MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2d85a6addb1f89da26badd56d4d35c19548b473469460e59bcfcc2320676db20. 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 19 File information Comments

SHA256 hash:	2d85a6addb1f89da26badd56d4d35c19548b473469460e59bcfcc2320676db20
SHA3-384 hash:	9f3f45a02efc31c8902cc5cfc42b6d05368d2be3000cad8d733aff6ee304a25590eaf27dd7f286148ff2f2e90a866d6e
SHA1 hash:	a69b03de8f51bfa7e07d8274011923553f3084e0
MD5 hash:	6b17313c40698190b98b3b4542015be0
humanhash:	don-golf-steak-eight
File name:	2d85a6addb1f89da26badd56d4d35c19548b473469460e59bcfcc2320676db20
Download:	download sample
Signature	MassLogger Create hunting rule
File size:	644'616 bytes
First seen:	2025-02-07 14:29:00 UTC
Last seen:	2025-02-07 15:42:31 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'205 x SnakeKeylogger)
ssdeep	12288:zjv5Gur+QhLUD9ydhvU8mLGY0M9yeN8z+2kR:n55i9MdVHmCYAYF
Threatray	550 similar samples on MalwareBazaar
TLSH	T143D49CC03BA97389DE6969319D2AFDB561A52D6870003CE66EDD770332F81129A3DF0D
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	802737373737a5c5 (1 x MassLogger)
Reporter	adrian__luca
Tags:	exe MassLogger

Intelligence

File Origin

# of uploads :

# of downloads :

433

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

2d85a6addb1f89da26badd56d4d35c19548b473469460e59bcfcc2320676db20

Verdict:

Malicious activity

Analysis date:

2025-02-07 18:21:53 UTC

Tags:

evasion snake keylogger stealer

Link:

https://app.any.run/tasks/53ad2bef-61fd-40c3-b5d5-16a314b95f0a

Note:

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

Detection(s):

SecuriteInfo.com.Trojan.PackedNET.3206.12414.32024.UNOFFICIAL

Verdict:

Malicious

Score:

81.4%

Link:

https://cyber-fortress.com/docs/result/index.php?id=67a61a68dbfc8aaee8cd8056

Tags:

virus micro msil

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Сreating synchronization primitives

Launching a process

Creating a file

DNS request

Connection attempt

Sending an HTTP GET request

Sending a custom TCP request

Reading critical registry keys

Forced shutdown of a system process

Unauthorized injection to a system process

Verdict:

Malicious

Labled as:

Win/malicious_confidence_100%

Link:

https://www.hybrid-analysis.com/sample/2d85a6addb1f89da26badd56d4d35c19548b473469460e59bcfcc2320676db20

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/9838b77b-04aa-4453-a9c5-95c1b4b359e1

Result

Threat name:

MassLogger RAT

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1609408

Signature

.NET source code contains potential unpacker

.NET source code references suspicious native API functions

Allocates memory in foreign processes

Contains functionality to log keystrokes (.Net Source)

Found malware configuration

Injects a PE file into a foreign processes

Joe Sandbox ML detected suspicious sample

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)

Writes to foreign memory regions

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/2d85a6addb1f89da26badd56d4d35c19548b473469460e59bcfcc2320676db20

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/2d85a6addb1f89da26badd56d4d35c19548b473469460e59bcfcc2320676db20/

Threat name:

ByteCode-MSIL.Backdoor.FormBook

Status:

Malicious

First seen:

2025-01-30 04:02:14 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

25 of 38 (65.79%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=fwc2nlo3d6e5ujv23vlnju24dfkiwrzunfda4wn47tbdebtw3mqa._file

Verdict:

malicious

Label(s):

novastealer

captiveaaloader

unknown_loader_037

MassLogger

431062b66c0d6b55b34049aa675cbd69534b1680cf60578f57cebacf9d4d5bb9

MassLogger

49977be177e6df0077c4084adc14059738adae3771eba2c8beaad7166e1ebe5d

MassLogger

789fe598124777330052b878614fc92d5ec1cb533506aa3690f7ab9f7411e390

MassLogger

error

MassLogger

f8e2ae197b0e7009fdcb3d71e6cfa572d6f06ee7b7a0bca889d55f8d78c1cf26

MassLogger

+ 540 additional samples on MalwareBazaar

Result

Malware family:

n/a

Score:

6/10

Tags:

collection discovery

Link:

https://tria.ge/reports/250207-rtqj2strfz/

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

Verdict:

Malicious

Tags:

404keylogger

YARA:

n/a

Link:

https://app.threat.zone/submission/ca665a3a-1c47-47af-ab38-39edcd1e086c

Unpacked files

SH256 hash:

2d85a6addb1f89da26badd56d4d35c19548b473469460e59bcfcc2320676db20

MD5 hash:

6b17313c40698190b98b3b4542015be0

SHA1 hash:

a69b03de8f51bfa7e07d8274011923553f3084e0

Link:

https://www.unpac.me/results/a41a302a-9883-4c90-b731-bf4ff58c7f0b/

SH256 hash:

96b3a25bcc1f89e366f0acbe9cd8f984ede082b6e5329a0ce9932961879178fd

MD5 hash:

fff81ee4e119b25f0373cf5061e4975e

SHA1 hash:

426f5e2220e44562b97b902941450d639f5701b1

Detections:

SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24

SUSP_OBF_NET_Reactor_Indicators_Jan24

Link:

https://www.unpac.me/results/a41a302a-9883-4c90-b731-bf4ff58c7f0b/

SH256 hash:

69fe0414798c84b5dd0ff6b4645d2eab9882808d508422ff765574b208755631

MD5 hash:

d0108e8ce34df0422d7fb46b2e706ba5

SHA1 hash:

47e572aea78e65c06b1ef2c07de8f32b6c064751

Detections:

SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24

Link:

https://www.unpac.me/results/a41a302a-9883-4c90-b731-bf4ff58c7f0b/

SH256 hash:

34466b37889b758c8a87cab084a96a8547e2f58242d3404b895f007accf6fb24

MD5 hash:

c0d26a57376a5c790986be15e8bc6997

SHA1 hash:

7801be31bf2727e5d059e266efcd74b5a8ca4b6e

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/a41a302a-9883-4c90-b731-bf4ff58c7f0b/

Parent samples :

53744fdba0544f915f43eddad494ea07a405776df30864415d6b1445db042481
2d85a6addb1f89da26badd56d4d35c19548b473469460e59bcfcc2320676db20

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/2d85a6addb1f/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:	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:	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.

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

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