MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6e39831edf0c22ef2b7dade2d04ccbeaf0070fbffed1c271a79c1f861044f309. 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 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6e39831edf0c22ef2b7dade2d04ccbeaf0070fbffed1c271a79c1f861044f309
SHA3-384 hash: 045518a100beb401901960e1ccc419698150808736b06c8bfed022ccf5597f26715040a1a1c98ee24112c70a2e741b46
SHA1 hash: 23469dec39521c36e261e3b4e6d6054b0803ea49
MD5 hash: 352dd72b8f948acb72635c903218401e
humanhash: steak-one-tennessee-aspen
File name:6e39831edf0c22ef2b7dade2d04ccbeaf0070fbffed1c271a79c1f861044f309
Download: download sample
Signature Formbook
Create hunting rule
File size:1'209'856 bytes
First seen:2025-08-12 14:41:20 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 3d95adbf13bbe79dc24dccb401c12091 (881 x AgentTesla, 737 x FormBook, 236 x SnakeKeylogger)
ssdeep 24576:Ytb20pkaCqT5TBWgNQ7aZ6BublrHtmq6A:hVg5tQ7aZ6kZ75
TLSH T1B545C01363DEC361C7B25273BA25B701AEBF782506A5F46B2FD4093DE920162521EB73
TrID 40.3% (.EXE) Win64 Executable (generic) (10522/11/4)
19.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
17.2% (.EXE) Win32 Executable (generic) (4504/4/1)
7.7% (.EXE) OS/2 Executable (generic) (2029/13)
7.6% (.EXE) Generic Win/DOS Executable (2002/3)
Magika pebin
dhash icon aae2f3e38383b629 (2'034 x Formbook, 1'183 x CredentialFlusher, 666 x AgentTesla)
Reporter adrian__luca
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
34
Origin country :
HU HU
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
6e39831edf0c22ef2b7dade2d04ccbeaf0070fbffed1c271a79c1f861044f309
Verdict:
No threats detected
Analysis date:
2025-08-12 21:55:27 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/74e8aec7-ccec-4d6c-bcb1-106cb1426bdf

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/20766/
Detection(s):
SecuriteInfo.com.PSW.Agent.BORA.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=689b563cfca70bd90e8f17e6
Tags:
autoit emotet
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% directory
Launching a process
Sending a custom TCP request
Сreating synchronization primitives
Unauthorized injection to a system process
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/6e39831edf0c22ef2b7dade2d04ccbeaf0070fbffed1c271a79c1f861044f309
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/172bd794-4e97-4f5f-b9a7-f1dfe7cd0581
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/6e39831edf0c22ef2b7dade2d04ccbeaf0070fbffed1c271a79c1f861044f309
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/6e39831edf0c22ef2b7dade2d04ccbeaf0070fbffed1c271a79c1f861044f309/
Threat name:
Win32.Trojan.Kepavll
Create hunting rule
Status:
Malicious
First seen:
2025-07-29 01:29:54 UTC
File Type:
PE (Exe)
Extracted files:
24
AV detection:
26 of 38 (68.42%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ny4yghw7bqro6k35vxrnatgl5lyaod5773i4e4nhtqpymece6meq._file
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook discovery rat spyware stealer trojan
Link:
https://tria.ge/reports/250812-ty3fhsszax/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Formbook payload
Formbook
Formbook family
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/f6145461-09a0-4e5c-aeb1-d24c594117e9
Unpacked files
SH256 hash:
6e39831edf0c22ef2b7dade2d04ccbeaf0070fbffed1c271a79c1f861044f309
MD5 hash:
352dd72b8f948acb72635c903218401e
SHA1 hash:
23469dec39521c36e261e3b4e6d6054b0803ea49
Link:
https://www.unpac.me/results/382bca8e-9167-4ccf-b6f7-f8fc90a218af/
SH256 hash:
397d955c1756681a9878d8791669ab20f7c0c13379e67e67f5a6c5ab236c7713
MD5 hash:
42e576e893259fedec463bd7fe5a4c5b
SHA1 hash:
334606316c531f274bd5a14baa0e7a2d367b8cf0
Link:
https://www.unpac.me/results/382bca8e-9167-4ccf-b6f7-f8fc90a218af/
SH256 hash:
9d1f17f2ffddaca32e760b9777af84d4159149773c5022738951eeb0a8bfb7e1
MD5 hash:
0d226c5d291db2e71268ac259b61e881
SHA1 hash:
a51021ccfd9f647751d05d9277c725a61516b1df
Detections:
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/382bca8e-9167-4ccf-b6f7-f8fc90a218af/
Parent samples :
da52e72c5a1bd9a54958c4f14e9b51074bae5749ad5e5223bfea581e325f2e94
ef378ff70bc5bfa50c982ffa90b4d2a814f9e0714aa570279b8728a33c966b83
1ac3ac35e5e9edf0989bafdd06f43906591c4e29f0a8d6950fece28110bfaa7e
d66989cba3e79d4803a48476a9d627e88cbc7f66353402388db5f7597e0caf2c
a71cf17866f9d691fdd163b4f2608f2352c1adf20e6d10e8fc3555fd37cd43a6
6e39831edf0c22ef2b7dade2d04ccbeaf0070fbffed1c271a79c1f861044f309
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/6e39831edf0c/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/6e39831edf0c22ef2b7dade2d04ccbeaf0070fbffed1c271a79c1f861044f309

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:AutoIT_Compiled
Create hunting rule
Author:@bartblaze
Description:Identifies compiled AutoIT script (as EXE). This rule by itself does NOT necessarily mean the detected file is malicious.
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:pe_no_import_table
Create hunting rule
Description:Detect pe file that no import table
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
Rule name:YahLover
Create hunting rule
Author:Kevin Falcoz
Description:YahLover

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/20766/

Comments