MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 833821dfd2eef37f7624dd227e49484c20bad5d474b251e1d9fd04ef0476544c. 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 4 File information Comments
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SHA256 hash: 833821dfd2eef37f7624dd227e49484c20bad5d474b251e1d9fd04ef0476544c
SHA3-384 hash: f1faa7ec091a5dc4de054a1afe4098bcd0c554862566f723d5c8cbe853faf19c7e34c3c4e54d67f20e88cb19b73e124b
SHA1 hash: d9f7f4913dd007225a3ada4b5dc06ac267f8f106
MD5 hash: 40f173d5b3066b6e39c7ce4632256679
humanhash: william-north-victor-orange
File name:doingCTIrocks_crypted_LAB.exe
Download: download sample
Signature LummaStealer
Create hunting rule
File size:435'200 bytes
First seen:2024-03-07 19:47:46 UTC
Last seen:2024-03-07 22:17:06 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'610 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:kEUPXHzUxr5lHwINjPiisbKpqp0YN24cE5XBrspSMGdvO9/LrnVQ/8VzKvy6wx/H:5lkFhSYW3LGLFHcE
TLSH T10B94BED192ABC466DBEE42B8D0C21A12E3FD4587F662FB95A4F014E05C13784E7532EB
TrID 67.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.7% (.EXE) Win64 Executable (generic) (10523/12/4)
6.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.1% (.EXE) Win32 Executable (generic) (4504/4/1)
Reporter g0njxa
Tags:exe KZTEAMREBORN lumma LummaStealer

Intelligence

File Origin
# of uploads :
3
# of downloads :
428
Origin country :
ES ES
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
833821dfd2eef37f7624dd227e49484c20bad5d474b251e1d9fd04ef0476544c.exe
Verdict:
Malicious activity
Analysis date:
2024-03-07 19:49:03 UTC
Tags:
lumma stealer
Link:
https://app.any.run/tasks/67fd0262-49ee-4d69-abd2-f179b89811fb

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.5929.22081.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Launching a process
Creating a file
Connection attempt to an infection source
Sending an HTTP GET request
Forced shutdown of a system process
Query of malicious DNS domain
Sending a TCP request to an infection source
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/65ea19f75cd908a33da907ef/reports/33581b0a-5751-47d7-8fc9-fc5fbbd243be/overview
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/833821dfd2eef37f7624dd227e49484c20bad5d474b251e1d9fd04ef0476544c
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.
Malware family:
Craxs RAT
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/890cad2a-c735-4a2b-acd7-498f48772d36
Result
Threat name:
LummaC, PureLog Stealer
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1405056
Signature
.NET source code contains method to dynamically call methods (often used by packers)
Allocates memory in foreign processes
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to inject code into remote processes
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Injects a PE file into a foreign processes
LummaC encrypted strings found
Machine Learning detection for sample
Query firmware table information (likely to detect VMs)
Sample uses string decryption to hide its real strings
Sigma detected: Bad Opsec Defaults Sacrificial Processes With Improper Arguments
Snort IDS alert for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Crypto Currency Wallets
Writes to foreign memory regions
Yara detected LummaC Stealer
Yara detected PureLog Stealer
Behaviour
Behavior Graph:
Download SVG
Score:
98%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/833821dfd2eef37f7624dd227e49484c20bad5d474b251e1d9fd04ef0476544c
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/833821dfd2eef37f7624dd227e49484c20bad5d474b251e1d9fd04ef0476544c/
Threat name:
Win32.Spyware.Lummastealer
Create hunting rule
Status:
Malicious
First seen:
2024-03-07 19:48:06 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
19 of 24 (79.17%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=qm4cdx6s53zx65re3urh4skijqqlvvouoszfdyoz7uco6bdwkrga._file
Result
Malware family:
zgrat
Create hunting rule
Score:
  10/10
Tags:
family:lumma family:zgrat rat stealer
Link:
https://tria.ge/reports/240307-yh3tkacc72/
Behaviour
Suspicious use of WriteProcessMemory
Program crash
Suspicious use of SetThreadContext
Detect ZGRat V1
Lumma Stealer
ZGRat
Malware Config
C2 Extraction:
https://technologyenterdo.shop/api
https://detectordiscusser.shop/api
https://turkeyunlikelyofw.shop/api
https://associationokeo.shop/api
Unpacked files
SH256 hash:
bbee83a58c29f3838fb901ec3f99a55699b085c6e2952c37f79719920fb83ecf
MD5 hash:
51dd780d28b1f7752498bdf3c44c7c36
SHA1 hash:
bf221360aaff288121d12c5b2be0d1bb815cb53e
Link:
https://www.unpac.me/results/e4f08590-a850-4be4-b346-f0d7bab2452d/
SH256 hash:
833821dfd2eef37f7624dd227e49484c20bad5d474b251e1d9fd04ef0476544c
MD5 hash:
40f173d5b3066b6e39c7ce4632256679
SHA1 hash:
d9f7f4913dd007225a3ada4b5dc06ac267f8f106
Link:
https://www.unpac.me/results/e4f08590-a850-4be4-b346-f0d7bab2452d/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/833821dfd2ee/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/833821dfd2eef37f7624dd227e49484c20bad5d474b251e1d9fd04ef0476544c

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:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

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 (GUARD_CF)high

Comments