MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7b579694a738437eb6aed2064bd2d78cb77d8afe92994bf6e02016a563cd50a3. 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 1 YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 7b579694a738437eb6aed2064bd2d78cb77d8afe92994bf6e02016a563cd50a3
SHA3-384 hash: e9362fd08a1feeb5a345bc401452ec4dc3a74d801a64f058d59b69d394e462ccb35633c5779e251a31311684886aacb1
SHA1 hash: 8f786e0b66ee92e0a71d88cc0f17296e836c8e17
MD5 hash: d3e8bacfa3a35f43a26772be547d48a9
humanhash: mirror-autumn-arizona-cup
File name:d3e8bacfa3a35f43a26772be547d48a9.exe
Download: download sample
Signature AsyncRAT
Create hunting rule
File size:14'819'256 bytes
First seen:2021-05-24 10:30:56 UTC
Last seen:2021-05-24 11:02:06 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash fcf1390e9ce472c7270447fc5c61a0c1 (863 x DCRat, 118 x NanoCore, 94 x njrat)
ssdeep 393216:0YZvGNO+a9vucnCO7BSs/DCpdSwx0A+1QEcZKfsmvT8:00GYUcnV7BUcfA+1NXsd
Threatray 1'307 similar samples on MalwareBazaar
TLSH 64E633127585D633DED54C32046C9B5B0A64BA211F0693AE8BFC8569ECE28F1E334F97
Reporter abuse_ch
Tags:AsyncRAT exe RAT


Avatar
abuse_ch
AsyncRAT C2:
81.163.246.9:5020

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
81.163.246.9:5020 https://threatfox.abuse.ch/ioc/58206/

Intelligence

File Origin
# of uploads :
2
# of downloads :
133
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
d3e8bacfa3a35f43a26772be547d48a9.exe
Verdict:
Malicious activity
Analysis date:
2021-05-24 10:33:16 UTC
Tags:
evasion trojan rat asyncrat miner
Link:
https://app.any.run/tasks/69ffa5a2-2e4e-4412-886f-5f755f60ab2c

