MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 922d86e5f22d3bdc89f669e11158607f672391a5b3b557c4fac57d1581612d38. 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: 16


Intelligence 16 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 922d86e5f22d3bdc89f669e11158607f672391a5b3b557c4fac57d1581612d38
SHA3-384 hash: bdf6fbe4c05975df94da0d8badc0f60a429014eed6007f6eba9c5ff71cf68792064fbc0d41b6727cf88aff2fec0e502b
SHA1 hash: f1bf87298c84098e4ee77dec684c3466332a9708
MD5 hash: ea360558ef6af3351014b24aaa9d4425
humanhash: two-october-uncle-ohio
File name:RK.bat
Download: download sample
Signature XWorm
Create hunting rule
File size:151'384 bytes
First seen:2025-11-06 09:29:32 UTC
Last seen:2025-11-07 10:30:45 UTC
File type:Batch (bat) bat
MIME type:text/plain
ssdeep 1536:9NjKY+HjOCDaO0xtcTvYcsyF/LSVlKdsu9zI14FOgTr7j37BWC:99KYaBDaUvic/YlKSeIUOgP37J
Threatray 73 similar samples on MalwareBazaar
TLSH T16FE382BE0674699DF729F3B03AE31DEE2356725DAC6D27B4A064CC2F1C901D492096EC
Magika batch
Reporter cocaman
Tags:bat xworm

Intelligence

File Origin
# of uploads :
9
# of downloads :
69
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
ca8be264431dc1d2ae0a04d7d647b186207bf6323c80470c4488ee5888cf1e0e.zip
Verdict:
Malicious activity
Analysis date:
2025-11-06 09:29:48 UTC
Tags:
arch-exec telegram ims-api generic xworm susp-powershell api-base64
Link:
https://app.any.run/tasks/d8c73a46-73a5-4809-b306-3412ad3d0348

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
XWorm
Create hunting rule
Link:
https://www.capesandbox.com/analysis/35613/
Detection(s):
SecuriteInfo.com.BAT.Drop.2959.5837.24656.UNOFFICIAL
Create hunting rule

Verdict:
Suspicious
Score:
50%
Link:
https://cyber-fortress.com/docs/result/index.php?id=690c6a8b5a5ed7864e236b0d
Tags:
obfuscate xtreme shell
Result
Verdict:
Malware
Maliciousness:

