MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4abe7862804f2cec7524527fd9ebbb370f4bfbfe1824a363605177316d551a58. 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: 13


Intelligence 13 IOCs YARA 8 File information Comments

SHA256 hash: 4abe7862804f2cec7524527fd9ebbb370f4bfbfe1824a363605177316d551a58
SHA3-384 hash: c0577045c28fa179dcbd915d5ba03db9ecb19122e1a7e882979b5e7a1a37becba64a656fcd3011bc357b253f95005d9e
SHA1 hash: 0a17d53a1e773aa0407e6c7c3d0b9e5c44844a01
MD5 hash: 48acfb41f5b1c596b7301e103c0e362d
humanhash: triple-seven-rugby-august
File name:Client.bin
Download: download sample
Signature AsyncRAT
File size:67'072 bytes
First seen:2022-06-26 15:39:16 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'658 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 1536:an61DsIeMJfxQ7CqmB9x1bbsTxRlG+ascNpqKmY7:aneeAx/q8n1bbsTVGKcWz
TLSH T19D636C0033ACC925E5DD8AB8BCB2550106B4C63B2112DA5E7CC450DB9BAFFC64A537EE
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 KdssSupport
Tags:AsyncRAT exe

Intelligence


File Origin
# of uploads :
1
# of downloads :
255
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
asyncrat
ID:
1
File name:
Client.exe
Verdict:
Malicious activity
Analysis date:
2022-06-26 15:31:37 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
Using the Windows Management Instrumentation requests
Сreating synchronization primitives
Running batch commands
Creating a process with a hidden window
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Creating a file
Launching a process
Creating a process from a recently created file
Unauthorized injection to a recently created process
Enabling autorun by creating a file
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-debug anti-vm configsecuritypolicy.exe evasive hacktool mpcmdrun.exe msconfig.exe njrat packed rat regedit.exe
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, DcRat
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)
Queries memory information (via WMI often done to detect virtual machines)
Yara detected AsyncRAT
Yara detected DcRat
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Backdoor.AsyncRAT
Status:
Malicious
First seen:
2022-06-26 15:40:07 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
25 of 26 (96.15%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
asyncrat
Result
Malware family:
asyncrat
Score:
  10/10
Tags:
family:asyncrat botnet:venom clients rat
Behaviour
Suspicious use of AdjustPrivilegeToken
Program crash
Async RAT payload
AsyncRat
Malware Config
C2 Extraction:
73.143.210.113:56597
73.143.210.113:1337
45.134.142.211:56597
45.134.142.211:1337
Unpacked files
SH256 hash:
4abe7862804f2cec7524527fd9ebbb370f4bfbfe1824a363605177316d551a58
MD5 hash:
48acfb41f5b1c596b7301e103c0e362d
SHA1 hash:
0a17d53a1e773aa0407e6c7c3d0b9e5c44844a01
Detections:
VenomRat
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:INDICATOR_EXE_Packed_Fody
Author:ditekSHen
Description:Detects executables manipulated with Fody
Rule name:INDICATOR_SUSPICIOUS_EXE_DcRatBy
Author:ditekSHen
Description:Detects executables containing the string DcRatBy
Rule name:INDICATOR_SUSPICIOUS_EXE_WMI_EnumerateVideoDevice
Author:ditekSHen
Description:Detects executables attemping to enumerate video devices using WMI
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

File information


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

Comments