MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fbae574b2e4733c1560e760125619310d239041235306079e9d26f436c308cb1. 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: 19


Intelligence 19 IOCs YARA 28 File information Comments

SHA256 hash: fbae574b2e4733c1560e760125619310d239041235306079e9d26f436c308cb1
SHA3-384 hash: b5f2a7a27e434b853cde3b99fc88722a6d556ae9c03d8f4ad351154499a88780df0c8f1dcbb1ef7a9f6149317e0a0a04
SHA1 hash: 11e39fbf3ce60b2bbec6150bfa94e52c4b30878d
MD5 hash: 9f3e567108536c424e4c9b04461b4b41
humanhash: spring-uranus-triple-lamp
File name:fbae574b2e4733c1560e760125619310d239041235306079e9d26f436c308cb1
Download: download sample
Signature AsyncRAT
File size:46'080 bytes
First seen:2026-04-15 06:17:03 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'881 x AgentTesla, 19'801 x Formbook, 12'306 x SnakeKeylogger)
ssdeep 768:6uKQ9TH4EjZWUR/ejmo2qrYKjPGaG6PIyzjbFgX3i/zMoLEVXfel3iBDZTx:6uKQ9THfe2BKTkDy3bCXS/zzLSetcdTx
Threatray 1'463 similar samples on MalwareBazaar
TLSH T1FE231B003BE9822BF2BE4F789CF26145857AF6633603D5492CC451DB5613FC69A426FE
TrID 70.4% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
6.2% (.EXE) Win64 Executable (generic) (6522/11/2)
4.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.3% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika pebin
Reporter JAMESWT_WT
Tags:81-163-111-127 91-242-179-84 AsyncRAT exe

Intelligence


File Origin
# of uploads :
1
# of downloads :
162
Origin country :
IT IT
Vendor Threat Intelligence
Malware configuration found for:
AsyncRAT
Details
AsyncRAT
c2 socket addresses or a dead drop resolver url, a version, a mutex, an SSL certificate and server signature, an interval, varying flags, and possibly a filepath and a group
Malware family:
asyncrat
ID:
1
File name:
_fbae574b2e4733c1560e760125619310d239041235306079e9d26f436c308cb1.exe
Verdict:
Malicious activity
Analysis date:
2026-04-15 06:17:45 UTC
Tags:
asyncrat

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
99.9%
Tags:
asyncrat autorun
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Creating a window
Connection attempt
DNS request
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm asyncrat asyncrat base64 config-extracted dcrat fareit fingerprint lolbin obfuscated razy reconnaissance reg samas schtasks unsafe vbnet windows
Verdict:
Malicious
File Type:
exe x32
First seen:
2026-03-26T05:26:00Z UTC
Last seen:
2026-04-15T01:36:00Z UTC
Hits:
~100
Detections:
Backdoor.MSIL.Crysan.d Backdoor.MSIL.Crysan.c Backdoor.MSIL.Crysan.b HEUR:Trojan.Win32.Generic HEUR:Backdoor.MSIL.SheetRat.gen HEUR:Backdoor.MSIL.Crysan.gen Backdoor.MSIL.Crysan.sb Backdoor.MSIL.Crysan.fb
Gathering data
Threat name:
ByteCode-MSIL.Backdoor.AsyncRAT
Status:
Malicious
First seen:
2026-04-01 08:48:40 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
30 of 36 (83.33%)
Threat level:
  5/5
Result
Malware family:
asyncrat
Score:
  10/10
Tags:
family:asyncrat botnet:default discovery rat
Behaviour
Suspicious use of AdjustPrivilegeToken
System Location Discovery: System Language Discovery
Family: AsyncRat
Malware Config
C2 Extraction:
91.242.179.84:6606
91.242.179.84:7707
91.242.179.84:8808
91.242.179.84:9001
Unpacked files
SH256 hash:
fbae574b2e4733c1560e760125619310d239041235306079e9d26f436c308cb1
MD5 hash:
9f3e567108536c424e4c9b04461b4b41
SHA1 hash:
11e39fbf3ce60b2bbec6150bfa94e52c4b30878d
Detections:
win_asyncrat_w0 AsyncRAT
Please note that we are no longer able to provide a coverage score for Virus Total.

