MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 dcb94196fd719a94eeb2e3b66faa654367319fa477b955bf86fc3a1378514bc8. 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 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: dcb94196fd719a94eeb2e3b66faa654367319fa477b955bf86fc3a1378514bc8
SHA3-384 hash: 4dcbc8264e3ad74c0f3bf3dfb872242a0a35f262bb9e247ca243b23c57831b8a0a88d72f8a575fe96d2c0cff65bb4107
SHA1 hash: 9c04ddf1e582c8862aae0edf047479ef262289e4
MD5 hash: 46a8889bb7e4594dff2a96f7f834b94e
humanhash: december-vegan-floor-wolfram
File name:dcb94196fd719a94eeb2e3b66faa654367319fa477b955bf86fc3a1378514bc8
Download: download sample
Signature MassLogger
Create hunting rule
File size:594'432 bytes
First seen:2025-03-10 11:28:25 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:sMr8ITcdYeXY/e1kPew9cvLzPwZFm9glvyg64NTQ:sMrbARAewqvXO0KNTQ
Threatray 1'564 similar samples on MalwareBazaar
TLSH T173C4E0847768B902C99987B40671F6B857382EDE9400E31B9ED97DEF7CB6F410E09683
TrID 67.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.7% (.EXE) Win64 Executable (generic) (10522/11/4)
6.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.1% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika pebin
dhash icon ae2f032b0b030b8e (9 x MassLogger, 6 x Formbook, 5 x AgentTesla)
Reporter adrian__luca
Tags:exe MassLogger

Intelligence

File Origin
# of uploads :
1
# of downloads :
319
Origin country :
HU HU
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
dcb94196fd719a94eeb2e3b66faa654367319fa477b955bf86fc3a1378514bc8
Verdict:
Malicious activity
Analysis date:
2025-03-10 13:53:06 UTC
Tags:
snake keylogger evasion stealer ims-api generic
Link:
https://app.any.run/tasks/8a5e7d44-b450-481a-8e49-b10cc0fb716c

