MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d3922882bfee49abb72584b9d5918f3787221fa40b7f552c98d7bc0e55833234. 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


QuasarRAT


Vendor detections: 5


Intelligence 5 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d3922882bfee49abb72584b9d5918f3787221fa40b7f552c98d7bc0e55833234
SHA3-384 hash: 3d0efa060f62192ae37a534f1c38afa1ca4cf46b66da6325af9352f3d8c671b0b2fec0d57bc5ea8835767e155ca050d4
SHA1 hash: e43fb2d6cec21d2da1f5dd82a6c450dcd3e18fc0
MD5 hash: 9f7767588a1b1437461fffa851c96d3c
humanhash: hamper-georgia-beer-crazy
File name:TwitchTool.bin
Download: download sample
Signature QuasarRAT
Create hunting rule
File size:615'936 bytes
First seen:2020-07-07 06:23:20 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 6144:qTEgdc0YNX7IxUpGREWUh1swwCyyfafZdcEc6Ob8F9Zhf9kj/6fcTR3U:qTEgdfYWxUzCfZd5pHl9kj6fcdU
Threatray 35 similar samples on MalwareBazaar
TLSH 61D4384027E8C616E06E177AE8B1C4F05AB5EC06F666EB4F55C0BDBB3876702CD506A3
Reporter JAMESWT_WT
Tags:Quasar QuasarRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
127
Origin country :
n/a
Vendor Threat Intelligence
Gathering data
Detection(s):
Win.Packed.Downeks-6898097-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %AppData% subdirectories
Launching a process
Enabling the 'hidden' option for analyzed file
Creating a process from a recently created file
Enabling the 'hidden' option for recently created files
Setting a keyboard event handler
DNS request
Sending a custom TCP request
Enabling autorun with Startup directory
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/d3922882bfee49abb72584b9d5918f3787221fa40b7f552c98d7bc0e55833234/
Threat name:
ByteCode-MSIL.Trojan.Quasar
Create hunting rule
Status:
Malicious
First seen:
2020-07-07 06:25:06 UTC
File Type:
PE (.Net Exe)
Extracted files:
13
AV detection:
24 of 28 (85.71%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=2ojcrav75ze2xnzfqs45lempg6dseh5ebn7vkley266a4vmdgi2a._file
Verdict:
malicious
Similar samples:
18271c11925b94e6310672889885575ab4786e36a4c404e478accf3cb24172be
QuasarRAT
1aabe4a4ce09025edf03501ea5cce117d4315f4baa19c0110e1c779ae2bd9ad3
QuasarRAT
1d0e8150809cb78fb1cf2cad89dc63b884ef4459e93ce4fbb4676ff705bb2679
QuasarRAT
29790388ca244a8fd3bb2448a59e45fba4dc715fec7a0bf09a7f6d4df79ef9a9
QuasarRAT
3a83d1211c8a9235a72f0dcea5c36ec53a99ed83340e35097e7f41773bc8fb3f
QuasarRAT
4e14841c96a09f5850d1cf5fcb3526714c22d7174e3f75c8a309d8db36ecef93
QuasarRAT
585e4146923404bbe11c2cf5a423e2650a5d133541e9baeacb64a4d675f6484d
QuasarRAT
5ba0344c196d2605e844a2b15cff5c93412d58e9ca5c8446c468fa768604242d
QuasarRAT
9760105f3177384c19086dee036cdc67916d744f4a1e7064ecfd906e252dba69
QuasarRAT
ac4d3acc896cc3fd6e4ba14547572dfc0447f47f2c29c28a170db4b0169c6e2f
QuasarRAT
+ 25 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  8/10
Tags:
n/a
Link:
https://tria.ge/reports/200707-jva8c8h58n/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
Creates scheduled task(s)
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
Creates scheduled task(s)
Suspicious use of AdjustPrivilegeToken
Executes dropped EXE
Executes dropped EXE
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:CAP_HookExKeylogger
Create hunting rule
Author:Brian C. Bell -- @biebsmalwareguy
Reference:https://github.com/DFIRnotes/rules/blob/master/CAP_HookExKeylogger.yar
Rule name:MAL_QuasarRAT_May19_1
Create hunting rule
Author:Florian Roth
Description:Detects QuasarRAT malware
Reference:https://blog.ensilo.com/uncovering-new-activity-by-apt10
Rule name:Vermin_Keylogger_Jan18_1
Create hunting rule
Author:Florian Roth
Description:Detects Vermin Keylogger
Reference:https://researchcenter.paloaltonetworks.com/2018/01/unit42-vermin-quasar-rat-custom-malware-used-ukraine/

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/21857/

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