MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 92bb1f19f3a6337be028edfb89c898d49927cbb732f94796251c70d29e8ba9e1. 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 8 File information Comments 1

SHA256 hash:	92bb1f19f3a6337be028edfb89c898d49927cbb732f94796251c70d29e8ba9e1
SHA3-384 hash:	1ed4433947dee4d4ba22b453859f5f4fd4ee7430c2c47660616e1819dbb15835cb8e9b24c44ccc558a73ca7fd211dc93
SHA1 hash:	79dd0936accb50b74068759ee87a9e4160a16148
MD5 hash:	333cda533763d54739d8c51ea950b55f
humanhash:	delta-stairway-table-single
File name:	333cda533763d54739d8c51ea950b55f
Download:	download sample
Signature	LummaStealer Create hunting rule
File size:	326'144 bytes
First seen:	2024-04-01 13:15:08 UTC
Last seen:	2024-04-01 14:28:38 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	b2c192dde66d798d732cf15b9e7a6998 (1 x LummaStealer)
ssdeep	6144:XB63yzLaSnROAGvuPrxj4qiTPwvtQ7+kQdvRAc/W:xGy3aSnsAQuB41y9dv2c
TLSH	T1B964E06137F1C431D5B66E3049B48AA50A7FB9715AB8C18BF350EB3F2EB06C04A36756
TrID	47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13) 15.9% (.EXE) Win64 Executable (generic) (10523/12/4) 9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 7.6% (.EXE) Win16 NE executable (generic) (5038/12/1) 6.8% (.EXE) Win32 Executable (generic) (4504/4/1)
File icon (PE):
dhash icon	64d29a9989a9b999 (1 x LummaStealer)
Reporter	zbetcheckin
Tags:	32 exe LummaStealer

Intelligence

File Origin

# of uploads :

# of downloads :

302

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

92bb1f19f3a6337be028edfb89c898d49927cbb732f94796251c70d29e8ba9e1.exe

Verdict:

Malicious activity

Analysis date:

2024-04-01 13:26:50 UTC

Tags:

lumma stealer

Link:

https://app.any.run/tasks/ccab6fa3-4bb7-4911-90c4-604a6f6dec8d

Note:

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

Result

Verdict:

Clean

Maliciousness:

Behaviour

DNS request

Connection attempt

Sending a custom TCP request

Sending an HTTP GET request

Launching the default Windows debugger (dwwin.exe)

Searching for the window

Verdict:

Suspicious

Threat level:

5/10

Confidence:

100%

Tags:

fingerprint packed

Link:

https://www.filescan.io/uploads/660ab395d463a7b04778d678/reports/92793f28-aaef-4461-9c2a-7fb7a587662c/overview

Verdict:

Malicious

Labled as:

Malware

Link:

https://www.hybrid-analysis.com/sample/92bb1f19f3a6337be028edfb89c898d49927cbb732f94796251c70d29e8ba9e1

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:

Malicious

Link:

https://analyze.intezer.com/analyses/b524c36e-8b3e-4481-b70c-6cd42bfbc1f1

Result

Threat name:

LummaC

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1418168

Signature

Antivirus / Scanner detection for submitted sample

C2 URLs / IPs found in malware configuration

Detected unpacking (changes PE section rights)

Detected unpacking (overwrites its own PE header)

Found malware configuration

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

LummaC encrypted strings found

Machine Learning detection for sample

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for domain / URL

Multi AV Scanner detection for submitted file

Query firmware table information (likely to detect VMs)

Sample uses string decryption to hide its real strings

Snort IDS alert for network traffic

Tries to harvest and steal browser information (history, passwords, etc)

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/92bb1f19f3a6337be028edfb89c898d49927cbb732f94796251c70d29e8ba9e1

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/92bb1f19f3a6337be028edfb89c898d49927cbb732f94796251c70d29e8ba9e1/

Threat name:

Win32.Spyware.Lummastealer

Status:

Malicious

First seen:

2024-04-01 05:15:48 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

18 of 24 (75.00%)

Threat level:

2/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=sk5r6gptuyzxxybi5x5ytsey2smsps5xgl4upfrfdrynfhulvhqq._file

Verdict:

malicious

Result

Malware family:

lumma

Score:

10/10

Tags:

family:lumma discovery spyware stealer

Link:

https://tria.ge/reports/240401-qhs1cseg3x/

Behaviour

Suspicious behavior: EnumeratesProcesses

Program crash

Accesses cryptocurrency files/wallets, possible credential harvesting

Checks installed software on the system

Reads user/profile data of local email clients

Reads user/profile data of web browsers

Lumma Stealer

Malware Config

C2 Extraction:

https://cleartotalfisherwo.shop/api

Unpacked files

SH256 hash:

ea0b6647276e3252409985b4b7fa49bcaf49fe4fb9385635bad2d9670e8dc2bb

MD5 hash:

3d66a6dd2576b1d3d91f275d358f5f7e

SHA1 hash:

0d34836638db03f721860ba3694db6f0e6fab7d8

Detections:

LummaStealer

Link:

https://www.unpac.me/results/4fd6278a-3dee-49fc-b66d-011aca32e06d/

Parent samples :

92bb1f19f3a6337be028edfb89c898d49927cbb732f94796251c70d29e8ba9e1
bfb6ab0353115a52ed704111bac7464f4b2eff92e1411b07c376baa78a5e993c
6f7a3092fdab597f29d716ae469e1e8be7f7e7f7f162706f964fbe081da7e1ec
989c01c194f457c9a81c1951b0c7c7db154d2ffdc7f5bf4f30885a35d8bf8452
4e9c1f7d15aae6823f08960e01fe823fa0980de545da1d1b2ae1fb4cffde6eaf

SH256 hash:

92bb1f19f3a6337be028edfb89c898d49927cbb732f94796251c70d29e8ba9e1

MD5 hash:

333cda533763d54739d8c51ea950b55f

SHA1 hash:

79dd0936accb50b74068759ee87a9e4160a16148

Link:

https://www.unpac.me/results/4fd6278a-3dee-49fc-b66d-011aca32e06d/

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/92bb1f19f3a6/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/92bb1f19f3a6337be028edfb89c898d49927cbb732f94796251c70d29e8ba9e1

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:	DebuggerCheck__API Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	DebuggerHiding__Active Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	Lumma Create hunting rule
Author:	kevoreilly
Description:	Lumma Payload

Rule name:	maldoc_find_kernel32_base_method_1 Create hunting rule
Author:	Didier Stevens (https://DidierStevens.com)

Rule name:	meth_stackstrings Create hunting rule
Author:	Willi Ballenthin

Rule name:	RIPEMD160_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for RIPEMD-160 constants

Rule name:	SHA1_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for SHA1 constants

Rule name:	Windows_Trojan_Generic_2993e5a5 Create hunting rule
Author:	Elastic Security

File information

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

Web download

LummaStealer

exe 92bb1f19f3a6337be028edfb89c898d49927cbb732f94796251c70d29e8ba9e1

(this sample)

Delivery method

Distributed via web download

URLhaus

https://urlhaus.abuse.ch/url/2797462/

URLhaus

https://urlhaus.abuse.ch/url/2797804/

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_PIE	Missing Position-Independent Executable (PIE) Protection	high

Reviews

ID	Capabilities	Evidence
WIN32_PROCESS_API	Can Create Process and Threads	KERNEL32.dll::CloseHandle WINHTTP.dll::WinHttpCloseHandle
WIN_BASE_API	Uses Win Base API	KERNEL32.dll::TerminateProcess KERNEL32.dll::FindNextVolumeMountPointW KERNEL32.dll::LoadLibraryW KERNEL32.dll::GetStartupInfoW KERNEL32.dll::GetCommandLineW
WIN_BASE_EXEC_API	Can Execute other programs	KERNEL32.dll::WriteConsoleW KERNEL32.dll::ReadConsoleOutputA KERNEL32.dll::SetConsoleDisplayMode KERNEL32.dll::SetConsoleTitleA KERNEL32.dll::SetConsoleTitleW KERNEL32.dll::SetStdHandle
WIN_BASE_IO_API	Can Create Files	KERNEL32.dll::CreateHardLinkA KERNEL32.dll::CreateFileA KERNEL32.dll::CreateFileW KERNEL32.dll::GetFileAttributesA
WIN_HTTP_API	Uses HTTP services	WINHTTP.dll::WinHttpAddRequestHeaders
WIN_TIME_API	Can Modify Time	KERNEL32.dll::SetSystemTime

Comments

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zbet commented on 2024-04-01 13:15:09 UTC

url : hxxp://193.233.132.187/current.exe