MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c9f66b18443cd4fd5343d53905a7b96506e19543fc0521727e58d80c604baee2. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c9f66b18443cd4fd5343d53905a7b96506e19543fc0521727e58d80c604baee2
SHA3-384 hash: 764735565bca477365c76fa934df0aa85626247f18755ebd7c126b9c877aac51d95e178838489238e0ea3ccd714df9cd
SHA1 hash: d2c44253bd9ee29a4368ee594eb17a66e3777fef
MD5 hash: d953ad5e538ade271c362c18b153a210
humanhash: butter-mango-nine-muppet
File name:d953ad5e538ade271c362c18b153a210.exe
Download: download sample
Signature AsyncRAT
Create hunting rule
File size:88'576 bytes
First seen:2023-03-17 09:24:42 UTC
Last seen:2023-03-17 09:29:41 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'751 x AgentTesla, 19'657 x Formbook, 12'248 x SnakeKeylogger)
ssdeep 1536:Lv7gYULiNbHXIeLLfGvXQVW6calXzvAkSZf0bgcz2W2n:LDgWMeLLfGQc61lskcMbgcza
Threatray 985 similar samples on MalwareBazaar
TLSH T13B83F60B96D87CEEE02B5B731D5B9F4DE668B953780ACB492220474F54660CEF207DA3
TrID 67.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.7% (.EXE) Win64 Executable (generic) (10523/12/4)
6.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.1% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter abuse_ch
Tags:AsyncRAT exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
202
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
d953ad5e538ade271c362c18b153a210.exe
Verdict:
Malicious activity
Analysis date:
2023-03-17 09:38:17 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/e6cb0c08-0171-484c-b254-d0be1af53f45

