MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d6e65a981bbaa6dbce36e07c076654da474542b180c06f2fa0d41a76c093fb1e. 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: 17


Intelligence 17 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d6e65a981bbaa6dbce36e07c076654da474542b180c06f2fa0d41a76c093fb1e
SHA3-384 hash: b1c8440f65bae703ba2a07691a57824005b72c8567ae6816ed7348bf143bada1308c68bb8b6e6e86b0abf36f3cf5d751
SHA1 hash: 6b605ed8283dbe68d95ab8d688200cff4bf5264b
MD5 hash: 370c3f7e672b93f100234238615122fb
humanhash: cup-minnesota-washington-pennsylvania
File name:crypted.bat
Download: download sample
Signature Formbook
Create hunting rule
File size:460'779 bytes
First seen:2026-05-11 06:28:54 UTC
Last seen:Never
File type:Batch (bat) bat
MIME type:text/x-msdos-batch
ssdeep 12288:Fgeh59T3RcO+8hUmesrWGUOAfWwBpgRMOgRJY:FgeNP+wJWf9pgKY
Threatray 2'837 similar samples on MalwareBazaar
TLSH T138A422611A867EED19F4AA1FD34833CFFF11D4B29F92E2824B5E41DE510999F8443A8C
Magika batch
Reporter lowmal3
Tags:bat FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
81
Origin country :
DE DE
Vendor Threat Intelligence
Malware configuration found for:
BatchScript
Details
Link:
https://research.acce.ciphertechsolutions.com/results/22f1fb60-2d91-42f9-92e7-940b4fd303a2/
Malware family:
formbook
Create hunting rule
ID:
1
File name:
7d6ada6eee4d690b633ea74a9bb482e0c800a351b188abc27a7745a59aa03b8e.zip
Verdict:
Malicious activity
Analysis date:
2026-05-11 05:59:20 UTC
Tags:
arch-exec susp-powershell formbook stealer xloader adware
Link:
https://app.any.run/tasks/dab58cd9-d18d-4f54-a338-94bb067088c9

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/65575/
Detection(s):
SecuriteInfo.com.Other.Malware-gen.75433827.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
90.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6a01dc8e059cfdadce20d360
Tags:
dropper shell sage
Result
Verdict:
Clean
Maliciousness:

Behaviour
Launching a process
Sending a custom TCP request
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
aes base64 base64 batloader crypto evasive formbook obfuscated packed powershell xworm
Link:
https://www.filescan.io/uploads/6a01775186e92bda702733d1/reports/406408e9-afc9-4af1-9b86-2bf9ed173b88/overview
Verdict:
Malicious
Labled as:
BAT/Obfuscated.AR trojan
Link:
https://www.hybrid-analysis.com/sample/d6e65a981bbaa6dbce36e07c076654da474542b180c06f2fa0d41a76c093fb1e
Verdict:
Malicious
File Type:
unix shell
First seen:
2026-05-11T01:21:00Z UTC
Last seen:
2026-05-13T01:04:00Z UTC
Hits:
~100
Detections:
Trojan.BAT.Agent.sb HEUR:Trojan.BAT.Obfus.gen
Link:
https://opentip.kaspersky.com/d6e65a981bbaa6dbce36e07c076654da474542b180c06f2fa0d41a76c093fb1e/results?tab=lookup
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
92 / 100
Link:
https://www.joesandbox.com/analysis/1911415
Signature
.NET source code references suspicious native API functions
Bypasses PowerShell execution policy
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sigma detected: Base64 Encoded PowerShell Command Detected
Sigma detected: PowerShell Base64 Encoded FromBase64String Cmdlet
Sigma detected: Suspicious PowerShell Parameter Substring
Suspicious powershell command line found
Yara detected Powershell decode and execute
Behaviour
Behavior Graph:
Download SVG
Score:
96%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/d6e65a981bbaa6dbce36e07c076654da474542b180c06f2fa0d41a76c093fb1e
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/d6e65a981bbaa6dbce36e07c076654da474542b180c06f2fa0d41a76c093fb1e/
Verdict:
Malicious
Threat:
Family.DONUTLOADER
Link:
https://tip.neiki.dev/file/d6e65a981bbaa6dbce36e07c076654da474542b180c06f2fa0d41a76c093fb1e
Threat name:
Script-BAT.Trojan.XWorm
Create hunting rule
Status:
Malicious
First seen:
2026-05-11 04:15:17 UTC
File Type:
Text
AV detection:
12 of 24 (50.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=23tfvga3xktnxtrw4b6aozsu3jdukqvrqdag6l5a2qnhnqet7mpa._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
donutloader
Create hunting rule
Similar samples:
125ae1365fe1c5f27482211b9b9418f64f2db572516b3f0a8f89d31e0a918077
Formbook
233c2a594ffa1e444ba1835a06e4a332610b52cfbe27c99bc8f211430188c015
Formbook
2ebbfd4706947f21068cef1bf087eec3c5a661f8d0893f320350c01ac74015c6
Formbook
32746cb823dcd1f3e79a5fb4843bbdf5a65a8f023649e46137420b399151febf
Formbook
499ed1dfdb2b51f3e1bc8859dbd64c3e15b6f61d1a8fa5b644968514bf7e064a
Formbook
a830f94d77024ffe6a407ba44d6f5abacd4b91a5e0df9b6998cf7c0b76521132
Formbook
e674329819554400c080141f8826e8d0020c5efe694af1a8d0fbafd1df6d11e8
Formbook
ead0a612c58e858cabd1248aca1ee32fa8d5e5a290bda6771bdc53e500140b12
Formbook
error
Formbook
f59cf4ca5660457108b8fba581299630e197696c066b0e00171a2b87cac07b00
Formbook
+ 2'827 additional samples on MalwareBazaar
Result
Malware family:
donutloader
Create hunting rule
Score:
  10/10
Tags:
family:donutloader execution loader
Link:
https://tria.ge/reports/260511-g87f1afy6k/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Command and Scripting Interpreter: PowerShell
Detects DonutLoader
Family: DonutLoader
Malware family:
DonutLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/d6e65a981bba/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/d6e65a981bbaa6dbce36e07c076654da474542b180c06f2fa0d41a76c093fb1e

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:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:DetectEncryptedVariants
Create hunting rule
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:FreddyBearDropper
Create hunting rule
Author:Dwarozh Hoshiar
Description:Freddy Bear Dropper is dropping a malware through base63 encoded powershell scrip.
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)
Rule name:telebot_framework
Create hunting rule
Author:vietdx.mb

File information

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

Malspam

Formbook

Batch (bat) bat d6e65a981bbaa6dbce36e07c076654da474542b180c06f2fa0d41a76c093fb1e

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/65575/

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