MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 985aeed489ef3a3af3b21b0adb1bc8a4e7d444522b742bfedee03da6879b7fc8. 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: 9


Intelligence 9 IOCs YARA 4 File information Comments
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SHA256 hash: 985aeed489ef3a3af3b21b0adb1bc8a4e7d444522b742bfedee03da6879b7fc8
SHA3-384 hash: 190b0c3a9c6faa5dde4112e14a0829acef9f2e584fd63fc8ae5485d55ac7280e64714adfa9f15e0987018d5ee652b105
SHA1 hash: e5d409a508d8b3b29e2f18c7530f52ccc5ecb384
MD5 hash: bd86dcc66882df5d5d1f983379b92de7
humanhash: north-yankee-pip-autumn
File name:bd86dcc66882df5d5d1f983379b92de7.exe
Download: download sample
Signature MassLogger
Create hunting rule
File size:2'063'872 bytes
First seen:2020-11-09 15:14:14 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'599 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 24576:WJX81aE0+Y12Pn9MyZiXv3cmkTL84faWpyPHl/km:tUHl/k
Threatray 488 similar samples on MalwareBazaar
TLSH A0A50B5854A9638BD43333BD57393585C3B4DA1732E8C9D2029CBAF2EE8DC369B71A05
Reporter abuse_ch
Tags:exe MassLogger


Avatar
abuse_ch
MassLogger SMTP exfil server:
mail.privateemail.com:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
81
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Trojan.Inject4.4660.7059.29383.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a window
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
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
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.
Result
Threat name:
MassLogger RAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/526526
Signature
.NET source code contains potential unpacker
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 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: 312351 Sample: zU4HDC7vYA.exe Startdate: 09/11/2020 Architecture: WINDOWS Score: 96 42 Multi AV Scanner detection for submitted file 2->42 44 Yara detected MassLogger RAT 2->44 46 .NET source code contains potential unpacker 2->46 48 6 other signatures 2->48 6 zU4HDC7vYA.exe 1 6 2->6         started        10 vlc.exe 3 2->10         started        12 vlc.exe 2 2->12         started        process3 file4 22 C:\Users\user\AppData\Roaming\...\vlc.exe, PE32 6->22 dropped 24 C:\Users\user\...\vlc.exe:Zone.Identifier, ASCII 6->24 dropped 26 C:\Users\user\AppData\...\zU4HDC7vYA.exe.log, ASCII 6->26 dropped 50 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 6->50 52 Injects a PE file into a foreign processes 6->52 14 zU4HDC7vYA.exe 15 2 6->14         started        18 vlc.exe 14 2 10->18         started        20 vlc.exe 2 12->20         started        signatures5 process6 dnsIp7 28 elb097307-934924932.us-east-1.elb.amazonaws.com 54.225.153.147, 49746, 80 AMAZON-AESUS United States 14->28 30 192.168.2.1 unknown unknown 14->30 36 2 other IPs or domains 14->36 54 Tries to steal Mail credentials (via file access) 14->54 56 Tries to harvest and steal browser information (history, passwords, etc) 14->56 32 54.225.169.28, 49750, 80 AMAZON-AESUS United States 18->32 38 2 other IPs or domains 18->38 34 54.225.66.103, 49751, 80 AMAZON-AESUS United States 20->34 40 2 other IPs or domains 20->40 signatures8
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/985aeed489ef3a3af3b21b0adb1bc8a4e7d444522b742bfedee03da6879b7fc8/
Threat name:
ByteCode-MSIL.Trojan.NanoBot
Create hunting rule
Status:
Malicious
First seen:
2020-11-09 15:16:06 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=tbno5vej545dv45sdmfnwg6iutt5ircsfn2cx7w64a62nb43p7ea._file
Verdict:
malicious
Label(s):
masslogger
Create hunting rule
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061e4c2aaf9eb384ce88acacafa133185ede67c01c1ad01d1949218e04901c6b
MassLogger
2268c04275e6483759c53e8fc26f983591be004ac63afd19591da079bbf67875
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25f48722bf24e935d7bdca104b416f87424ced29dfec2fbebc817725f09af5f1
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3251a40b247e2a5428a63e66306667d8fb630f56b0b6d49afd05ed72adcdd731
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49d9309eac532c0e556de20a5caab67bf0819266c5eee7aeb794472a3f70b3d6
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6bcaa05bb24f934bc0b68c8475610a3a0c1877e279ab50d9fe75144cb369fd1e
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8ea1d5e023c174a65c047ecf0f633ef66ba5adfd58ff0cc09ad084fd31f84278
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cc8bb8e2defc7e7a4b14f479a4ce5a3fe7140c5165b789809cc89dfe7d34645c
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e576e88eba32ee86d13bd2d490595abe936b78955d193d5523f0f5ad23c5ec9c
MassLogger
f8776b137f7c04fd40d7b3739011710eedbfe4472e013904300ca6ebc93a3c37
MassLogger
+ 478 additional samples on MalwareBazaar
Result
Malware family:
masslogger
Create hunting rule
Score:
  10/10
Tags:
family:masslogger persistence spyware stealer
Link:
https://tria.ge/reports/201109-k5z6rkx4ms/
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.
Threat name:
Trojan
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/985aeed489ef3a3af3b21b0adb1bc8a4e7d444522b742bfedee03da6879b7fc8

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:Keylog_bin_mem
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Author:James_inthe_box
Description:Contains Keylog
Rule name:MassLogger
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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 985aeed489ef3a3af3b21b0adb1bc8a4e7d444522b742bfedee03da6879b7fc8

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/780172/
  
Delivery method
Distributed via web download

Comments