MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b22d33b348ba648c5f39061bb4e743ed6a52dd57720de34902c093a2f2ac97ab. 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


Intelligence 8 IOCs YARA 5 File information Comments
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SHA256 hash: b22d33b348ba648c5f39061bb4e743ed6a52dd57720de34902c093a2f2ac97ab
SHA3-384 hash: 75b0b9669c854cb0d77d13af4ccada0cbf984358a9bd1aaac0bc55d5f116af9ea8e5da9e20a9d702149ba535c4c0c697
SHA1 hash: fceadd8e923e980eef4f9ab72609a3b04165c56e
MD5 hash: 974acc695d86bd5417dab90eba289404
humanhash: angel-massachusetts-island-monkey
File name:974acc695d86bd5417dab90eba289404.exe
Download: download sample
Signature MassLogger
Create hunting rule
File size:2'513'920 bytes
First seen:2020-10-26 16:18:05 UTC
Last seen:2020-10-26 17:51:45 UTC
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:WGi+i9SLXaFco3OXKeTC0lTaonYaeIgQWI6qQ+2F4u5qcPz0Ym9hXBLkKg+X4/0a:WL
Threatray 396 similar samples on MalwareBazaar
TLSH 25C56C3D6D8826A35177E277A4FA0687FEA4618673790C4F02C32B486D4AF163E9734D
Reporter abuse_ch
Tags:exe MassLogger

Intelligence

File Origin
# of uploads :
2
# of downloads :
73
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Masslogger
Create hunting rule
Link:
https://www.capesandbox.com/analysis/79402/
Detection(s):
SecuriteInfo.com.Artemis974ACC695D86.15474.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %AppData% subdirectories
Unauthorized injection to a recently created process
Creating a file
DNS request
Sending an HTTP GET request
Using the Windows Management Instrumentation requests
Creating a window
Reading critical registry keys
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Setting a global event handler for the keyboard
Result
Threat name:
MassLogger RAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/512414
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code references suspicious native API functions
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
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
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file access)
Yara detected Costura Assembly Loader
Yara detected MassLogger RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 305418 Sample: V6zKblih3O.exe Startdate: 26/10/2020 Architecture: WINDOWS Score: 100 40 Antivirus detection for dropped file 2->40 42 Antivirus / Scanner detection for submitted sample 2->42 44 Multi AV Scanner detection for dropped file 2->44 46 10 other signatures 2->46 6 V6zKblih3O.exe 1 4 2->6         started        10 vlc.exe 2->10         started        12 vlc.exe 1 2->12         started        process3 file4 24 C:\Users\user\AppData\Roaming\...\vlc.exe, PE32 6->24 dropped 48 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 6->48 50 Injects a PE file into a foreign processes 6->50 14 V6zKblih3O.exe 15 2 6->14         started        18 vlc.exe 2 10->18         started        20 vlc.exe 10->20         started        22 vlc.exe 14 2 12->22         started        signatures5 process6 dnsIp7 26 elb097307-934924932.us-east-1.elb.amazonaws.com 54.235.169.38, 49732, 80 AMAZON-AESUS United States 14->26 34 2 other IPs or domains 14->34 52 Tries to steal Mail credentials (via file access) 14->52 28 54.204.14.42, 49750, 80 AMAZON-AESUS United States 18->28 30 192.168.2.1 unknown unknown 18->30 36 2 other IPs or domains 18->36 54 Tries to harvest and steal browser information (history, passwords, etc) 18->54 32 50.17.193.91, 49749, 80 AMAZON-AESUS United States 22->32 38 2 other IPs or domains 22->38 signatures8
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b22d33b348ba648c5f39061bb4e743ed6a52dd57720de34902c093a2f2ac97ab/
Threat name:
ByteCode-MSIL.Trojan.Tiggre
Create hunting rule
Status:
Malicious
First seen:
2020-10-26 00:58:55 UTC
AV detection:
21 of 29 (72.41%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=wiwthm2ixjsiyxzzayn3jz2d5vvffxkxoig6gsicycj2f4vms6vq._file
Verdict:
malicious
Label(s):
masslogger
Create hunting rule
Similar samples:
01ed663f821885ce5aecbbfed7ca419743a682a81e535ec89237a88dc1d0c69e
MassLogger
3a174a8823aea425c1e4faae5879a783f18df206c436d12995e015448428caa3
MassLogger
610ed2ab81dda401cd838073f80b2d217c2a5bb8f6b35b32c6d71ed67ea4483b
MassLogger
7f65935cd55b5a0978bf0a70690462a08d83657a97ddbe6aba871a5496d5f9c5
MassLogger
8e351736ae4bff938f1b59b396f039a6a281c4b8401f918f6b7b52b5c574d330
MassLogger
b234b123cd33ace5b6434059665f92851e0637017abf1d5d1e009660d1c2e9d9
MassLogger
ce073fce9de335c288fe205d5bf7fbdd9fd3ecc718821116dbad098f176a69de
MassLogger
e2df2b406150713616dbcbdbba76f1939e2605c3b30c6ae62e05832eb874e0e0
MassLogger
ed42640da83dda3bf2ed08c414bfd256a82c9a8ef1894a59e3c421b254c59d4d
MassLogger
f925d649aee4b92c974778fd87576229f44972c23df41df5aacdd9dc55fd2c45
MassLogger
+ 386 additional samples on MalwareBazaar
Result
Malware family:
masslogger
Create hunting rule
Score:
  10/10
Tags:
persistence spyware stealer family:masslogger
Link:
https://tria.ge/reports/201026-lnh71jw9mj/
Behaviour
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Looks up external IP address via web service
Checks computer location settings
Reads user/profile data of web browsers
MassLogger
MassLogger Main Payload
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:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFuture
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:Keylog_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Contains Keylog
Rule name:MassLogger
Create hunting rule
Author:kevoreilly
Description:MassLogger
Rule name:masslogger_gcch
Create hunting rule
Author:govcert_ch
Rule name:win_masslogger_w0
Create hunting rule
Author:govcert_ch

File information

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

Web download

MassLogger

Executable exe b22d33b348ba648c5f39061bb4e743ed6a52dd57720de34902c093a2f2ac97ab

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/79402/
  
URLhaus
https://urlhaus.abuse.ch/url/751141/
  
Delivery method
Distributed via web download

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