MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 095a10fc0b992d28fd110516164eb608316a7d2bded28a2e0bd7aa66e895197c. 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: 14


Intelligence 14 IOCs YARA 22 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 095a10fc0b992d28fd110516164eb608316a7d2bded28a2e0bd7aa66e895197c
SHA3-384 hash: ba1abe7b5c9ae14228d2850070e62b760a5f762a0e4ef067a42c411b6410c4babc1fe4dbef729128527b291d84ca66b3
SHA1 hash: ff190e4a989695c64f95495c0347498ec11eabd7
MD5 hash: f1de359b4cb3e98d01e03f7f4aff75d7
humanhash: cola-bluebird-orange-arizona
File name:SecuriteInfo.com.Win64.TrojanX-gen.17982.17306
Download: download sample
Signature AsyncRAT
Create hunting rule
File size:418'720 bytes
First seen:2024-04-23 16:33:51 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
ssdeep 12288:8Jxyctbiy/9SgCf7iSdo1pkQLBB55De61:8Ty9y/4gCf7Qp5BBbq8
TLSH T1C494230A03962ADEDA0B03B872E155C8C03D69175A8AF36E3B5C95CD5E23784C5D3BB7
TrID 44.4% (.EXE) Win64 Executable (generic) (10523/12/4)
21.2% (.EXE) Win16 NE executable (generic) (5038/12/1)
8.7% (.ICL) Windows Icons Library (generic) (2059/9)
8.5% (.EXE) OS/2 Executable (generic) (2029/13)
8.4% (.EXE) Generic Win/DOS Executable (2002/3)
Reporter SecuriteInfoCom
Tags:AsyncRAT exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
323
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
asyncrat
Create hunting rule
ID:
1
File name:
095a10fc0b992d28fd110516164eb608316a7d2bded28a2e0bd7aa66e895197c.exe
Verdict:
Malicious activity
Analysis date:
2024-04-24 05:47:10 UTC
Tags:
asyncrat
Link:
https://app.any.run/tasks/bb0f7351-69e7-455b-8256-52e14dccb855

