MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 486d9c1f259ee472964bf817ed2b8e218440f7b1145230ff8cbba6a3da3c8f55. 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: 16
| SHA256 hash: | 486d9c1f259ee472964bf817ed2b8e218440f7b1145230ff8cbba6a3da3c8f55 |
|---|---|
| SHA3-384 hash: | dda975b41b0c69f3c48d41ba74ed266320abf5491c0ee967a4c230962b927a0988991b17e695c76cf51f10a19a3e0d02 |
| SHA1 hash: | 3c2c2b3bc380622464e99555df6da3a3830b7460 |
| MD5 hash: | 9bd557d5267ebfb6baaf4a21a66ed2c6 |
| humanhash: | minnesota-hawaii-asparagus-autumn |
| File name: | bKUy.exe |
| Download: | download sample |
| Signature | AsyncRAT |
| File size: | 64'512 bytes |
| First seen: | 2023-03-27 22:07:27 UTC |
| Last seen: | 2023-03-28 15:56:32 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger) |
| ssdeep | 1536:zhp5LrUwk4Xq0WdZeeiMl8GbbXwI1vNGRZVclN:zhp5LrUwk4XqdMeFmGbbXRUzY |
| Threatray | 1'089 similar samples on MalwareBazaar |
| TLSH | T139536B002798C965E2AD4AF8ACF2950146B1D5772102DB4E7CC814DFAB9EFC64A137EF |
| TrID | 60.4% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 10.8% (.SCR) Windows screen saver (13097/50/3) 8.7% (.EXE) Win64 Executable (generic) (10523/12/4) 5.4% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.1% (.EXE) Win16 NE executable (generic) (5038/12/1) |
| Reporter |  pmelson |
| Tags: | AsyncRAT DCRat exe |
Intelligence
File Origin
# of uploads :
3
# of downloads :
260
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
asyncrat
ID:
1
File name:
bKUy.exe
Verdict:
Malicious activity
Analysis date:
2023-03-27 22:09:02 UTC
Tags:
trojan rat asyncrat
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Result
Verdict:
Malware
Maliciousness:
Behaviour
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Using the Windows Management Instrumentation requests
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
anti-debug anti-vm configsecuritypolicy.exe evasive hacktool mpcmdrun.exe msconfig.exe njrat packed rat regedit.exe
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
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:
ModernLoader
Verdict:
Malicious
Result
Threat name:
AsyncRAT, DcRat
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
C2 URLs / IPs found in malware configuration
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic
Uses dynamic DNS services
Yara detected AsyncRAT
Yara detected DcRat
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Backdoor.AsyncRAT
Status:
Malicious
First seen:
2023-03-27 22:08:07 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
21 of 24 (87.50%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
asyncrat
Similar samples:
+ 1'079 additional samples on MalwareBazaar
Result
Malware family:
asyncrat
Score:
10/10
Tags:
family:asyncrat botnet:default rat
Behaviour
Suspicious use of AdjustPrivilegeToken
Uses Task Scheduler COM API
Async RAT payload
AsyncRat
Malware Config
C2 Extraction:
dcleomessi.duckdns.org:4243
Unpacked files
SH256 hash:
486d9c1f259ee472964bf817ed2b8e218440f7b1145230ff8cbba6a3da3c8f55
MD5 hash:
9bd557d5267ebfb6baaf4a21a66ed2c6
SHA1 hash:
3c2c2b3bc380622464e99555df6da3a3830b7460
Detections:
DCRat
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
iSpy Keylogger
Score:
1.00
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_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 |
| Rule name: | XWorm_Hunter |
|---|---|
| Author: | Potato |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Web download
Delivery method
Distributed via web download
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