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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 979a5d796f442e7ff57c327967a850e9ecd4983fdaefe39760a274add684c6c2. 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: 9


Intelligence 9 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 979a5d796f442e7ff57c327967a850e9ecd4983fdaefe39760a274add684c6c2
SHA3-384 hash: e9a0d58c0f0f38483864caab2cd0be0482448e882f9bfc6ddb4e7265d5a6692f5be8c2bce68e017203f120af556fd34a
SHA1 hash: 7442efdb239a7ffea0e8d3cb836cd1913e5987d8
MD5 hash: b3f369d20f5feb32c972ab432eb2b835
humanhash: georgia-purple-thirteen-fourteen
File name:QUOTATION_PEVASA_2691-(ASN00758294588).pdf_(815KB).txz.rar
Download: download sample
Signature XWorm
Create hunting rule
File size:883'944 bytes
First seen:2026-10-14 15:11:56 UTC
Last seen:2026-10-14 15:12:56 UTC
File type: rar
MIME type:application/vnd.rar
ssdeep 24576:EY/ymMvEnoXt12J9RRne4QJe+wA/N35wJmEpux:EY/yJvOJHie5+5wsaux
TLSH T1461533341CD65967AC74875FCC81EEB5CED9C7A867EC42624E8439AA02EA0FF0366560
TrID 61.5% (.RAR) RAR compressed archive (v5.0) (8000/1)
38.4% (.RAR) RAR compressed archive (gen) (5000/1)
Magika rar
Reporter TomU
Tags:rar xworm

Intelligence

File Origin
# of uploads :
3
# of downloads :
55
Origin country :
CH CH
File Archive Information

This file archive contains 1 file(s), sorted by their relevance:

File name:QUOTATION_PEVASA_2691-[ASN00758294588].pdf (815KB).com
File size:996'352 bytes
SHA256 hash: 5893615f14546d40699d75c7e0691db668da21b4039ea1935376eec550faf9d2
MD5 hash: 0542beed2173668b86b7a69603d99701
MIME type:application/x-dosexec
Signature XWorm
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/d8957386-3814-4688-a9b4-f6b40b0fe109/
Detection(s):
Sanesecurity.Rogue.0hr.20260901-1035.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6ad1453f6f551121ba16571e
Tags:
virus micro cupi
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
formbook packed stealer vbnet
Link:
https://www.filescan.io/uploads/6acf9be58f9b8ca99d0dafe0/reports/28d54b85-631a-46c1-9f2c-ce0fe3fdfbce/overview
Verdict:
Suspicious
Labled as:
Mal/DrodRar
Link:
https://www.hybrid-analysis.com/sample/979a5d796f442e7ff57c327967a850e9ecd4983fdaefe39760a274add684c6c2
Verdict:
Malicious
File Type:
rar
First seen:
2026-09-01T09:34:00Z UTC
Last seen:
2026-09-08T03:50:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/979a5d796f442e7ff57c327967a850e9ecd4983fdaefe39760a274add684c6c2/results?tab=lookup
Verdict:
inconclusive
YARA:
1 match(es)
Tags:
.Net Executable Managed .NET PE (Portable Executable) PE File Layout Rar Archive SOS: 0.31
Link:
https://app.malva.re/file/b3f369d20f5feb32c972ab432eb2b835
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/979a5d796f442e7ff57c327967a850e9ecd4983fdaefe39760a274add684c6c2/
Threat name:
Win32.Backdoor.FormBook
Create hunting rule
Status:
Malicious
First seen:
2026-09-03 17:17:18 UTC
File Type:
Binary (Archive)
Extracted files:
10
AV detection:
25 of 36 (69.44%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=s6nf26lpiqxh75l4gj4wpkcq5hwnjgb73lx6hf3auj2k3vuey3ba._file
Result
Malware family:
n/a
Score:
  6/10
Tags:
discovery
Link:
https://tria.ge/reports/261014-s3ygpae15x/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
Reads the TCP/IP host and domain name from the registry
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Looks up external IP address via web service
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/979a5d796f442e7ff57c327967a850e9ecd4983fdaefe39760a274add684c6c2

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:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
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:WIN_Malware_Derialock_ForgeAuto_3127f957_Extrait
Create hunting rule
Author:Marjoriefort
Description:Detects Derialock (pe, etat extrait)
Rule name:WIN_Malware_XWorm_ForgeAuto_6b06c990_Extrait
Create hunting rule
Author:Marjoriefort
Description:Detects XWorm (pe, etat extrait)
Rule name:WIN_Sample_Unique_69354b41
Create hunting rule
Author:Marjoriefort
Description:Specimen unique (soumission Bazaar) - strings distinctifs propres au sample
Reference:69354b41e10daf03d3f3af881b32d5c0fec56b1cfe96629fd4c5263413a42854.exe

File information

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

Malspam

XWorm

rar 979a5d796f442e7ff57c327967a850e9ecd4983fdaefe39760a274add684c6c2

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments