MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5752c23fde5267870a7e7487767566c82e60a9bf93eb2e6b63976649abe8505d. 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: 7


Intelligence 7 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5752c23fde5267870a7e7487767566c82e60a9bf93eb2e6b63976649abe8505d
SHA3-384 hash: 50c7b1392c0c7240ed1551948420949f9271008a07e52b1411282883b97ae57db374b39c698a3b29dccd49cc1dc340dc
SHA1 hash: 07f8dce29e41fe25189c8ca9c955b35461955f9c
MD5 hash: e745984704048c76aea804089bf4c082
humanhash: mountain-colorado-ink-muppet
File name:5752c23fde5267870a7e7487767566c82e60a9bf93eb2e6b63976649abe8505d
Download: download sample
Signature QuasarRAT
Create hunting rule
File size:2'911'744 bytes
First seen:2020-11-15 23:19:13 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 49152:/1CI1KxZsWw8JX3XlQNacMUW+SVaWYWUWFWLr7yRdG9za32ehyfTEBDm:/1p1KxZsWwonlYMUW+SVaWYWUWFWLrKY
Threatray 2 similar samples on MalwareBazaar
TLSH AAD57C1527F84E2BE56EEBB2E5B1102757F0F42AF3A3EB4B218162780C53B515D412BB
Reporter seifreed
Tags:QuasarRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
78
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Win.Packed.Downeks-6898097-0
Create hunting rule

Win.Packed.Passwordstealera-9792228-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% directory
Running batch commands
Creating a process with a hidden window
Creating a file
Launching a process
Unauthorized injection to a recently created process
Delayed writing of the file
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:
Quasar
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
84 / 100
Link:
https://www.joesandbox.com/analysis/536910
Signature
Antivirus / Scanner detection for submitted sample
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Uses ping.exe to check the status of other devices and networks
Uses ping.exe to sleep
Yara detected Quasar RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 317554 Sample: rfToulyW4e Startdate: 16/11/2020 Architecture: WINDOWS Score: 84 68 Malicious sample detected (through community Yara rule) 2->68 70 Antivirus / Scanner detection for submitted sample 2->70 72 Multi AV Scanner detection for submitted file 2->72 74 4 other signatures 2->74 14 rfToulyW4e.exe 5 2->14         started        process3 file4 64 C:\Users\user\AppData\...\rfToulyW4e.exe.log, ASCII 14->64 dropped 17 cmd.exe 1 14->17         started        process5 signatures6 66 Uses ping.exe to sleep 17->66 20 rfToulyW4e.exe 4 17->20         started        22 conhost.exe 17->22         started        24 PING.EXE 1 17->24         started        26 chcp.com 1 17->26         started        process7 process8 28 cmd.exe 1 20->28         started        signatures9 80 Uses ping.exe to sleep 28->80 31 rfToulyW4e.exe 4 28->31         started        33 conhost.exe 28->33         started        35 PING.EXE 1 28->35         started        37 chcp.com 1 28->37         started        process10 process11 39 cmd.exe 1 31->39         started        signatures12 78 Uses ping.exe to sleep 39->78 42 rfToulyW4e.exe 4 39->42         started        44 conhost.exe 39->44         started        46 PING.EXE 1 39->46         started        48 chcp.com 1 39->48         started        process13 process14 50 cmd.exe 1 42->50         started        signatures15 76 Uses ping.exe to sleep 50->76 53 rfToulyW4e.exe 4 50->53         started        55 conhost.exe 50->55         started        57 PING.EXE 1 50->57         started        59 chcp.com 1 50->59         started        process16 process17 61 cmd.exe 53->61         started        signatures18 82 Uses ping.exe to sleep 61->82
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/5752c23fde5267870a7e7487767566c82e60a9bf93eb2e6b63976649abe8505d/
Threat name:
ByteCode-MSIL.Trojan.Perseus
Create hunting rule
Status:
Malicious
First seen:
2020-11-15 23:22:10 UTC
AV detection:
24 of 28 (85.71%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=k5jmep66kjtyoct6osdxm5lgzaxgbkn7spvs423ds5tetk7ikboq._file
Verdict:
unknown
Similar samples:
1d0e8150809cb78fb1cf2cad89dc63b884ef4459e93ce4fbb4676ff705bb2679
QuasarRAT
f94934b7aa314b6b2ca25bfd06090f70e37eb99af3a84cd9c02b222d9fbcbe7a
QuasarRAT
Result
Malware family:
n/a
Score:
  6/10
Tags:
n/a
Link:
https://tria.ge/reports/201115-cdymv8vjqa/
Behaviour
Runs ping.exe
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Unpacked files
SH256 hash:
5752c23fde5267870a7e7487767566c82e60a9bf93eb2e6b63976649abe8505d
MD5 hash:
e745984704048c76aea804089bf4c082
SHA1 hash:
07f8dce29e41fe25189c8ca9c955b35461955f9c
Link:
https://www.unpac.me/results/d1888cad-1126-4620-b5c8-7d2a343669e3/
SH256 hash:
f2e292fa45230d91fc24565a01a0179fe88e7111e2368ea726dd2521af44fa1e
MD5 hash:
96baa0864d236d213e465173bb9bbc55
SHA1 hash:
797e91ce34ad7fb841fb41e38521a2bb4b85be72
Link:
https://www.unpac.me/results/d1888cad-1126-4620-b5c8-7d2a343669e3/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Downeks
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/5752c23fde5267870a7e7487767566c82e60a9bf93eb2e6b63976649abe8505d

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:Chrome_stealer_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Chrome in files like avemaria
Rule name:Keylog_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Contains Keylog
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:Select_from_enumeration
Create hunting rule
Author:James_inthe_box
Description:IP and port combo

File information

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

  
Delivery method
Other

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