MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 26365f14a1d9634f9dcd8a4d5b19b23c1142abb7cc6c225c945732772ecbc7fa. 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: 17


Intelligence 17 IOCs YARA 15 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 26365f14a1d9634f9dcd8a4d5b19b23c1142abb7cc6c225c945732772ecbc7fa
SHA3-384 hash: b2856b5e6f53b75a57cfc3284077daac5f479de80ef1481e365d50971811528ada3dd993b4bd422eb95c775ea3aee00d
SHA1 hash: ef6114b4f12c0aefa90cc71c39a15f5aedd7b387
MD5 hash: 0bc0c13a50fc831fd7218d4415696639
humanhash: avocado-hawaii-monkey-hot
File name:stub.exe
Download: download sample
Signature AsyncRAT
Create hunting rule
File size:67'584 bytes
First seen:2023-04-21 16:41:44 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 1536:1mImJ6tX2kNff4sKu+UYFOk0G0w8Y/bfMEH2eccYrQTG9x:1m9J6tmkN7Ku+UYFONG5/bf72bnGWx
Threatray 2'942 similar samples on MalwareBazaar
TLSH T1D463F7053BE9812AF3BE8F7469F6328546F9F56F2912C94D1CC454CE0532B829A41BFB
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 r3dbU7z
Tags:AsyncRAT exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
310
Origin country :
RU RU
Vendor Threat Intelligence
Malware family:
asyncrat
Create hunting rule
ID:
1
File name:
stub.exe
Verdict:
Malicious activity
Analysis date:
2023-04-21 16:42:45 UTC
Tags:
asyncrat
Link:
https://app.any.run/tasks/2438523e-6259-4610-9274-81f471a2b19a

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/384025/
Detection(s):
Sanesecurity.Malware.28872.BadIN4.UNOFFICIAL
Create hunting rule

Win.Packed.Razy-9625918-0
Create hunting rule

Win.Packed.AsyncRAT-9861056-1
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
DNS request
Creating a window
Setting a global event handler for the keyboard
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm asyncrat cmd.exe greyware packed rat reg
Link:
https://www.filescan.io/uploads/6442bcdd72c1f8e0bafc4493/reports/b2f43d25-6f0c-4671-b103-6f2555ea09f2/overview
Verdict:
Malicious
Labled as:
IL:Trojan.MSILZilla
Link:
https://www.hybrid-analysis.com/sample/26365f14a1d9634f9dcd8a4d5b19b23c1142abb7cc6c225c945732772ecbc7fa
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/d12f3d21-5f1b-4f90-b983-5ef32b83257e
Result
Threat name:
AsyncRAT
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1218818
Signature
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
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 Generic Downloader
Behaviour
Behavior Graph:
Download SVG
Detection:
asyncrat
Create hunting rule
Link:
https://mwdb.cert.pl/sample/26365f14a1d9634f9dcd8a4d5b19b23c1142abb7cc6c225c945732772ecbc7fa/
Threat name:
ByteCode-MSIL.Backdoor.AsyncRAT
Create hunting rule
Status:
Malicious
First seen:
2023-04-21 16:42:08 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
25 of 37 (67.57%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ey3f6ffb3fru7honrjgvwgnshqiufk5xzrwcexeuk4zholwly75a._file
Verdict:
malicious
Label(s):
asyncrat
Create hunting rule
Similar samples:
000bde6a397f7a395b72769fdca3a5fa45cb661c5b1a8d1c4b895b880efbe0fd
AsyncRAT
17ae80f847a2bb53ed0d068bb5e9161a4264d126e4d8503109d0cf6f8f8aaef8
AsyncRAT
2b38c8061880753d18ad893dbf876f8cf83970e59c9a4f3f4f5dadbafa1c2258
AsyncRAT
7b9a9b11fc9794d4e31d647a3cab02fecdb048e81bc13d37d1c3533b8e96a8d3
AsyncRAT
8501de3d3e0cb356f11439fc0425a60e8aefd8c24ed7015fffff4334d63e962b
AsyncRAT
ba2fa518d6f9cf092b4a0e9714e15dc1e90b1e9da2bb029e362979c1882bfc38
AsyncRAT
e5865c1e52d23c15762c085f55adf8fb80bdbb62294df617b99597f33a6783d0
AsyncRAT
+ 2'932 additional samples on MalwareBazaar
Result
Malware family:
asyncrat
Create hunting rule
Score:
  10/10
Tags:
family:asyncrat botnet:default rat
Link:
https://tria.ge/reports/230421-t7nnqagh34/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Async RAT payload
AsyncRat
Malware Config
C2 Extraction:
officiallysoldtoprof.ddnsfree.com:5005
Unpacked files
SH256 hash:
26365f14a1d9634f9dcd8a4d5b19b23c1142abb7cc6c225c945732772ecbc7fa
MD5 hash:
0bc0c13a50fc831fd7218d4415696639
SHA1 hash:
ef6114b4f12c0aefa90cc71c39a15f5aedd7b387
Detections:
AsyncRAT
Create hunting rule
win_asyncrat_w0
Create hunting rule
Link:
https://www.unpac.me/results/547ed8aa-c15e-41d3-a9af-f668bce71099/
Malware family:
AsyncRAT
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/26365f14a1d9/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/26365f14a1d9634f9dcd8a4d5b19b23c1142abb7cc6c225c945732772ecbc7fa

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_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:malware_asyncrat
Create hunting rule
Description:detect AsyncRat in memory
Reference:https://github.com/NYAN-x-CAT/AsyncRAT-C-Sharp
Rule name:MAL_AsnycRAT
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detects AsnycRAT based on it's config decryption routine
Rule name:MAL_AsyncRAT_Config_Decryption
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detects AsnycRAT based on it's config decryption routine
Rule name:msil_suspicious_use_of_strreverse
Create hunting rule
Author:dr4k0nia
Description:Detects mixed use of Microsoft.CSharp and VisualBasic to use StrReverse
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_Run_Key
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detects a Reversed Run Key
Rule name:Windows_Trojan_Asyncrat_11a11ba1
Create hunting rule
Author:Elastic Security
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
Rule name:XWorm_Hunter
Create hunting rule
Author:Potato

File information

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

Web download

AsyncRAT

Executable exe 26365f14a1d9634f9dcd8a4d5b19b23c1142abb7cc6c225c945732772ecbc7fa

(this sample)

  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/384025/

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