MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 756517220093a59e69e6db3de1846896d146600389f742503804f25ba6fa74dd. 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 14 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 756517220093a59e69e6db3de1846896d146600389f742503804f25ba6fa74dd
SHA3-384 hash: 2a1f65cf3de975b7f8526b98d5a31b81068928b7ea86b0ed1ad1edd9e5bdcdba996a453272cafa3454ae453dcb6c2619
SHA1 hash: 3da16366440b2a96dd92e583a55be819fe98191a
MD5 hash: 723e85e9cd88b3ddaa1b44346ceeaf7d
humanhash: mississippi-west-neptune-hydrogen
File name:723e85e9cd88b3ddaa1b44346ceeaf7d
Download: download sample
Signature AsyncRAT
Create hunting rule
File size:386'048 bytes
First seen:2022-03-11 18:16:09 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 6144:xfq8koFlhi0jk4nEs5NK2HYtNi34JQdkKTgp+HZO5Pgfr0ROBpsN5KwBP/DGDMD0:xzq6k4nVNr4tNirkncZO5Pgfr0ROBpsZ
TLSH T13C849D1B9B07C672DD770B3EACB22AE91704DE39E66E63536151FCF93D362CA1860448
File icon (PE):PE icon
dhash icon 16174db2a88e9620 (26 x BitRAT, 16 x AsyncRAT, 9 x AveMariaRAT)
Reporter zbetcheckin
Tags:32 AsyncRAT exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
209
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
7d8c96446f4daba6698edbcd0bfb673afeda511922296470c9c1cf89db1f1ab3.doc
Verdict:
Malicious activity
Analysis date:
2022-03-11 17:24:16 UTC
Tags:
exploit CVE-2017-11882 loader
Link:
https://app.any.run/tasks/a2d1baef-bb90-44e3-aff9-98db6857a6aa

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AsyncRat
Create hunting rule
Link:
https://www.capesandbox.com/analysis/249649/
Detection(s):
SecuriteInfo.com.EXE.Obfus-4.UNOFFICIAL
Create hunting rule

Win.Trojan.EmbeddedDotNetBinary-9940868-0
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Searching for the window
Launching a process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/622b92230cd58dbd927fff46/reports/b6eaf935-8d78-441c-9359-c8d5f69b9f95/overview
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:
Unknown
Link:
https://analyze.intezer.com/analyses/151f2a88-0dda-44d1-83cf-f1f9b39ab435
Result
Threat name:
AsyncRAT
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/955114
Signature
.NET source code contains potential unpacker
Allocates memory in foreign processes
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Writes to foreign memory regions
Yara detected AsyncRAT
Yara detected Costura Assembly Loader
Behaviour
Behavior Graph:
Download SVG
Detection:
asyncrat
Create hunting rule
Link:
https://mwdb.cert.pl/sample/756517220093a59e69e6db3de1846896d146600389f742503804f25ba6fa74dd/
Threat name:
ByteCode-MSIL.Trojan.Zilla
Create hunting rule
Status:
Malicious
First seen:
2022-03-10 09:09:47 UTC
File Type:
PE (.Net Exe)
Extracted files:
8
AV detection:
27 of 42 (64.29%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ovsroiqasosz42pg3m66dbdis3iumyadrh3ueubyatzfxjx2otoq._file
Verdict:
malicious
Label(s):
asyncrat
Create hunting rule
Result
Malware family:
asyncrat
Create hunting rule
Score:
  10/10
Tags:
family:asyncrat botnet:2 persistence rat
Link:
https://tria.ge/reports/220311-ww31dadffl/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Async RAT payload
AsyncRat
Malware Config
C2 Extraction:
212.193.30.54:9524
Unpacked files
SH256 hash:
ac5f56236fa62f77eb056a72b087788c2de53996f360ccccf0891d48cbe15209
MD5 hash:
a3ad3bd8e54fdb1c0de4b4b60141ee82
SHA1 hash:
18c047412341ae73e23a930ecb879702c8197fce
Link:
https://www.unpac.me/results/aeefb72c-99d5-4c83-8f80-1c82568cc464/
SH256 hash:
153451638eb83a85918de3bfb8e4b7ba612e54f6f30d629801582fa67cf39983
MD5 hash:
8d2965acddb1651fd39e3f4b263a8477
SHA1 hash:
e1745971f842d6a2f79ca19ee499b7110d42ff41
Link:
https://www.unpac.me/results/aeefb72c-99d5-4c83-8f80-1c82568cc464/
SH256 hash:
4fd4760069e892599978a1c52205f592c65e8473480dc3ea86113dd8435ee88a
MD5 hash:
817ce7e958f4ca77451298d64b4f0e50
SHA1 hash:
ebfb51595dc52169db6aebb1408435583e40c00f
Detections:
win_asyncrat_w0
Create hunting rule
Link:
https://www.unpac.me/results/aeefb72c-99d5-4c83-8f80-1c82568cc464/
Parent samples :
8b38234bb9f08443a05ab626ef0a38ccee43b302a81b8127cba39a39972b5eca
04225fc455d82d5149c57085c40b64b2148210a48a64518c55920f7baa079d43
ce465307961879325090f1e36cb599bd60fecd44386240d89fbb82c7fdd40799
756517220093a59e69e6db3de1846896d146600389f742503804f25ba6fa74dd
35fd92f42dd1700e15f8889c73604ec0c005cd9d1d1e30adb6d439091e58f464
a1010140f708dbc5ac52ef146bc31220d4b85e4623f2d29fddf2c302c77e9f6c
8c17fc5f9650514d14adc264f4534aa54b4d7b99180c10e8de837b54bee0f5e1
SH256 hash:
756517220093a59e69e6db3de1846896d146600389f742503804f25ba6fa74dd
MD5 hash:
723e85e9cd88b3ddaa1b44346ceeaf7d
SHA1 hash:
3da16366440b2a96dd92e583a55be819fe98191a
Link:
https://www.unpac.me/results/aeefb72c-99d5-4c83-8f80-1c82568cc464/
Malware family:
AsyncRAT
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/756517220093/report/overview.html
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/756517220093a59e69e6db3de1846896d146600389f742503804f25ba6fa74dd

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:INDICATOR_EXE_Packed_SmartAssembly
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with SmartAssembly
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: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:SUSP_Reverse_DOS_header
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detects an reversed DOS header
Rule name:SUSP_Reverse_Run_Key
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detects a Reversed Run Key
Rule name:Typical_Malware_String_Transforms
Create hunting rule
Author:Florian Roth
Description:Detects typical strings in a reversed or otherwise modified form
Reference:Internal Research
Rule name:Typical_Malware_String_Transforms_RID3473
Create hunting rule
Author:Florian Roth
Description:Detects typical strings in a reversed or otherwise modified form
Reference:Internal Research
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 756517220093a59e69e6db3de1846896d146600389f742503804f25ba6fa74dd

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2090563/
Cape
Cape
https://www.capesandbox.com/analysis/249649/

Comments


Avatar
zbet commented on 2022-03-11 18:16:11 UTC

url : hxxp://ddl8.data.hu/get/287986/13225771/Cyup.exe