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/375042/
Detection(s):
SecuriteInfo.com.IL.Trojan.MSILZilla.17516.1640.30417.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a file in the %AppData% subdirectories
Creating a process from a recently created file
Running batch commands
Launching a process
Creating a file
Sending a custom TCP request
Сreating synchronization primitives
Creating a process with a hidden window
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Sending an HTTP GET request
Unauthorized injection to a recently created process
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a system process
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/641431f5e6d26a096f56f3a8/reports/6cb5dc06-8d62-44c6-a996-050198aad85d/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/c9f66b18443cd4fd5343d53905a7b96506e19543fc0521727e58d80c604baee2
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:
AsyncRAT
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/b0f92dbd-a80b-4ce6-a273-f39cada0e951
Result
Threat name:
AsyncRAT
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1196353
Signature
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Creates multiple autostart registry keys
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)
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected AsyncRAT
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 829251 Sample: FSvT6v1uSD.exe Startdate: 18/03/2023 Architecture: WINDOWS Score: 100 83 Malicious sample detected (through community Yara rule) 2->83 85 Antivirus / Scanner detection for submitted sample 2->85 87 Multi AV Scanner detection for submitted file 2->87 89 4 other signatures 2->89 9 FSvT6v1uSD.exe 5 2->9         started        13 RynMd.exe 3 2->13         started        15 RynMd.exe 2->15         started        17 2 other processes 2->17 process3 file4 79 C:\Users\user\AppData\Roaming\...\RynMd.exe, PE32 9->79 dropped 81 C:\Users\user\AppData\...\FSvT6v1uSD.exe.log, ASCII 9->81 dropped 95 Writes to foreign memory regions 9->95 97 Allocates memory in foreign processes 9->97 99 Injects a PE file into a foreign processes 9->99 19 RegAsm.exe 7 9->19         started        22 cmd.exe 1 9->22         started        25 powershell.exe 1 22 9->25         started        27 RegAsm.exe 9->27         started        101 Antivirus detection for dropped file 13->101 103 Multi AV Scanner detection for dropped file 13->103 105 Machine Learning detection for dropped file 13->105 29 RegAsm.exe 6 13->29         started        31 RegAsm.exe 15->31         started        33 conhost.exe 17->33         started        35 RegAsm.exe 17->35         started        signatures5 process6 file7 77 C:\Users\user\AppData\Roaming\Winder.exe, PE32 19->77 dropped 37 cmd.exe 1 19->37         started        39 cmd.exe 1 19->39         started        91 Uses schtasks.exe or at.exe to add and modify task schedules 22->91 41 conhost.exe 22->41         started        43 schtasks.exe 1 22->43         started        45 conhost.exe 25->45         started        47 cmd.exe 29->47         started        49 cmd.exe 29->49         started        93 Creates multiple autostart registry keys 31->93 51 cmd.exe 31->51         started        signatures8 process9 process10 53 Winder.exe 37->53         started        63 2 other processes 37->63 55 conhost.exe 39->55         started        57 schtasks.exe 1 39->57         started        59 Winder.exe 47->59         started        65 2 other processes 47->65 67 2 other processes 49->67 61 Winder.exe 51->61         started        69 2 other processes 51->69 process11 71 conhost.exe 53->71         started        73 conhost.exe 59->73         started        75 conhost.exe 61->75         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c9f66b18443cd4fd5343d53905a7b96506e19543fc0521727e58d80c604baee2/
Threat name:
ByteCode-MSIL.Hacktool.ResInject
Create hunting rule
Status:
Malicious
First seen:
2023-03-14 19:13:38 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
28 of 39 (71.79%)
Threat level:
  1/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=zh3gwgcehtkp2u2d2u4qlj5zmudodfkd7qcsc4t6ldmayyclv3ra._file
Verdict:
malicious
Label(s):
asyncrat
Create hunting rule
Similar samples:
308f16cf7000655a28f21e6d159ac68740d6c8437b2a83baaa563912a2bf7a19
AsyncRAT
414e3a7b25f16b78c015a7fd44667a0fd809b399e713f12f48b331693c4bb41f
AsyncRAT
4b1f486d39c378ffdef7e655d0a3039537081b10a1520de0ae89bfe24cdc953e
AsyncRAT
6612cf82da05701ed9262f598724a9435b015890a79aa0e928c53e4e6702bf08
AsyncRAT
73bd75310c7d227be8a35416785e4fa58b79796bed6fdccee63c8a73628173dd
AsyncRAT
788c4960013613c29a0be5beaa6caa09bdde346938c52015469d11a04853f924
AsyncRAT
879f167f0686e52e10a87cfd1d7c7cac92e8cf10d3481f27d82dc4b4b0b0d1ae
AsyncRAT
8d0c4f891f01840c2a9c6483554d661440bb6a81fe86f10d546c697fb9e958a5
AsyncRAT
+ 975 additional samples on MalwareBazaar
Result
Malware family:
asyncrat
Create hunting rule
Score:
  10/10
Tags:
family:asyncrat botnet:wars persistence rat
Link:
https://tria.ge/reports/230317-ldm64ahd71/
Behaviour
Creates scheduled task(s)
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
Executes dropped EXE
Loads dropped DLL
Async RAT payload
AsyncRat
Malware Config
C2 Extraction:
95.173.247.110:8806
Unpacked files
SH256 hash:
975430dfed3473587351955ebc051bb3ed2a4149b2679985e1b07a18b48b12dd
MD5 hash:
a97dd74f45f8579b1efe519022282c4c
SHA1 hash:
09468baa5488b5631f0606360e021358517e269e
Detections:
AsyncRAT
Create hunting rule
win_asyncrat_w0
Create hunting rule
Link:
https://www.unpac.me/results/c00f70e3-5545-410e-9f92-32acd08d35f8/
SH256 hash:
c9f66b18443cd4fd5343d53905a7b96506e19543fc0521727e58d80c604baee2
MD5 hash:
d953ad5e538ade271c362c18b153a210
SHA1 hash:
d2c44253bd9ee29a4368ee594eb17a66e3777fef
Link:
https://www.unpac.me/results/c00f70e3-5545-410e-9f92-32acd08d35f8/
Malware family:
AsyncRAT
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/c9f66b18443c/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/c9f66b18443cd4fd5343d53905a7b96506e19543fc0521727e58d80c604baee2

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

File information

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

Web download

AsyncRAT

Executable exe c9f66b18443cd4fd5343d53905a7b96506e19543fc0521727e58d80c604baee2

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/375042/
  
URLhaus
https://urlhaus.abuse.ch/url/2574529/
  
Delivery method
Distributed via web download

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