MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f4ce75b96a3e71c8e6aeeb7ddfb09f5111be8d7a5839dbb9c182bb9cbd74f8f4. 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: 15


Intelligence 15 IOCs YARA 11 File information Comments

SHA256 hash: f4ce75b96a3e71c8e6aeeb7ddfb09f5111be8d7a5839dbb9c182bb9cbd74f8f4
SHA3-384 hash: 7a0240adc1922eabc741f93429ea91bc61b0a21e04ffffb81926c380f322f47e84e3495396afbd14a34ef6238cf7a41f
SHA1 hash: 15fb8dfbb5565d55cb08d081a15e27dc893aecb5
MD5 hash: c0904fc8835a27495eaa5ad04d05aa24
humanhash: bulldog-magazine-hawaii-october
File name:c0904fc8835a27495eaa5ad04d05aa24.exe
Download: download sample
Signature AsyncRAT
File size:46'080 bytes
First seen:2022-08-02 18:04:46 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 768:vuwCfTg46YbWUn8jjmo2qrDKjGKG6PIyzjbFgX3i68ircSrl8dqOoXOBDZSx:vuwCfTgp/2OKYDy3bCXSYrh588OoXAdQ
Threatray 2'652 similar samples on MalwareBazaar
TLSH T1C7232B003BE8822BF2BE4F78ADF26145467AF2672603D54D1CC451DB5623FC69A426FE
TrID 61.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.0% (.SCR) Windows screen saver (13101/52/3)
8.8% (.EXE) Win64 Executable (generic) (10523/12/4)
5.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.2% (.EXE) Win16 NE executable (generic) (5038/12/1)
Reporter abuse_ch
Tags:AsyncRAT exe RAT

Intelligence


File Origin
# of uploads :
1
# of downloads :
417
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
asyncrat
ID:
1
File name:
c0904fc8835a27495eaa5ad04d05aa24.exe
Verdict:
Malicious activity
Analysis date:
2022-08-03 05:55:47 UTC
Tags:
asyncrat

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-vm asyncrat njrat packed rat
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
Detection:
malicious
Classification:
troj.evad
Score:
88 / 100
Signature
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Yara detected AsyncRAT
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Backdoor.AsyncRAT
Status:
Malicious
First seen:
2022-08-02 00:11:02 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
25 of 26 (96.15%)
Threat level:
  5/5
Result
Malware family:
asyncrat
Score:
  10/10
Tags:
family:asyncrat botnet:default rat
Behaviour
Async RAT payload
AsyncRat
Malware Config
C2 Extraction:
127.0.0.1:6606
127.0.0.1:7707
127.0.0.1:8808
Unpacked files
SH256 hash:
f4ce75b96a3e71c8e6aeeb7ddfb09f5111be8d7a5839dbb9c182bb9cbd74f8f4
MD5 hash:
c0904fc8835a27495eaa5ad04d05aa24
SHA1 hash:
15fb8dfbb5565d55cb08d081a15e27dc893aecb5
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:kevoreilly, JPCERT/CC Incident Response Group
Description:AsyncRat Payload
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: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: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:win_asyncrat_j1
Author:Johannes Bader @viql
Description:detects AsyncRAT
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 f4ce75b96a3e71c8e6aeeb7ddfb09f5111be8d7a5839dbb9c182bb9cbd74f8f4

(this sample)

  
Delivery method
Distributed via web download

Comments