MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 18a2d62cc5a151ec2c53c054572a0c762f4f7d6ed600526823a474498942a770. 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: 17


Intelligence 17 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 18a2d62cc5a151ec2c53c054572a0c762f4f7d6ed600526823a474498942a770
SHA3-384 hash: 46f5d6ba2c69e61f9800545b01e2c0787f35047b32a958f553a66ead3a80f4aba9de790df56b9c44f6735e300f097746
SHA1 hash: 8a5b6e006d5a2dc6d18bc679852d4c2e22e6ed9b
MD5 hash: c53b67af325066b418d5acf3e67e93eb
humanhash: network-vermont-november-oranges
File name:rTEKL__FTALEPVEF__YATTEKL__F__.exe
Download: download sample
Signature MassLogger
Create hunting rule
File size:911'872 bytes
First seen:2024-09-25 12:26:03 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 24576:jcdjNn2aRLG6sBjelRZyN8Mv3ia52cXQz1Ft:0N2GLG5xelRZyGMvn2QQz1Ft
Threatray 4'635 similar samples on MalwareBazaar
TLSH T15515CE1026A8CA05D8BE27B5E570D2F007B66D5EE8B6D61F9EC0BCDF3932B104926747
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
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 FXOLabs
Tags:exe MassLogger

Intelligence

File Origin
# of uploads :
1
# of downloads :
374
Origin country :
BR BR
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
rTEKL__FTALEPVEF__YATTEKL__F__.exe
Verdict:
Malicious activity
Analysis date:
2024-09-25 12:49:21 UTC
Tags:
evasion snake keylogger telegram
Link:
https://app.any.run/tasks/6f1ab5be-9d46-4aaa-8e17-10e109597ac5

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Porcupine.Unclassified.268448.UNOFFICIAL
Create hunting rule

