MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8638697480078473d60b20cbeb522b7745dde8ae749159064356b0a31a825e88. 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


Intelligence 16 IOCs YARA 11 File information Comments

SHA256 hash: 8638697480078473d60b20cbeb522b7745dde8ae749159064356b0a31a825e88
SHA3-384 hash: 1456bc92a5e442d8a4a593f66ff44d4049b0e08018fb88c1d3f1dc2ce0b7aace028a9d5d58c06bb1a1ca7ee78be66f63
SHA1 hash: 9ca1f23f12e92aa9f79e60a0b67752511a9ee711
MD5 hash: 83b8a5df4348dfa60084d51919bd7612
humanhash: stairway-stairway-indigo-fix
File name:bDTC.exe
Download: download sample
Signature AsyncRAT
File size:48'640 bytes
First seen:2022-08-03 09:07:24 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (32'035 x AgentTesla, 11'191 x Formbook, 6'107 x SnakeKeylogger)
ssdeep 768:SuwCfTg46YbWUn8jjmo2qrZdqd9PIsHjF2m0bMQWd/BMCFx3XQ+pR6XBDZ4x:SuwCfTgp/2L6sHjFGbMQkHjXbR6Rd4x
Threatray 2'655 similar samples on MalwareBazaar
TLSH T1DA232B003BE9812BF2BE4F74A9F22155467BF2673603D64D1CC4519B5B23BC29A426FA
TrID 69.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.9% (.EXE) Win64 Executable (generic) (10523/12/4)
6.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.7% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.2% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter @pmelson
Tags:AsyncRAT exe

Intelligence


File Origin
# of uploads :
1
# of downloads :
337
Origin country :
US US
Mail intelligence
No data
Vendor Threat Intelligence
Malware family:
asyncrat
ID:
1
File name:
bDTC.exe
Verdict:
Malicious activity
Analysis date:
2022-08-03 09:08:12 UTC
Tags:
trojan rat asyncrat

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

Behaviour
–°reating synchronization primitives
Using the Windows Management Instrumentation requests
Sending a TCP request to an infection source
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm asyncrat coinminer fareit greyware njrat packed rat razy samas windows
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:
96 / 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
Snort IDS alert for network traffic
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:
2022-08-03 09:08:06 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
26 of 26 (100.00%)
Threat level:
  5/5
Result
Malware family:
asyncrat
Score:
  10/10
Tags:
family:asyncrat botnet:default rat
Behaviour
Suspicious use of AdjustPrivilegeToken
Async RAT payload
AsyncRat
Malware Config
C2 Extraction:
185.140.53.76:7738
Unpacked files
SH256 hash:
8638697480078473d60b20cbeb522b7745dde8ae749159064356b0a31a825e88
MD5 hash:
83b8a5df4348dfa60084d51919bd7612
SHA1 hash:
9ca1f23f12e92aa9f79e60a0b67752511a9ee711
Detections:
win_asyncrat_w0 AsyncRAT

YARA Signatures


MalareBazaar uses YARA rules from several public and non-public repositories, such as Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious proccess dumps they may create. Please note that only results from TLP:WHITE rules are being displayeyd.

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 8638697480078473d60b20cbeb522b7745dde8ae749159064356b0a31a825e88

(this sample)

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