MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 90d33feb81bdc51341e3840057c1081765b6d35263b2393c0219512c4177f215. 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 11 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 90d33feb81bdc51341e3840057c1081765b6d35263b2393c0219512c4177f215
SHA3-384 hash: 3420271f9f52823bef9231fdf997344f13d3289d5e29b877cd3e2ce3c2df512a52f3e4478f5d945027cdf3dc50d067c7
SHA1 hash: 548fda6ec457b39669f89c46da294e34e6c59b6a
MD5 hash: cd7c8e15758a89607408375442be8df2
humanhash: louisiana-pip-massachusetts-quiet
File name:SecuriteInfo.com.Win32.PWSX-gen.30539.21706
Download: download sample
Signature XWorm
Create hunting rule
File size:909'312 bytes
First seen:2023-11-10 16:17:17 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 12288:0J3WllX4OIQHwEeLVHS4j0zmi5GBAf7jEgUZSiyyjK:rllhHVeLVHSAukCTjEg4d8
TLSH T19C156C391C8C5467D172DEF38A99C030B1E4AB6B7315CD2D25C36B065EA6B12F4CE26E
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
File icon (PE):PE icon
dhash icon f29296968e9e9ea6 (60 x AgentTesla, 37 x RedLineStealer, 35 x Formbook)
Reporter SecuriteInfoCom
Tags:exe xworm

Intelligence

File Origin
# of uploads :
1
# of downloads :
327
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.Win32.PWSX-gen.30539.21706
Verdict:
Malicious activity
Analysis date:
2023-11-10 16:17:56 UTC
Tags:
xworm remote
Link:
https://app.any.run/tasks/f4e027d3-a6aa-4f89-8de1-363d010c54db