Win.Dropper.Nanocore-10025638-0
Create hunting rule

Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66f4015f56c487103d5262b7
Tags:
Discovery Execution Network Static Stealth Msil Exploit Snake Tori Msil
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
Adding an exclusion to Microsoft Defender
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
bladabindi nanocore packed
Link:
https://www.filescan.io/uploads/66f401a0dcb7aa64740f519f/reports/74d52b86-3694-4c53-854c-35e0d2c3ea4d/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/18a2d62cc5a151ec2c53c054572a0c762f4f7d6ed600526823a474498942a770
Result
Verdict:
SUSPICIOUS
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/adbb7262-f00d-43fe-a2bd-8f3115ce278e
Result
Threat name:
Snake Keylogger, VIP Keylogger
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1518230
Signature
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
Adds a directory exclusion to Windows Defender
AI detected suspicious sample
Antivirus detection for URL or domain
Contains functionality to capture screen (.Net source)
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Injects a PE file into a foreign processes
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
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 the Telegram API (likely for C&C communication)
Yara detected AntiVM3
Yara detected Generic Downloader
Yara detected Snake Keylogger
Yara detected Telegram RAT
Yara detected VIP Keylogger
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1518230 Sample: rTEKL__FTALEPVEF__YATTEKL__... Startdate: 25/09/2024 Architecture: WINDOWS Score: 100 26 reallyfreegeoip.org 2->26 28 api.telegram.org 2->28 30 2 other IPs or domains 2->30 38 Found malware configuration 2->38 40 Malicious sample detected (through community Yara rule) 2->40 42 Antivirus detection for URL or domain 2->42 48 13 other signatures 2->48 8 rTEKL__FTALEPVEF__YATTEKL__F__.exe 4 2->8         started        signatures3 44 Tries to detect the country of the analysis system (by using the IP) 26->44 46 Uses the Telegram API (likely for C&C communication) 28->46 process4 file5 24 C:\...\rTEKL__FTALEPVEF__YATTEKL__F__.exe.log, ASCII 8->24 dropped 50 Adds a directory exclusion to Windows Defender 8->50 52 Injects a PE file into a foreign processes 8->52 12 rTEKL__FTALEPVEF__YATTEKL__F__.exe 15 2 8->12         started        16 powershell.exe 23 8->16         started        18 rTEKL__FTALEPVEF__YATTEKL__F__.exe 8->18         started        signatures6 process7 dnsIp8 32 api.telegram.org 149.154.167.220, 443, 61641 TELEGRAMRU United Kingdom 12->32 34 reallyfreegeoip.org 188.114.97.3, 443, 49717, 49719 CLOUDFLARENETUS European Union 12->34 36 checkip.dyndns.com 132.226.8.169, 49712, 49720, 49723 UTMEMUS United States 12->36 54 Tries to steal Mail credentials (via file / registry access) 12->54 56 Tries to harvest and steal browser information (history, passwords, etc) 12->56 58 Loading BitLocker PowerShell Module 16->58 20 WmiPrvSE.exe 16->20         started        22 conhost.exe 16->22         started        signatures9 process10
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/18a2d62cc5a151ec2c53c054572a0c762f4f7d6ed600526823a474498942a770
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/18a2d62cc5a151ec2c53c054572a0c762f4f7d6ed600526823a474498942a770/
Threat name:
ByteCode-MSIL.Spyware.Snakekeylogger
Create hunting rule
Status:
Malicious
First seen:
2024-09-18 10:57:10 UTC
File Type:
PE (.Net Exe)
Extracted files:
26
AV detection:
21 of 24 (87.50%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=dcrnmlgfufi6ylctybkfokqmoyxu67lo2yafe2bdur2etckcu5ya._file
Verdict:
malicious
Label(s):
vipkeylogger
Create hunting rule
unknown_loader_037
Create hunting rule
Similar samples:
02a77fa955d842da1fc43727bd10e6b4946bc24b1b4715aaac5dfe1786157f36
MassLogger
217ff78957eee54caf44a134c5e67fc767e93eca29e06c66d418c681511a5392
MassLogger
373c646ee32019c2be8b5a7bcb8f4fca5f402b9bf10be351751724af23c0bb1f
MassLogger
524328b6282edf32cf0f983b0617b5a97c0dcdf68105f5a57d5899bd71ee9dd1
MassLogger
5d6e59de735aa24c42ef1e17b51af9a61333921fea22fabfc2be0d3f780f67ac
MassLogger
980b094b0fb8f34cd9e32dad5cb606b32cd4a53174bee1167c8cf2205c6a9143
MassLogger
a8fc863675e253d07442f7ec272cda902d5c7127a92b80a0639ae59aadbac1a2
MassLogger
+ 4'625 additional samples on MalwareBazaar
Result
Malware family:
vipkeylogger
Create hunting rule
Score:
  10/10
Tags:
family:vipkeylogger collection discovery execution keylogger spyware stealer
Link:
https://tria.ge/reports/240925-pl81bayckd/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Browser Information Discovery
Enumerates physical storage devices
System Location Discovery: System Language 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
VIPKeylogger
Verdict:
Malicious
Tags:
snake_keylogger
YARA:
n/a
Link:
https://app.threat.zone/submission/1353f1ec-e1dd-4857-96af-6d8c1380c8c8
Unpacked files
SH256 hash:
e5b65c0d938b6a833eda32f2de4e4ecdd28d5dd2fd70a3b6cc6be9ea201b32ea
MD5 hash:
4a41b35ab2bf715a5614c8ee0e6274df
SHA1 hash:
ab8c1ed19d86df1eae3e391af9ac745fc01ddf29
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
Create hunting rule
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/f34638f7-4aa6-4ef9-a0a1-1442c07eef83/
SH256 hash:
e1557713ec59856d00ade1994862f6995137b234626b1f61d8c7d86cd530190a
MD5 hash:
bd7ee17993181beae934effac56ef77d
SHA1 hash:
5867d7def7f2eba5767e3c524a05d5650221f339
Detections:
win_masslogger_w0
Create hunting rule
win_404keylogger_g1
Create hunting rule
MAL_Envrial_Jan18_1
Create hunting rule
Link:
https://www.unpac.me/results/f34638f7-4aa6-4ef9-a0a1-1442c07eef83/
Parent samples :
61273d957fcca98eed2c70d8475bc6f8dc9b637246e998727f6771a915c69bb0
18a2d62cc5a151ec2c53c054572a0c762f4f7d6ed600526823a474498942a770
c4fcfe21455f3aa808eafdc8d0454c72019de3a104e518fc9f059335b4dc6202
a0a21dd376537c79ac0be99488eef94cf21475cd98de2c6cee0094a8fd52cdc0
c3bc0f624964efbdb410648c80ed1357b28f293ce0d0c7602fcae852e37ad918
08fc3b1fd5055344609064d31139e4a8e1c26d8c5d353b1ca97b4148f03d8823
3dcbee6ee102a689e41b9198c27fceed7962f5ce3861721032898e5771087d50
fb1087f5ae803f42c462f64d69e98d93fde21279c9f0be092c38c91caa20825f
f2241314a8601e3c955f96e5923407a14adac63c7dae4c38a98e83e15a53dbde
990e32f2b58b0c11d9998695169ab6a6b0825fc2c4c70d366eb2197360875edc
7bd9596f753e58ba917ba418c191af8fcb9b537e73ee6a86989960099585394f
ba953663cd60752b2b928cbf2b34533961cca881d9d5c7cb98b7802988b89f3a
SH256 hash:
d1f4761e2e1e15fe454a70864c3aa1da7d6dc90582222bbd7e6d53d0bbee6f62
MD5 hash:
b08a9c9cb485bd7567bf062922a1e897
SHA1 hash:
3b5781fb115d06bdede80cb6ff627fde1a50d9f5
Link:
https://www.unpac.me/results/f34638f7-4aa6-4ef9-a0a1-1442c07eef83/
Parent samples :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 hash:
18a2d62cc5a151ec2c53c054572a0c762f4f7d6ed600526823a474498942a770
MD5 hash:
c53b67af325066b418d5acf3e67e93eb
SHA1 hash:
8a5b6e006d5a2dc6d18bc679852d4c2e22e6ed9b
Link:
https://www.unpac.me/results/f34638f7-4aa6-4ef9-a0a1-1442c07eef83/
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/18a2d62cc5a151ec2c53c054572a0c762f4f7d6ed600526823a474498942a770

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: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:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

MassLogger

Executable exe 18a2d62cc5a151ec2c53c054572a0c762f4f7d6ed600526823a474498942a770

(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
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high

Comments