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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8ccfaefa6314243868149105106f02c4ef8bbbe80480319a03e5c7bfb31082f9. 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: 16


Intelligence 16 IOCs YARA 4 File information Comments

SHA256 hash: 8ccfaefa6314243868149105106f02c4ef8bbbe80480319a03e5c7bfb31082f9
SHA3-384 hash: 88ffb8e9f27dfdaec438c408bbb9869e367836187bfaf5599c9b10a8e75b35cb4bfe661d2d353583a262cc008d661b0d
SHA1 hash: 09c9e45fa905cc418457bcab6ff54f29f8a7bb94
MD5 hash: 2e00603a43a234af7739b77e12021bca
humanhash: london-fruit-blue-fish
File name:8ccfaefa6314243868149105106f02c4ef8bbbe80480319a03e5c7bfb31082f9
Download: download sample
Signature MassLogger
File size:1'521'152 bytes
First seen:2026-09-04 20:25:21 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (49'273 x AgentTesla, 20'622 x Formbook, 12'394 x SnakeKeylogger)
ssdeep 24576:mhd8hWRZNFa5K/eWbtlQwH5AWyE+ytioxQxeZsPbyyn50g6GtQx2:OxjOK3btqK5AWyE+86xeZsPn2Yg
TLSH T1F96501C67399C902D5E25FB0EA61C3710B31AD6E6100C50B56F63CEB3FAD793A805A97
TrID 73.9% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
6.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
6.6% (.EXE) Win64 Executable (generic) (6522/11/2)
4.5% (.EXE) Win32 Executable (generic) (4504/4/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Magika pebin
dhash icon c6f3b8be8ab2a282 (2 x MassLogger, 1 x PhantomStealer)
Reporter adrian__luca
Tags:exe MassLogger

Intelligence


File Origin
# of uploads :
1
# of downloads :
142
Origin country :
HU HU
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
6.rar
Verdict:
Malicious activity
Analysis date:
2026-08-07 14:42:48 UTC
Tags:
arch-exec netreactor loader github phantom stealer

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
99.1%
Tags:
virus shell msil
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Creating a process with a hidden window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Using the Windows Management Instrumentation requests
DNS request
Connection attempt
Sending a custom TCP request
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Adding an exclusion to Microsoft Defender
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
entropy formbook obfuscated packed vbnet
Verdict:
Malicious
File Type:
exe x32
First seen:
2026-08-07T11:30:00Z UTC
Last seen:
2026-09-05T21:23:00Z UTC
Hits:
~100
Verdict:
inconclusive
YARA:
10 match(es)
Tags:
.Net Executable Managed .NET PE (Portable Executable) PE File Layout SOS: 0.37 Win 32 Exe x86
Threat name:
ByteCode-MSIL.Trojan.SnakeKeyLogger
Status:
Malicious
First seen:
2026-08-07 14:51:18 UTC
File Type:
PE (.Net Exe)
Extracted files:
41
AV detection:
27 of 36 (75.00%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
PhantomStealer
Result
Malware family:
n/a
Score:
  8/10
Tags:
collection discovery execution persistence spyware stealer
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
Checks computer location settings
Executes dropped EXE
Reads user/profile data of web browsers
Command and Scripting Interpreter: PowerShell
Unpacked files
SH256 hash:
8ccfaefa6314243868149105106f02c4ef8bbbe80480319a03e5c7bfb31082f9
MD5 hash:
2e00603a43a234af7739b77e12021bca
SHA1 hash:
09c9e45fa905cc418457bcab6ff54f29f8a7bb94
SH256 hash:
5211eea4e91d9fbec6c16f88f934feae8b5c659acbe8007683987a4633725d02
MD5 hash:
bfa252e70857194d7d8d1198e9acbf03
SHA1 hash:
54e1dc5bc879d2d99b60efcc8bfcc7151a2be4de
Detections:
SUSP_OBF_NET_Reactor_Indicators_Jan24
SH256 hash:
b1607f0b4025a898cad12408b2737107cb711f7f241800a2e5c83166af5b3d28
MD5 hash:
a135ed941521ac30919e8632701b3af3
SHA1 hash:
5b70c3adf16ece201788a570c389f3271ce230d5
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
SH256 hash:
5331edca74c30df814cc5206245675150401cc21148639bc7cd3dec0c2319966
MD5 hash:
4cf85a328f58daef986034be5bb01938
SHA1 hash:
96fc7ce2e097ac34ca4a27f67421fb615a84eed6
Detections:
triage_net_infostealer_wsh triage_vidar_infostealer win_masslogger_w0 cn_utf8_windows_terminal INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs INDICATOR_SUSPICIOUS_Binary_References_Browsers INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store INDICATOR_SUSPICIOUS_EXE_RegKeyComb_DisableWinDefender INDICATOR_SUSPICIOUS_EXE_SandboxComputerNames INDICATOR_SUSPICIOUS_EXE_SandboxUserNames
Malware family:
PhantomStealer
Verdict:
Malicious
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:NET
Author:malware-lu
Rule name:NETexecutableMicrosoft
Author:malware-lu
Rule name:pe_imphash
Rule name:Skystars_Malware_Imphash
Author:Skystars LightDefender
Description:imphash

File information


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

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