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Trojan.Siggen9.56514.15271.1337.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Searching for the window
Creating a file in the %temp% subdirectories
Creating a process from a recently created file
Creating a file
Sending a UDP request
Deleting a recently created file
Using the Windows Management Instrumentation requests
DNS request
Sending a custom TCP request
Creating a process with a hidden window
Creating a file in the %AppData% subdirectories
Running batch commands
Launching a process
Unauthorized injection to a recently created process
Enabling autorun by creating a 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:
AsyncRAT BitCoin Miner
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad.mine
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/790244
Signature
Antivirus detection for dropped file
Binary is likely a compiled AutoIt script file
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Found malware configuration
Found strings related to Crypto-Mining
Injects a PE file into a foreign processes
Installs TOR (Internet Anonymizer)
Machine Learning detection for dropped file
Machine Learning detection for sample
Modifies the context of a thread in another process (thread injection)
Multi AV Scanner detection for dropped file
Protects its processes via BreakOnTermination flag
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AsyncRAT
Yara detected BitCoin Miner
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 422640 Sample: ejHZ3HUs6E.exe Startdate: 24/05/2021 Architecture: WINDOWS Score: 100 94 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->94 96 Found malware configuration 2->96 98 Antivirus detection for dropped file 2->98 100 6 other signatures 2->100 9 ejHZ3HUs6E.exe 11 2->9         started        12 Helper.exe 1 2->12         started        15 Helper.exe 2->15         started        17 Helper.exe 2->17         started        process3 file4 62 C:\Users\user\AppData\Local\...\WinRaR64.exe, PE32 9->62 dropped 64 C:\Users\user\AppData\Local\...\Async.exe, PE32 9->64 dropped 66 C:\Users\user\AppData\Local\...\Cript.exe, PE32 9->66 dropped 19 Async.exe 2 9->19         started        23 WinRaR64.exe 7 9->23         started        26 Cript.exe 3 5 9->26         started        118 Antivirus detection for dropped file 12->118 28 Helper.exe 12->28         started        signatures5 process6 dnsIp7 80 81.163.246.9, 49731, 5020 KOLT-ASRU Russian Federation 19->80 82 192.168.2.1 unknown unknown 19->82 102 Antivirus detection for dropped file 19->102 104 Multi AV Scanner detection for dropped file 19->104 106 Protects its processes via BreakOnTermination flag 19->106 114 2 other signatures 19->114 84 2no.co 88.99.66.31, 443, 49725 HETZNER-ASDE Germany 23->84 56 C:\Users\user\AppData\Roaming\...\Helper.exe, PE32+ 23->56 dropped 58 C:\Users\user\AppData\...\SystemCheck.xml, XML 23->58 dropped 60 C:\Users\user\AppData\...\CL_Debug_Log.txt, PE32 23->60 dropped 108 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 23->108 30 CL_Debug_Log.txt 3 23->30         started        33 cmd.exe 1 23->33         started        35 wscript.exe 1 26->35         started        110 Modifies the context of a thread in another process (thread injection) 28->110 112 Injects a PE file into a foreign processes 28->112 37 Helper.exe 28->37         started        40 tor.exe 28->40         started        file8 signatures9 process10 dnsIp11 68 C:\Users\user\AppData\Local\Temp\64.exe, PE32+ 30->68 dropped 70 C:\Users\user\AppData\Local\Temp\32.exe, PE32 30->70 dropped 43 conhost.exe 30->43         started        45 conhost.exe 33->45         started        47 schtasks.exe 1 33->47         started        49 cmd.exe 1 35->49         started        72 C:\Users\user\AppData\Roaming\...\tor.exe, PE32 37->72 dropped 74 C:\Users\user\AppData\Roaming\...\zlib1.dll, PE32 37->74 dropped 76 C:\Users\user\AppData\...\ssleay32.dll, PE32 37->76 dropped 78 8 other files (none is malicious) 37->78 dropped 116 Installs TOR (Internet Anonymizer) 37->116 52 conhost.exe 37->52         started        86 193.11.114.45, 49753, 9002 SUNETSUNETSwedishUniversityNetworkEU Sweden 40->86 88 193.234.15.59, 443, 49745 SITABINFRA-NORDIC-ASNO Sweden 40->88 90 24 other IPs or domains 40->90 file12 signatures13 process14 signatures15 92 Uses schtasks.exe or at.exe to add and modify task schedules 49->92 54 conhost.exe 49->54         started        process16
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/7b579694a738437eb6aed2064bd2d78cb77d8afe92994bf6e02016a563cd50a3/
Threat name:
ByteCode-MSIL.Backdoor.AsyncRAT
Create hunting rule
Status:
Malicious
First seen:
2021-05-24 10:31:08 UTC
File Type:
PE (Exe)
Extracted files:
46
AV detection:
28 of 47 (59.57%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=pnlznffhhbbx5nvo2idexuwxrs3x3cx6skmux5xaealkky6nkcrq._file
Verdict:
malicious
Label(s):
asyncrat
Create hunting rule
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AsyncRAT
+ 1'297 additional samples on MalwareBazaar
Result
Malware family:
xmrig
Create hunting rule
Score:
  10/10
Tags:
family:asyncrat family:xmrig miner rat
Link:
https://tria.ge/reports/210524-qppzed5a8a/
Behaviour
Creates scheduled task(s)
Modifies registry class
Modifies system certificate store
NTFS ADS
Script User-Agent
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Views/modifies file attributes
Enumerates physical storage devices
Suspicious use of SetThreadContext
Loads dropped DLL
Executes dropped EXE
Async RAT payload
Detected Stratum cryptominer command
XMRig Miner Payload
AsyncRat
xmrig
Malware Config
C2 Extraction:
81.163.246.9:5020
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/7b579694a738437eb6aed2064bd2d78cb77d8afe92994bf6e02016a563cd50a3

File information

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

Comments