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:asyncrat
Author:JPCERT/CC Incident Response Group
Description:detect AsyncRat in memory
Reference:internal research
Rule name:AsyncRat
Author:kevoreilly, JPCERT/CC Incident Response Group
Description:AsyncRat Payload
Rule name:AsyncRAT_057B
Author:kirkderp
Description:AsyncRAT 0.5.7B -- minimal .NET RAT with PBKDF2 key derivation and MessagePack serialization
Reference:https://github.com/kirkderp/yara
Rule name:asyncrat_kingrat
Author:jeFF0Falltrades
Rule name:DebuggerCheck__RemoteAPI
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:INDICATOR_SUSPICIOUS_EXE_ASEP_REG_Reverse
Author:ditekSHen
Description:Detects file containing reversed ASEP Autorun registry keys
Rule name:malware_asyncrat
Author:JPCERT/CC Incident Response Group
Description:detect AsyncRat in memory
Reference:internal research
Rule name:malware_asyncrat
Description:detect AsyncRat in memory
Reference:https://github.com/NYAN-x-CAT/AsyncRAT-C-Sharp
Rule name:MAL_AsnycRAT
Author:SECUINFRA Falcon Team
Description:Detects AsnycRAT based on it's config decryption routine
Rule name:MAL_AsyncRAT_Config_Decryption
Author:SECUINFRA Falcon Team
Description:Detects AsnycRAT based on it's config decryption routine
Rule name:Mal_WIN_AsyncRat_RAT_PE
Author:Phatcharadol Thangplub
Description:Use to detect AsyncRAT implant.
Rule name:msil_suspicious_use_of_strreverse
Author:dr4k0nia
Description:Detects mixed use of Microsoft.CSharp and VisualBasic to use StrReverse
Rule name:Multifamily_RAT_Detection
Author:Lucas Acha (http://www.lukeacha.com)
Description:Generic Detection for multiple RAT families, PUPs, Packers and suspicious executables
Rule name:NET
Author:malware-lu
Rule name:NETexecutableMicrosoft
Author:malware-lu
Rule name:Njrat
Author:botherder https://github.com/botherder
Description:Njrat
Rule name:pe_imphash
Rule name:Skystars_Malware_Imphash
Author:Skystars LightDefender
Description:imphash
Rule name:SUSP_DOTNET_PE_List_AV
Author:SECUINFRA Falcon Team
Description:Detecs .NET Binary that lists installed AVs
Rule name:SUSP_Reverse_Run_Key
Author:SECUINFRA Falcon Team
Description:Detects a Reversed Run Key
Rule name:Sus_CMD_Powershell_Usage
Author:XiAnzheng
Description:May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)
Rule name:VECT_Ransomware
Author:Mustafa Bakhit
Description:Detects activity associated with VECT ransomware. This includes registry modifications and deletions, execution of system and defense-evasion commands, suspicious API usage, mutex creation, file and memory manipulation, ransomware note generation, anti-debugging and anti-analysis techniques, and embedded cryptographic constants (SHA256) characteristic of this malware family. Designed for threat intelligence and malware detection environments.
Rule name:Windows_Generic_Threat_ce98c4bc
Author:Elastic Security
Rule name:Windows_Trojan_Asyncrat_11a11ba1
Author:Elastic Security
Rule name:win_asyncrat_bytecodes
Author:Matthew @ Embee_Research
Description:Detects bytecodes present in unobfuscated AsyncRat Samples. Rule may also pick up on other Asyncrat-derived malware (Dcrat/venom etc)
Rule name:win_asyncrat_j1
Author:Johannes Bader @viql
Description:detects AsyncRAT
Rule name:win_asyncrat_unobfuscated
Author:Matthew @ Embee_Research
Description:Detects strings present in unobfuscated AsyncRat Samples. Rule may also pick up on other Asyncrat-derived malware (Dcrat/venom etc)
Rule name:win_asyncrat_w0
Author:JPCERT/CC Incident Response Group
Description:detect AsyncRat in memory
Reference:internal research

File information


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

Web download

AsyncRAT

Executable exe fbae574b2e4733c1560e760125619310d239041235306079e9d26f436c308cb1

(this sample)

  
Delivery method
Distributed via web download

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