MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b62079be1556d96865a31929952afece7835218e748a8bb87aa9b6a662e25bff. 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 File information Comments

SHA256 hash: b62079be1556d96865a31929952afece7835218e748a8bb87aa9b6a662e25bff
SHA3-384 hash: 0ff1e5148c92ed78f44799477ee651f1a1ac9fa1660c71eb7dd4c61af5e5132a1ecef263b807b4ae05be1afc8ac2a17b
SHA1 hash: fa39a3bb823909c0294804a32303378ac25e0492
MD5 hash: 524fca1eea0f55f1ad6281325664dcb4
humanhash: oklahoma-lima-dakota-uniform
File name:sfqbr.ps1
Download: download sample
Signature AsyncRAT
File size:22'030 bytes
First seen:2025-01-07 05:10:18 UTC
Last seen:Never
File type:PowerShell (PS) ps1
MIME type:text/plain
ssdeep 384:zIAXUpjxl+K++gtu0P1GUK++qUpjxl6Upjxl+mATyK++IcmATpPsPWmATEP9rPva:zIAMVl+7+gbh7+3VlnVliTy7+IITJqKh
Threatray 22 similar samples on MalwareBazaar
TLSH T1E6A28E7B91C070C77FAE7B505BF7ADD7BAF2143E619820EC6965C132932B84890091E3
Magika txt
Reporter zhuzhu0009
Tags:AsyncRAT ps1

Intelligence


File Origin
# of uploads :
1
# of downloads :
129
Origin country :
PL PL
Vendor Threat Intelligence
Verdict:
Malicious
Score:
92.5%
Tags:
autorun shell agent sage
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
obfuscated persistence
Result
Verdict:
UNKNOWN
Result
Threat name:
DcRat, KeyLogger, StormKitty, Strela Ste
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Signature
.NET source code contains very large strings
.NET source code references suspicious native API functions
AI detected suspicious sample
Antivirus detection for dropped file
Bypasses PowerShell execution policy
Compiles code for process injection (via .Net compiler)
Found many strings related to Crypto-Wallets (likely being stolen)
Found suspicious powershell code related to unpacking or dynamic code loading
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Malicious sample detected (through community Yara rule)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sample uses string decryption to hide its real strings
Sigma detected: Dot net compiler compiles file from suspicious location
Sigma detected: Drops script at startup location
Sigma detected: Powerup Write Hijack DLL
Suricata IDS alerts for network traffic
Suspicious execution chain found
Suspicious powershell command line found
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected BrowserPasswordDump
Yara detected DcRat
Yara detected Generic Downloader
Yara detected Keylogger Generic
Yara detected Powershell decode and execute
Yara detected Powershell download and execute
Yara detected StormKitty Stealer
Yara detected Strela Stealer
Yara detected VenomRAT
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1585139 Sample: sfqbr.ps1 Startdate: 07/01/2025 Architecture: WINDOWS Score: 100 47 bg.microsoft.map.fastly.net 2->47 49 18.31.95.13.in-addr.arpa 2->49 55 Suricata IDS alerts for network traffic 2->55 57 Malicious sample detected (through community Yara rule) 2->57 59 Antivirus detection for dropped file 2->59 61 18 other signatures 2->61 10 powershell.exe 14 21 2->10         started        signatures3 process4 dnsIp5 51 147.45.44.131, 49709, 49710, 49712 FREE-NET-ASFREEnetEU Russian Federation 10->51 41 C:\Windows\Temp\Pack.bat, Unicode 10->41 dropped 43 C:\Users\user\AppData\Roaming\...\App.url, MS 10->43 dropped 73 Found many strings related to Crypto-Wallets (likely being stolen) 10->73 75 Suspicious execution chain found 10->75 77 Found suspicious powershell code related to unpacking or dynamic code loading 10->77 79 Compiles code for process injection (via .Net compiler) 10->79 15 cmd.exe 1 10->15         started        18 conhost.exe 10->18         started        file6 signatures7 process8 signatures9 81 Suspicious powershell command line found 15->81 83 Bypasses PowerShell execution policy 15->83 20 powershell.exe 35 15->20         started        24 cmd.exe 1 15->24         started        process10 file11 37 C:\Users\user\AppData\...\nfy3200k.cmdline, Unicode 20->37 dropped 39 C:\Users\user\AppData\Local\...\nfy3200k.0.cs, Unicode 20->39 dropped 63 Found many strings related to Crypto-Wallets (likely being stolen) 20->63 65 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 20->65 67 Writes to foreign memory regions 20->67 69 Injects a PE file into a foreign processes 20->69 26 RegAsm.exe 1 3 20->26         started        30 csc.exe 3 20->30         started        33 curl.exe 1 24->33         started        signatures12 process13 dnsIp14 53 94.130.22.61, 4449, 49742 HETZNER-ASDE Germany 26->53 71 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 26->71 45 C:\Users\user\AppData\Local\...\nfy3200k.dll, PE32 30->45 dropped 35 cvtres.exe 1 30->35         started        file15 signatures16 process17
Threat name:
Text.Trojan.Generic
Status:
Suspicious
First seen:
2025-01-07 05:11:03 UTC
File Type:
Text (PowerShell)
AV detection:
5 of 38 (13.16%)
Threat level:
  5/5
Result
Malware family:
stormkitty
Score:
  10/10
Tags:
family:asyncrat family:stormkitty discovery execution rat stealer
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Command and Scripting Interpreter: PowerShell
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Checks installed software on the system
Drops startup file
Blocklisted process makes network request
Downloads MZ/PE file
AsyncRat
Asyncrat family
StormKitty
StormKitty payload
Stormkitty family
Please note that we are no longer able to provide a coverage score for Virus Total.

File information


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

Comments