MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ca66a07c7d3fc179579bc8ffe620503fe7f86abdd1abb0c17fbe5bfef42d7b9f. 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 32 File information Comments 1

SHA256 hash:	ca66a07c7d3fc179579bc8ffe620503fe7f86abdd1abb0c17fbe5bfef42d7b9f
SHA3-384 hash:	b015950346be2efc17f2b460cdd398b2ac128d54937e92d8d6ff1f9d9c9e4bc99c460b468ba16740582d3381b358b1d9
SHA1 hash:	dd9f9c6d3dfc2805e8851676679cd9734a877eea
MD5 hash:	f2a5c7e8313862aca9b7a6314ca73f3a
humanhash:	mike-gee-seventeen-happy
File name:	f2a5c7e8313862aca9b7a6314ca73f3a
Download:	download sample
Signature	LummaStealer Create hunting rule
File size:	5'431'296 bytes
First seen:	2024-07-06 05:19:15 UTC
Last seen:	2024-07-06 06:14:42 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	5929190c8765f5bc37b052ab5c6c53e7 (74 x LummaStealer, 14 x RedLineStealer, 8 x Stealc)
ssdeep	49152:Z6dH/1E4lojlIfw68P9//EctarfVW7c9PqoEv0V8jM5ERIcRjtS7HU4sOThLJG+6:E9tzQIUhZh7cJxEIZJX6
TLSH	T103466B07FC9645E5C0EAD63189A692527A717C484B3167DB2BA0F7383F32BD0AE79740
TrID	58.9% (.CPL) Windows Control Panel Item (generic) (57583/11/19) 16.9% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5) 10.7% (.EXE) Win64 Executable (generic) (10523/12/4) 5.1% (.EXE) Win16 NE executable (generic) (5038/12/1) 2.1% (.ICL) Windows Icons Library (generic) (2059/9)
File icon (PE):
dhash icon	e8ecaea6869ee8e8 (1 x LummaStealer, 1 x GoInjector)
Reporter	zbetcheckin
Tags:	64 exe LummaStealer

Intelligence

File Origin

# of uploads :

# of downloads :

463

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

ca66a07c7d3fc179579bc8ffe620503fe7f86abdd1abb0c17fbe5bfef42d7b9f.exe

Verdict:

Malicious activity

Analysis date:

2024-07-06 05:24:30 UTC

Tags:

lumma stealer

Link:

https://app.any.run/tasks/e108b94e-3b87-4b4a-976c-b89884c45fcd

Note:

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

Detection(s):

SecuriteInfo.com.Win64.Malware-gen.25091.12004.UNOFFICIAL

Verdict:

Malicious

Score:

97.4%

Link:

https://cyber-fortress.com/docs/result/index.php?id=6688d54114220722c97684dcwin10vpnfull_triage

Tags:

Generic Stealth Agent

Result

Verdict:

Malware

Maliciousness:

Behaviour

Searching for the window

Creating a file

Launching a process

DNS request

Connection attempt

Sending a custom TCP request

Unauthorized injection to a system process

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

90%

Tags:

anti-debug golang mingw stealer

Link:

https://www.filescan.io/uploads/6688d405eae3878d8f3d2857/reports/27be0277-28e5-436b-8c66-6810923d7381/overview

Verdict:

Malicious

Labled as:

Trojan.Generic

Link:

https://www.hybrid-analysis.com/sample/ca66a07c7d3fc179579bc8ffe620503fe7f86abdd1abb0c17fbe5bfef42d7b9f

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/1d961c91-fe7c-41e2-b5f5-6d856af2f31c

Result

Threat name:

LummaC

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1468490

Signature

AI detected suspicious sample

Allocates memory in foreign processes

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)

Injects a PE file into a foreign processes

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

Writes to foreign memory regions

Yara detected LummaC Stealer

Behaviour

Behavior Graph:

Download SVG

Score:

99%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/ca66a07c7d3fc179579bc8ffe620503fe7f86abdd1abb0c17fbe5bfef42d7b9f

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/ca66a07c7d3fc179579bc8ffe620503fe7f86abdd1abb0c17fbe5bfef42d7b9f/

