaC Stealer
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.Symmi
Status:
Malicious
First seen:
2024-12-03 06:12:12 UTC
File Type:
PE (Exe)
Extracted files:
1
AV detection:
15 of 38 (39.47%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:lumma discovery evasion stealer
Behaviour
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Program crash
System Location Discovery: System Language Discovery
Suspicious use of NtSetInformationThreadHideFromDebugger
Checks BIOS information in registry
Identifies Wine through registry keys
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Lumma Stealer, LummaC
Lumma family
Verdict:
Suspicious
Tags:
c2 Stealer Lumma_Stealer lumma
YARA:
n/a
Unpacked files
SH256 hash:
a61431b0923ec4a62045bf9513e073b2722f076f499a61eb14a9a578f29d6408
MD5 hash:
c243f9f6eb6f6172a70de1ffd2bb98b9
SHA1 hash:
4946b4ccd586ed883cecf84d25143acbbe8a48be
SH256 hash:
fc42b84c55a8f8ece66a44dbea821c730c285211ec2f625c0df678d094f1b6a7
MD5 hash:
1e7d4aeeafc30f0333c5c1453ae3bee3
SHA1 hash:
6786c3280bc6fa38bb59cc76d860c2f52f105177
Please note that we are no longer able to provide a coverage score for Virus Total.

YARA Signatures


MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)

File information


The table below shows additional information about this malware sample such as delivery method and external references.

Web download

LummaStealer

Executable exe fc42b84c55a8f8ece66a44dbea821c730c285211ec2f625c0df678d094f1b6a7

(this sample)

  
Dropped by
Amadey
  
Delivery method
Distributed via web download

BLint


The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high
CHECK_NXMissing Non-Executable Memory Protectioncritical

Comments