MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 37b2228868b961b5d3c37d001a09de919aefe488440d06d12c617ad6e72c79c9. 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: 8


Intelligence 8 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 37b2228868b961b5d3c37d001a09de919aefe488440d06d12c617ad6e72c79c9
SHA3-384 hash: f214030adbe2831a629ade7bbfbf5056012fd95259326dc032af26878a24c046982dd2f7715f6280718abdb2a247ef00
SHA1 hash: d0166474f9cb253e1edbf566ea7f6683b4fca23b
MD5 hash: a6a05cb176b709c58aa8ea36b118ee56
humanhash: colorado-delaware-may-nevada
File name:order confirmation.exe
Download: download sample
Signature AsyncRAT
Create hunting rule
File size:180'736 bytes
First seen:2020-08-11 13:16:27 UTC
Last seen:2020-08-11 14:21:54 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 3072:K+uU27+UYoQAYsUhKFJv6vgQaLz51eoJi3MGbdMZWdjhXX6AY5M:K+Fyk456BE51PGMGbSI3Y5
Threatray 452 similar samples on MalwareBazaar
TLSH 40047C2132D54469C03E4738886BB6416771BFDB2662CE0E5CCDB2496F337872262A9F
Reporter James_inthe_box
Tags:AsyncRAT exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
68
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Ispy
Create hunting rule
Link:
https://www.capesandbox.com/analysis/43388/
Detection(s):
SecuriteInfo.com.Trojan.PWS.Maria.4.19860.23900.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Creating a file in the %temp% directory
Creating a process from a recently created file
Creating a file
Connection attempt
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Result
Threat name:
AsyncRAT
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/418953
Signature
Allocates memory in foreign processes
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses dynamic DNS services
Writes to foreign memory regions
Yara detected AsyncRAT
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/37b2228868b961b5d3c37d001a09de919aefe488440d06d12c617ad6e72c79c9/
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-08-11 13:16:25 UTC
File Type:
PE (.Net Exe)
Extracted files:
5
AV detection:
22 of 29 (75.86%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=g6zcfcdixfq3lu6dpuabuco6sgno7zeiiqgqnujmmf5nnzzmpheq._file
Verdict:
suspicious
Similar samples:
12859bb50366c248e9488a8852c0923bcb4135f8fcedcbac19228fe329ff39a7
AsyncRAT
17c38ccce635b7567fb09e4e48c53b5661bdd29e827917a447f0de7741694d71
AsyncRAT
25babc8d9be2e6cc3cdd408fac70bea0d9c3f0c3480945d3bcb374c88b6f82c1
AsyncRAT
3e9cb7d6eaaa8c07d939eca0bbfd2d670e349de2dd018c8d30ab59b5e19ddc95
AsyncRAT
56f27a73c491313639665758a863f1d00871d0b37077a03bfd5d50a4689d273d
AsyncRAT
682be0853ccd6f60deb69d27941a628758c4e13e7d2e6ee95a95f415f3a9f0c6
AsyncRAT
847b3580cba59e7f4b453488c263544f3c481027d2ddf4f9f3988d84afc35c85
AsyncRAT
a4df5e9015f70b47dc4f2e6bae0fbeb9d108979e0cda7ef54aa123a0d33bdf8b
AsyncRAT
c8cc7c1a1210a082960b929c3598521979e16c1c6f5626b8ad29b9618ab5e18c
AsyncRAT
d0d47f1c08031d4297f713a98d6ca969009df8c0f637110622190d4ff9727106
AsyncRAT
+ 442 additional samples on MalwareBazaar
Result
Malware family:
asyncrat
Create hunting rule
Score:
  10/10
Tags:
rat family:asyncrat
Link:
https://tria.ge/reports/200811-22ydhjmhaa/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Loads dropped DLL
Executes dropped EXE
AsyncRat
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/37b2228868b961b5d3c37d001a09de919aefe488440d06d12c617ad6e72c79c9

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:win_asyncrat_j1
Create hunting rule
Author:Johannes Bader @viql
Description:detects AsyncRAT

File information

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

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/43388/

Comments