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67ced6c31f777fe3060896af
Tags:
dropper shell virus
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
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:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
formbook obfuscated packed packed packer_detected reconnaissance vbnet
Link:
https://www.filescan.io/uploads/67cecd154a3011c802cc1d93/reports/d7e74deb-f531-4364-9dcc-c661e57fc27c/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/dcb94196fd719a94eeb2e3b66faa654367319fa477b955bf86fc3a1378514bc8
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/8710dd5d-b784-4d40-b485-d1a262d528aa
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/1633556
Signature
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
Adds a directory exclusion to Windows Defender
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Injects a PE file into a foreign processes
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:
Download SVG
Score:
99%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/dcb94196fd719a94eeb2e3b66faa654367319fa477b955bf86fc3a1378514bc8
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/dcb94196fd719a94eeb2e3b66faa654367319fa477b955bf86fc3a1378514bc8/
Threat name:
ByteCode-MSIL.Backdoor.FormBook
Create hunting rule
Status:
Malicious
First seen:
2025-02-24 03:31:27 UTC
File Type:
PE (.Net Exe)
Extracted files:
13
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=3s4udfx5ognjj3vs4o3g7ktfinttdh5eo64vlp4g7q5bg6crjpea._file
Verdict:
malicious
Label(s):
novastealer
Create hunting rule
unc_loader_037
Create hunting rule
Similar samples:
360ca290783e8135d794a7e5952a7b5a964cfad8a202438468aad9512d76afc9
MassLogger
73a1e1c3b56b3a2993e6274960605e0221cb289a45db122861b1f2187d92ae1d
MassLogger
8ea6427ed08636f4220611662424cdf09103fecdb4ef6a0c15103c715364fbf3
MassLogger
d1bd52996d15f124682fc7c59f4a70d7b54f5a89919f8de36f09fe0efc51eb5c
MassLogger
dcb94196fd719a94eeb2e3b66faa654367319fa477b955bf86fc3a1378514bc8
MassLogger
error
MassLogger
fb2ab01f0bad4d234b41b5d4a0ade4362b8342b4513a07e453b9c911b7a42f0c
MassLogger
+ 1'554 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  8/10
Tags:
collection discovery execution spyware stealer
Link:
https://tria.ge/reports/250310-nlq9tssp16/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
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
Link:
https://app.threat.zone/submission/fa9487a6-dfaa-48c0-9d47-560cda56292e
Unpacked files
SH256 hash:
dcb94196fd719a94eeb2e3b66faa654367319fa477b955bf86fc3a1378514bc8
MD5 hash:
46a8889bb7e4594dff2a96f7f834b94e
SHA1 hash:
9c04ddf1e582c8862aae0edf047479ef262289e4
Link:
https://www.unpac.me/results/7e8574d7-5a59-4fd0-b96d-68b63c07ad20/
SH256 hash:
be02de20ca68142bec5a57b35e6a8cff56faf65d839fed988db22d97f69ef107
MD5 hash:
30aa0ab0e1dcc62ad74a295c1d0b2976
SHA1 hash:
0227ab916e83b373e341c43ba9f0dd01e843d480
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/7e8574d7-5a59-4fd0-b96d-68b63c07ad20/
SH256 hash:
e80a463e16b14b43e4112cb8f0cb0cf44ff245be592202042373a02b9ea4deb9
MD5 hash:
bbea1aafd0d7058f6f46c8ceff355f96
SHA1 hash:
14ca07073c0a943129823d6532358a55761a203f
Link:
https://www.unpac.me/results/7e8574d7-5a59-4fd0-b96d-68b63c07ad20/
SH256 hash:
158bc834f731028ae6f05d84e25eeeb473388fb79c53c4c97f2d5a73b7f30adf
MD5 hash:
49ea5ffb3686c65b4cb7dc754cca1b68
SHA1 hash:
a9114fdfb71ecefe25e80e02200d634a56918c20
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/7e8574d7-5a59-4fd0-b96d-68b63c07ad20/
Parent samples :
d003d51384319fc697de30896a9c38c3363e352de173406f78f29410ca3282a4
ce274c08c15204a7168689d039f94e7c96a7e4a079b48cb2cbb10ec5bbf25ead
cef5d5a46f1f6207c526fbe6e55d370b3bf2543bb7cf53750002933881c89b19
dcb94196fd719a94eeb2e3b66faa654367319fa477b955bf86fc3a1378514bc8
3fcec0419790343650a5387187c63f9c0ad5c394e4aef74d7b6163fc33db600b
aa291e4ac1c7bef9248dab1d598ce833e4c837963ed8583d652164e22b93511a
14ef2ca8d70361093a610be8e6d53079fd70c4d4f7698710e5589fad7ecd5d13
ae0a78b28311cfe3a115b22d674e69afacac5eb67dba804f6ec349b92c5dcb92
7d0934c44e3cf244874fa50f546b9947eab423ccdb228930a28d63a9972c290e
c3287e8fd9e29c8818bbc9d162989d7d42095f7703c084162fa89a750218660b
371e5213895306bc58052925b92da7af2770b12683525c7361934b6477399f54
ff319430f00da8eebd3b92f0d494c1dd9bee7f9ef3a8101dda2ce14968b9811a
6ee6b8c1ca6f5f593c90c89261f06b3cc33d14263f19b4f76d3d1aff205cf14f
df3ca2d4db7a1b0ae6271cb473ede6b6f3b8ae1b483342fe11bf95a42f688e47
3d66174c58d543c350e84a90f101449af1a8015a255626f1fbfe60b82c9719c8
990c77e153654af651dd65621067c83122d88812a97d9a093c86459fe39de6f6
12fbc26c6aebd4063ef91b729e36903eef1ff8a5b3a930ecfc501311d103295f
35cd26db3de4420e0442ef5cf452e7f52519f98f3d3f7d168fb235bda1d8548b
d78b1315a596c3424ed01722ea7d1370180affa97474a8a4fd55b1bb012c8411
3f2a428fd841cfcc962fc2f384208a4226845394bb253341dbe1fff05069a2c8
a534cc811354388f83a4dde6f1898bda4752ad567594d7656d7c71f86383881a
b55e1d97cb0f73d37af6472d1f7722018ddb8bd9ea1e5d920da9c80964663e13
fab6e3a7f39a59f9cc7e909661048841701f6b65aacf9154fcfa8341dbbfef37
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/dcb94196fd719a94eeb2e3b66faa654367319fa477b955bf86fc3a1378514bc8

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
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
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)

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

Comments