MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1525076c87558a452430e1a867c8e889f0f15fc658162debd2cd29c617b372c7. 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: 13


Intelligence 13 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 1525076c87558a452430e1a867c8e889f0f15fc658162debd2cd29c617b372c7
SHA3-384 hash: 7fcffaefd7ec6d4f62933ea069353748fd5494eabc6a2ee42c98f33cf906bb97019194bdd8f5e91cb244ea6aaf01a9a7
SHA1 hash: 67580d61c1cacc43560d51920fb433d69445d555
MD5 hash: 3c5c55c6916b2ae96180c29468acefce
humanhash: fish-moon-bacon-triple
File name:Eiybe.exe
Download: download sample
Signature AsyncRAT
Create hunting rule
File size:1'067'520 bytes
First seen:2022-06-19 11:03:31 UTC
Last seen:2022-06-19 11:45:31 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 24576:E2jqya38KdeVAAkYw2eEUiLmBL7lZlVCkVMkfxwBA52CmMXaBK:ri8KAKkn5CnlVCkVRnEMU
Threatray 3'838 similar samples on MalwareBazaar
TLSH T195352320C6858162C9BF97F231C57535DBAAAEFC4626EF3F95C1810D580AF067137AC9
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon 489669d8d8699648 (53 x AgentTesla, 24 x SnakeKeylogger, 16 x AveMariaRAT)
Reporter iamdeadlyz
Tags:AsyncRAT bot-freemaple-net exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
278
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
asyncrat
Create hunting rule
ID:
1
File name:
https://bofphosalf.net/Server/Files/Eiybe.exe
Verdict:
Malicious activity
Analysis date:
2022-06-19 10:37:07 UTC
Tags:
asyncrat
Link:
https://app.any.run/tasks/e2b0be72-2e3c-4d3f-9077-6ba9df76590d

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/281253/
Detection(s):
SecuriteInfo.com.IL.Trojan.MSILZilla.20691.14442.20998.UNOFFICIAL
Create hunting rule

Result
Verdict:
Suspicious
Maliciousness:

