MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d897279f21d4e5e36d89eb1eba9dcf995855a076d1578c644ff1726fc11d3d8b. 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: 12


Intelligence 12 IOCs YARA 4 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d897279f21d4e5e36d89eb1eba9dcf995855a076d1578c644ff1726fc11d3d8b
SHA3-384 hash: cd6f8e597c1621e4d507432a579132693ab6ce16d1792a47999c929e7f9dcd284059a82cb145bf14ad6f360dc5fff7db
SHA1 hash: cc1412530b20bf95663c4efc49eb08387e689be6
MD5 hash: 9f18eca7a171f9632ac463d09d6e8dce
humanhash: alpha-hydrogen-quebec-sixteen
File name:9f18eca7a171f9632ac463d09d6e8dce
Download: download sample
Signature AsyncRAT
Create hunting rule
File size:341'504 bytes
First seen:2022-03-04 08:01:58 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 6144:+b5DqUMMiys0I32NGWm4SpkZUT1FWkbV27GjVS+i2q5EwBP/DGDMDSj:aPMmNIPWtaIMTbVox/tPrGS
Threatray 2'740 similar samples on MalwareBazaar
TLSH T15974E1AA87D7C712C59846BAC8B233B42760CD61E176C76B48993C2538B33ADFF412D5
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 :
250
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AsyncRat
Create hunting rule
Link:
https://www.capesandbox.com/analysis/247277/
Detection(s):
SecuriteInfo.com.EXE.Obfus-4.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Running batch commands
Creating a process with a hidden window
Launching a process
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:
Generic Malware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/e80d5247-f9a4-48aa-b67a-83d18b9f512a
Result
Threat name:
AsyncRAT
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/950632
Signature
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Found malware configuration
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)
Yara detected AsyncRAT
Yara detected Costura Assembly Loader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 583110 Sample: 2Vva9dGjJH Startdate: 04/03/2022 Architecture: WINDOWS Score: 100 47 store-images.s-microsoft.com 2->47 49 Found malware configuration 2->49 51 Malicious sample detected (through community Yara rule) 2->51 53 Antivirus / Scanner detection for submitted sample 2->53 55 6 other signatures 2->55 8 2Vva9dGjJH.exe 1 5 2->8         started        11 Cwmwkrnwn.exe 1 2->11         started        14 Cwmwkrnwn.exe 1 2->14         started        signatures3 process4 file5 39 C:\Users\user\AppData\...\Cwmwkrnwn.exe, PE32 8->39 dropped 41 C:\Users\...\Cwmwkrnwn.exe:Zone.Identifier, ASCII 8->41 dropped 43 C:\Users\user\AppData\...\2Vva9dGjJH.exe.log, ASCII 8->43 dropped 16 MSBuild.exe 2 8->16         started        19 cmd.exe 1 8->19         started        21 MSBuild.exe 8->21         started        57 Antivirus detection for dropped file 11->57 59 Multi AV Scanner detection for dropped file 11->59 61 Machine Learning detection for dropped file 11->61 23 cmd.exe 1 11->23         started        25 cmd.exe 1 14->25         started        signatures6 process7 dnsIp8 45 212.193.30.54, 49796, 49808, 49809 SPD-NETTR Russian Federation 16->45 27 conhost.exe 19->27         started        29 timeout.exe 1 19->29         started        31 conhost.exe 23->31         started        33 timeout.exe 1 23->33         started        35 conhost.exe 25->35         started        37 timeout.exe 1 25->37         started        process9
