MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 779468167b7fb6ae608f098d8460a0c6f7a825e088fe60ed31ea4f9e8e664f00. 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: 17


Intelligence 17 IOCs YARA 14 File information Comments
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SHA256 hash: 779468167b7fb6ae608f098d8460a0c6f7a825e088fe60ed31ea4f9e8e664f00
SHA3-384 hash: 013124b3e0cf5e0e316fbf4aec0894e716b2b50ed6bcc6e041b10ebab704cb10e2d543593b04a0b9f2b324c9de5b43b1
SHA1 hash: 186ef2511fa3ee1c962930be0b4e434ef8e48c13
MD5 hash: b8de60b0604826596aa8cf5a3e127b97
humanhash: maine-utah-idaho-pasta
File name:x3NwbDeSEJhx.exe
Download: download sample
Signature AsyncRAT
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File size:48'640 bytes
First seen:2023-12-05 14:19:26 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'669 x AgentTesla, 19'482 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 768:4q+s3pUtDILNCCa+DiptelDSN+iV08YbygeSQg/yzS+dUZ1vEgK/JvZVc6KN:4q+AGtQOptKDs4zb1EuyzS+dknkJvZVS
TLSH T112236C4037E88136F2FD4BB4ADF2E2458679D2676903CA4D6CC814EA1B13BC596136FE
TrID 40.9% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
32.2% (.CPL) Windows Control Panel Item (generic) (57583/11/19)
7.3% (.SCR) Windows screen saver (13097/50/3)
5.8% (.EXE) Win64 Executable (generic) (10523/12/4)
3.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
Reporter pmelson
Tags:AsyncRAT DCRat exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
331
Origin country :
US US
Vendor Threat Intelligence
Malware family:
asyncrat
Create hunting rule
ID:
1
File name:
779468167b7fb6ae608f098d8460a0c6f7a825e088fe60ed31ea4f9e8e664f00.zip
Verdict:
Malicious activity
Analysis date:
2023-12-06 01:46:50 UTC
Tags:
asyncrat
Link:
https://app.any.run/tasks/b4a33150-eb63-468f-842e-e1b951480a44

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/462636/
Detection(s):
Sanesecurity.Malware.29669.UNOFFICIAL
Create hunting rule

Win.Malware.Generickdz-9865912-0
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Win.Malware.Enigmaprotector-9874743-0
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Win.Malware.Enigmaprotector-9881027-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Using the Windows Management Instrumentation requests
Creating a window
Creating a file in the %temp% directory
Running batch commands
Creating a file
Launching a process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-debug anti-vm configsecuritypolicy evasive hacktool lolbin mpcmdrun msconfig njrat rat regedit replace
Link:
https://www.filescan.io/uploads/656f319b56d08f7811a9b635/reports/8eb682f0-6a58-4278-9ce2-eb0f7420b5c4/overview
Verdict:
Malicious
Labled as:
Backdoo.1BBEAE4C
Link:
https://www.hybrid-analysis.com/sample/779468167b7fb6ae608f098d8460a0c6f7a825e088fe60ed31ea4f9e8e664f00
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.
Malware family:
AsyncRAT
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/b1c5f997-6778-4c51-b9c0-81471579fb01
Result
Threat name:
AsyncRAT, DcRat
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1353979
Signature
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
Antivirus / Scanner detection for submitted sample
Found malware configuration
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Snort IDS alert for network traffic
Uses dynamic DNS services
Yara detected AsyncRAT
Yara detected DcRat
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1353979 Sample: x3NwbDeSEJhx.exe Startdate: 05/12/2023 Architecture: WINDOWS Score: 100 17 diciembre12.duckdns.org 2->17 19 windowsupdatebg.s.llnwi.net 2->19 23 Snort IDS alert for network traffic 2->23 25 Found malware configuration 2->25 27 Malicious sample detected (through community Yara rule) 2->27 31 6 other signatures 2->31 8 x3NwbDeSEJhx.exe 2 5 2->8         started        signatures3 29 Uses dynamic DNS services 17->29 process4 dnsIp5 21 diciembre12.duckdns.org 179.14.8.224, 1984, 49704, 49706 ColombiaMovilCO Colombia 8->21 11 cmd.exe 1 8->11         started        process6 process7 13 conhost.exe 11->13         started        15 timeout.exe 1 11->15         started       
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/779468167b7fb6ae608f098d8460a0c6f7a825e088fe60ed31ea4f9e8e664f00
Detection:
dcrat
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Link:
https://mwdb.cert.pl/sample/779468167b7fb6ae608f098d8460a0c6f7a825e088fe60ed31ea4f9e8e664f00/
Threat name:
ByteCode-MSIL.Backdoor.AsyncRAT
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Status:
Malicious
First seen:
2023-12-05 15:37:35 UTC
AV detection:
31 of 37 (83.78%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=o6kgqft3p63k4yepbggyiyfay332qjpard7gb3jr5jhz5dtgj4aa._file
Verdict:
malicious
Label(s):
asyncrat
Create hunting rule
Result
Malware family:
asyncrat
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Score:
  10/10
Tags:
family:asyncrat botnet:default rat
Link:
https://tria.ge/reports/231205-rneklabe3z/
Behaviour
Async RAT payload
AsyncRat
Malware Config
C2 Extraction:
diciembre12.duckdns.org:1984
Unpacked files
SH256 hash:
779468167b7fb6ae608f098d8460a0c6f7a825e088fe60ed31ea4f9e8e664f00
MD5 hash:
b8de60b0604826596aa8cf5a3e127b97
SHA1 hash:
186ef2511fa3ee1c962930be0b4e434ef8e48c13
Detections:
DCRat
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_WMI_EnumerateVideoDevice
Create hunting rule
win_asyncrat_unobfuscated
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_DcRatBy
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_B64_Artifacts
Create hunting rule
Link:
https://www.unpac.me/results/a06a6751-bd1d-4463-ba3a-b1c4d82b9eab/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
iSpy Keylogger
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/779468167b7fb6ae608f098d8460a0c6f7a825e088fe60ed31ea4f9e8e664f00

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_SUSPICIOUS_EXE_B64_Artifacts
Create hunting rule
Author:ditekSHen
Description:Detects executables embedding bas64-encoded APIs, command lines, registry keys, etc.
Rule name:INDICATOR_SUSPICIOUS_EXE_DcRatBy
Create hunting rule
Author:ditekSHen
Description:Detects executables containing the string DcRatBy
Rule name:INDICATOR_SUSPICIOUS_EXE_WMI_EnumerateVideoDevice
Create hunting rule
Author:ditekSHen
Description:Detects executables attemping to enumerate video devices using WMI
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: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: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:Windows_Trojan_DCRat_1aeea1ac
Create hunting rule
Author:Elastic Security
Rule name:win_asyncrat_unobfuscated
Create hunting rule
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)

File information

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

Web download

AsyncRAT

Executable exe 779468167b7fb6ae608f098d8460a0c6f7a825e088fe60ed31ea4f9e8e664f00

(this sample)

  
Link
https://www.virustotal.com/gui/file/779468167b7fb6ae608f098d8460a0c6f7a825e088fe60ed31ea4f9e8e664f00/detection
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/462636/

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