MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 49eea8495e1c1e78b9be1c6875ebac9cb68376e181834a95ff0e408bf6f90b5c. 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


AsyncRAT


Vendor detections: 10


Intelligence 10 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 49eea8495e1c1e78b9be1c6875ebac9cb68376e181834a95ff0e408bf6f90b5c
SHA3-384 hash: 87fa0f327729678d96311c139d98d1d209932a8cdfbbd623cdfab6e05d8becc398f9fa26341908797abd0f7f41cd77c8
SHA1 hash: a7722545998f1235b478f25e8148c8a4af7578ca
MD5 hash: 61c06dbe105892ad5cec9cc88f2ff423
humanhash: illinois-texas-magazine-illinois
File name:WindowsRuntimeBroker.exe
Download: download sample
Signature AsyncRAT
Create hunting rule
File size:6'144 bytes
First seen:2022-11-11 07:03:46 UTC
Last seen:2022-11-11 08:43:29 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'753 x AgentTesla, 19'658 x Formbook, 12'249 x SnakeKeylogger)
ssdeep 96:DRJ79BYWL1bhycLwFuO8Y2Nvrznzxt4NtUqWkXaITfGd3ojsrl:79uWL1bhycUv8PNvnFmNtUqWkq8Gdt
Threatray 10 similar samples on MalwareBazaar
TLSH T131C10E415EEF50DAF23707706BEAB3B702A6F971452E61B8708489999F30BD4CC61EB1
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
Reporter tcains1
Tags:AsyncRAT exe

Intelligence

File Origin
# of uploads :
3
# of downloads :
166
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
WindowsRuntimeBroker.exe
Verdict:
Suspicious activity
Analysis date:
2022-11-11 07:07:12 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/9458a8b2-c9e0-49dd-ad8c-58aac4ee5418

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/332313/
Detection(s):
SecuriteInfo.com.Variant.Marsilia.2083.32504.17758.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Сreating synchronization primitives
Launching a process
Creating a process with a hidden window
Creating a file
Sending a custom TCP request
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
coinminer packed
Link:
https://www.filescan.io/uploads/636df3e3651d1d5cca647e6d/reports/2c0610a4-3018-4a83-b5d1-0cacbc0487bc/overview
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.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/b0770731-4e94-437b-9c8c-91b710626372
Result
Threat name:
AsyncRAT
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1111068
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Antivirus / Scanner detection for submitted sample
Encrypted powershell cmdline option found
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
PE file contains section with special chars
PE file has nameless sections
Powershell drops PE file
Yara detected AsyncRAT
Yara detected MSILDownloaderGeneric
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/49eea8495e1c1e78b9be1c6875ebac9cb68376e181834a95ff0e408bf6f90b5c/
Threat name:
ByteCode-MSIL.Downloader.PsDownload
Create hunting rule
Status:
Malicious
First seen:
2022-11-07 23:32:31 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
20 of 26 (76.92%)
Threat level:
  3/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jhxkqsk6dqphron6druhl25mts3ig5xbqgbuvfp7bzaix5xzbnoa._file
Verdict:
malicious
Similar samples:
11ec30aa3578d705303b3626615a9abdc9e876ccafdac76d1149680cb85d8e6d
AsyncRAT
153a3ed551e0ab232e18446a4b185b3c3f4dbb45cfaab67aeed12ead3e8ac4b9
AsyncRAT
1a9d93b4bb60ea97b92bad54c64357846be6df1adfd54cd521b1e0e424666b6e
AsyncRAT
1eb20f517c0c3630095eeb0553390e906ee423dad7b5082a7b29a0243972b180
AsyncRAT
26a6102f08903f5ef1e86e7c112e65bd1f42e9628bfb56312d20aa666943667d
AsyncRAT
8744ee78fd8ec700b2d27545ad32e1e28f38f07c272d61bbcb8cff147cfb9bda
AsyncRAT
8d5bbc1df6891d4e6d87702068fedfdccf2533e0fe6648aa12e62766cc20cb54
AsyncRAT
d79ce2dede3d6ebedc5be7388c9139fdcc0282a894b60af4220030d1dccf796a
AsyncRAT
fe5bef849559a2f89c3f9e5aa7c1ce81530e7670cbefd11bdfa3e829a3c35777
AsyncRAT
Result
Malware family:
n/a
Score:
  8/10
Tags:
n/a
Link:
https://tria.ge/reports/221111-hvxv3scafk/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Checks computer location settings
Blocklisted process makes network request
Downloads MZ/PE file
Executes dropped EXE
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/c22376cf-73cb-4dd1-b2c0-73d8afbcaf41
Unpacked files
SH256 hash:
49eea8495e1c1e78b9be1c6875ebac9cb68376e181834a95ff0e408bf6f90b5c
MD5 hash:
61c06dbe105892ad5cec9cc88f2ff423
SHA1 hash:
a7722545998f1235b478f25e8148c8a4af7578ca
Link:
https://www.unpac.me/results/d7944d35-e088-4aff-9ca3-d70a33e3c012/
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/49eea8495e1c1e78b9be1c6875ebac9cb68376e181834a95ff0e408bf6f90b5c

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:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:SUSP_Encoded_Discord_Attachment_Oct21_1
Create hunting rule
Author:Florian Roth
Description:Detects suspicious encoded URL to a Discord attachment (often used for malware hosting on a legitimate FQDN)
Reference:Internal Research

File information

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

Web download

RedLineStealer

Executable exe c6dda31fa6cb4ce140f62c9ce604672fa4a9ba5d1792f2d77f3cfcb43b3227ac

AsyncRAT

Executable exe fe5bef849559a2f89c3f9e5aa7c1ce81530e7670cbefd11bdfa3e829a3c35777

AsyncRAT

Executable exe 49eea8495e1c1e78b9be1c6875ebac9cb68376e181834a95ff0e408bf6f90b5c

(this sample)

  
Dropped by
SHA256 fe5bef849559a2f89c3f9e5aa7c1ce81530e7670cbefd11bdfa3e829a3c35777
  
Delivery method
Distributed via drive-by
  
URLhaus
https://urlhaus.abuse.ch/url/2407557/
  
URLhaus
https://urlhaus.abuse.ch/url/2407556/
Cape
Cape
https://www.capesandbox.com/analysis/332313/
  
Dropped by
MD5 5f122d182bf00400247fdfc6a6ae9e80

Comments