MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 645fe8baeae85ed6be2c002dbcc5fb55b19c5edc2019dee37f32ef93c0141c7c. 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

MassLogger

Vendor detections: 16

Intelligence 16 IOCs YARA 18 File information Comments

SHA256 hash:	645fe8baeae85ed6be2c002dbcc5fb55b19c5edc2019dee37f32ef93c0141c7c
SHA3-384 hash:	1b9a2b7da53dc5405d5392979781379934030b3f6c357afb344503ed4776f1cc2b02e7d3a29c23c8098c10d2e51f1f62
SHA1 hash:	486b33f75201ea0108fc8938c7f90f0fe3670ace
MD5 hash:	90fbbd0afbefb81bbfb59845cc910336
humanhash:	twenty-item-papa-maryland
File name:	645fe8baeae85ed6be2c002dbcc5fb55b19c5edc2019dee37f32ef93c0141c7c
Download:	download sample
Signature	MassLogger Create hunting rule
File size:	484'864 bytes
First seen:	2025-05-09 13:10:25 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	fc6683d30d9f25244a50fd5357825e79 (92 x Formbook, 52 x AgentTesla, 23 x SnakeKeylogger)
ssdeep	12288:pquErHF6xC9D6DmR1J98w4oknqOOCyQfarTNdMhY95:8rl6kD68JmlotQfeNdMSr
Threatray	466 similar samples on MalwareBazaar
TLSH	T14DA412488AE2D876C6A8637585398C945A757832CEC9775E8324F61FFC31307E81BB2D
TrID	35.7% (.EXE) UPX compressed Win32 Executable (27066/9/6) 35.0% (.EXE) Win32 EXE Yoda's Crypter (26569/9/4) 8.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 6.6% (.EXE) Win16 NE executable (generic) (5038/12/1) 5.9% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika	pebin
dhash icon	aae2f3e38383b629 (2'034 x Formbook, 1'183 x CredentialFlusher, 666 x AgentTesla)
Reporter	adrian__luca
Tags:	exe MassLogger

Intelligence

File Origin

# of uploads :

# of downloads :

320

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

645fe8baeae85ed6be2c002dbcc5fb55b19c5edc2019dee37f32ef93c0141c7c

Verdict:

Malicious activity

Analysis date:

2025-05-09 17:42:29 UTC

Tags:

evasion snake keylogger stealer ims-api generic

Link:

https://app.any.run/tasks/ed332e83-a891-4f03-bedb-492b5f180886

Note:

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

Detection(s):

SecuriteInfo.com.FileRepMalware.23347.10036.UNOFFICIAL

Verdict:

Malicious

Score:

99.1%

Link:

https://cyber-fortress.com/docs/result/index.php?id=681e002ae16384d6a703460f

Tags:

emotet virus

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Creating a file in the %temp% directory

Launching a process

Сreating synchronization primitives

DNS request

Connection attempt

Sending an HTTP GET request

Sending a custom TCP request

Reading critical registry keys

Unauthorized injection to a system process

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

autoit compiled-script microsoft_visual_cc overlay packed packed packed packer_detected upx

Link:

https://www.filescan.io/uploads/681dfee6279eee0e087d976a/reports/9c924782-097a-44e7-91a1-6e3cdb85eabb/overview

Verdict:

Malicious

Labled as:

Trojan.Generic

Link:

https://www.hybrid-analysis.com/sample/645fe8baeae85ed6be2c002dbcc5fb55b19c5edc2019dee37f32ef93c0141c7c

Malware family:

Snake Keylogger

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/a6280f9c-7231-4441-8085-70837ba35237

Result

Threat name:

MSIL Logger, MassLogger RAT

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1686407

Signature

.NET source code references suspicious native API functions

Binary is likely a compiled AutoIt script file

Contains functionality to log keystrokes (.Net Source)

Found malware configuration

Joe Sandbox ML detected suspicious sample

Malicious sample detected (through community Yara rule)

Maps a DLL or memory area into another process

Multi AV Scanner detection for submitted file

Switches to a custom stack to bypass stack traces

Tries to detect the country of the analysis system (by using the IP)

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

Tries to steal Mail credentials (via file / registry access)

Writes to foreign memory regions

Yara detected MassLogger RAT

Yara detected MSIL Logger

Yara detected Telegram RAT

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/645fe8baeae85ed6be2c002dbcc5fb55b19c5edc2019dee37f32ef93c0141c7c

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/645fe8baeae85ed6be2c002dbcc5fb55b19c5edc2019dee37f32ef93c0141c7c/

Threat name:

Win32.Trojan.AZORult

Status:

Malicious

First seen:

2025-04-18 11:59:58 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

15 of 35 (42.86%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=mrp6roxk5bpnnprmaaw3zrp3kwyzyxw4eam55y37glxzhqaudr6a._file

Verdict:

malicious

Label(s):

unc_loader_036

novastealer

MassLogger

89574dc6722f8f4e47404c293a3675a21868d23b79ddbd5c26e3926c3daee34d

MassLogger

90bbf74c53f21c5eb3102a1851b413bb19a80bb76f461efc2f9c5c3d96f1b93b

MassLogger

9ed355e306ef597935a191e3352cfe2845fec3170dce0c40b63faf383fdf68f4

MassLogger

c9183ab2a4e7170a1afa44fd080541cea4fe59b9b089a05c33c6d2fcc043f26f

MassLogger

+ 456 additional samples on MalwareBazaar

Result

Malware family:

masslogger

Score:

10/10

Tags:

family:masslogger collection discovery spyware stealer upx

Link:

https://tria.ge/reports/250509-qext5sem8t/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

Suspicious use of SendNotifyMessage

Suspicious use of WriteProcessMemory

outlook_office_path

outlook_win_path

System Location Discovery: System Language Discovery

AutoIT Executable

Suspicious use of SetThreadContext

UPX packed file

Accesses Microsoft Outlook profiles

Looks up external IP address via web service

MassLogger

Masslogger family

Malware Config

C2 Extraction:

https://api.telegram.org/bot7563833743:AAGqp8ZlKOECgMPhdAq5I6-k3SMLKGbXjjY/sendMessage?chat_id=6403200178

Verdict:

Suspicious

Tags:

trojan 404keylogger

YARA:

SUSP_Imphash_Mar23_3

Link:

https://app.threat.zone/submission/7fa2e746-8706-4889-9d9e-f2f463730553

Unpacked files

SH256 hash:

645fe8baeae85ed6be2c002dbcc5fb55b19c5edc2019dee37f32ef93c0141c7c

MD5 hash:

90fbbd0afbefb81bbfb59845cc910336

SHA1 hash:

486b33f75201ea0108fc8938c7f90f0fe3670ace

Link:

https://www.unpac.me/results/b8c91808-e51c-4414-bd8b-d46f805b5f1f/

SH256 hash:

8bec54ff756530e54575794b76dfbf354a832997a785da0a1834f55839650d85

MD5 hash:

eff6da2539a3ede2370b657fb6668ced

SHA1 hash:

3c6e46f64dff95ec5692dccf703ee3cba9adcb72

Detections:

AutoIT_Compiled

Link:

https://www.unpac.me/results/b8c91808-e51c-4414-bd8b-d46f805b5f1f/

SH256 hash:

54ad5e633d6427756fa7aa8e5fbd8bb5e37f66dd764ed7447f74aab2555b0a6a

MD5 hash:

a77ffa31ef4d61237d685d04e6a975d1

SHA1 hash:

784048ea22f077b32c4d0d51cc2bd5f7e35af068

Detections:

win_404keylogger_g1

win_masslogger_w0

MAL_Envrial_Jan18_1

INDICATOR_SUSPICIOUS_Binary_References_Browsers

INDICATOR_SUSPICIOUS_EXE_TelegramChatBot

Link:

https://www.unpac.me/results/b8c91808-e51c-4414-bd8b-d46f805b5f1f/

Parent samples :
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Malware family:

PrivateLogger

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/645fe8baeae8/report/overview.html

Please note that we are no longer able to provide a coverage score for Virus Total.

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_snake_keylogger Create hunting rule
Author:	Rony (r0ny_123)
Description:	Detects Snake keylogger payload

Rule name:	INDICATOR_SUSPICIOUS_Binary_References_Browsers Create hunting rule
Author:	ditekSHen
Description:	Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.

Rule name:	INDICATOR_SUSPICIOUS_EXE_TelegramChatBot Create hunting rule
Author:	ditekSHen
Description:	Detects executables using Telegram Chat Bot

Rule name:	MAL_Envrial_Jan18_1 Create hunting rule
Author:	Florian Roth (Nextron Systems)
Description:	Detects Encrial credential stealer malware
Reference:	https://twitter.com/malwrhunterteam/status/953313514629853184

Rule name:	MAL_Envrial_Jan18_1_RID2D8C Create hunting rule
Author:	Florian Roth
Description:	Detects Encrial credential stealer malware
Reference:	https://twitter.com/malwrhunterteam/status/953313514629853184

Rule name:	masslogger_gcch Create hunting rule
Author:	govcert_ch

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

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

Rule name:	pe_imphash Create hunting rule

Rule name:	RANSOMWARE Create hunting rule
Author:	ToroGuitar

Rule name:	Skystars_Malware_Imphash Create hunting rule
Author:	Skystars LightDefender
Description:	imphash

Rule name:	SUSP_Imphash_Mar23_3 Create hunting rule
Author:	Arnim Rupp (https://github.com/ruppde)
Description:	Detects imphash often found in malware samples (Maximum 0,25% hits with search for 'imphash:x p:0' on Virustotal) = 99,75% hits
Reference:	Internal Research

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:	telegram_bot_api Create hunting rule
Author:	rectifyq
Description:	Detects file containing Telegram Bot API

Rule name:	UPXV200V290MarkusOberhumerLaszloMolnarJohnReiser Create hunting rule
Author:	malware-lu

Rule name:	upx_largefile Create hunting rule
Author:	k3nr9

Rule name:	Windows_Trojan_SnakeKeylogger_af3faa65 Create hunting rule
Author:	Elastic Security

Rule name:	win_masslogger_w0 Create hunting rule
Author:	govcert_ch

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 (HIGH_ENTROPY_VA)	high
CHECK_NX	Missing Non-Executable Memory Protection	critical

Reviews

ID	Capabilities	Evidence
AUTH_API	Manipulates User Authorization	ADVAPI32.dll::GetAce
MULTIMEDIA_API	Can Play Multimedia	WINMM.dll::timeGetTime
WIN_BASE_API	Uses Win Base API	KERNEL32.DLL::LoadLibraryA
WIN_NETWORK_API	Supports Windows Networking	MPR.dll::WNetUseConnectionW

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