MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 32559cffb7134672f3adbc2a848ab6819a74555538e43300d9e80f285edad617. 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: 15

Intelligence 15 IOCs YARA 17 File information Comments

SHA256 hash:	32559cffb7134672f3adbc2a848ab6819a74555538e43300d9e80f285edad617
SHA3-384 hash:	1467c0681627ab7def10c165e2ed89d07082665a49d5a6b944f2e1ad76b0fd0a9f3d2235d8af5a1a31c30c2cdba4284d
SHA1 hash:	95b73d558e56734f94de1fb3527ccdea424116e9
MD5 hash:	34f63e86b73ce1e6102f017b6a3be474
humanhash:	mountain-washington-alabama-georgia
File name:	E-dekont.pdf.exe
Download:	download sample
Signature	MassLogger Create hunting rule
File size:	691'200 bytes
First seen:	2025-02-11 12:04:40 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'607 x Formbook, 12'242 x SnakeKeylogger)
ssdeep	12288:cV3JPpPGPi4XvtR6GXvhJQiEEl42h17950KeC4jbm7ZyT2lPK7Jf:23JPpPSi4FR6qdEEK2D7M9rZ2BKx
Threatray	4'656 similar samples on MalwareBazaar
TLSH	T1C2E4CEC43B65E706CD695B708539DDB053B82DA9B100F6EA6FC9379B7C797008A0DB0A
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
Reporter	lowmal3
Tags:	exe geo MassLogger TUR

Intelligence

File Origin

# of uploads :

# of downloads :

459

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

E-dekont.pdf.exe

Verdict:

Malicious activity

Analysis date:

2025-02-11 12:09:55 UTC

Tags:

evasion snake keylogger stealer amsi-bypass

Link:

https://app.any.run/tasks/2b129c03-2701-4161-ba19-c931a7a11e2c

Note:

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

Detection(s):

Win.Packed.Formbook-10021419-0

Win.Dropper.Nanocore-10025638-0

Verdict:

Malicious

Score:

99.9%

Link:

https://cyber-fortress.com/docs/result/index.php?id=67ab3d3849f32dfb0d82f800

Tags:

masslogger underscore

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Сreating synchronization primitives

Creating a process with a hidden window

Unauthorized injection to a recently created process

Restart of the analyzed sample

Creating a file

DNS request

Connection attempt

Sending an HTTP GET request

Sending a custom TCP request

Reading critical registry keys

Adding an exclusion to Microsoft Defender

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

masquerade obfuscated obfuscated packed packed packer_detected

Link:

https://www.filescan.io/uploads/67ab4d6bf03bdb5ce52434f4/reports/3118909f-2784-4197-805d-f14b3fb6d549/overview

Verdict:

Malicious

Labled as:

Win/malicious_confidence_100%

Link:

https://www.hybrid-analysis.com/sample/32559cffb7134672f3adbc2a848ab6819a74555538e43300d9e80f285edad617

Result

Verdict:

UNKNOWN

Details

Windows PE Executable

Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.

Malware family:

Snake Keylogger

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/6995fc9d-0468-4dde-8773-8bb6e4b519e0

Result

Threat name:

MassLogger RAT

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1612012

Signature

.NET source code contains potential unpacker

.NET source code references suspicious native API functions

Adds a directory exclusion to Windows Defender

Antivirus / Scanner detection for submitted sample

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

Loading BitLocker PowerShell Module

Machine Learning detection for sample

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for submitted file

Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet

Sigma detected: Suspicious Double Extension File Execution

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 an obfuscated file name to hide its real file extension (double extension)

Yara detected AntiVM3

Yara detected MassLogger RAT

Yara detected Telegram RAT

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/32559cffb7134672f3adbc2a848ab6819a74555538e43300d9e80f285edad617

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/32559cffb7134672f3adbc2a848ab6819a74555538e43300d9e80f285edad617/

Threat name:

ByteCode-MSIL.Backdoor.FormBook

Status:

