MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b8a764c238ba1bb151ee919f88b43e0c401d049faa607196b7cfcfd527cf85d8. 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 1 File information Comments

SHA256 hash: b8a764c238ba1bb151ee919f88b43e0c401d049faa607196b7cfcfd527cf85d8
SHA3-384 hash: 9d489e49452ba2081b3a94bd1614e247af7cc70cd09c90a0ed0d165a0f0eabee56536ca2d632e44772717626c158f7f6
SHA1 hash: c95bf29bb864b19094115c1b920d3d4115a363a7
MD5 hash: d6e5b3db4fe18a1d795d97089435e231
humanhash: monkey-salami-venus-sweet
File name:d6e5b3db4fe18a1d795d97089435e231.exe
Download: download sample
Signature LummaStealer
File size:1'899'520 bytes
First seen:2025-03-18 07:28:23 UTC
Last seen:2025-03-18 12:56:50 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 2eabe9054cad5152567f0699947a2c5b (2'852 x LummaStealer, 1'312 x Stealc, 1'026 x Healer)
ssdeep 49152:6UsfqBKYvuVMtTlThc+0cYfVfXqjKTbc3ACVSEZS3vG8bcEho:sfqsKuVe91qkKPvEw3u8bcE
TLSH T1B095338479436575DF77DD3AE0320ABE69F2291967CF42442CA00812053B7DAEBCBA7D
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 abuse_ch
Tags:exe LummaStealer

Intelligence


File Origin
# of uploads :
2
# of downloads :
469
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
d6e5b3db4fe18a1d795d97089435e231.exe
Verdict:
Malicious activity
Analysis date:
2025-03-18 08:03:43 UTC
Tags:
stealer lumma

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

Behaviour
Сreating synchronization primitives
Searching for analyzing tools
Searching for the window
Behavior that indicates a threat
DNS request
Connection attempt
Sending a custom TCP request
Using the Windows Management Instrumentation requests
Query of malicious DNS domain
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
crypt packed packed packer_detected xpack
Result
Verdict:
MALICIOUS
Result
Threat name:
LummaC Stealer
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
Detected unpacking (changes PE section rights)
Found many strings related to Crypto-Wallets (likely being stolen)
Hides threads from debuggers
Joe Sandbox ML detected suspicious sample
Multi AV Scanner detection for submitted file
PE file contains section with special chars
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Query firmware table information (likely to detect VMs)
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.LummaStealer
Status:
Malicious
First seen:
2025-03-17 20:45:05 UTC
File Type:
PE (Exe)
Extracted files:
1
AV detection:
22 of 24 (91.67%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:lumma defense_evasion discovery spyware stealer
Behaviour
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Browser Information Discovery
Program crash
System Location Discovery: System Language Discovery
Suspicious use of NtSetInformationThreadHideFromDebugger
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Checks BIOS information in registry
Identifies Wine through registry keys
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Lumma Stealer, LummaC
Lumma family
Malware Config
C2 Extraction:
https://.cocjkoonpillow.today/api
https://zfeatureccus.shop/api
https://mrodularmall.top/api
https://jowinjoinery.icu/api
https://legenassedk.top/api
https://yhtardwarehu.icu/api
https://cjlaspcorne.icu/api
https://bugildbett.top/api
https://latchclan.shop/api
Unpacked files
SH256 hash:
b8a764c238ba1bb151ee919f88b43e0c401d049faa607196b7cfcfd527cf85d8
MD5 hash:
d6e5b3db4fe18a1d795d97089435e231
SHA1 hash:
c95bf29bb864b19094115c1b920d3d4115a363a7
SH256 hash:
88fd3356dab10a6dbe28ecd7d385cd79724ccbbfb4c15404e89ec8888f27b83a
MD5 hash:
c8ab55cbaf8c2e292a1984470c9faffb
SHA1 hash:
f4ac0fcfafa8cfea76a2d0e2635f5d2a35eacd06
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 b8a764c238ba1bb151ee919f88b43e0c401d049faa607196b7cfcfd527cf85d8

(this sample)

  
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

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