MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 704d41dd4ca17a0c2817c62a2377df8f07c99883a952a3b037bacef4b3114e1e. 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: 11


Intelligence 11 IOCs 1 YARA 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 704d41dd4ca17a0c2817c62a2377df8f07c99883a952a3b037bacef4b3114e1e
SHA3-384 hash: 0097be1209aceff52b4578030e0fa9f0406fd4e79208e4f8391af6704519d9885ba8d0b780e7de9b2f2413eb46bca428
SHA1 hash: 41ef7cf835b03ff5394e8cf315f3aa434da99a2b
MD5 hash: 95584679e9980d43a2ebd8bc94523fdf
humanhash: edward-sweet-eleven-finch
File name:95584679e9980d43a2ebd8bc94523fdf.exe
Download: download sample
Signature QuasarRAT
Create hunting rule
File size:687'104 bytes
First seen:2021-06-28 06:50:57 UTC
Last seen:2021-06-28 07:33:51 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:wTC/dIVYS1I2IP3TKZ0v7RzRNCGMPYI+V5gR0DHgQvcB2VLvuBIq2U:0odIVmXOZ0D/4GMv+jNHgQRuBIq2U
Threatray 90 similar samples on MalwareBazaar
TLSH F0E47A818EEFCDCEC26F227FA05A4C8215DEC3461783A2E49F465E30B3856678D655E3
Reporter abuse_ch
Tags:exe QuasarRAT RAT


Avatar
abuse_ch
QuasarRAT C2:
91.109.190.2:5490

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
91.109.190.2:5490 https://threatfox.abuse.ch/ioc/154761/

Intelligence

File Origin
# of uploads :
2
# of downloads :
149
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
95584679e9980d43a2ebd8bc94523fdf.exe
Verdict:
Suspicious activity
Analysis date:
2021-06-28 06:53:49 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/150c88ef-3e89-4e7f-8bd4-c435d27c6b08

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
QuasarStealer
Create hunting rule
Link:
https://www.capesandbox.com/analysis/168535/
Detection(s):
SecuriteInfo.com.Trojan.Inject4.13295.5388.20312.UNOFFICIAL
Create hunting rule