Malicious

First seen:

2025-02-11 12:05:14 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

22 of 24 (91.67%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=gjkzz75xcndhf45nxqvijcvwqgnhivkvhdsdgagz5ahsqxw22ylq._file

Verdict:

malicious

Label(s):

novastealer

unknown_loader_037

MassLogger

63f72822336aebd6724c389a0252a111a51e104cc0015cc316e2b92ac6d9a58d

MassLogger

789fe598124777330052b878614fc92d5ec1cb533506aa3690f7ab9f7411e390

MassLogger

a883ec7d3df1913ccd847c0ab5d521170adb967cb09cd5b3845e04b50aa4240c

MassLogger

error

MassLogger

f40b4148c1826befb9bff7e6cd89dd2cdc69f9b6a190a9c182387656600c5090

MassLogger

+ 4'646 additional samples on MalwareBazaar

Result

Malware family:

n/a

Score:

8/10

Tags:

collection discovery execution spyware stealer

Link:

https://tria.ge/reports/250211-n9aa8ayngw/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

outlook_office_path

outlook_win_path

Enumerates physical storage devices

System Location Discovery: System Language Discovery

System Network Configuration Discovery: Internet Connection Discovery

Suspicious use of SetThreadContext

Accesses Microsoft Outlook profiles

Looks up external IP address via web service

Checks computer location settings

Reads user/profile data of local email clients

Reads user/profile data of web browsers

Command and Scripting Interpreter: PowerShell

Downloads MZ/PE file

Verdict:

Malicious

Tags:

Win.Packed.Formbook-10021419-0 404keylogger

YARA:

n/a

Link:

https://app.threat.zone/submission/5ee9bffe-4703-4be9-a9fb-7aca640e1bd5

Unpacked files

SH256 hash:

32559cffb7134672f3adbc2a848ab6819a74555538e43300d9e80f285edad617

MD5 hash:

34f63e86b73ce1e6102f017b6a3be474

SHA1 hash:

95b73d558e56734f94de1fb3527ccdea424116e9

Link:

https://www.unpac.me/results/af3d7ffd-5b1e-46f7-a87e-0d12ec0a346f/

SH256 hash:

a1e7187825c39184eaea8c1684582dae81bf905c38e7c934bf78ab97aaa7933f

MD5 hash:

7787a653bf1f8efa338678525a409c7c

SHA1 hash:

c1cb3db4716bcd02548050ad81e99146ebd3cafb

Detections:

SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24

SUSP_OBF_NET_Reactor_Indicators_Jan24

Link:

https://www.unpac.me/results/af3d7ffd-5b1e-46f7-a87e-0d12ec0a346f/

SH256 hash:

e712bcd56fe64742c0f674f3acff83490f8103c260ea3389f56151b5066b7cd3

MD5 hash:

7bad4197d1ae020c9049a782eb9a71d2

SHA1 hash:

e1253047ea92beb7d161b106765ad8b03bc86b1e

Link:

https://www.unpac.me/results/af3d7ffd-5b1e-46f7-a87e-0d12ec0a346f/

SH256 hash:

bac64aae1d890a96bfab5f81399f42efcd5aaf214b87a9a398f72b3da4c4fcfe

MD5 hash:

e7ec2e2a866af73584da7ede5e287f21

SHA1 hash:

fb138c30c83fb6a6924d6f88cd3f3c6660ec35af

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/af3d7ffd-5b1e-46f7-a87e-0d12ec0a346f/

Parent samples :
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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/32559cffb7134672f3adbc2a848ab6819a74555538e43300d9e80f285edad617

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:	AgentTesla_DIFF_Common_Strings_01 Create hunting rule
Author:	schmidtsz
Description:	Identify partial Agent Tesla strings

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.

Malspam

MassLogger

exe 32559cffb7134672f3adbc2a848ab6819a74555538e43300d9e80f285edad617

(this sample)

Delivery method

Distributed via e-mail attachment

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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