MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b8ff3c756db7a6b05dc3738e506876bb014b6aa39d07365d93755b4f739c4996. 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: 15


Intelligence 15 IOCs YARA 2 File information Comments

SHA256 hash: b8ff3c756db7a6b05dc3738e506876bb014b6aa39d07365d93755b4f739c4996
SHA3-384 hash: af8f2d1fec9d827e4b2312cc73a8f16267810fc7670bb7f5b783635cebab826ae5af1042ce795e2296505f85c7ac56d9
SHA1 hash: ff0d40ef38e64da1a505ba7149cb97bdd63f2bfb
MD5 hash: 1a958ac926a6178dafabb0b90d0c96d4
humanhash: seven-music-king-seven
File name:file
Download: download sample
Signature LummaStealer
File size:1'840'640 bytes
First seen:2024-12-07 14:04:01 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:RpHqTkcTegPL8khTOWKkSaBTl3mWtEgwCw:R+T+hoBRWWu
TLSH T1008533FE6B07661DE1BBDC3686EDCDD03E387E65160135085ECDA4F08A37902399A4B6
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 :
391
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2024-12-07 14:04:23 UTC
Tags:
lumma stealer themida loader stealc

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

Behaviour
Сreating synchronization primitives
Searching for analyzing tools
Searching for the window
Connection attempt to an infection source
Using the Windows Management Instrumentation requests
Query of malicious DNS domain
Sending a TCP request to an infection source
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
anti-vm packed packed packer_detected
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
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
Antivirus detection for URL or domain
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
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:
2024-12-07 14:05:04 UTC
File Type:
PE (Exe)
Extracted files:
1
AV detection:
13 of 24 (54.17%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:lumma discovery evasion stealer
Behaviour
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
Malware Config
C2 Extraction:
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
Verdict:
Suspicious
Tags:
Lumma_Stealer Stealer lumma c2
YARA:
n/a
Unpacked files
SH256 hash:
f7e1542822229d749d9aa71bfef99fbc35aab52dbf39035cde8fa79e4d27a695
MD5 hash:
a1e324ed659c85313371fd953a8000e5
SHA1 hash:
d6db3f6c201a14cd37b8a85084ed6ed50651d25e
SH256 hash:
b8ff3c756db7a6b05dc3738e506876bb014b6aa39d07365d93755b4f739c4996
MD5 hash:
1a958ac926a6178dafabb0b90d0c96d4
SHA1 hash:
ff0d40ef38e64da1a505ba7149cb97bdd63f2bfb
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)
Rule name:vmdetect
Author:nex
Description:Possibly employs anti-virtualization techniques

File information


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

Web download

LummaStealer

Executable exe b8ff3c756db7a6b05dc3738e506876bb014b6aa39d07365d93755b4f739c4996

(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