MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4b045ea170a2d34ceeb3edec6de46c4dec90304e9a1937e28aff7cffbc44c0c8. 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: 17

Intelligence 17 IOCs YARA 17 File information Comments

SHA256 hash:	4b045ea170a2d34ceeb3edec6de46c4dec90304e9a1937e28aff7cffbc44c0c8
SHA3-384 hash:	edb49db7eb7a1578230b2f1e8a8628d9c0b849474a6930573bac85e65ea62404571062fda99a70a0b13765c8fa030e6f
SHA1 hash:	30fc4d1764d2e07aff0e9abd12bd27c5c428c540
MD5 hash:	9d0656bba3babda8c55ce344c9f11f04
humanhash:	yellow-white-glucose-apart
File name:	FedEx Receipt_AWB#77053232046.exe
Download:	download sample
Signature	MassLogger Create hunting rule
File size:	581'120 bytes
First seen:	2025-06-04 06:57:38 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep	12288:U8gkekE1XBJea+MC2q7kcGJUjqKu2kxxoKKWk5MR0ee14Vn3U:rgkekEhLea+MFq79cyuJLaWOj4V3
Threatray	2'473 similar samples on MalwareBazaar
TLSH	T151C40114339DCD0BD0AE1BBA46A2D174A3B46DDD7A23C70B9EC45DEF38A63819151383
TrID	71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 10.2% (.EXE) Win64 Executable (generic) (10522/11/4) 6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.3% (.EXE) Win32 Executable (generic) (4504/4/1) 2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Magika	pebin
dhash icon	64ccc69387867090 (3 x MassLogger, 2 x SnakeKeylogger, 2 x Formbook)
Reporter	abuse_ch
Tags:	exe FedEx MassLogger

Intelligence

File Origin

# of uploads :

# of downloads :

460

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

FedExReceipt_AWB77053232046.exe

Verdict:

Malicious activity

Analysis date:

2025-06-04 07:02:01 UTC

Tags:

evasion snake keylogger stealer netreactor ims-api generic

Link:

https://app.any.run/tasks/4194ea61-df98-4d41-a983-ad59d0cb6766

Note:

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

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/7208/

Verdict:

Malicious

Score:

96.5%

Link:

https://cyber-fortress.com/docs/result/index.php?id=683fef5007b5e8c1cfe48fc5

Tags:

snake virus micro msil

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Unauthorized injection to a recently created process

Restart of the analyzed sample

Creating a file

Сreating synchronization primitives

DNS request

Connection attempt

Sending an HTTP GET request

Sending a custom TCP request

Reading critical registry keys

Verdict:

Suspicious

Threat level:

5/10

Confidence:

100%

Tags:

masquerade obfuscated packed packed packer_detected vbnet

Link:

https://www.filescan.io/uploads/683fee8f171e01f959357787/reports/6fa30ecf-60bc-4f93-9fed-8e2843be97ce/overview

Verdict:

Malicious

Labled as:

Win/malicious_confidence_100%

Link:

https://www.hybrid-analysis.com/sample/4b045ea170a2d34ceeb3edec6de46c4dec90304e9a1937e28aff7cffbc44c0c8

Malware family:

Snake Keylogger

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/6eb60190-eeb3-466c-b0fc-a2498e87e5f3

Result

Threat name:

MSIL Logger, MassLogger RAT

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1705608

Signature

.NET source code contains potential unpacker

.NET source code references suspicious native API functions

Contains functionality to log keystrokes (.Net Source)

Found malware configuration

Initial sample is a PE file and has a suspicious name

Injects a PE file into a foreign processes

Joe Sandbox ML detected suspicious sample

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for submitted file

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)

Uses threadpools to delay analysis

Yara detected AntiVM3

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/4b045ea170a2d34ceeb3edec6de46c4dec90304e9a1937e28aff7cffbc44c0c8

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/4b045ea170a2d34ceeb3edec6de46c4dec90304e9a1937e28aff7cffbc44c0c8/

Threat name:

ByteCode-MSIL.Trojan.AgentTesla

Status:

Malicious

First seen:

2025-06-04 04:20:29 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

24 of 38 (63.16%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=jmcf5ilquljuz3vt5xwg3zdmjxwjamcotimtpyuk756p7pceydea._file

Verdict:

malicious

Label(s):

unc_loader_037

novastealer

MassLogger

7d8f98ced8dcca5e2397bdaaff65fa3d81fb264425167e282ad4fce5f832b59e

MassLogger

8d3dc8435753d98fab3d705924b85fc92b2c4fa3e62ad118497159422c6665c7

MassLogger

91a04734fb1bfa93391d961ff94dfdfffc3021d6cf56cb31f9d696aa3251c6e2

MassLogger

ceaa99440a1294e1a574941c6f1b01db99ad6d85d314264156989e893a64cd6e

MassLogger

+ 2'463 additional samples on MalwareBazaar

Result

Malware family:

masslogger

Score:

10/10

Tags:

family:masslogger collection discovery spyware stealer

Link:

https://tria.ge/reports/250604-hrn4rshq2x/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

outlook_office_path

outlook_win_path

System Location Discovery: System Language Discovery

Suspicious use of SetThreadContext

Accesses Microsoft Outlook profiles

Looks up external IP address via web service

Reads user/profile data of local email clients

Reads user/profile data of web browsers

MassLogger

Masslogger family

Malware Config

C2 Extraction:

https://api.telegram.org/bot8185619395:AAFoycueqDVSZD7Vj-U3AfAuKB5byVNAYJU/sendMessage?chat_id=7658880695

Verdict:

Malicious

Tags:

404keylogger

YARA:

n/a

Link:

https://app.threat.zone/submission/cc6fd667-3c6d-448d-b435-a66d13a75bf7

Unpacked files

SH256 hash:

a99a63a60ec05e8073363b77e3a48413aad2bf507cb5c1f1dacec414a5c69dd2

MD5 hash:

23fed3367fd293162311659c24482326

SHA1 hash:

0f515663c584cbf4266d91e2bf467c9f06d66260

Detections:

SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24

SUSP_OBF_NET_Reactor_Indicators_Jan24

Link:

https://www.unpac.me/results/d9184df2-4767-48fc-bd0d-8c807c47631b/

SH256 hash:

d0e634dc742a229560bffd6daa4fa6b2d8cc78c67b0349bc137ea2bd52396337

MD5 hash:

0919b32872b8bcdbfa32d9a14a597c32

SHA1 hash:

4543df4c89c78f4d73ddf06257830c955ce5761b

Detections:

SUSP_OBF_NET_Reactor_Indicators_Jan24

Link:

https://www.unpac.me/results/d9184df2-4767-48fc-bd0d-8c807c47631b/

Parent samples :

0e4ab27a7810885623f6116de2650615c3e1139f22f439c35bd2e99f03ac198d
69c5a698e5440fda15f54b2737f3125a1f5d023ce120ce8e8af29b50fb17f51b
30fab0b3a404bf2df5fbaf4f3a9ba789d16266d5f6393c4d3e4c4b58544a9a34
dcd7773d3de49732deec658eef474c08ef73bcd8cf8c39633196430aea9c1c22
4b045ea170a2d34ceeb3edec6de46c4dec90304e9a1937e28aff7cffbc44c0c8
3344e103d7a8b9be17df65de8a5e2d4788dbcc19e4cdd41bebf59641a57d6f94
cd329f54525e470e879f7bd111f4103cc63b412549ec6be25d69bebc78ed4ac2

SH256 hash:

203f997aa82307df87d9d4400fb6c4803feba25424ad92009c6b8677245f7ab5

MD5 hash:

85f9928958183efa6660360d332adb61

SHA1 hash:

7bb13db2cd5da6826946cc871da0001088ee8121

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/d9184df2-4767-48fc-bd0d-8c807c47631b/

Parent samples :

4b045ea170a2d34ceeb3edec6de46c4dec90304e9a1937e28aff7cffbc44c0c8
e11e44e3d1f9f9656d7d75059bc2836cd9f8c7c370381f8d360a16b8798d990e
edccf88c03e06f24f077d14cde639f3b2d52d55e77a574086edee60494bd5760
1284bc72f0d418aff47186613d0619a22848687ec42e2686636fd5c4d9a0bd35
ab37c4805543d18b2aa46c1d9ecec4650280d3742d9479820248643651552837

SH256 hash:

4b045ea170a2d34ceeb3edec6de46c4dec90304e9a1937e28aff7cffbc44c0c8

MD5 hash:

9d0656bba3babda8c55ce344c9f11f04

SHA1 hash:

30fc4d1764d2e07aff0e9abd12bd27c5c428c540

Link:

https://www.unpac.me/results/d9184df2-4767-48fc-bd0d-8c807c47631b/

Malware family:

MassLogger

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/4b045ea170a2/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/4b045ea170a2d34ceeb3edec6de46c4dec90304e9a1937e28aff7cffbc44c0c8

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:	Sus_CMD_Powershell_Usage Create hunting rule
Author:	XiAnzheng
Description:	May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)

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:	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.

Cape

https://www.capesandbox.com/analysis/7208/

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

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