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.30539.21706.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Сreating synchronization primitives
Creating a process with a hidden window
Using the Windows Management Instrumentation requests
Adding an exclusion to Microsoft Defender
Verdict:
Malicious
Threat level:
  10/10
Confidence:
78%
Tags:
packed
Link:
https://www.filescan.io/uploads/654e57bbb50c955759214c36/reports/cc9a7223-459d-453f-aa1c-5d09bb99542d/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/90d33feb81bdc51341e3840057c1081765b6d35263b2393c0219512c4177f215
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:
XWorm
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/927b94fa-991d-4c39-82ce-560af19e14de
Result
Threat name:
XWorm
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1340765
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
.NET source code contains very large strings
Adds a directory exclusion to Windows Defender
Antivirus detection for URL or domain
Bypasses PowerShell execution policy
Found 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
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected XWorm
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1340765 Sample: SecuriteInfo.com.Win32.PWSX... Startdate: 10/11/2023 Architecture: WINDOWS Score: 100 74 Found malware configuration 2->74 76 Malicious sample detected (through community Yara rule) 2->76 78 Antivirus detection for URL or domain 2->78 80 7 other signatures 2->80 8 SecuriteInfo.com.Win32.PWSX-gen.30539.21706.exe 3 2->8         started        11 XClient.exe 2->11         started        13 XClient.exe 2->13         started        15 4 other processes 2->15 process3 signatures4 84 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 8->84 86 Bypasses PowerShell execution policy 8->86 88 Uses schtasks.exe or at.exe to add and modify task schedules 8->88 17 SecuriteInfo.com.Win32.PWSX-gen.30539.21706.exe 1 6 8->17         started        90 Multi AV Scanner detection for dropped file 11->90 92 Machine Learning detection for dropped file 11->92 94 Adds a directory exclusion to Windows Defender 11->94 22 XClient.exe 11->22         started        24 XClient.exe 11->24         started        26 XClient.exe 13->26         started        96 Injects a PE file into a foreign processes 15->96 28 XClient.exe 15->28         started        30 XClient.exe 15->30         started        32 XClient.exe 15->32         started        34 3 other processes 15->34 process5 dnsIp6 72 91.92.240.50, 1111, 49721, 49734 THEZONEBG Bulgaria 17->72 70 C:\Users\user\AppData\Roaming\XClient.exe, PE32 17->70 dropped 82 Adds a directory exclusion to Windows Defender 17->82 36 powershell.exe 23 17->36         started        38 powershell.exe 23 17->38         started        40 powershell.exe 21 17->40         started        48 3 other processes 17->48 42 powershell.exe 26->42         started        44 powershell.exe 26->44         started        46 powershell.exe 26->46         started        50 2 other processes 26->50 file7 signatures8 process9 process10 52 conhost.exe 36->52         started        54 conhost.exe 38->54         started        56 conhost.exe 40->56         started        58 conhost.exe 42->58         started        60 conhost.exe 44->60         started        62 conhost.exe 46->62         started        64 conhost.exe 48->64         started        66 conhost.exe 48->66         started        68 2 other processes 50->68
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/90d33feb81bdc51341e3840057c1081765b6d35263b2393c0219512c4177f215
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/90d33feb81bdc51341e3840057c1081765b6d35263b2393c0219512c4177f215/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2023-11-10 16:18:06 UTC
File Type:
PE (.Net Exe)
Extracted files:
25
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=sdjt724bxxcrgqpdqqafpqiic5s3nu2smozdspacdfisyqlx6ikq._file
Verdict:
malicious
Result
Malware family:
n/a
Score:
  7/10
Tags:
persistence
Link:
https://tria.ge/reports/231110-trxxfsae5v/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Checks computer location settings
Drops startup file
Executes dropped EXE
Loads dropped DLL
Unpacked files
SH256 hash:
d01f3dea3851602ba5a0586c60430d286adf6fcc7e17aab080601a66630606e5
MD5 hash:
579197d4f760148a9482d1ebde113259
SHA1 hash:
cf6924eb360c7e5a117323bebcb6ee02d2aec86d
Link:
https://www.unpac.me/results/3201264c-41f5-443c-97bb-d0d9fc1173aa/
SH256 hash:
bdd835a7d9766abdf117527e0f6547d7502747f14fd3b81491af4b26b6b7ec66
MD5 hash:
8d329673344cf88ec5e18025f512e8c7
SHA1 hash:
757cafff3bb4abdd865afeab0117bf5fab060752
Link:
https://www.unpac.me/results/3201264c-41f5-443c-97bb-d0d9fc1173aa/
SH256 hash:
bfef9eac82e53e8d63bcb3b3022880eaf8f22cbbc6c69f3782b59c438f649f12
MD5 hash:
ddf81912128dd196140e9be656c3a212
SHA1 hash:
51221baf7115f7f2de03cd00b8b25cfde9241a35
Link:
https://www.unpac.me/results/3201264c-41f5-443c-97bb-d0d9fc1173aa/
SH256 hash:
26de57bf0b6e5f38402c3b36dd4dcc0cddad33aadc1e3745530d0e8f9cc1ccb1
MD5 hash:
1c7ddfec4b08dd691ae275c7419893bb
SHA1 hash:
2a6b42a19ef0a34c08f40d107892e0388e0b3122
Detections:
win_delivery_check_g0
Create hunting rule
Link:
https://www.unpac.me/results/3201264c-41f5-443c-97bb-d0d9fc1173aa/
Parent samples :
87670348675593550ba551fcc6fd13d4b6e5e72f0c5d21b1edb0d576462fab03
90d33feb81bdc51341e3840057c1081765b6d35263b2393c0219512c4177f215
SH256 hash:
90d33feb81bdc51341e3840057c1081765b6d35263b2393c0219512c4177f215
MD5 hash:
cd7c8e15758a89607408375442be8df2
SHA1 hash:
548fda6ec457b39669f89c46da294e34e6c59b6a
Link:
https://www.unpac.me/results/3201264c-41f5-443c-97bb-d0d9fc1173aa/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/90d33feb81bd/report/overview.html
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/90d33feb81bdc51341e3840057c1081765b6d35263b2393c0219512c4177f215

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:AgentTesla_DIFF_Common_Strings_01
Create hunting rule
Author:schmidtsz
Description:Identify partial Agent Tesla strings
Rule name:Disable_Defender
Create hunting rule
Author:iam-py-test
Description:Detect files disabling or modifying Windows Defender, Windows Firewall, or Microsoft Smartscreen
Rule name:INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
Create hunting rule
Author:ditekSHen
Description:Detects Windows executables referencing non-Windows User-Agents
Rule name:MALWARE_Win_AsyncRAT
Create hunting rule
Author:ditekSHen
Description:Detects AsyncRAT
Rule name:MALWARE_Win_XWorm
Create hunting rule
Author:ditekSHen
Description:Detects XWorm
Rule name:Multifamily_RAT_Detection
Create hunting rule
Author:Lucas Acha (http://www.lukeacha.com)
Description:Generic Detection for multiple RAT families, PUPs, Packers and suspicious executables
Rule name:NET
Create hunting rule
Author:malware-lu
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:win_delivery_check_g0
Create hunting rule

File information

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

Comments