Behaviour
Running batch commands
Launching cmd.exe command interpreter
Creating a file
Launching a process
Сreating synchronization primitives
Using the Windows Management Instrumentation requests
DNS request
Connection attempt
Sending a custom TCP request
Connection attempt to an infection source
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
base64 evasive obfuscated powershell
Link:
https://www.filescan.io/uploads/690c6abc85b61a93a73b26a1/reports/2aa32169-e76f-408b-aaaf-5cfef31e51b5/overview
Verdict:
Suspicious
Labled as:
BAT/Agent.BGY
Link:
https://www.hybrid-analysis.com/sample/922d86e5f22d3bdc89f669e11158607f672391a5b3b557c4fac57d1581612d38
Verdict:
Malicious
File Type:
text
First seen:
2025-11-05T21:08:00Z UTC
Last seen:
2025-11-08T07:06:00Z UTC
Hits:
~1000
Detections:
Trojan.BAT.Obfus.bw Trojan.BAT.Agent.sb HEUR:Trojan.PowerShell.Tesre.sb Backdoor.MSIL.XWorm.b
Link:
https://opentip.kaspersky.com/922d86e5f22d3bdc89f669e11158607f672391a5b3b557c4fac57d1581612d38/results?tab=lookup
Result
Threat name:
Chrome Injector, XWorm
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1809147
Signature
Allocates memory in foreign processes
Antivirus detection for dropped file
Bypasses PowerShell execution policy
Creates a thread in another existing process (thread injection)
Found suspicious powershell code related to unpacking or dynamic code loading
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
Loading BitLocker PowerShell Module
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Powershell drops PE file
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sigma detected: Base64 Encoded PowerShell Command Detected
Sigma detected: PowerShell Base64 Encoded FromBase64String Cmdlet
Sigma detected: PowerShell Base64 Encoded IEX Cmdlet
Sigma detected: Suspicious PowerShell Parameter Substring
Suricata IDS alerts for network traffic
Suspicious powershell command line found
Tries to harvest and steal browser information (history, passwords, etc)
Uses the Telegram API (likely for C&C communication)
Writes to foreign memory regions
Yara detected Chrome Injector
Yara detected Powershell decode and execute
Yara detected Telegram RAT
Yara detected XWorm
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1809147 Sample: RK.bat Startdate: 06/11/2025 Architecture: WINDOWS Score: 100 55 api.telegram.org 2->55 61 Suricata IDS alerts for network traffic 2->61 63 Malicious sample detected (through community Yara rule) 2->63 65 Multi AV Scanner detection for submitted file 2->65 69 9 other signatures 2->69 12 cmd.exe 1 2->12         started        signatures3 67 Uses the Telegram API (likely for C&C communication) 55->67 process4 signatures5 81 Suspicious powershell command line found 12->81 83 Bypasses PowerShell execution policy 12->83 15 cmd.exe 1 12->15         started        17 conhost.exe 12->17         started        process6 process7 19 cmd.exe 3 15->19         started        signatures8 71 Suspicious powershell command line found 19->71 22 powershell.exe 17 33 19->22         started        27 conhost.exe 19->27         started        process9 dnsIp10 57 31.40.204.73, 1414, 49693 CMCSUS Turkey 22->57 59 api.telegram.org 149.154.167.220, 443, 49691 TELEGRAMRU United Kingdom 22->59 51 a9d5ea62-ce57-447b-90e2-48bd77093dc8.exe, PE32+ 22->51 dropped 53 C:\Users\user\AppData\...\Protect2a3d628b.dll, PE32+ 22->53 dropped 73 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 22->73 75 Tries to harvest and steal browser information (history, passwords, etc) 22->75 77 Found suspicious powershell code related to unpacking or dynamic code loading 22->77 79 2 other signatures 22->79 29 a9d5ea62-ce57-447b-90e2-48bd77093dc8.exe 8 22->29         started        32 a9d5ea62-ce57-447b-90e2-48bd77093dc8.exe 8 22->32         started        35 a9d5ea62-ce57-447b-90e2-48bd77093dc8.exe 8 22->35         started        file11 signatures12 process13 file14 85 Antivirus detection for dropped file 29->85 87 Multi AV Scanner detection for dropped file 29->87 89 Writes to foreign memory regions 29->89 37 conhost.exe 29->37         started        39 chrome.exe 29->39         started        49 \Device\ConDrv, ASCII 32->49 dropped 91 Allocates memory in foreign processes 32->91 93 Creates a thread in another existing process (thread injection) 32->93 95 Injects a PE file into a foreign processes 32->95 41 msedge.exe 32->41         started        43 conhost.exe 32->43         started        45 conhost.exe 35->45         started        signatures15 process16 process17 47 WerFault.exe 16 41->47         started       
Score:
99%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/922d86e5f22d3bdc89f669e11158607f672391a5b3b557c4fac57d1581612d38
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/922d86e5f22d3bdc89f669e11158607f672391a5b3b557c4fac57d1581612d38/
Verdict:
Malicious
Threat:
Backdoor.MSIL.XWorm
Link:
https://tip.neiki.dev/file/922d86e5f22d3bdc89f669e11158607f672391a5b3b557c4fac57d1581612d38
Threat name:
Script-BAT.Trojan.Heuristic
Create hunting rule
Status:
Malicious
First seen:
2025-11-06 01:52:24 UTC
File Type:
Text (Batch)
AV detection:
12 of 24 (50.00%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=siwynzpsfu55zcpwnhqrcwdap5tshenfwo2vprh2yv6rlalbfu4a._file
Verdict:
malicious
Label(s):
xworm
Create hunting rule
Similar samples:
1393a105128cb3b877843861a80b0c628c3b692e3473fa73ff818d1f47aaa7e6
XWorm
383af49b39cab5da29cff6c729ee08eddf62380553315266fd0e3b1dfc0e552c
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49adb2ba0f7b69d65978419b690af6ddca5d176cb143e24860decf5d41f4dedf
XWorm
4a980e38257b9dbf0e1ff47c3faef90d62e2fcdb663fa1421735f7ace6394a56
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60e6d178e020d6f0238910fdab18445d1a950c79d3c20b8560613364e14a6f0b
XWorm
bbd166e6d916f328c29a4e19a4cb2f686c447b197eb7291def515bc3a63fdda7
XWorm
c3b6ec7c083b42ee8fc740390176c8946d4e1334eb6309f3b52119db1107948c
XWorm
d436b01ea1ce184f3e4e3e2ff3cfd4841f21e5008c6c827a2342c69711eae8c5
XWorm
e4bfc7c97b4bdc47c62afe4aab320a54e769d426b3998f7e86b3337d01a3c679
XWorm
error
XWorm
+ 63 additional samples on MalwareBazaar
Result
Malware family:
xworm
Create hunting rule
Score:
  10/10
Tags:
family:xworm execution rat trojan
Link:
https://tria.ge/reports/251106-lgr98ahn5z/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Command and Scripting Interpreter: PowerShell
Badlisted process makes network request
Detect Xworm Payload
Xworm
Xworm family
Malware Config
C2 Extraction:
31.40.204.73:1414
Malware family:
XWorm
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/922d86e5f22d/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/922d86e5f22d3bdc89f669e11158607f672391a5b3b557c4fac57d1581612d38

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:SUSP_PS1_JAB_Pattern_Jun22_1
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects suspicious UTF16 and Base64 encoded PowerShell code that starts with a $ sign and a single char variable
Reference:Internal Research
Rule name:Sus_CMD_Powershell_Usage
Create hunting rule
Author:XiAnzheng
Description:May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)

File information

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

Malspam

XWorm

zip ca8be264431dc1d2ae0a04d7d647b186207bf6323c80470c4488ee5888cf1e0e

XWorm

Batch (bat) bat 922d86e5f22d3bdc89f669e11158607f672391a5b3b557c4fac57d1581612d38

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 ca8be264431dc1d2ae0a04d7d647b186207bf6323c80470c4488ee5888cf1e0e
Cape
Cape
https://www.capesandbox.com/analysis/35613/
  
Dropped by
MD5 28ca90ac0e4bceae5dc7b286f23b8fde

Comments