MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f927fc3dee7de6daefed3b155907078344fbfec8bd3d63ed96013c2c9ae1e78e. 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: f927fc3dee7de6daefed3b155907078344fbfec8bd3d63ed96013c2c9ae1e78e
SHA3-384 hash: e4080f35763c15579c815266d665d04342407d537ae886fd38066fe146ff5e1bb5822fc0274c9af5fe52f8c5e84d3189
SHA1 hash: a9eb93937399030d52ce1641794b0fab1c398724
MD5 hash: 0d0d64eecf0771dfc73ea6674802c256
humanhash: pizza-winner-may-muppet
File name:0d0d64eecf0771dfc73ea6674802c256
Download: download sample
Signature AsyncRAT
Create hunting rule
File size:350'720 bytes
First seen:2022-03-02 20:18:47 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'607 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 6144:Pzb2t3laE3iJq/phPjZRijqACqcGHjmaFFq8O7qWj8o9u7KwBP/DGDMDSj:J0L2XCqcGHjZyqQ8rPrGS
Threatray 8'035 similar samples on MalwareBazaar
TLSH T17274D04E4BCBC697DD6457BAD4B73BF01F088D62E076C25B80A13C143DA33A4BE55AA1
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 :
230
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AsyncRat
Create hunting rule
Link:
https://www.capesandbox.com/analysis/246508/
Detection(s):
SecuriteInfo.com.EXE.Obfus-4.UNOFFICIAL
Create hunting rule

Result
Verdict:
Suspicious
Maliciousness:

Behaviour
Сreating synchronization primitives
Launching a process
Creating a process with a hidden window
Running batch commands
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/621fd1390cd58dbd926523a4/reports/13cc1728-71a2-49d6-bbf3-016639fef83e/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:
Malicious
Link:
https://analyze.intezer.com/analyses/99823957-9a38-4390-9ce8-fbb1c16e54b9
Result
Threat name:
AsyncRAT
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/949500
Signature
.NET source code contains potential unpacker
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Encrypted powershell cmdline option found
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
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 581982 Sample: 02w3O1q2vQ Startdate: 02/03/2022 Architecture: WINDOWS Score: 100 46 store-images.s-microsoft.com 2->46 48 Found malware configuration 2->48 50 Malicious sample detected (through community Yara rule) 2->50 52 Antivirus / Scanner detection for submitted sample 2->52 54 6 other signatures 2->54 9 02w3O1q2vQ.exe 1 5 2->9         started        13 Vmixtnq.exe 2->13         started        15 Vmixtnq.exe 1 2->15         started        signatures3 process4 file5 38 C:\Users\user\AppData\Roaming\...\Vmixtnq.exe, PE32 9->38 dropped 40 C:\Users\user\...\Vmixtnq.exe:Zone.Identifier, ASCII 9->40 dropped 42 C:\Users\user\AppData\...\02w3O1q2vQ.exe.log, ASCII 9->42 dropped 56 Encrypted powershell cmdline option found 9->56 58 Writes to foreign memory regions 9->58 60 Allocates memory in foreign processes 9->60 62 Injects a PE file into a foreign processes 9->62 17 MSBuild.exe 2 9->17         started        20 powershell.exe 9 9->20         started        22 MSBuild.exe 9->22         started        64 Antivirus detection for dropped file 13->64 66 Multi AV Scanner detection for dropped file 13->66 68 Machine Learning detection for dropped file 13->68 24 powershell.exe 8 15->24         started        signatures6 process7 dnsIp8 44 212.193.30.54, 49784, 9524 SPD-NETTR Russian Federation 17->44 26 cmd.exe 1 20->26         started        28 conhost.exe 20->28         started        30 cmd.exe 24->30         started        32 conhost.exe 24->32         started        process9 process10 34 timeout.exe 1 26->34         started        36 timeout.exe 1 30->36         started       
Detection:
asyncrat
Create hunting rule
Link:
https://mwdb.cert.pl/sample/f927fc3dee7de6daefed3b155907078344fbfec8bd3d63ed96013c2c9ae1e78e/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-03-02 20:19:13 UTC
File Type:
PE (.Net Exe)
Extracted files:
8
AV detection:
21 of 27 (77.78%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
asyncrat
Create hunting rule
Similar samples:
0a05f8788ca28d5f4e2ad838a36f83107326d3021fc5bc9824fe2c47dfd07712
AsyncRAT
0c323c02db0a52d9a1764a74e3cb5a7bcc8e7b9839160179a772de3a6bc8cf26
AsyncRAT
2db9c7811679d1b6d646220a908423199a4ae1d876ddb60189e8bc1c9bba74e9
AsyncRAT
5468fe6c4a8a65ed2e4e3c101c8fd0191b9773acc51ae61da6d446057958511b
AsyncRAT
5cc0900c9ec86120d00632b859c3ff0d03bff355db901ba7a1d87672fa096707
AsyncRAT
8e3079b83ab70db97e2508e7a9a57a8a5ce124b1524c6a64867b5ff33edcbdca
AsyncRAT
959e3ca2579b6be8a11c06763c5a34ec118abc96d869e25bef06319c92da465e
AsyncRAT
b086a8ed459f06adf11cdadcba62c689c178975063659e6b5c153844d1f25ac3
AsyncRAT
+ 8'025 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/220302-y3vcxsgbe3/
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:
d2de2442fb2b6494b54ab9853498ddcdbcec4cec2b608c6adee9348ba4492a74
MD5 hash:
87720532f6f39d3371876b5accf29231
SHA1 hash:
fd296d86789bd49525edf1c3a007279b763d938e
Link:
https://www.unpac.me/results/87f95bb0-3ba5-4873-95f3-616eb221a9f4/
SH256 hash:
6f8a92bd6ce623608ef4737f5f0599693f0e7e3468764f9649ab77d4956302f2
MD5 hash:
d0fac8246183d51d79a3aa4022b304bd
SHA1 hash:
a6dd25464617d4f225df298a9765d218d0a118c0
Detections:
win_asyncrat_w0
Create hunting rule
Link:
https://www.unpac.me/results/87f95bb0-3ba5-4873-95f3-616eb221a9f4/
SH256 hash:
54e443d70bbf2f50d7608ae0391cfce0611f0055a81b486731be31fdfb2838d0
MD5 hash:
bd223b81c258e2e667acac0a921de4bd
SHA1 hash:
e93d3af5efebc6df0b209bc09b3f50f79e415285
Link:
https://www.unpac.me/results/87f95bb0-3ba5-4873-95f3-616eb221a9f4/
SH256 hash:
f927fc3dee7de6daefed3b155907078344fbfec8bd3d63ed96013c2c9ae1e78e
MD5 hash:
0d0d64eecf0771dfc73ea6674802c256
SHA1 hash:
a9eb93937399030d52ce1641794b0fab1c398724
Link:
https://www.unpac.me/results/87f95bb0-3ba5-4873-95f3-616eb221a9f4/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/f927fc3dee7d/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/f927fc3dee7de6daefed3b155907078344fbfec8bd3d63ed96013c2c9ae1e78e

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 f927fc3dee7de6daefed3b155907078344fbfec8bd3d63ed96013c2c9ae1e78e

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2071330/
Cape
Cape
https://www.capesandbox.com/analysis/246508/

Comments


Avatar
zbet commented on 2022-03-02 20:18:49 UTC

url : hxxp://ddl8.data.hu/get/303147/13218787/Erodo.exe