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
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
Searching for synchronization primitives
Launching the default Windows debugger (dwwin.exe)
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a recently created process
Blocking the User Account Control
Enabling autorun by creating a file
Adding an exclusion to Microsoft Defender
Unauthorized injection to a system process
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
overlay packed
Link:
https://www.filescan.io/uploads/6627e30114fabb16f400584a/reports/98beba7a-021f-4d54-b618-551cdaced918/overview
Verdict:
Malicious
Labled as:
MSILHeracles.Generic
Link:
https://www.hybrid-analysis.com/sample/095a10fc0b992d28fd110516164eb608316a7d2bded28a2e0bd7aa66e895197c
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.
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/539f323a-2ea2-4399-a5f7-d4f88377bb4f
Result
Threat name:
AsyncRAT
Create hunting rule
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1430497
Signature
.NET source code references suspicious native API functions
Adds a directory exclusion to Windows Defender
Disables UAC (registry)
Drops PE files with benign system names
Found malware configuration
Injects a PE file into a foreign processes
Loading BitLocker PowerShell Module
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sigma detected: Files With System Process Name In Unsuspected Locations
Sigma detected: Invoke-Obfuscation CLIP+ Launcher
Sigma detected: Invoke-Obfuscation VAR+ Launcher
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Sigma detected: Schedule system process
Sigma detected: Suspect Svchost Activity
Sigma detected: System File Execution Location Anomaly
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
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected AsyncRAT
Yara detected Generic Downloader
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1430497 Sample: SecuriteInfo.com.Win64.Troj... Startdate: 23/04/2024 Architecture: WINDOWS Score: 100 71 Found malware configuration 2->71 73 Malicious sample detected (through community Yara rule) 2->73 75 Multi AV Scanner detection for submitted file 2->75 77 12 other signatures 2->77 9 SecuriteInfo.com.Win64.TrojanX-gen.17982.17306.exe 1 8 2->9         started        13 svchost.exe 1 4 2->13         started        15 svchost.exe 2->15         started        17 2 other processes 2->17 process3 file4 67 C:\Users\user\AppData\Roaming\svchost.exe, PE32+ 9->67 dropped 91 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 9->91 93 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 9->93 95 Drops PE files with benign system names 9->95 19 cmd.exe 1 9->19         started        21 cmd.exe 1 9->21         started        24 conhost.exe 9->24         started        97 Multi AV Scanner detection for dropped file 13->97 99 Writes to foreign memory regions 13->99 101 Adds a directory exclusion to Windows Defender 13->101 103 Disables UAC (registry) 13->103 26 powershell.exe 23 13->26         started        32 4 other processes 13->32 105 Injects a PE file into a foreign processes 15->105 28 powershell.exe 15->28         started        34 4 other processes 15->34 30 powershell.exe 17->30         started        36 8 other processes 17->36 signatures5 process6 signatures7 38 svchost.exe 4 19->38         started        41 conhost.exe 19->41         started        43 timeout.exe 1 19->43         started        79 Uses schtasks.exe or at.exe to add and modify task schedules 21->79 45 conhost.exe 21->45         started        47 schtasks.exe 1 21->47         started        81 Loading BitLocker PowerShell Module 26->81 49 conhost.exe 26->49         started        51 conhost.exe 28->51         started        53 conhost.exe 30->53         started        process8 signatures9 83 Writes to foreign memory regions 38->83 85 Adds a directory exclusion to Windows Defender 38->85 87 Injects a PE file into a foreign processes 38->87 55 powershell.exe 38->55         started        58 RegSvcs.exe 38->58         started        61 conhost.exe 38->61         started        63 2 other processes 38->63 process10 dnsIp11 89 Loading BitLocker PowerShell Module 55->89 65 conhost.exe 55->65         started        69 94.156.8.44, 443, 49732 NET1-ASBG Bulgaria 58->69 signatures12 process13
Score:
69%
Verdict:
Susipicious
File Type:
PE
Link:
https://malprob.io/report/095a10fc0b992d28fd110516164eb608316a7d2bded28a2e0bd7aa66e895197c
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/095a10fc0b992d28fd110516164eb608316a7d2bded28a2e0bd7aa66e895197c/
Threat name:
ByteCode-MSIL.Packed.Generic
Create hunting rule
Status:
Suspicious
First seen:
2024-04-23 01:26:16 UTC
File Type:
PE+ (.Net Exe)
Extracted files:
1
AV detection:
16 of 23 (69.57%)
Threat level:
  1/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=bfnbb7altewsr7iraulbmtvwbaywu7jl33jiulql26vgn2evdf6a._file
Verdict:
malicious
Result
Malware family:
asyncrat
Create hunting rule
Score:
  10/10
Tags:
family:asyncrat botnet:spread evasion persistence rat trojan
Link:
https://tria.ge/reports/240423-t24gzshh79/
Behaviour
Creates scheduled task(s)
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
System policy modification
Uses Task Scheduler COM API
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Checks whether UAC is enabled
Maps connected drives based on registry
Checks BIOS information in registry
Checks computer location settings
Executes dropped EXE
Windows security modification
Looks for VMWare Tools registry key
Looks for VirtualBox Guest Additions in registry
Windows security bypass
AsyncRat
UAC bypass
Malware Config
C2 Extraction:
94.156.10.12:80
94.156.10.12:443
94.156.8.44:80
94.156.8.44:443
Unpacked files
SH256 hash:
095a10fc0b992d28fd110516164eb608316a7d2bded28a2e0bd7aa66e895197c
MD5 hash:
f1de359b4cb3e98d01e03f7f4aff75d7
SHA1 hash:
ff190e4a989695c64f95495c0347498ec11eabd7
Link:
https://www.unpac.me/results/54e0f4b7-def2-4e17-8bdc-7bcac6595ef8/
Malware family:
AsyncRAT
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/095a10fc0b99/report/overview.html
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
Create hunting rule
Author:kevoreilly, JPCERT/CC Incident Response Group
Description:AsyncRat Payload
Rule name:DebuggerCheck__RemoteAPI
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:INDICATOR_SUSPICIOUS_EXE_ASEP_REG_Reverse
Create hunting rule
Author:ditekSHen
Description:Detects file containing reversed ASEP Autorun registry keys
Rule name:malware_asyncrat
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect AsyncRat in memory
Reference:internal research
Rule name:MAL_AsnycRAT
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detects AsnycRAT based on it's config decryption routine
Rule name:MAL_AsyncRAT_Config_Decryption
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detects AsnycRAT based on it's config decryption routine
Rule name:msil_suspicious_use_of_strreverse
Create hunting rule
Author:dr4k0nia
Description:Detects mixed use of Microsoft.CSharp and VisualBasic to use StrReverse
Rule name:Multifamily_RAT_Detection
Create hunting rule
Author:Lucas Acha (http://www.lukeacha.com)
Description:Generic Detection for multiple RAT families, PUPs, Packers and suspicious executables
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:Njrat
Create hunting rule
Author:botherder https://github.com/botherder
Description:Njrat
Rule name:pe_imphash
Create hunting rule
Rule name:pe_no_import_table
Create hunting rule
Description:Detect pe file that no import table
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:SUSP_DOTNET_PE_List_AV
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detecs .NET Binary that lists installed AVs
Rule name:SUSP_Reverse_Run_Key
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detects a Reversed Run Key
Rule name:Windows_Generic_Threat_ce98c4bc
Create hunting rule
Author:Elastic Security
Rule name:win_asyncrat_bytecodes
Create hunting rule
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
Create hunting rule
Author:Johannes Bader @viql
Description:detects AsyncRAT
Rule name:win_asyncrat_w0
Create hunting rule
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 095a10fc0b992d28fd110516164eb608316a7d2bded28a2e0bd7aa66e895197c

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2824146/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2824200/

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (GUARD_CF)high

Comments