MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 55751f7c65bff12a828fba02b49f9471869fb56108c1cfb919120f9bd4211660. 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 14 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 55751f7c65bff12a828fba02b49f9471869fb56108c1cfb919120f9bd4211660
SHA3-384 hash: 6fa3663ae17248d612c471af23966e9067a586a3394879d9584137d98008944ca542a9d4fd9ff8b1156892e685ff2192
SHA1 hash: a1231626743d38c396f4b2e132a5a41515cd6e6d
MD5 hash: 74d23a81f34f5cfd04515bd79245738e
humanhash: fanta-lithium-king-burger
File name:CloudServices.exe
Download: download sample
Signature MassLogger
Create hunting rule
File size:93'696 bytes
First seen:2025-03-16 20:27:13 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'206 x SnakeKeylogger)
ssdeep 1536:xmhwZHb+B7SALRh+hThN/UP/UJS/UJ5/UJpwsfVVYpLN7FMRFZKpZ3I:KwZHb+B7SCRh+hThN/UP/UJS/UJ5/UJf
TLSH T1C893E70D37E88914D9FF8572E57151110B7AFC464926D22D0BD9B8EE2B3BA8089C7BD3
TrID 66.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.5% (.EXE) Win64 Executable (generic) (10522/11/4)
5.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.5% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.0% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika pebin
Reporter BastianHein
Tags:exe MassLogger

Intelligence

File Origin
# of uploads :
1
# of downloads :
460
Origin country :
CL CL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
CloudServices.exe
Verdict:
Malicious activity
Analysis date:
2025-03-16 20:27:53 UTC
Tags:
snake keylogger evasion stealer
Link:
https://app.any.run/tasks/f5e787b8-96da-40cd-b506-d69da1694aa1

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67d742d508116ce4257193ec
Tags:
virus micro smtp
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
DNS request
Connection attempt
Sending an HTTP GET request
Sending a custom TCP request
Reading critical registry keys
Creating a window
Verdict:
Malicious
Labled as:
MSIL.PasswordStealerA.Generic
Link:
https://www.hybrid-analysis.com/sample/55751f7c65bff12a828fba02b49f9471869fb56108c1cfb919120f9bd4211660
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
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/a3ddcd9a-c1cb-471d-9f48-5dc1f4d424fb
Result
Threat name:
MSIL Logger, MassLogger RAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1640009
Signature
.NET source code references suspicious native API functions
Antivirus / Scanner detection for submitted sample
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 MassLogger RAT
Yara detected MSIL Logger
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/55751f7c65bff12a828fba02b49f9471869fb56108c1cfb919120f9bd4211660
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/55751f7c65bff12a828fba02b49f9471869fb56108c1cfb919120f9bd4211660/
Threat name:
ByteCode-MSIL.Infostealer.Mintluks
Create hunting rule
Status:
Malicious
First seen:
2025-03-16 20:28:11 UTC
File Type:
PE (.Net Exe)
Extracted files:
2
AV detection:
20 of 24 (83.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=kv2r67dfx7ysvaupxibljh4uogdj7nlbbda47oizcihzxvbbczqa._file
Verdict:
malicious
Label(s):
novastealer
Create hunting rule
Similar samples:
error
MassLogger
Result
Malware family:
n/a
Score:
  7/10
Tags:
collection discovery spyware stealer
Link:
https://tria.ge/reports/250316-y82desyxd1/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
outlook_office_path
outlook_win_path
System Location Discovery: System Language Discovery
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:
Malicious
Tags:
keylogger snake_keylogger Win.Malware.Generic-10008460-0 404keylogger
YARA:
Windows_Trojan_SnakeKeylogger_af3faa65
Link:
https://app.threat.zone/submission/06e69ab9-797c-4edc-a5b0-ca3d35960d2c
Unpacked files
SH256 hash:
55751f7c65bff12a828fba02b49f9471869fb56108c1cfb919120f9bd4211660
MD5 hash:
74d23a81f34f5cfd04515bd79245738e
SHA1 hash:
a1231626743d38c396f4b2e132a5a41515cd6e6d
Detections:
win_404keylogger_g1
Create hunting rule
win_masslogger_w0
Create hunting rule
MAL_Envrial_Jan18_1
Create hunting rule
INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_TelegramChatBot
Create hunting rule
Link:
https://www.unpac.me/results/56f0ce4c-a756-4e70-81af-c273fa10071b/
Parent samples :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 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/55751f7c65bff12a828fba02b49f9471869fb56108c1cfb919120f9bd4211660

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: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.

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
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (GUARD_CF)high

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