Threat name:

Win32.Trojan.Generic

Status:

Malicious

First seen:

2024-07-05 13:23:33 UTC

File Type:

PE+ (Exe)

Extracted files:

AV detection:

17 of 24 (70.83%)

Threat level:

2/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=zjtka7d5h7axsv43zd76micqh7t7q2v52gv3bql7xzn755bnpopq._file

Verdict:

malicious

Result

Malware family:

lumma

Score:

10/10

Tags:

family:lumma spyware stealer

Link:

https://tria.ge/reports/240706-f1ewcawfpk/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Suspicious use of SetThreadContext

Accesses cryptocurrency files/wallets, possible credential harvesting

Lumma Stealer

Malware Config

C2 Extraction:

https://affecthorsedpo.shop/api

Verdict:

Suspicious

Tags:

n/a

YARA:

n/a

Link:

https://app.threat.zone/submission/c5582d11-afc0-40dd-8fd8-4c695dfb5723

Unpacked files

SH256 hash:

ca66a07c7d3fc179579bc8ffe620503fe7f86abdd1abb0c17fbe5bfef42d7b9f

MD5 hash:

f2a5c7e8313862aca9b7a6314ca73f3a

SHA1 hash:

dd9f9c6d3dfc2805e8851676679cd9734a877eea

Detections:

TrueCrypt_crypter

Link:

https://www.unpac.me/results/a3f900ac-a783-4cb3-8280-c69b21b95803/

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/ca66a07c7d3fc179579bc8ffe620503fe7f86abdd1abb0c17fbe5bfef42d7b9f

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:	BitcoinAddress Create hunting rule
Author:	Didier Stevens (@DidierStevens)
Description:	Contains a valid Bitcoin address

Rule name:	Borland Create hunting rule
Author:	malware-lu

Rule name:	Check_OutputDebugStringA_iat Create hunting rule

Rule name:	command_and_control Create hunting rule
Author:	CD_R0M_
Description:	This rule searches for common strings found by malware using C2. Based on a sample used by a Ransomware group

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

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

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

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

Rule name:	GoBinTest Create hunting rule

Rule name:	golang Create hunting rule

Rule name:	Golangmalware Create hunting rule
Author:	Dhanunjaya
Description:	Malware in Golang

Rule name:	golang_binary_string Create hunting rule
Description:	Golang strings present

Rule name:	golang_duffcopy_amd64 Create hunting rule

Rule name:	HiveRansomware Create hunting rule
Author:	Dhanunjaya
Description:	Yara Rule To Detect Hive V4 Ransomware

Rule name:	identity_golang Create hunting rule
Author:	Eric Yocam
Description:	find Golang malware

Rule name:	MD5_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for MD5 constants

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

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

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

Rule name:	SHA512_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for SHA384/SHA512 constants

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

File information

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

Web download

LummaStealer

exe ca66a07c7d3fc179579bc8ffe620503fe7f86abdd1abb0c17fbe5bfef42d7b9f

(this sample)

Delivery method

Distributed via web download

URLhaus

https://urlhaus.abuse.ch/url/2940274/

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 (GUARD_CF)	high

Reviews

ID	Capabilities	Evidence
WIN32_PROCESS_API	Can Create Process and Threads	KERNEL32.dll::OpenProcess KERNEL32.dll::CloseHandle KERNEL32.dll::CreateThread
WIN_BASE_API	Uses Win Base API	KERNEL32.dll::LoadLibraryExW KERNEL32.dll::LoadLibraryW KERNEL32.dll::GetSystemInfo KERNEL32.dll::GetStartupInfoA
WIN_BASE_EXEC_API	Can Execute other programs	KERNEL32.dll::WriteConsoleW KERNEL32.dll::SetConsoleCtrlHandler KERNEL32.dll::GetConsoleMode
WIN_BASE_IO_API	Can Create Files	KERNEL32.dll::CreateFileA KERNEL32.dll::GetSystemDirectoryA

Comments

Login required

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

zbet commented on 2024-07-06 05:19:16 UTC

url : hxxp://43.153.49.49:8888/down/UGcLEmRAhjNb.exe