Detection:
asyncrat
Create hunting rule
Link:
https://mwdb.cert.pl/sample/d897279f21d4e5e36d89eb1eba9dcf995855a076d1578c644ff1726fc11d3d8b/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-03-04 08:02:17 UTC
File Type:
PE (.Net Exe)
Extracted files:
8
AV detection:
23 of 27 (85.19%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
asyncrat
Create hunting rule
Similar samples:
0b8a5cbe236a7057a2904f18480b85ce9b59b891c0a1a041516248d35760744d
AsyncRAT
1299373ec40fc1f3f16957338574a9ad51a94e62220cc8c08f1ad81dee443544
AsyncRAT
16fc0cec13d88da3d0a36e4c42e733db8f1e21cafc18fd813a25cd0bc835f35a
AsyncRAT
1b7d7515f98891cf08164a7469bb9c9f3133e7834cfe99d55094594ca330e982
AsyncRAT
213528a5164fcb5253010129aac3855b4b905c9c5a9514a2a2b9db7e2b592a73
AsyncRAT
2799478f81991ca4ba86ccf7a234f95199cf3743f6a1112f20666b6ce104e557
AsyncRAT
438e8f8d626ca18bb5fbd3499cad058033b199c865badba6415e362d5b8dcd49
AsyncRAT
bcf7571a4d9b25fabdc2d6120b1b2d7bd8446ea2bc3a5da1d4127954920067de
AsyncRAT
ceddcfa72226e91f7435facafe6631d1385ca4d246d242d5136ac4e9462b8611
AsyncRAT
ecb8839117d73d33390c84f7f6e02f4970156ccb2da7b48083922f60625fa8be
AsyncRAT
+ 2'730 additional samples on MalwareBazaar
Result
Malware family:
asyncrat
Create hunting rule
Score:
  10/10
Tags:
family:asyncrat botnet:2 persistence rat
Link:
https://tria.ge/reports/220304-jw5gzsffbn/
Behaviour
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Checks computer location settings
Async RAT payload
AsyncRat
Malware Config
C2 Extraction:
212.193.30.54:9524
Unpacked files
SH256 hash:
c2216f903072fc58e194d2589650b7cbac4fe7b0edda5ea8670a3d3a9d29abe5
MD5 hash:
55e58371de29cca079bf8c393cf72194
SHA1 hash:
25cb0491294c82c48a66b883ee1ebd0467109f14
Link:
https://www.unpac.me/results/d5bde068-07db-422d-8b2f-3e080c9c6888/
SH256 hash:
f49bdf731835541537571181e0aa90ca978d7a1bbf40ad942c2a6e69ac09c379
MD5 hash:
2556312b0885914c268d094bcd01cfa2
SHA1 hash:
448bf363f572c2fd360c0d978cad389bb2204d1f
Detections:
win_asyncrat_w0
Create hunting rule
Link:
https://www.unpac.me/results/d5bde068-07db-422d-8b2f-3e080c9c6888/
SH256 hash:
2408f623bc8eb1cc8aa5b29c2981e1a0e88b93844481f6759251a7ed7a594287
MD5 hash:
dd5d56fa669aa4b1db800abf536f77d7
SHA1 hash:
67b22de4e8baeeca85fbab52f1395db6458d0bbf
Link:
https://www.unpac.me/results/d5bde068-07db-422d-8b2f-3e080c9c6888/
SH256 hash:
d897279f21d4e5e36d89eb1eba9dcf995855a076d1578c644ff1726fc11d3d8b
MD5 hash:
9f18eca7a171f9632ac463d09d6e8dce
SHA1 hash:
cc1412530b20bf95663c4efc49eb08387e689be6
Link:
https://www.unpac.me/results/d5bde068-07db-422d-8b2f-3e080c9c6888/
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/d897279f21d4e5e36d89eb1eba9dcf995855a076d1578c644ff1726fc11d3d8b

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:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
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

File information

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

Web download

AsyncRAT

Executable exe d897279f21d4e5e36d89eb1eba9dcf995855a076d1578c644ff1726fc11d3d8b

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2075456/
Cape
Cape
https://www.capesandbox.com/analysis/247277/

Comments


Avatar
zbet commented on 2022-03-04 08:01:59 UTC

url : hxxp://ddl8.data.hu/get/386921/13219625/Grodo.exe