MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7391a3331f21f370cea793122e88ec5f34d4330c4ac1dcf61fdf794391c10126. 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: 16

Intelligence 16 IOCs YARA 2 File information Comments

SHA256 hash:	7391a3331f21f370cea793122e88ec5f34d4330c4ac1dcf61fdf794391c10126
SHA3-384 hash:	2b9226d6a96cdcaba03a516ceb2644850c4e261658e13e13d1adb038ef6ecfe4f4620bba9c273145bdf0cb972d37afc7
SHA1 hash:	474efac20f3761af148f1db903a9b18d4d45cdb8
MD5 hash:	1f2ec1de18a228831db842ed61139322
humanhash:	south-yellow-low-mississippi
File name:	1f2ec1de18a228831db842ed61139322.exe
Download:	download sample
Signature	LummaStealer Create hunting rule
File size:	3'011'584 bytes
First seen:	2024-12-26 11:39:09 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	2eabe9054cad5152567f0699947a2c5b (2'852 x LummaStealer, 1'312 x Stealc, 1'026 x Healer)
ssdeep	49152:rIYIvt2dWQgrWaTtDmCNO73Zf04V6w3EkIf2:rIYIvtbQgrWaTtDmCNmqaUM
TLSH	T116D53A92B5057ACBD48F1778952BCE82795D03BC072149C3AC69B4BABDA3CC126F5C2D
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 :

# of downloads :

350

Origin country :

Vendor Threat Intelligence

Malware family:

amadey

ID:

File name:

32427aa0af7233c3b86db132323dd97889de40ea06b5e531d1c6dad3591d15cb

Verdict:

Malicious activity

Analysis date:

2024-12-26 06:33:41 UTC

Tags:

lumma stealer amadey botnet loader stealc themida credentialflusher auto coinminer arch-exec gcleaner telegram

Link:

https://app.any.run/tasks/fb8e29fb-3c32-4e0d-82ff-637eb77ce637

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Detection(s):

SecuriteInfo.com.Variant.Zusy.561776.29223.4294.UNOFFICIAL

Verdict:

Malicious

Score:

92.5%

Link:

https://cyber-fortress.com/docs/result/index.php?id=676d40968a4d48ee35ffa8d7

Tags:

vmdetect spam

Result

Verdict:

Malware

Maliciousness:

Behaviour

Searching for the window

Сreating synchronization primitives

Searching for analyzing tools

DNS request

Connection attempt

Sending a custom TCP request

Behavior that indicates a threat

Connection attempt to an infection source

Query of malicious DNS domain

Sending a TCP request to an infection source

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

anti-vm anti-vm evasive fingerprint packed packed packer_detected

Link:

https://www.filescan.io/uploads/676d409303bf7f0bdb5bb156/reports/42fee704-d27b-4dcc-b1f4-166c5af2f4e2/overview

Verdict:

Malicious

Labled as:

Zusy.Generic

Link:

https://www.hybrid-analysis.com/sample/7391a3331f21f370cea793122e88ec5f34d4330c4ac1dcf61fdf794391c10126

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.

Verdict:

Suspicious

Link:

https://analyze.intezer.com/analyses/7b36e9d2-b0df-4d57-afcf-4a00ae21a2e6

Result

Threat name:

LummaC

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1580872

Signature

AI detected suspicious sample

Antivirus / Scanner detection for submitted sample

Antivirus detection for URL or domain

C2 URLs / IPs found in malware configuration

Found malware configuration

Found many strings related to Crypto-Wallets (likely being stolen)

Hides threads from debuggers

LummaC encrypted strings found

Machine Learning detection for 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)

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:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/7391a3331f21f370cea793122e88ec5f34d4330c4ac1dcf61fdf794391c10126

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/7391a3331f21f370cea793122e88ec5f34d4330c4ac1dcf61fdf794391c10126/

Threat name:

Win32.Infostealer.Tinba

Status:

Malicious

First seen:

2024-12-26 07:01:01 UTC

File Type:

PE (Exe)

AV detection:

26 of 38 (68.42%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=ooi2gmy7ehzxbtvhsmjc5chml42nimymjla5z5q7354uheobaeta._file

Verdict:

malicious

Label(s):

lummastealer

Similar samples:

error

LummaStealer

Result

Malware family:

lumma

Score:

10/10

Tags:

family:lumma discovery evasion stealer

Link:

https://tria.ge/reports/241226-nsvwlavldm/

Behaviour

Modifies system certificate store

Suspicious behavior: EnumeratesProcesses

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://hummskitnj.buzz/api
https://cashfuzysao.buzz/api
https://appliacnesot.buzz/api
https://screwamusresz.buzz/api
https://inherineau.buzz/api
https://scentniej.buzz/api
https://rebuildeso.buzz/api
https://prisonyfork.buzz/api
https://mindhandru.buzz/api

Verdict:

Suspicious

Tags:

stealer lumma lumma_stealer c2

YARA:

n/a

Link:

https://app.threat.zone/submission/016fec01-c94b-430c-8c8e-d6b679df65da

Unpacked files

SH256 hash:

7f22cdc2672c43b0107359b8a6c4d206b32ef79f393bef0275eaf6ab61f89448

MD5 hash:

fb6e258b631107f56be10edbadb81458

SHA1 hash:

1b0a6cd9f83c237b524b33fa95d95a8b0e4d55c7

Link:

https://www.unpac.me/results/2131cd36-d89e-407b-a3e3-c32281321f23/

SH256 hash:

7391a3331f21f370cea793122e88ec5f34d4330c4ac1dcf61fdf794391c10126

MD5 hash:

1f2ec1de18a228831db842ed61139322

SHA1 hash:

474efac20f3761af148f1db903a9b18d4d45cdb8

Link:

https://www.unpac.me/results/2131cd36-d89e-407b-a3e3-c32281321f23/

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/7391a3331f21f370cea793122e88ec5f34d4330c4ac1dcf61fdf794391c10126

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 Create hunting rule
Author:	XiAnzheng
Description:	Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)

Rule name:	vmdetect Create hunting rule
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

exe 7391a3331f21f370cea793122e88ec5f34d4330c4ac1dcf61fdf794391c10126

(this sample)

URLhaus

https://urlhaus.abuse.ch/url/3255222/

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

ID	Title	Severity
CHECK_AUTHENTICODE	Missing Authenticode	high
CHECK_DLL_CHARACTERISTICS	Missing dll Security Characteristics (HIGH_ENTROPY_VA)	high
CHECK_NX	Missing Non-Executable Memory Protection	critical

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