MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 764250ddf94b90441193fe1c29754f231e0868d1878fdf3150e5744dd8d8c378. 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: 9


Intelligence 9 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 764250ddf94b90441193fe1c29754f231e0868d1878fdf3150e5744dd8d8c378
SHA3-384 hash: 962270b05cb7b08b2c65295f830777fe81e5b9dd1a08b630d5d6ef77a1b3cd9703648188bdda75ce8705fdd7077308ef
SHA1 hash: 8eaf99305045a55539fea89a0c51984886be5f0b
MD5 hash: 350ad25e3bd312052f07ceb70a2524b6
humanhash: three-friend-floor-earth
File name:a7a9ac30-bf6a-4995-8845-279f96d4ba27.bat
Download: download sample
Signature QuasarRAT
Create hunting rule
File size:50'582 bytes
First seen:2023-01-24 09:23:03 UTC
Last seen:Never
File type:Batch (bat) bat
MIME type:text/x-msdos-batch
ssdeep 1536:CzU6zHBhbzNsGUu6QTl3r19xS4e2RYpoEQA/9um:mrzhh6G519x5RgVQAlum
Threatray 3'072 similar samples on MalwareBazaar
TLSH T18A33F1542BCC84B823F8AFD0C59A6579FAA00DC10EF742ED73B2F94D227D9220E97551
Reporter 0xToxin
Tags:bat QuasarRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
122
Origin country :
IL IL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
a7a9ac30-bf6a-4995-8845-279f96d4ba27.bat
Verdict:
Malicious activity
Analysis date:
2023-01-24 09:26:14 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/8b94b88a-e81e-47ae-a8a5-e8dad9be9c58

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/356326/
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/63cfa37c55448934068526f8/reports/88739c64-909c-4fdf-94ec-e93ee19cb802/overview
Result
Verdict:
UNKNOWN
Result
Threat name:
AsyncRAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
84 / 100
Link:
https://www.joesandbox.com/analysis/1157761
Signature
Bypasses PowerShell execution policy
Malicious sample detected (through community Yara rule)
Renames powershell.exe to bypass HIPS
Snort IDS alert for network traffic
Suspicious powershell command line found
Tries to harvest and steal browser information (history, passwords, etc)
Yara detected AsyncRAT
Yara detected Costura Assembly Loader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 790503 Sample: a7a9ac30-bf6a-4995-8845-279... Startdate: 24/01/2023 Architecture: WINDOWS Score: 84 46 Snort IDS alert for network traffic 2->46 48 Malicious sample detected (through community Yara rule) 2->48 50 Yara detected AsyncRAT 2->50 52 Yara detected Costura Assembly Loader 2->52 10 cmd.exe 2 2->10         started        process3 file4 34 a7a9ac30-bf6a-4995...79f96d4ba27.bat.exe, PE32+ 10->34 dropped 56 Suspicious powershell command line found 10->56 58 Bypasses PowerShell execution policy 10->58 60 Renames powershell.exe to bypass HIPS 10->60 14 a7a9ac30-bf6a-4995-8845-279f96d4ba27.bat.exe 2 18 10->14         started        19 conhost.exe 10->19         started        signatures5 process6 dnsIp7 40 95.216.102.32, 49687, 49690, 49691 HETZNER-ASDE Germany 14->40 42 8.8.8.8 GOOGLEUS United States 14->42 38 C:\Users\user\AppData\Local\Temp\vuhisw.bat, DOS 14->38 dropped 44 Tries to harvest and steal browser information (history, passwords, etc) 14->44 21 cmd.exe 1 14->21         started        file8 signatures9 process10 signatures11 54 Suspicious powershell command line found 21->54 24 powershell.exe 10 21->24         started        26 conhost.exe 21->26         started        process12 process13 28 cmd.exe 2 24->28         started        file14 36 C:\Users\user\AppData\...\vuhisw.bat.exe, PE32+ 28->36 dropped 62 Renames powershell.exe to bypass HIPS 28->62 32 conhost.exe 28->32         started        signatures15 process16
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/764250ddf94b90441193fe1c29754f231e0868d1878fdf3150e5744dd8d8c378/
Gathering data
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ozbfbxpzjoieiemt7yocs5kpempaq2grq6h56mkq4v2e3wgyyn4a._file
Verdict:
malicious
Label(s):
asyncrat
Create hunting rule
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2421e2d7ed44911ce2d2f2d288a33c8650a2e5847d81b02911e3da31c292d03a
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7f9558b222b78098c76f84c190fb28848c2f8e2e89cabfd7eb3ba83a6160c96d
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8df28341644c2139c9d9dfb6231169c70fdb5a18daf628bac6307503f4d0b80f
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a44e7420e441548adddf0d79cc51e46211ebfa7dde08e5c95211eb3f95d0e570
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aa94633ce0fb538bbf49675f948a2d9b07066fdf68d8de9243d988ed544dc1e9
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bd45e50b3ec1e76b4cc8c018131921f5237a356b1dcbc9ec69fdf9788edbea58
QuasarRAT
d329a265d4005b2cb8902d6148ff5e4477f2203bc2e476e51e5895f9be99c53e
QuasarRAT
f1a126ea617a045454badfb230b3bc86ee5c1ad5698c1285472f71fc8497cbfc
QuasarRAT
+ 3'062 additional samples on MalwareBazaar
Result
Malware family:
asyncrat
Create hunting rule
Score:
  10/10
Tags:
family:asyncrat rat spyware stealer
Link:
https://tria.ge/reports/230124-lc2cbsad48/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Loads dropped DLL
Reads user/profile data of web browsers
Executes dropped EXE
AsyncRat
Malware family:
AsyncRAT
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/764250ddf94b/report/overview.html
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/764250ddf94b90441193fe1c29754f231e0868d1878fdf3150e5744dd8d8c378

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/356326/

Comments