MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9c047638b906f4c825ac82e04cdcfeadcd724a00984b74158fae664da5da8bc4. 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: 10


Intelligence 10 IOCs YARA 13 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 9c047638b906f4c825ac82e04cdcfeadcd724a00984b74158fae664da5da8bc4
SHA3-384 hash: 8745bbc271c058073b249a9d9fe3fe03b906a41f159edb894fb0d890275f8cc8efff01a0957a4aa2f23f9ab07eb01515
SHA1 hash: 8a5fb158c5f681f1b11213bcd7934173e474eae3
MD5 hash: cb3190f7ea755da4975370f0653d3f56
humanhash: golf-cola-five-edward
File name:LinhasSumarizadas_2022067067.ppam
Download: download sample
Signature XWorm
Create hunting rule
File size:17'712 bytes
First seen:2023-10-05 09:06:07 UTC
Last seen:Never
File type:PowerPoint file ppam
MIME type:application/vnd.openxmlformats-officedocument.presentationml.presentation
ssdeep 384:dXPlO/xfjTvxe2Qd/V/st8KC9GHmUYAf2RI3n:VPlO/jaEFC9Gz6g
TLSH T1D882D0283A4479D2FA16B63596EA413B6352005F35494FCD3EC19E896D1B343478C6CF
TrID 64.8% (.PPAM) PowerPoint Macro-enabled Open XML add-in (41500/1/5)
27.3% (.ZIP) Open Packaging Conventions container (17500/1/4)
6.2% (.ZIP) ZIP compressed archive (4000/1)
1.5% (.PG/BIN) PrintFox/Pagefox bitmap (640x800) (1000/1)
Reporter abuse_ch
Tags:ppam xworm

Intelligence

File Origin
# of uploads :
1
# of downloads :
125
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.VBS.Obfus-179.UNOFFICIAL
Create hunting rule

MiscreantPunch.EvilMacro.PSHELLNEWOBJECTw.1.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.DOCXRSTRGOOD.NEW-OBJECT.200322B64.12.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.DOCXRSTRGOOD.NEW_OBJECT.200630B64.13.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.DOCXRSTRGOOD.HTTPS_.210304B64.1.UNOFFICIAL
Create hunting rule

Sanesecurity.Badmacro.Ppam.PpamObjSave.UNOFFICIAL
Create hunting rule

Sanesecurity.Badmacro.Ppam.PpamObj.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malicious
File Type:
Legacy PowerPoint File with Macro
Link:
https://app.docguard.net/9c047638b906f4c825ac82e04cdcfeadcd724a00984b74158fae664da5da8bc4/results/dashboard
Behaviour
BlacklistAPI detected
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
macros-on-open phishing powershell
Link:
https://www.filescan.io/uploads/651e7cb9426c8727d6ee9677/reports/7b6cd83e-4178-4cda-abb1-0d95faa9573a/overview
Verdict:
Malicious
Labled as:
Valyria
Link:
https://www.hybrid-analysis.com/sample/9c047638b906f4c825ac82e04cdcfeadcd724a00984b74158fae664da5da8bc4
Gathering data
Result
Verdict:
MALICIOUS
Link:
https://labs.inquest.net/dfi/sha256/9c047638b906f4c825ac82e04cdcfeadcd724a00984b74158fae664da5da8bc4
Details
Base64 Encoded Powershell Directives
Detected one or more base64 encoded Powershell directives.
Macro with Startup Hook
Detected macro logic that will automatically execute on document open. Most malware contains some execution hook.
Base64 Encoded URL
Detected an ANSI or UNICODE http:// or https:// base64 encoded URL prefix.
Result
Threat name:
XWorm
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1320066
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
Contains functionality to log keystrokes (.Net Source)
Document exploit detected (process start blacklist hit)
Encrypted powershell cmdline option found
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Writes to foreign memory regions
Yara detected MSILLoadEncryptedAssembly
Yara detected XWorm
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/9c047638b906f4c825ac82e04cdcfeadcd724a00984b74158fae664da5da8bc4/
Threat name:
Script-Macro.Trojan.Valyria
Create hunting rule
Status:
Malicious
First seen:
2023-10-04 08:51:27 UTC
AV detection:
11 of 36 (30.56%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=tqchmofza32mqjnmqlqezxh6vxgxesqatbfxifmpvzte3jo2rpca._file
Result
Malware family:
xworm
Create hunting rule
Score:
  10/10
Tags:
family:xworm rat trojan
Link:
https://tria.ge/reports/231005-k3ck8abg86/
Behaviour
Checks processor information in registry
Enumerates system info in registry
Modifies Internet Explorer settings
Modifies registry class
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Uses Volume Shadow Copy WMI provider
Uses Volume Shadow Copy service COM API
Suspicious use of SetThreadContext
Blocklisted process makes network request
Detect Xworm Payload
Process spawned unexpected child process
Xworm
Malware Config
C2 Extraction:
brasil.ddns.com.br:7000
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/9c047638b906/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/9c047638b906f4c825ac82e04cdcfeadcd724a00984b74158fae664da5da8bc4

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:BitcoinAddress
Create hunting rule
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
Rule name:Check_OutputDebugStringA_iat
Create hunting rule
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerException__SetConsoleCtrl
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:maldoc_find_kernel32_base_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:maldoc_getEIP_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:malware_shellcode_hash
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect shellcode api hash value
Rule name:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:office_document_vba
Create hunting rule
Author:Jean-Philippe Teissier / @Jipe_
Description:Office document with embedded VBA
Reference:https://github.com/jipegit/
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:QbotStuff
Create hunting rule
Author:anonymous
Rule name:vbaproject_bin
Create hunting rule
Author:CD_R0M_
Description:{76 62 61 50 72 6f 6a 65 63 74 2e 62 69 6e} is hex for vbaproject.bin. Macros are often used by threat actors. Work in progress - Ran out of time

File information

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

Malspam

XWorm

PowerPoint file ppam 9c047638b906f4c825ac82e04cdcfeadcd724a00984b74158fae664da5da8bc4

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments