MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8efe9353b5564c4163786dfeae5278f195b07f1b3a1d7cfe4f8ae75a0e404993. 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: 14

Intelligence 14 IOCs YARA 8 File information Comments

SHA256 hash:	8efe9353b5564c4163786dfeae5278f195b07f1b3a1d7cfe4f8ae75a0e404993
SHA3-384 hash:	e2c50afb610c84ad6fcaff151a60223bdd0f8622a05ab48933ff79336982aeff79e8191a60c123e240d15ba29383818d
SHA1 hash:	055c5cf6a5dee259ee8634378180a10f21cd19f0
MD5 hash:	39a18e600a08fd05d8977a900ca87bbf
humanhash:	hot-yellow-two-vermont
File name:	39a18e600a08fd05d8977a900ca87bbf.exe
Download:	download sample
Signature	LummaStealer Create hunting rule
File size:	702'976 bytes
First seen:	2025-05-07 15:36:55 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	a071322edbc2f0a6dc1b87f70a038b87 (1 x LummaStealer)
ssdeep	12288:8fufc4nd8xen7fmHyHGJtAQy1s/yNpNJ5G3zw0PG0+iPRwM:LmHyHmSQy1saNpM3vV+iP/
TLSH	T189E4AFB57361A87DC04BC470925BED71A624B84B0111E42F0690DAF53FAFE610FADABD
TrID	33.4% (.EXE) OS/2 Executable (generic) (2029/13) 33.0% (.EXE) Generic Win/DOS Executable (2002/3) 33.0% (.EXE) DOS Executable Generic (2000/1) 0.4% (.VXD) VXD Driver (29/21)
Magika	pebin
Reporter	abuse_ch
Tags:	exe LummaStealer

Intelligence

File Origin

# of uploads :

# of downloads :

445

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

39a18e600a08fd05d8977a900ca87bbf.exe

Verdict:

Malicious activity

Analysis date:

2025-05-07 15:37:40 UTC

Tags:

lumma stealer

Link:

https://app.any.run/tasks/632edc89-e246-43c9-ab10-8655c7552415

Note:

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

Verdict:

Clean

Score:

89.1%

Link:

https://cyber-fortress.com/docs/result/index.php?id=681b7e7f91991ead82b5db3d

Tags:

n/a

Result

Verdict:

Malware

Maliciousness:

Behaviour

Launching a process

Searching for the window

Connection attempt to an infection source

Using the Windows Management Instrumentation requests

Сreating synchronization primitives

Blocking the Windows Defender launch

Query of malicious DNS domain

Sending a TCP request to an infection source

Unauthorized injection to a system process

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

borland_c fingerprint packed packed packer_detected

Link:

https://www.filescan.io/uploads/681b7e34c7418694c8a6ddf3/reports/bc43b5e6-1f78-4aa2-82a7-cb6e3ac09249/overview

Verdict:

Malicious

Labled as:

Win64/GenKryptik.HIRH trojan

Link:

https://www.hybrid-analysis.com/sample/8efe9353b5564c4163786dfeae5278f195b07f1b3a1d7cfe4f8ae75a0e404993

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/0b719d34-e019-458c-a196-0ec50bbd0080

Result

Threat name:

LummaC Stealer

Detection:

malicious

Classification:

troj.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1683421

Signature

Allocates memory in foreign processes

Antivirus detection for URL or domain

C2 URLs / IPs found in malware configuration

Contain functionality to detect virtual machines

Contains functionality to inject code into remote processes

Disable Windows Defender real time protection (registry)

Found API chain indicative of debugger detection

Found malware configuration

Injects a PE file into a foreign processes

Modifies the context of a thread in another process (thread injection)

Multi AV Scanner detection for submitted file

Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)

Query firmware table information (likely to detect VMs)

Sample uses string decryption to hide its real strings

Sets debug register (to hijack the execution of another thread)

Sigma detected: Notepad Making Network Connection

Suricata IDS alerts for network traffic

System process connects to network (likely due to code injection or exploit)

Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)

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/8efe9353b5564c4163786dfeae5278f195b07f1b3a1d7cfe4f8ae75a0e404993

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/8efe9353b5564c4163786dfeae5278f195b07f1b3a1d7cfe4f8ae75a0e404993/

Threat name:

Win64.Trojan.Amadey

Status:

Suspicious

First seen:

2025-05-07 15:37:29 UTC

File Type:

PE+ (Exe)

Extracted files:

AV detection:

25 of 37 (67.57%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=r37jgu5vkzgecy3ynx7k4uty6gk3a7y3hioxz7sprltvudsajgjq._file

Verdict:

malicious

Label(s):

lummastealer

Similar samples:

error

LummaStealer

Result

Malware family:

lumma

Score:

10/10

Tags:

family:lumma defense_evasion discovery evasion stealer trojan upx

Link:

https://tria.ge/reports/250507-s2nk4atsdv/

Behaviour

Enumerates system info in registry

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

System Location Discovery: System Language Discovery

Suspicious use of SetThreadContext

UPX packed file

Lumma Stealer, LummaC

Lumma family

Modifies Windows Defender DisableAntiSpyware settings

Modifies Windows Defender Real-time Protection settings

Malware Config

C2 Extraction:

https://tvecturar.top/zsia
https://istuffgull.top/qwio
https://ariosefqcu.shop/wrqo
https://mhomewappzb.top/tqba
https://tortoisgfe.top/paxk
https://pdescenrugb.bet/woap
https://onemiltxny.shop/tqiw
https://octalfbsh.bet/mben
https://snakejh.top/adsk

Verdict:

Suspicious

Tags:

n/a

YARA:

n/a

Link:

https://app.threat.zone/submission/634cfeac-2a69-4da6-b185-14bdae6eace9

Unpacked files

SH256 hash:

8efe9353b5564c4163786dfeae5278f195b07f1b3a1d7cfe4f8ae75a0e404993

MD5 hash:

39a18e600a08fd05d8977a900ca87bbf

SHA1 hash:

055c5cf6a5dee259ee8634378180a10f21cd19f0

Link:

https://www.unpac.me/results/7f7530ed-39c0-4539-99f1-91b101f71dfa/

Malware family:

Lumma

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/8efe9353b556/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/8efe9353b5564c4163786dfeae5278f195b07f1b3a1d7cfe4f8ae75a0e404993

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:	crime_printer_loader Create hunting rule
Author:	Rony (r0ny_123)
Description:	Detects printer loader

Rule name:	DebuggerCheck__API 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:	golang_bin_JCorn_CSC846 Create hunting rule
Author:	Justin Cornwell
Description:	CSC-846 Golang detection ruleset

Rule name:	pe_detect_tls_callbacks Create hunting rule

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

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:	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.

No further information available

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::CloseHandle KERNEL32::CreateThread
WIN_BASE_API	Uses Win Base API	KERNEL32::LoadLibraryA KERNEL32::GetSystemInfo KERNEL32::GetStartupInfoA KERNEL32::GetCommandLineA
WIN_BASE_EXEC_API	Can Execute other programs	KERNEL32::SetConsoleCtrlHandler
WIN_BASE_IO_API	Can Create Files	KERNEL32::CopyFileW KERNEL32::CreateDirectoryA KERNEL32::CreateFileA KERNEL32::CreateFileW KERNEL32::DeleteFileA KERNEL32::GetFileAttributesA

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