MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 53744fdba0544f915f43eddad494ea07a405776df30864415d6b1445db042481. 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: 14

Intelligence 14 IOCs YARA 21 File information Comments

SHA256 hash:	53744fdba0544f915f43eddad494ea07a405776df30864415d6b1445db042481
SHA3-384 hash:	186f6226dd1eb96f91b895fd0a812165e17fa430c35ff7e9518c506806efe6dc4d499f348ad873240964f04139a39586
SHA1 hash:	0a34d97de35ea1c4252bb2bf148c1173666f7343
MD5 hash:	9d8bc1bd62ddd6ebe6f9e25a8c73bca3
humanhash:	network-massachusetts-ink-butter
File name:	PDF6UU0CVUO2W-YGVUIO.scr
Download:	download sample
Signature	MassLogger Create hunting rule
File size:	639'496 bytes
First seen:	2025-01-15 12:18:59 UTC
Last seen:	2025-01-15 18:17:55 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep	12288:ZYRxA4Y5lyA/BxSPCVZxTEQBae03JIpfsTC6RPBI6RgZOYNCVpveB/B19kR:uRwL9BaZJIpoC6R5I2SOY+pvc/ng
TLSH	T156D4E15052D8D8C2D8531F701D72F2B416687E9DA931CE17AFEA3DAB7A73382247520E
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
File icon (PE):
dhash icon	25353599044599d5 (2 x AgentTesla, 1 x MassLogger)
Reporter	cocaman
Tags:	exe MassLogger scr

Intelligence

File Origin

# of uploads :

# of downloads :

224

Origin country :

Vendor Threat Intelligence

Verdict:

Malicious

Score:

90.2%

Link:

https://cyber-fortress.com/docs/result/index.php?id=6787a7b8aa9c8e7858dee086

Tags:

injection obfusc smtp

Result

Verdict:

Malware

Maliciousness:

Behaviour

Connection attempt

Sending an HTTP GET request

Sending a custom TCP request

Reading critical registry keys

Creating a window

Unauthorized injection to a recently created process

Restart of the analyzed sample

Creating a file

Сreating synchronization primitives

DNS request

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

masquerade obfuscated packed packed packer_detected

Link:

https://www.filescan.io/uploads/6787a7cc7d0f6971eabc1c3f/reports/4ef1c979-0d1a-4f53-a307-a9454fdf560d/overview

Verdict:

Malicious

Labled as:

Trojan.Generic

Link:

https://www.hybrid-analysis.com/sample/53744fdba0544f915f43eddad494ea07a405776df30864415d6b1445db042481

Result

Verdict:

MALICIOUS

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/fc90b731-20d5-413e-92b8-9b06b1a358b8

Result

Threat name:

MassLogger RAT, PureLog Stealer

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1591785

Signature

AI detected suspicious sample

Found malware configuration

Machine Learning detection for 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 PureLog Stealer

Yara detected Telegram RAT

Behaviour

Behavior Graph:

Download SVG

Score:

99%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/53744fdba0544f915f43eddad494ea07a405776df30864415d6b1445db042481

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/53744fdba0544f915f43eddad494ea07a405776df30864415d6b1445db042481/

Threat name:

ByteCode-MSIL.Trojan.SnakeLogger

Status:

Malicious

First seen:

2025-01-14 20:31:34 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

22 of 24 (91.67%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=kn2e7w5akrhzcx2d5xnnjfhka6sak53n6megiqk5nmkelwyeesaq._file

Result

Malware family:

n/a

Score:

7/10

Tags:

collection discovery spyware stealer

Link:

https://tria.ge/reports/250115-pg6pdstqdn/

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

Verdict:

Suspicious

Tags:

404keylogger

YARA:

n/a

Link:

https://app.threat.zone/submission/1de17f7d-477b-4e0d-a1bb-4af4921a64c7

Unpacked files

SH256 hash:

61b56f499298470a00834b9b7ea517790deca40a8f6dda933de192e12a00938c

MD5 hash:

18289abb6383a59eab99c3233b7441de

SHA1 hash:

96e741362001d3c2b78389bb9667b4321b88fa91

Detections:

SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24

SUSP_OBF_NET_Reactor_Indicators_Jan24

Link:

https://www.unpac.me/results/8ac7ec92-2bca-47af-919e-1712b510e876/

SH256 hash:

34466b37889b758c8a87cab084a96a8547e2f58242d3404b895f007accf6fb24

MD5 hash:

c0d26a57376a5c790986be15e8bc6997

SHA1 hash:

7801be31bf2727e5d059e266efcd74b5a8ca4b6e

Detections:

win_masslogger_w0

win_404keylogger_g1

MAL_Envrial_Jan18_1

INDICATOR_SUSPICIOUS_Binary_References_Browsers

INDICATOR_SUSPICIOUS_EXE_TelegramChatBot

Link:

https://www.unpac.me/results/8ac7ec92-2bca-47af-919e-1712b510e876/

Parent samples :

53744fdba0544f915f43eddad494ea07a405776df30864415d6b1445db042481
2d85a6addb1f89da26badd56d4d35c19548b473469460e59bcfcc2320676db20

SH256 hash:

3aa7ca05584211acc2467c39553e7a045c6b5ba59ff266127801be4cddbd0cbb

MD5 hash:

35e1b4bc5de79edb713c8692cb4efd38

SHA1 hash:

06e23eedcbfa52850fd10fb7764431a452b90a7e

Detections:

SUSP_OBF_NET_Reactor_Indicators_Jan24

Link:

https://www.unpac.me/results/8ac7ec92-2bca-47af-919e-1712b510e876/

Parent samples :
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SH256 hash:

53744fdba0544f915f43eddad494ea07a405776df30864415d6b1445db042481

MD5 hash:

9d8bc1bd62ddd6ebe6f9e25a8c73bca3

SHA1 hash:

0a34d97de35ea1c4252bb2bf148c1173666f7343

Link:

https://www.unpac.me/results/8ac7ec92-2bca-47af-919e-1712b510e876/

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

Threat name:

MassLogger

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/53744fdba0544f915f43eddad494ea07a405776df30864415d6b1445db042481

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_KB_CERT_7c1118cbbadc95da3752c46e47a27438 Create hunting rule
Author:	ditekSHen
Description:	Detects executables signed with stolen, revoked or invalid certificates

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_Digital_Certificate Create hunting rule
Author:	albertzsigovits

Rule name:	pe_imphash Create hunting rule

Rule name:	PE_Potentially_Signed_Digital_Certificate Create hunting rule
Author:	albertzsigovits

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

rar 7df70943e6d80d9c2a3a29bbb48b3cbddb231b004b9051fcca17c1bc2e26c738

MassLogger

exe 53744fdba0544f915f43eddad494ea07a405776df30864415d6b1445db042481

(this sample)

Delivery method

Other

Dropped by

SHA256 7df70943e6d80d9c2a3a29bbb48b3cbddb231b004b9051fcca17c1bc2e26c738

Dropped by

MD5 086796a9d8f0d57ee0aaa2f5b4ec91ca

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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