MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b6426ad74f110c618f386180fda830a366607fac16789a2055ab8b28481c286e. 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


Formbook


Vendor detections: 13


Intelligence 13 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b6426ad74f110c618f386180fda830a366607fac16789a2055ab8b28481c286e
SHA3-384 hash: 808dabdfb5dd1f1e3138cf15e8ece74948c715bcecd1fc05147c4a3d77cfd40482b6a0f014654e63478c2b3df877b428
SHA1 hash: d5d00dd7f03aec58efcb780685d42269c65ce376
MD5 hash: 14a6288715feeeab82fb2df7af513f93
humanhash: lion-mockingbird-alabama-freddie
File name:ffss.bat
Download: download sample
Signature Formbook
Create hunting rule
File size:9'361 bytes
First seen:2025-11-17 00:07:26 UTC
Last seen:Never
File type:Batch (bat) bat
MIME type:text/plain
ssdeep 48:+RhsMiP5HHB3eVRqvs0BtOEZT3GVIi5M2dnPAxm8laOlEyD5d2fZEBwBSZDA2NR:+RhHmnB8XOgEaJHdPAYPyDr2fZo0ji
Threatray 2'231 similar samples on MalwareBazaar
TLSH T1D9120F70CC33040F8CF75EE050118A7FFAF4909BAF7E9956E991926764EF8125B22B49
Magika txt
Reporter skocherhan
Tags:173-249-197-116 bat downloadfilesd-xyz FormBook


Avatar
skocherhan
http://173.249.197.116/x/ffss.bat

Intelligence

File Origin
# of uploads :
1
# of downloads :
73
Origin country :
GB GB
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Reader_en_install_Dll.bat
Verdict:
Malicious activity
Analysis date:
2025-11-14 03:31:04 UTC
Tags:
payload loader reverseloader susp-powershell
Link:
https://app.any.run/tasks/199ad0f6-33d3-4c0f-a27e-fb669a76a529

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/38409/
Detection(s):
SecuriteInfo.com.BAT.Agent-40.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=691a6774434cd67b17c2488d
Tags:
xtreme shell sage
Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Сreating synchronization primitives
DNS request
Connection attempt
Sending an HTTP GET request
Sending a custom TCP request
Connection attempt to an infection source
Query of malicious DNS domain
Sending a TCP request to an infection source
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
base64 batch evasive obfuscated obfuscated powershell xworm
Link:
https://www.filescan.io/uploads/691a6771a130a437f88f3ce6/reports/59325ba1-7b1f-4b98-82b1-cca0eb6e5792/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/b6426ad74f110c618f386180fda830a366607fac16789a2055ab8b28481c286e
Verdict:
Malicious
File Type:
text
First seen:
2025-11-10T16:03:00Z UTC
Last seen:
2025-11-18T22:11:00Z UTC
Hits:
~10
Detections:
HEUR:Trojan.BAT.Generic
Link:
https://opentip.kaspersky.com/b6426ad74f110c618f386180fda830a366607fac16789a2055ab8b28481c286e/results?tab=lookup
Score:
17%
Verdict:
Benign
File Type:
SCRIPT
Link:
https://malprob.io/report/b6426ad74f110c618f386180fda830a366607fac16789a2055ab8b28481c286e
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b6426ad74f110c618f386180fda830a366607fac16789a2055ab8b28481c286e/
Verdict:
Malicious
Threat:
Trojan.BAT
Link:
https://tip.neiki.dev/file/b6426ad74f110c618f386180fda830a366607fac16789a2055ab8b28481c286e
Threat name:
Script-BAT.Trojan.XWorm
Create hunting rule
Status:
Malicious
First seen:
2025-11-10 15:19:11 UTC
File Type:
Text
AV detection:
12 of 36 (33.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wzbgvv2pceggddzymgap3kbquntga75mcz4juicvvofsqsa4fbxa._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
32f89dbbacbea81c75af38211b25d23086485c96779d3e640e69a3a316c7ba2f
Formbook
412a097d36135d1c09ef2e81f3fac61e43037670822ff0ddea3a553bb81d0f8f
Formbook
463ca562519e38f05cdeb5f5fac541e86030de27a655486d8737c91399077c4a
Formbook
89298940d17702803fc97b47258c639f223ddebd6368a0d946647cb79acacc2e
Formbook
bc8c43e5b2edd24663599d319b7c0b0f855504d66c6e26b122904781291a33a5
Formbook
da454ebae3e171d8adb872f940d08d614cabfea8bd9a340def597abaf5a90879
Formbook
e087ef304badb09dbb8b38a88337c5e2d4a0d3fc174d75817e622fdd8f5a6722
Formbook
ea64b5ce174c5c197fdcb0cdd9c9371e941c3cebb1a990fdf069b596c02d411d
Formbook
eb74479516ffeab5be2a7b758719121a905bca9574c2bb39f8288c038b2c2c33
Formbook
error
Formbook
f5a2fcb5abc2713669bc271014e04c42c4e1019471616645ecacf791d53a3545
Formbook
+ 2'221 additional samples on MalwareBazaar
Result
Malware family:
phantomvai
Create hunting rule
Score:
  10/10
Tags:
family:formbook family:phantomvai execution loader rat spyware stealer trojan
Link:
https://tria.ge/reports/251117-ae2kbsbl7s/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetThreadContext
Badlisted process makes network request
Command and Scripting Interpreter: PowerShell
Formbook payload
Detects PhantomVAI loader aka VMDetectLoader, CaminhoLoader
Formbook
Formbook family
PhantomVAI, VMDetectLoader, CaminhoLoader
Phantomvai family
Malware Config
Dropper Extraction:
http://archive.org/download/wp4055032-l-wallpapers_with_b64_202510/wp4055032-l-wallpapers_with_b64.jpg
Malware family:
PhantomVAI
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/b6426ad74f11/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/b6426ad74f110c618f386180fda830a366607fac16789a2055ab8b28481c286e

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:Base64_Encoded_Powershell_Directives
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File information

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

dcdb34633b928372c43980c06df65009

Formbook

Batch (bat) bat b6426ad74f110c618f386180fda830a366607fac16789a2055ab8b28481c286e

(this sample)

  
Dropped by
MD5 dcdb34633b928372c43980c06df65009
Cape
Cape
https://www.capesandbox.com/analysis/38409/

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