MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 308361b8590182650646d2ef51c21778bed0bb6ef363df907a15bbe45994a5e6. 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: 8
| SHA256 hash: | 308361b8590182650646d2ef51c21778bed0bb6ef363df907a15bbe45994a5e6 |
|---|---|
| SHA3-384 hash: | 26da856f12082aae9e142ef6a9a2faaf47be033e5c92092c7b01ec413da6934e8db662b4e328becb238dafc7d24a689b |
| SHA1 hash: | 52d0b650014692091be993850118ac458018655f |
| MD5 hash: | cbf7a0288f26fe463d44267a6d739c24 |
| humanhash: | stream-maine-indigo-sad |
| File name: | cbf7a0288f26fe463d44267a6d739c24.exe |
| Download: | download sample |
| Signature | MassLogger |
| File size: | 1'687'552 bytes |
| First seen: | 2020-09-27 07:49:20 UTC |
| Last seen: | 2020-09-27 08:37:44 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'648 x AgentTesla, 19'452 x Formbook, 12'201 x SnakeKeylogger) |
| ssdeep | 24576:dcINPsNCdREDFFuCcrgz3nRe+wHD9yF7o7pg23Ao3hYK77LDM8GQjq1yDY:dcINS2ROfzA+eByO7K233hfTxZwyDY |
| Threatray | 620 similar samples on MalwareBazaar |
| TLSH | FA75E1DD762472EFC85BD4B29AA81C74EB50B4BB471F5213D02716ADAA4D887CF240F2 |
| Reporter |  abuse_ch |
| Tags: | exe MassLogger |
Intelligence
File Origin
# of uploads :
2
# of downloads :
152
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Result
Verdict:
Malware
Maliciousness:
Behaviour
Sending a UDP request
Creating a window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
Unauthorized injection to a recently created process
Enabling autorun by creating a file
Result
Threat name:
MassLogger RAT
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Detected unpacking (changes PE section rights)
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
May check the online IP address of the machine
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
PE file contains section with special chars
PE file has nameless sections
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sigma detected: Scheduled temp file as task from temp location
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to steal Mail credentials (via file access)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM_3
Yara detected Costura Assembly Loader
Yara detected MassLogger RAT
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Backdoor.Remcos
Status:
Malicious
First seen:
2020-09-22 11:35:17 UTC
AV detection:
26 of 29 (89.66%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
masslogger
Similar samples:
+ 610 additional samples on MalwareBazaar
Result
Malware family:
masslogger
Score:
10/10
Tags:
ransomware stealer spyware family:masslogger
Behaviour
Creates scheduled task(s)
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Looks up external IP address via web service
Checks computer location settings
Reads user/profile data of web browsers
MassLogger
MassLogger log file
Unpacked files
SH256 hash:
76485409cb017a48f703d8a73e92a807317d284627a4b87a795f284da27fdb28
MD5 hash:
22b288aa906b7b3388fbd89ab79f2ece
SHA1 hash:
5335cbda006c009b2d7ece5532557c3008c1e2d6
SH256 hash:
8a9909d17b341bd3bddd6ac8ee2253d5484a5bc12a883c58c15b81498d1625a8
MD5 hash:
0158203ddee7422cfbb201321db27232
SHA1 hash:
357c7b9f8d58965a09e6e6a33ceda09f18523ed6
Detections:
win_masslogger_w0
SH256 hash:
04aee74823779bf339419fe194d5f269ca831622cc3c2929e7ed10684f07164a
MD5 hash:
5f5604646b3cc099ed14c958f8ef292f
SHA1 hash:
4087469669ac113b5e2b24c7fdcfb8a8ba2dd3a1
SH256 hash:
c33a291e93e0a3787880204ef08c46fa2c5c9ceca47271318d41895304c5668e
MD5 hash:
89354335c6e1845f9368ec3935b5091a
SHA1 hash:
7afd58f77b589c5dac42f8ac106e477fdb18260b
SH256 hash:
c868b63fc2d6e4212154bd13ce94f4118d8aef179e30ab308da5344d023b3b60
MD5 hash:
b673fea1ddaae7b8d4ac87bde81f1afa
SHA1 hash:
eb46494d27d5de14091264a981c1aa9d5a84a293
SH256 hash:
308361b8590182650646d2ef51c21778bed0bb6ef363df907a15bbe45994a5e6
MD5 hash:
cbf7a0288f26fe463d44267a6d739c24
SHA1 hash:
52d0b650014692091be993850118ac458018655f
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: | masslogger_gcch |
|---|---|
| Author: | govcert_ch |
| 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.
Web download
Delivery method
Distributed via web download
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