MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c6befd3879040aeca88afd9b461177c9a3fc830f2020f2878696ddca0cea994e. 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 12 File information Comments

SHA256 hash:	c6befd3879040aeca88afd9b461177c9a3fc830f2020f2878696ddca0cea994e
SHA3-384 hash:	50b064706a4350117e99f0047c6d7b7781e4bc7be1343f5bbcc8ddcab37ff05c1adbc7eb68d2e3a95c620a0d70180ee7
SHA1 hash:	9a95939bdfface20125f497c54eda3f3d421e790
MD5 hash:	d165d4e09ea0624e62fd5bd90fe68c96
humanhash:	chicken-pasta-oranges-early
File name:	file
Download:	download sample
Signature	LummaStealer Create hunting rule
File size:	4'674'752 bytes
First seen:	2023-10-31 17:16:16 UTC
Last seen:	2023-11-01 08:55:22 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'608 x Formbook, 12'242 x SnakeKeylogger)
ssdeep	98304:LhX2dkgF2fKzz5du5XdYQokRicv/f6qzT0rh:LhX2dZF275XdZYcvHvvch
Threatray	1 similar samples on MalwareBazaar
TLSH	T1A8268E02BA51DB2BD11D5536D2D5AC1973F2E841A113E72F67D422292C833EE8EB74CE
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) (4505/5/1)
File icon (PE):
dhash icon	006c68d8c8e8cc00 (1 x LummaStealer)
Reporter	andretavare5
Tags:	exe LummaStealer

andretavare5

Sample downloaded from https://vk.com/doc26060933_667173484?hash=A1dmV4pq2EY7qgmQUNzGLIsxaMexd8IeIWU9C4qfGWs&dl=HW3dyNuyU3NU5OenwscyGVYZxNCzBaTesYkhsTpR8qs&api=1&no_preview=1

Intelligence

File Origin

# of uploads :

# of downloads :

379

Origin country :

Vendor Threat Intelligence

Detection:

zgRAT

Link:

https://www.capesandbox.com/analysis/457425/

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Sending a custom TCP request

Сreating synchronization primitives

Creating a file in the %temp% directory

Launching a process

Creating a file

DNS request

Sending an HTTP POST request

Reading critical registry keys

Forced shutdown of a system process

Stealing user critical data

Unauthorized injection to a system process

Verdict:

Unknown

Threat level:

0/10

Confidence:

100%

Tags:

packed

Link:

https://www.filescan.io/uploads/6541368fb95974e822291a8b/reports/a81879c3-cf20-4326-be74-e096c9f8b92d/overview

Verdict:

Malicious

Labled as:

Win/malicious_confidence_70%

Link:

https://www.hybrid-analysis.com/sample/c6befd3879040aeca88afd9b461177c9a3fc830f2020f2878696ddca0cea994e

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:

LummaC2 Stealer

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/f002f65b-87f2-4e62-8a1a-1023006f30a0

Result

Threat name:

LummaC Stealer, zgRAT

Detection:

malicious

Classification:

troj.spyw.expl.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1335013

Signature

Allocates memory in foreign processes

Contains functionality to behave differently if execute on a Russian/Kazak computer

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

Injects a PE file into a foreign processes

Malicious sample detected (through community Yara rule)

Query firmware table information (likely to detect VMs)

Snort IDS alert for network traffic

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

Writes to foreign memory regions

Yara detected AntiVM3

Yara detected LummaC Stealer

Yara detected zgRAT

Behaviour

Behavior Graph:

Download SVG

Score:

99%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/c6befd3879040aeca88afd9b461177c9a3fc830f2020f2878696ddca0cea994e

Detection:

lumma

Link:

https://mwdb.cert.pl/sample/c6befd3879040aeca88afd9b461177c9a3fc830f2020f2878696ddca0cea994e/

Threat name:

ByteCode-MSIL.Trojan.Privateloader

Status:

Malicious

First seen:

2023-10-31 17:17:06 UTC

AV detection:

11 of 24 (45.83%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=y27p2odzaqfozkek7wnumelxzgr7zaypeaqpfb4gs3o4udhktfha._file

Verdict:

unknown

LummaStealer

Result

Malware family:

zgrat

Score:

10/10

Tags:

family:zgrat discovery rat spyware stealer

Link:

https://tria.ge/reports/231031-vtn8rsbf2t/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Suspicious use of SetThreadContext

Accesses cryptocurrency files/wallets, possible credential harvesting

Checks installed software on the system

Loads dropped DLL

Reads user/profile data of local email clients

Reads user/profile data of web browsers

Detect ZGRat V1

ZGRat

Unpacked files

SH256 hash:

c6befd3879040aeca88afd9b461177c9a3fc830f2020f2878696ddca0cea994e

MD5 hash:

d165d4e09ea0624e62fd5bd90fe68c96

SHA1 hash:

9a95939bdfface20125f497c54eda3f3d421e790

Link:

https://www.unpac.me/results/20a1b83f-54f0-4904-9754-bfb0cae410f1/

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/c6befd387904/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/c6befd3879040aeca88afd9b461177c9a3fc830f2020f2878696ddca0cea994e

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:	cobalt_strike_tmp01925d3f Create hunting rule
Author:	The DFIR Report
Description:	files - file ~tmp01925d3f.exe
Reference:	https://thedfirreport.com

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

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

Rule name:	MALWARE_Win_zgRAT Create hunting rule
Author:	ditekSHen
Description:	Detects zgRAT

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_Digital_Certificate Create hunting rule
Author:	albertzsigovits

Rule name:	pe_imphash Create hunting rule

Rule name:	PE_Potentially_Signed_Digital_Certificate Create hunting rule
Author:	albertzsigovits

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:	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.

Dropped by

PrivateLoader

Delivery method

Distributed via drive-by

Cape

https://www.capesandbox.com/analysis/457425/

Comments

Login required

You need to login to in order to write a comment. Login with your abuse.ch account.

No comments found for this malware sample