MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4b3408c08ea1ce4b5aa5e8a2ed68f4eeb4d38116f3c7899dbabcc067be91827f. 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 16 File information Comments

SHA256 hash:	4b3408c08ea1ce4b5aa5e8a2ed68f4eeb4d38116f3c7899dbabcc067be91827f
SHA3-384 hash:	6dd1133d2da35b78e43a7689b126d7aad1e5fd46e5ebb8c36db2b1f47cc249cc39f8852898ad5a2b8701d7f631cd51f7
SHA1 hash:	a7c649c364e25850f51222d11951f262d35e58ea
MD5 hash:	dd675402e1c25b6a7cc68f7dabf7ea7e
humanhash:	butter-colorado-spaghetti-kitten
File name:	DHL Express_AWB44633179800-708439321-pdf.exe
Download:	download sample
Signature	MassLogger Create hunting rule
File size:	647'680 bytes
First seen:	2025-04-30 08:15:46 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep	12288:6GaKsGDVTTTTTTTvnB2w2WnY5WbG4ZT1/PX0yLzpr/DBqa8HsR:XTTTTTTTvs2SUv3/PEyLzprbQHsR
Threatray	1'169 similar samples on MalwareBazaar
TLSH	T1F0D4F0542786D613CA6A4BF44A71F1B463BD6EAEB911D3168FCA2DFB7632F040D00993
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	1adc8c8c9a9a82e0 (5 x Formbook, 4 x MassLogger, 2 x AgentTesla)
Reporter	abuse_ch
Tags:	DHL exe MassLogger

Intelligence

File Origin

# of uploads :

# of downloads :

416

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

DHL Express_AWB44633179800-708439321-pdf.exe

Verdict:

Malicious activity

Analysis date:

2025-04-30 09:07:16 UTC

Tags:

evasion snake keylogger stealer ims-api generic

Link:

https://app.any.run/tasks/6ad7ce2f-48cf-411d-a93f-a4f08450493d

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/5165/

Verdict:

Malicious

Score:

97.4%

Link:

https://cyber-fortress.com/docs/result/index.php?id=6811e185c8b2e86d0ac50d39

Tags:

masslogger underscore

Result

Verdict:

Malware

Maliciousness:

Behaviour

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

Searching for the window

Creating a window

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

masquerade obfuscated packed packed packer_detected vbnet

Link:

https://www.filescan.io/uploads/6811dc50218c4a98ade8ed05/reports/f6238829-e4d5-4eb8-83c5-2a83bbd76551/overview

Verdict:

Malicious

Labled as:

Trojan.PWS

Link:

https://www.hybrid-analysis.com/sample/4b3408c08ea1ce4b5aa5e8a2ed68f4eeb4d38116f3c7899dbabcc067be91827f

Malware family:

Snake Keylogger

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/50be324d-d2f3-4fb0-94da-1c50257c8f30

Result

Threat name:

MSIL Logger, MassLogger RAT

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1677958

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

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)

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/4b3408c08ea1ce4b5aa5e8a2ed68f4eeb4d38116f3c7899dbabcc067be91827f

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/4b3408c08ea1ce4b5aa5e8a2ed68f4eeb4d38116f3c7899dbabcc067be91827f/

Threat name:

ByteCode-MSIL.Spyware.Negasteal

Status:

Malicious

First seen:

2025-04-29 06:09:51 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

26 of 36 (72.22%)

Threat level:

2/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=jm2arqeouhhewwvf5cro22hu522nhaiw6pdythn2xtagppurqj7q._file

Verdict:

malicious

Label(s):

unc_loader_037

novastealer

MassLogger

7d8f98ced8dcca5e2397bdaaff65fa3d81fb264425167e282ad4fce5f832b59e

MassLogger

8d3dc8435753d98fab3d705924b85fc92b2c4fa3e62ad118497159422c6665c7

MassLogger

91a04734fb1bfa93391d961ff94dfdfffc3021d6cf56cb31f9d696aa3251c6e2

MassLogger

ceaa99440a1294e1a574941c6f1b01db99ad6d85d314264156989e893a64cd6e

MassLogger

+ 1'159 additional samples on MalwareBazaar

Result

Malware family:

masslogger

Score:

10/10

Tags:

family:masslogger collection discovery spyware stealer

Link:

https://tria.ge/reports/250430-j57zgaxwfx/

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/bot8045982473:AAFEYwreZzjlMKB9VthIaqzI5KEItIDMgNM/sendMessage?chat_id=7731003424

Verdict:

Suspicious

Tags:

404keylogger

YARA:

n/a

Link:

https://app.threat.zone/submission/df42903d-41a4-4d26-bfbf-05d4f0de21e8

Unpacked files

SH256 hash:

4b3408c08ea1ce4b5aa5e8a2ed68f4eeb4d38116f3c7899dbabcc067be91827f

MD5 hash:

dd675402e1c25b6a7cc68f7dabf7ea7e

SHA1 hash:

a7c649c364e25850f51222d11951f262d35e58ea

Link:

https://www.unpac.me/results/6ae1918c-4b4c-42bf-ae1a-0000bf88d11d/

SH256 hash:

c09e0e64718e1b45af19885feddc86f902bc18cb5fa5e64dade87ee1c4f0f3f2

MD5 hash:

2e4fe6630c31bbf4ad9558dbdb64ae4d

SHA1 hash:

030852dcab9532308aefb31b1b719416c5840d24

Link:

https://www.unpac.me/results/6ae1918c-4b4c-42bf-ae1a-0000bf88d11d/

SH256 hash:

2770d9be75b49ce44545a6d1a0706d86843440d62822653b6d270d0db55ac6df

MD5 hash:

6ce384732ebecbddf187042654e28093

SHA1 hash:

44a0bee6c75c9d8941cafd2f215c15ea6382b231

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/6ae1918c-4b4c-42bf-ae1a-0000bf88d11d/

Parent samples :
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SH256 hash:

cd3e3a8b1f74b269775741bd3ec52d4754be97ca5f03eae30e7115b481ed194a

MD5 hash:

de932ee74063b6720d11d6e0fe9a9956

SHA1 hash:

d60f91e940fa6274e6e49962a42ad0ba0693f399

Detections:

SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24

SUSP_OBF_NET_Reactor_Indicators_Jan24

Link:

https://www.unpac.me/results/6ae1918c-4b4c-42bf-ae1a-0000bf88d11d/

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/4b3408c08ea1ce4b5aa5e8a2ed68f4eeb4d38116f3c7899dbabcc067be91827f

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_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/5165/

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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