MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 12c7ff58c14c67fa84752c1b136860c7c621ccf8cd947183f6b1c918b4c8c737. 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: 7


Intelligence 7 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 12c7ff58c14c67fa84752c1b136860c7c621ccf8cd947183f6b1c918b4c8c737
SHA3-384 hash: e2524cafbd80b5536a95a3a670d76512195135e5e6d865bcfdc2396b78129f033b37edca606d4de63be4c236f8117295
SHA1 hash: 8f3618adc09518c55c48d8412d5a2df86b2540ac
MD5 hash: 0086c8e50fdbafd9f442490801edbe28
humanhash: illinois-bravo-leopard-bravo
File name:dAltjDzUGxTay4z.exe
Download: download sample
Signature MassLogger
Create hunting rule
File size:1'418'752 bytes
First seen:2020-07-17 05:29:43 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 24576:FlhkvCbUfHl7JPpd67U/EES8ZVrzdVQf+NE:SCAfHlrQxMDrxVTNE
Threatray 6'691 similar samples on MalwareBazaar
TLSH F665E0C83550B89ECC0E8C768964DC309A206D66F6FBD20363D76E9F793D696CB441E2
Reporter JAMESWT_WT
Tags:MassLogger

Intelligence

File Origin
# of uploads :
1
# of downloads :
82
Origin country :
n/a
Vendor Threat Intelligence
Gathering data
Detection(s):
SecuriteInfo.com.CAP_HookExKeylogger.26103.19783.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
Creating a process with a hidden window
Result
Threat name:
MassLogger RAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/388944
Signature
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
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 harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file access)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected MassLogger RAT
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/12c7ff58c14c67fa84752c1b136860c7c621ccf8cd947183f6b1c918b4c8c737/
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-07-17 00:26:33 UTC
File Type:
PE (.Net Exe)
Extracted files:
15
AV detection:
24 of 29 (82.76%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=cld76wgbjrt7vbdvfqnrg2day7dcdthyzwkhda7wwherrngiy43q._file
Verdict:
malicious
Similar samples:
540a1ab8a63b1b07ea3d80939868a94dafb79f6e2fc37a8a2cc22ded21c60deb
MassLogger
577f1aaf7014272adaeffea243272a164641c90553f5d87e4dee03037b2b8a82
MassLogger
6efdd15723e5249946db600bca1fb2589778326dd1a4a217fbda9343290c5480
MassLogger
7998ac3e684a8b86abc784ecfbce4a23a54166ef3a08d497a0288dc667c6f510
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8301f6519bb8ff7d7e82797452fb636b6d54df6c5cbfa4d7b98cb1db38e5b754
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b9a0302982b161ed64592d925e0c7bbd9813f27d0c0bf0db9115c91e53005a34
MassLogger
cae8cc4a40faf9c3474f86baf427e7eb1c63c4d75afec8a99da5f616752ffbdd
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daa21287c64f4ddf57136d013858af29aaa8ad92ee7d7cde68531f0b5979c55d
MassLogger
f56d7d52023e3a3dd1f6b2c2dc31b11a509d6175ca1385459bcc1cf4a67c9c2f
MassLogger
f6e0286e1e836937bc96ea6bdc3128e20043044a4d3276da2e3589b9cc7aed2f
MassLogger
+ 6'681 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  3/10
Tags:
n/a
Link:
https://tria.ge/reports/200717-1ewhqqgxrn/
Behaviour
Suspicious behavior: EnumeratesProcesses
Creates scheduled task(s)
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Program crash
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Unknown
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/12c7ff58c14c67fa84752c1b136860c7c621ccf8cd947183f6b1c918b4c8c737

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:CAP_HookExKeylogger
Create hunting rule
Author:Brian C. Bell -- @biebsmalwareguy
Reference:https://github.com/DFIRnotes/rules/blob/master/CAP_HookExKeylogger.yar
Rule name:masslogger_gcch
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 12c7ff58c14c67fa84752c1b136860c7c621ccf8cd947183f6b1c918b4c8c737

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/413832/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/27205/

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