MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 443c070f1d20b0821daf3107e55bf5e6efbb8d0f86e5806c76d597e43ea11be1. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 443c070f1d20b0821daf3107e55bf5e6efbb8d0f86e5806c76d597e43ea11be1
SHA3-384 hash: f8496efac1182fcba5a4763b0d6a504a1ddf85b6292c27d80e2e65110f2a999197cd8a5464b72862955ae4949b69c84e
SHA1 hash: 8eec2d1e8daa45cbf48a4b9499f7265c7887a644
MD5 hash: 655e17bbc31bfe7aba59796b36e97573
humanhash: magazine-cold-happy-quebec
File name:uwu.bat
Download: download sample
Signature XWorm
Create hunting rule
File size:141'473 bytes
First seen:2025-09-14 06:40:37 UTC
Last seen:2025-09-14 06:40:38 UTC
File type:Batch (bat) bat
MIME type:text/plain
ssdeep 3072:AqfGcYtkj44bfB7Oc35W+hq8m7nAHgLjg7T9y:AqeYj9bfB7Oc35W+hq8m7AHtT9y
Threatray 486 similar samples on MalwareBazaar
TLSH T144D3923EDAB0FCD007AE70D495AE3B06218D5B93FA710B6CF5C908A719A5245DF7A21C
Magika batch
Reporter smica83
Tags:bat xworm

Intelligence

File Origin
# of uploads :
2
# of downloads :
85
Origin country :
HU HU
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
uwu.bat
Verdict:
Malicious activity
Analysis date:
2025-09-14 06:42:10 UTC
Tags:
remote xworm susp-powershell
Link:
https://app.any.run/tasks/beb18ecf-a1d3-4201-8f67-a047f29f7b96

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/27404/
Verdict:
Malicious
Score:
81.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=68c66376e579c633a4b5202e
Tags:
obfuscate xtreme shell
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
base64 evasive obfuscated powershell
Link:
https://www.filescan.io/uploads/68c6636e73287948292973f9/reports/21b06107-4888-40f6-9496-157ab08eeb32/overview
Verdict:
Malicious
Link:
https://www.hybrid-analysis.com/sample/443c070f1d20b0821daf3107e55bf5e6efbb8d0f86e5806c76d597e43ea11be1
Verdict:
Malicious
File Type:
unix shell
First seen:
2025-09-14T03:56:00Z UTC
Last seen:
2025-09-14T03:56:00Z UTC
Hits:
~10
Detections:
PDM:Trojan.Win32.Generic HEUR:Trojan.BAT.Tesre.gen Backdoor.Agent.TCP.C&C Trojan.BAT.Agent.sb HEUR:Trojan.PowerShell.Tesre.sb Backdoor.MSIL.XWorm.b
Link:
https://opentip.kaspersky.com/443c070f1d20b0821daf3107e55bf5e6efbb8d0f86e5806c76d597e43ea11be1/results?tab=lookup
Result
Threat name:
XWorm
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1777204
Signature
.NET source code contains a sample name check
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
C2 URLs / IPs found in malware configuration
Found malware configuration
Found suspicious powershell code related to unpacking or dynamic code loading
Joe Sandbox ML detected suspicious sample
Loading BitLocker PowerShell Module
Malicious sample detected (through community Yara rule)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Query firmware table information (likely to detect VMs)
Sample uses string decryption to hide its real strings
Sigma detected: Base64 Encoded PowerShell Command Detected
Sigma detected: PowerShell Base64 Encoded FromBase64String Cmdlet
Sigma detected: PowerShell Base64 Encoded IEX Cmdlet
Suricata IDS alerts for network traffic
Suspicious powershell command line found
Yara detected XWorm
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1777204 Sample: uwu.bat Startdate: 14/09/2025 Architecture: WINDOWS Score: 100 31 Suricata IDS alerts for network traffic 2->31 33 Found malware configuration 2->33 35 Malicious sample detected (through community Yara rule) 2->35 37 11 other signatures 2->37 9 cmd.exe 1 2->9         started        process3 signatures4 47 Suspicious powershell command line found 9->47 12 cmd.exe 1 9->12         started        14 conhost.exe 9->14         started        process5 process6 16 cmd.exe 3 12->16         started        signatures7 29 Suspicious powershell command line found 16->29 19 powershell.exe 24 32 16->19         started        23 conhost.exe 16->23         started        process8 dnsIp9 27 107.189.20.36, 49690, 6000 PONYNETUS United States 19->27 39 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 19->39 41 Query firmware table information (likely to detect VMs) 19->41 43 Found suspicious powershell code related to unpacking or dynamic code loading 19->43 45 Loading BitLocker PowerShell Module 19->45 25 wermgr.exe 14 19->25         started        signatures10 process11
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/443c070f1d20b0821daf3107e55bf5e6efbb8d0f86e5806c76d597e43ea11be1/
Verdict:
Malicious
Threat:
Family.XWORM
Link:
https://tip.neiki.dev/file/443c070f1d20b0821daf3107e55bf5e6efbb8d0f86e5806c76d597e43ea11be1
Threat name:
Text.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2025-09-13 05:31:45 UTC
File Type:
Text (Batch)
AV detection:
4 of 24 (16.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=iq6aody5ecyiehnpged6kw7v43x3xdipq3sya3dw2wl6ipvbdpqq._file
Verdict:
malicious
Label(s):
xworm
Create hunting rule
Similar samples:
1d7b49b36fec5265e4508b054206d25e20cabbcecdf0df6e9ef81fdf2236ff16
XWorm
2ebbc0ecfdc8da987269085bdff3bfef88b555a5557beec2880d81eb58862fd8
XWorm
4bce5c43d01102b83bf0cb0b85d09ea8a758262b98b04aeccff957aad024f7bd
XWorm
80a15e6d1eb3c712accdf04668566b2ea5e5b98316a5f210a69e6af549a4f2f9
XWorm
86b20abad50522f0753ac9f340ae7555e0adb7d17ab4cf434c8a4a5ca8213e7a
XWorm
b2d37a411be06457caf2304ba93bc85e447082acbbc8c82f6d171e7911045751
XWorm
cbfd2c9ea3cb57537837c0f440d55352d7fa622d29d57a41bc05a86372c58067
XWorm
e36eee6a572b2c5e45cfaffae49ee361f55915375a4b7c938983fe8f8b5aa539
XWorm
error
XWorm
ffe6e82b7ea63f6d7254d5bef882fe778aeae3827d9778b928b9907af00004bd
XWorm
+ 476 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/250914-hfmfssdm61/
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:
107.189.20.36:6000
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/443c070f1d20b0821daf3107e55bf5e6efbb8d0f86e5806c76d597e43ea11be1

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.

Cape
Cape
https://www.capesandbox.com/analysis/27404/

Comments