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.
Malware family:
Quasar RAT
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/57c06db3-aa3d-45f8-99bb-d355fc57d28f
Result
Threat name:
Quasar
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/808692
Signature
Hides that the sample has been downloaded from the Internet (zone.identifier)
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
May check the online IP address of the machine
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses dynamic DNS services
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 dnsIp2 2 Behavior Graph ID: 441103 Sample: Ndj0FX6CEC.exe Startdate: 28/06/2021 Architecture: WINDOWS Score: 100 70 societyf500.ddns.net 2->70 72 tools.keycdn.com 2->72 74 3 other IPs or domains 2->74 86 Multi AV Scanner detection for domain / URL 2->86 88 Malicious sample detected (through community Yara rule) 2->88 90 Multi AV Scanner detection for submitted file 2->90 92 5 other signatures 2->92 9 NVA.exe 5 2->9         started        13 Ndj0FX6CEC.exe 1 7 2->13         started        15 NVA.exe 2 2->15         started        signatures3 process4 file5 46 C:\Users\user\AppData\Local\Temp46VA.exe, PE32 9->46 dropped 48 C:\Users\user\...48VA.exe:Zone.Identifier, ASCII 9->48 dropped 98 Multi AV Scanner detection for dropped file 9->98 100 Machine Learning detection for dropped file 9->100 17 NVA.exe 14 4 9->17         started        50 C:\Users\user\AppData\...50dj0FX6CEC.exe, PE32 13->50 dropped 52 C:\Users\user\AppData\Local52VA.exe, PE32 13->52 dropped 54 C:\Users\...54dj0FX6CEC.exe:Zone.Identifier, ASCII 13->54 dropped 56 2 other malicious files 13->56 dropped 21 Ndj0FX6CEC.exe 15 2 13->21         started        23 NVA.exe 15->23         started        signatures6 process7 dnsIp8 76 Multi AV Scanner detection for dropped file 17->76 78 May check the online IP address of the machine 17->78 80 Machine Learning detection for dropped file 17->80 25 cmd.exe 17->25         started        58 societyf500.ddns.net 91.109.190.2, 49750, 49772, 49774 IELOIELOMainNetworkFR France 21->58 60 tools.keycdn.com 185.172.148.96, 443, 49757, 49775 PROINITYPROINITYDE Germany 21->60 68 3 other IPs or domains 21->68 82 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 21->82 84 Hides that the sample has been downloaded from the Internet (zone.identifier) 21->84 62 54.235.83.248, 443, 49777 AMAZON-AESUS United States 23->62 64 nagano-19599.herokussl.com 23->64 66 api.ipify.org 23->66 28 cmd.exe 23->28         started        signatures9 process10 signatures11 94 Uses ping.exe to sleep 25->94 96 Uses ping.exe to check the status of other devices and networks 25->96 30 conhost.exe 25->30         started        32 chcp.com 25->32         started        34 PING.EXE 25->34         started        36 NVA.exe 25->36         started        38 conhost.exe 28->38         started        40 chcp.com 28->40         started        42 PING.EXE 28->42         started        44 NVA.exe 28->44         started        process12
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/704d41dd4ca17a0c2817c62a2377df8f07c99883a952a3b037bacef4b3114e1e/
Threat name:
ByteCode-MSIL.Trojan.Quasar
Create hunting rule
Status:
Malicious
First seen:
2021-06-28 00:27:18 UTC
AV detection:
6 of 29 (20.69%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=obgudxkmuf5aykaxyyvcg567r4d4tgedvfjkhmbxxlhpjmyrjypa._file
Verdict:
malicious
Similar samples:
04d4ebdb690749b84d74422ccbb583acc3180cbe3eb280b9ece53ef5eb3b3abf
QuasarRAT
06b4062db19ac0017c3f0e32f27559a48aa9c7305f110c3b8485d5faa62d6814
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1230b290a583361b44a14b0ebf16925f07d7d6ed0d58ecae0bdd2419903d27b0
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227c4faf7f8847fe9e03fd6c90ebeff3a5042a8a8fd4eedd79553085514686d9
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3bdfd4cd7aacdefa4ab159a25b056056fd011b9ad60fc2166adbb41c5610b044
QuasarRAT
42141ee67236cf596950e3aeebc96b436471ab41d3740f56c4ee5b6029f3a38c
QuasarRAT
5a06fc050c72cc1155f996e5ce2528f0a35d02339e3f507721bb41682730f95b
QuasarRAT
784ed80931d639300835a664cc07fa838cb984e3a910aa6568dfb9820e73cba3
QuasarRAT
7ba2419d74a5a9c7ef362bf40d0e1563bd02fd16fada16c8da39cf178c6306be
QuasarRAT
85e13a72f67635d8590b1952332a37371f5f06400cedd60cd8c85415a051c031
QuasarRAT
+ 80 additional samples on MalwareBazaar
Result
Malware family:
quasar
Create hunting rule
Score:
  10/10
Tags:
family:quasar persistence spyware trojan
Link:
https://tria.ge/reports/210628-8p5z1slpk2/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Looks up external IP address via web service
Quasar Payload
Quasar RAT
Unpacked files
SH256 hash:
c8953ad2fa22530f4a95b7a58304c91d1a994bcd89a3c259427058cc924bf218
MD5 hash:
a3cf4b2488a8e1cf154604a5a9d58e00
SHA1 hash:
ef3b199e5f3e3ce0d4b24eafd6f40c4c1a0d5e96
Link:
https://www.unpac.me/results/57be245d-b731-4a1a-91e6-cb7d11076764/
SH256 hash:
75ab5792d71b7465bf58d66338c4a6eacff349df21d4720bf29dad4d06c73953
MD5 hash:
e091c663d0e09cefb8ba9e0367fa4ab7
SHA1 hash:
b7d5f883ce8d32c071cd637ce0edef26c423cd32
Link:
https://www.unpac.me/results/57be245d-b731-4a1a-91e6-cb7d11076764/
SH256 hash:
920698ca1cbbe92093704da6553e43b3a79b2e8e2056829dc236162d085ac3b1
MD5 hash:
0d914e9679a899b90de565f08ef6928a
SHA1 hash:
02acacdcf11a11d9f755c77e9bff55770e79a454
Link:
https://www.unpac.me/results/57be245d-b731-4a1a-91e6-cb7d11076764/
SH256 hash:
704d41dd4ca17a0c2817c62a2377df8f07c99883a952a3b037bacef4b3114e1e
MD5 hash:
95584679e9980d43a2ebd8bc94523fdf
SHA1 hash:
41ef7cf835b03ff5394e8cf315f3aa434da99a2b
Link:
https://www.unpac.me/results/57be245d-b731-4a1a-91e6-cb7d11076764/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/704d41dd4ca17a0c2817c62a2377df8f07c99883a952a3b037bacef4b3114e1e

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:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFu
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:MALWARE_Win_QuasarStealer
Create hunting rule
Author:ditekshen
Description:Detects Quasar infostealer
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:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
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.

Web download

QuasarRAT

Executable exe 704d41dd4ca17a0c2817c62a2377df8f07c99883a952a3b037bacef4b3114e1e

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1392911/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/168535/

Comments