MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 4f83a8d24df7dfd3ca8f2c240015adf3ce5e711f80f360603f03b47c06d2f87b. 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: 15
| SHA256 hash: | 4f83a8d24df7dfd3ca8f2c240015adf3ce5e711f80f360603f03b47c06d2f87b |
|---|---|
| SHA3-384 hash: | 000900bdcc9f05c31759506cae714fd78e35b13284a5610ff154555ca5444b91d3e9bf38572357f24ab9770c3fb85d63 |
| SHA1 hash: | 98853bdb3c243f067f16972e1afa2dfd41930fc4 |
| MD5 hash: | 606ab7e0f084def3fcb50207a0baf663 |
| humanhash: | ack-apart-mississippi-oklahoma |
| File name: | 4f83a8d24df7dfd3ca8f2c240015adf3ce5e711f80f360603f03b47c06d2f87b |
| Download: | download sample |
| Signature | AsyncRAT |
| File size: | 530'432 bytes |
| First seen: | 2025-11-06 11:41:31 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'835 x AgentTesla, 19'772 x Formbook, 12'296 x SnakeKeylogger) |
| ssdeep | 6144:f5op/AmTWLUrD9bRmfZ/THs9qjyA26d4Ctbr+aqZr/fayrAKD7TxV/6g1gqED4O:f5opImqT7/yAd4CheZNTxV/6g1gqED4 |
| Threatray | 1'348 similar samples on MalwareBazaar |
| TLSH | T16DB4D0983760B09FC9A3D6318DB0ED7096347CAB9717C20795D71DAFB91D99ACE002A3 |
| TrID | 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 10.2% (.EXE) Win64 Executable (generic) (10522/11/4) 6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.3% (.EXE) Win32 Executable (generic) (4504/4/1) 2.0% (.ICL) Windows Icons Library (generic) (2059/9) |
| Magika | pebin |
| Reporter |  adrian__luca |
| Tags: | AsyncRAT exe |
Intelligence
File Origin
# of uploads :
1
# of downloads :
138
Origin country :
HUVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
4f83a8d24df7dfd3ca8f2c240015adf3ce5e711f80f360603f03b47c06d2f87b
Verdict:
Malicious activity
Analysis date:
2025-11-06 23:00:15 UTC
Tags:
auto-sch-xml remote xworm
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
XWorm
Verdict:
Malicious
Score:
99.1%
Tags:
virus micro msil
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Сreating synchronization primitives
Creating a process with a hidden window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a file in the %temp% directory
Launching a process
Adding an exclusion to Microsoft Defender
Gathering data
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Verdict:
Malicious
File Type:
exe x32
First seen:
2025-10-29T01:10:00Z UTC
Last seen:
2025-11-08T06:13:00Z UTC
Hits:
~1000
Score:
100%
Verdict:
Malware
File Type:
PE
Verdict:
inconclusive
YARA:
12 match(es)
Tags:
.Net Executable Managed .NET PE (Portable Executable) PE File Layout SOS: 0.71 Win 32 Exe x86
Threat name:
Win32.Trojan.Taskun
Status:
Malicious
First seen:
2025-10-29 05:24:17 UTC
File Type:
PE (.Net Exe)
Extracted files:
6
AV detection:
29 of 37 (78.38%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
unc_loader_037
xworm
Similar samples:
+ 1'338 additional samples on MalwareBazaar
Result
Malware family:
xworm
Score:
10/10
Tags:
family:xworm discovery execution persistence rat trojan
Behaviour
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Checks computer location settings
Executes dropped EXE
Command and Scripting Interpreter: PowerShell
Detect Xworm Payload
Xworm
Xworm family
Malware Config
C2 Extraction:
198.12.126.169:8823
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
4f83a8d24df7dfd3ca8f2c240015adf3ce5e711f80f360603f03b47c06d2f87b
MD5 hash:
606ab7e0f084def3fcb50207a0baf663
SHA1 hash:
98853bdb3c243f067f16972e1afa2dfd41930fc4
SH256 hash:
4db90e4c2d6ce79a9f1fb596e25c024d5cf93f76d72efce6555ceaac2f28cdc4
MD5 hash:
94fb59146b9a5e51f7a007c54229742e
SHA1 hash:
77ad2fab952482678338fc47184abdd0e221b9f2
Detections:
win_xworm_a0
win_xworm_w0
XWorm
win_xworm_bytestring
win_mal_XWorm
INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
MALWARE_Win_AsyncRAT
MALWARE_Win_XWorm
SH256 hash:
abb1b581045e71612b2c21e1f636a7f1084387c0596ba43f01effd9bbf506ef3
MD5 hash:
9368c6f6c7004b050a052a873395d3e8
SHA1 hash:
b9f43b86e9c77d0d107de5762b4dce48c2d6d5df
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
SUSP_OBF_NET_Reactor_Indicators_Jan24
SH256 hash:
81c878e71a82aa8f4175648d188a1f75acf99cd0b02ef0f48e814fb4f44f0fc0
MD5 hash:
2c401550efe4777b67fa67fb7cecdfbc
SHA1 hash:
e5515434b9685499ad38499f4b59ed8c017b88b4
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
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: | ByteCode_MSIL_Backdoor_AsyncRAT |
|---|---|
| Author: | ReversingLabs |
| Description: | Yara rule that detects AsyncRAT backdoor. |
| Rule name: | Detect_PowerShell_Obfuscation |
|---|---|
| Author: | daniyyell |
| Description: | Detects obfuscated PowerShell commands commonly used in malicious scripts. |
| Rule name: | INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA |
|---|---|
| Author: | ditekSHen |
| Description: | Detects Windows executables referencing non-Windows User-Agents |
| Rule name: | MALWARE_Win_AsyncRAT |
|---|---|
| Author: | ditekSHen |
| Description: | Detects AsyncRAT |
| Rule name: | MALWARE_Win_XWorm |
|---|---|
| Author: | ditekSHen |
| Description: | Detects XWorm |
| Rule name: | Multifamily_RAT_Detection |
|---|---|
| Author: | Lucas Acha (http://www.lukeacha.com) |
| Description: | Generic Detection for multiple RAT families, PUPs, Packers and suspicious executables |
| Rule name: | NET |
|---|---|
| Author: | malware-lu |
| Rule name: | NETexecutableMicrosoft |
|---|---|
| Author: | malware-lu |
| Rule name: | Njrat |
|---|---|
| Author: | botherder https://github.com/botherder |
| Description: | Njrat |
| Rule name: | pe_imphash |
|---|
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
| Rule name: | SUSP_DOTNET_PE_List_AV |
|---|---|
| Author: | SECUINFRA Falcon Team |
| Description: | Detecs .NET Binary that lists installed AVs |
| Rule name: | Sus_CMD_Powershell_Usage |
|---|---|
| Author: | XiAnzheng |
| Description: | May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP) |
| Rule name: | Windows_Trojan_XWorm_b7d6eaa8 |
|---|---|
| Author: | Elastic Security |
| Rule name: | win_xworm_bytestring |
|---|---|
| Author: | Matthew @ Embee_Research |
| Description: | Detects bytestring present in unobfuscated xworm |
| Rule name: | win_xworm_w0 |
|---|---|
| Author: | jeFF0Falltrades |
| Description: | Detects win.xworm. |
| Rule name: | xworm |
|---|---|
| Author: | jeFF0Falltrades |
| Rule name: | xworm_kingrat |
|---|---|
| Author: | jeFF0Falltrades |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Comments
Login required
You need to login to in order to write a comment. Login with your abuse.ch account.