Behaviour
Launching a process
Sending an HTTP GET request
Sending a custom TCP request
Сreating synchronization primitives
DNS request
Running batch commands
Creating a process with a hidden window
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
80%
Tags:
packed wacatac
Link:
https://www.filescan.io/uploads/62af02a5473553ed31a18d5a/reports/392b078b-3a0f-4f8b-9cfb-103740c2cabd/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/94ae8bc5-a41a-40d6-be1f-5bf673a4cca2
Result
Threat name:
AsyncRAT
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1015855
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in 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)
Uses known network protocols on non-standard ports
Writes to foreign memory regions
Yara detected AsyncRAT
Yara detected Costura Assembly Loader
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 648351 Sample: Eiybe.exe Startdate: 19/06/2022 Architecture: WINDOWS Score: 100 60 bot.freemaple.net 2->60 68 Malicious sample detected (through community Yara rule) 2->68 70 Antivirus detection for URL or domain 2->70 72 Multi AV Scanner detection for submitted file 2->72 74 8 other signatures 2->74 8 Thikp.exe 14 4 2->8         started        12 Eiybe.exe 16 7 2->12         started        15 Thikp.exe 2->15         started        signatures3 process4 dnsIp5 76 Multi AV Scanner detection for dropped file 8->76 78 Machine Learning detection for dropped file 8->78 80 Writes to foreign memory regions 8->80 17 cmd.exe 8->17         started        19 powershell.exe 14 8->19         started        21 InstallUtil.exe 8->21         started        64 bot.freemaple.net 158.247.232.56, 4444, 49767, 49830 FEWPBUS United States 12->64 66 192.168.2.1 unknown unknown 12->66 54 C:\Users\user\AppData\Roaming\...\Thikp.exe, PE32 12->54 dropped 56 C:\Users\user\...\Thikp.exe:Zone.Identifier, ASCII 12->56 dropped 58 C:\Users\user\AppData\Local\...iybe.exe.log, ASCII 12->58 dropped 23 InstallUtil.exe 2 12->23         started        26 cmd.exe 1 12->26         started        28 powershell.exe 18 12->28         started        82 Injects a PE file into a foreign processes 15->82 30 cmd.exe 15->30         started        32 powershell.exe 15->32         started        34 InstallUtil.exe 15->34         started        file6 signatures7 process8 dnsIp9 36 conhost.exe 17->36         started        38 timeout.exe 17->38         started        40 conhost.exe 19->40         started        62 bot.freemaple.net 23->62 42 conhost.exe 26->42         started        44 timeout.exe 1 26->44         started        46 conhost.exe 28->46         started        48 conhost.exe 30->48         started        50 timeout.exe 30->50         started        52 conhost.exe 32->52         started        process10
Detection:
asyncrat
Create hunting rule
Link:
https://mwdb.cert.pl/sample/1525076c87558a452430e1a867c8e889f0f15fc658162debd2cd29c617b372c7/
Threat name:
ByteCode-MSIL.Trojan.Zilla
Create hunting rule
Status:
Malicious
First seen:
2022-06-18 06:44:04 UTC
File Type:
PE (.Net Exe)
Extracted files:
11
AV detection:
22 of 26 (84.62%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=cusqo3ehkwfekjbq4gugpshirhypcx6glalc326szuu4mf5toldq._file
Verdict:
malicious
Label(s):
asyncrat
Create hunting rule
Similar samples:
0b8a5cbe236a7057a2904f18480b85ce9b59b891c0a1a041516248d35760744d
AsyncRAT
1299373ec40fc1f3f16957338574a9ad51a94e62220cc8c08f1ad81dee443544
AsyncRAT
16fc0cec13d88da3d0a36e4c42e733db8f1e21cafc18fd813a25cd0bc835f35a
AsyncRAT
1a9e9deb92ea9d2cd35f94b5b0cfaecfd353fe71d886aa0ee4da2d7b454427aa
AsyncRAT
213528a5164fcb5253010129aac3855b4b905c9c5a9514a2a2b9db7e2b592a73
AsyncRAT
2799478f81991ca4ba86ccf7a234f95199cf3743f6a1112f20666b6ce104e557
AsyncRAT
438e8f8d626ca18bb5fbd3499cad058033b199c865badba6415e362d5b8dcd49
AsyncRAT
bcf7571a4d9b25fabdc2d6120b1b2d7bd8446ea2bc3a5da1d4127954920067de
AsyncRAT
ceddcfa72226e91f7435facafe6631d1385ca4d246d242d5136ac4e9462b8611
AsyncRAT
ecb8839117d73d33390c84f7f6e02f4970156ccb2da7b48083922f60625fa8be
AsyncRAT
+ 3'828 additional samples on MalwareBazaar
Result
Malware family:
asyncrat
Create hunting rule
Score:
  10/10
Tags:
family:asyncrat botnet:default persistence rat
Link:
https://tria.ge/reports/220619-m59pvagga5/
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:
bot.freemaple.net:8808
Unpacked files
SH256 hash:
1525076c87558a452430e1a867c8e889f0f15fc658162debd2cd29c617b372c7
MD5 hash:
3c5c55c6916b2ae96180c29468acefce
SHA1 hash:
67580d61c1cacc43560d51920fb433d69445d555
Link:
https://www.unpac.me/results/4b7f8347-5716-467f-a8eb-4d693098cceb/
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/1525076c87558a452430e1a867c8e889f0f15fc658162debd2cd29c617b372c7

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:exploit_any_poppopret
Create hunting rule
Author:Jeff White [karttoon@gmail.com] @noottrak
Description:Identify POP -> POP -> RET opcodes for quick ROP Gadget creation in target binaries.
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 1525076c87558a452430e1a867c8e889f0f15fc658162debd2cd29c617b372c7

(this sample)

anyrun
any.run
https://app.any.run/tasks/e2b0be72-2e3c-4d3f-9077-6ba9df76590d
  
X
https://twitter.com/ecarlesi/status/1538377956812259329
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/281253/
  
URLhaus
https://urlhaus.abuse.ch/url/2244897/

Comments