MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d9c88ab29f40ca6865aa0b0a99e8fe0ad9e00d57c88e084e94d70bf2ecf53b62. 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



XWorm


Vendor detections: 14


Intelligence 14 IOCs YARA 10 File information Comments

SHA256 hash: d9c88ab29f40ca6865aa0b0a99e8fe0ad9e00d57c88e084e94d70bf2ecf53b62
SHA3-384 hash: 21ec2b97de37d43a68112603e40f431d23328bc65b2b245b15e4e7e52e95f2b946606313e13b192a146ba91d17a2fdeb
SHA1 hash: 9c00c3b2163fa27b68f62366e02c68aec60f2ea5
MD5 hash: 38dac2d34f499f649daf32e91097da5a
humanhash: glucose-football-india-wyoming
File name:bL4B.exe
Download: download sample
Signature XWorm
File size:60'416 bytes
First seen:2023-10-06 17:51:22 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 768:1ziB2eYBrG86acGQ3Ely+6wPYZ/tbh6d2bjrd3XDZbP0itDuevOkshBuodbfgTz:1ziE7iPguzrljblDZbP0itPvOpJI/
Threatray 66 similar samples on MalwareBazaar
TLSH T15F438C186BF68225E0FF9FF51EF2365692B5F7235802970F28CD41971A17AC88A017F6
TrID 60.4% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.8% (.SCR) Windows screen saver (13097/50/3)
8.7% (.EXE) Win64 Executable (generic) (10523/12/4)
5.4% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.1% (.EXE) Win16 NE executable (generic) (5038/12/1)
Reporter pmelson
Tags:exe xworm

Intelligence


File Origin
# of uploads :
1
# of downloads :
372
Origin country :
US US
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Creating a window
DNS request
Using the Windows Management Instrumentation requests
Sending a custom TCP request
Setting a global event handler for the keyboard
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm asyncrat lolbin packed replace
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.
Result
Threat name:
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.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
Yara detected XWorm
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.XWorm
Status:
Malicious
First seen:
2023-04-11 22:25:12 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
28 of 38 (73.68%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:xworm rat trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Legitimate hosting services abused for malware hosting/C2
Detect Xworm Payload
Xworm
Malware Config
C2 Extraction:
0.tcp.ap.ngrok.io:18448
Unpacked files
SH256 hash:
d9c88ab29f40ca6865aa0b0a99e8fe0ad9e00d57c88e084e94d70bf2ecf53b62
MD5 hash:
38dac2d34f499f649daf32e91097da5a
SHA1 hash:
9c00c3b2163fa27b68f62366e02c68aec60f2ea5
Detections:
Please note that we are no longer able to provide a coverage score for Virus Total.

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: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:NETexecutableMicrosoft
Author:malware-lu
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:win_delivery_check_g0
Rule name:win_xworm_bytestring
Author:Matthew @ Embee_Research
Description:Detects bytestring present in unobfuscated xworm

File information


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

Web download

XWorm

Executable exe d9c88ab29f40ca6865aa0b0a99e8fe0ad9e00d57c88e084e94d70bf2ecf53b62

(this sample)

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