MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 0c0971539edbe03cca06bcaf61f5041d99a4056d20190f582de50a87e8a3c6ce. 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
| SHA256 hash: | 0c0971539edbe03cca06bcaf61f5041d99a4056d20190f582de50a87e8a3c6ce |
|---|---|
| SHA3-384 hash: | 6ab4537ff832522a8afb2457a5885b966ff59778d78a599344f0a34fca9f8ba586bd7c6dd4fbeba0e38a119f612f0ef3 |
| SHA1 hash: | 2ad7ff550ab491b5951724dc378d54f7a8240fec |
| MD5 hash: | 3598318975e9c4ee008e86afb23995e0 |
| humanhash: | sad-gee-eight-apart |
| File name: | rt94UFPUzw1WEsSM.exe |
| Download: | download sample |
| Signature | MassLogger |
| File size: | 559'104 bytes |
| First seen: | 2025-03-03 10:30:09 UTC |
| Last seen: | 2025-03-03 11:46:43 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:Fadilzavmo0UTNO2e2N5jNz4zDZ+zj3qFHq:wdilzavmo7he2N5REvEH3q9q |
| Threatray | 4'634 similar samples on MalwareBazaar |
| TLSH | T198C4F1A82249DB13C95453B45972F67027FC1D9DB812E6139FD9BDDBB97AF200E80243 |
| 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 |  FXOLabs |
| Tags: | exe MassLogger |
Intelligence
File Origin
# of uploads :
2
# of downloads :
452
Origin country :
BRVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
rt94UFPUzw1WEsSM.exe
Verdict:
Malicious activity
Analysis date:
2025-03-03 10:30:36 UTC
Tags:
evasion snake keylogger stealer
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
96.5%
Tags:
snake shell virus 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
Reading critical registry keys
Adding an exclusion to Microsoft Defender
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
obfuscated obfuscated packed packed packer_detected
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
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
Result
Threat name:
MSIL Logger, MassLogger RAT
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
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
Joe Sandbox ML detected suspicious sample
Loading BitLocker PowerShell Module
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)
Yara detected AntiVM3
Yara detected MassLogger RAT
Yara detected MSIL Logger
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Score:
100%
Verdict:
Malware
File Type:
PE
Threat name:
ByteCode-MSIL.Backdoor.njRAT
Status:
Malicious
First seen:
2025-03-03 10:13:01 UTC
File Type:
PE (.Net Exe)
Extracted files:
11
AV detection:
26 of 38 (68.42%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
unknown_loader_037
novastealer
Similar samples:
+ 4'624 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
8/10
Tags:
collection discovery execution spyware stealer
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
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
Verdict:
Malicious
Tags:
404keylogger
YARA:
n/a
Unpacked files
SH256 hash:
0c0971539edbe03cca06bcaf61f5041d99a4056d20190f582de50a87e8a3c6ce
MD5 hash:
3598318975e9c4ee008e86afb23995e0
SHA1 hash:
2ad7ff550ab491b5951724dc378d54f7a8240fec
SH256 hash:
0e6dbd2f027f9f8ba05e09099888aa9f98db5f1ce1038f0e5451201d9ada7e6f
MD5 hash:
c27a76ff06dd280c01533dfed134709a
SHA1 hash:
0f446823cc3801259d59280bd2d13267e5b91251
SH256 hash:
31870585d52015260ba15f1e020ada525ed0960ae956329ee1da813f7fde3bb6
MD5 hash:
147aab2273a9baed329dfd92cec497d0
SHA1 hash:
509756cc476aa41e279e6e7ff814915453f4e811
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
SUSP_OBF_NET_Reactor_Indicators_Jan24
SH256 hash:
1def95dfe0fe1b4e958012ac9a2919038f5d5849a996d73c4c599e262b287f61
MD5 hash:
91bde200d80d3fbccd8a197656398a96
SHA1 hash:
c730d5022eea49852fa15472b85aba61d3d844d0
Detections:
win_404keylogger_g1
win_masslogger_w0
MAL_Envrial_Jan18_1
INDICATOR_SUSPICIOUS_Binary_References_Browsers
INDICATOR_SUSPICIOUS_EXE_TelegramChatBot
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
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 |
|---|---|
| Author: | schmidtsz |
| Description: | Identify partial Agent Tesla strings |
| Rule name: | crime_snake_keylogger |
|---|---|
| Author: | Rony (r0ny_123) |
| Description: | Detects Snake keylogger payload |
| Rule name: | INDICATOR_SUSPICIOUS_Binary_References_Browsers |
|---|---|
| Author: | ditekSHen |
| Description: | Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. |
| Rule name: | INDICATOR_SUSPICIOUS_EXE_TelegramChatBot |
|---|---|
| Author: | ditekSHen |
| Description: | Detects executables using Telegram Chat Bot |
| Rule name: | MAL_Envrial_Jan18_1 |
|---|---|
| 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 |
|---|---|
| Author: | Florian Roth |
| Description: | Detects Encrial credential stealer malware |
| Reference: | https://twitter.com/malwrhunterteam/status/953313514629853184 |
| Rule name: | masslogger_gcch |
|---|---|
| Author: | govcert_ch |
| Rule name: | NET |
|---|---|
| Author: | malware-lu |
| Rule name: | NETexecutableMicrosoft |
|---|---|
| Author: | malware-lu |
| Rule name: | pe_imphash |
|---|
| Rule name: | RANSOMWARE |
|---|---|
| Author: | ToroGuitar |
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
| Rule name: | Sus_Obf_Enc_Spoof_Hide_PE |
|---|---|
| Author: | XiAnzheng |
| Description: | Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP) |
| Rule name: | telegram_bot_api |
|---|---|
| Author: | rectifyq |
| Description: | Detects file containing Telegram Bot API |
| Rule name: | Windows_Trojan_SnakeKeylogger_af3faa65 |
|---|---|
| Author: | Elastic Security |
| Rule name: | win_masslogger_w0 |
|---|---|
| Author: | govcert_ch |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Malspam
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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