MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6077a4c8886409d4677bcd79474063a7d01e120ba2d906d729f3950bdc58771a. 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: 7


Intelligence 7 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6077a4c8886409d4677bcd79474063a7d01e120ba2d906d729f3950bdc58771a
SHA3-384 hash: 765879f0594bdc8668e4c4c69c69fa43867ff01b930773c53a0c3213686d35c156558cd954cc4e755a71de2099d25a74
SHA1 hash: 294fdf06192d0940b45924ab328f4fbc999d9b97
MD5 hash: f4c9c26d0664a7003abda06574a792b6
humanhash: florida-johnny-louisiana-pasta
File name:FormBook
Download: download sample
Signature Formbook
Create hunting rule
File size:545'280 bytes
First seen:2020-06-25 13:32:17 UTC
Last seen:2020-06-25 14:52:38 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep 12288:AJrjm8oOHw6xjFCyd65GbtwEqXq7pDOH:Axy1OQ2zqZKO
Threatray 5'252 similar samples on MalwareBazaar
TLSH 14C4AF33A991A434C16502B6507F5AC547352E223203DB1F77ABF31C5EA269FBB5232E
Reporter JAMESWT_WT
Tags:FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
89
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/14343/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.349.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Trojan.PackedNET.349.1778.13544.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% directory
Creating a process from a recently created file
Creating a file
Launching the default Windows debugger (dwwin.exe)
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/6077a4c8886409d4677bcd79474063a7d01e120ba2d906d729f3950bdc58771a/
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-06-25 13:30:58 UTC
File Type:
PE (.Net Exe)
Extracted files:
23
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=mb32jseimqe5iz33zv4uoqddu7ib4eqlulmqnvzj6okqxxcyo4na._file
Verdict:
malicious
Similar samples:
2bd1995c8c2b3f35906807ce4697151cf801af339579cd7b86e467df6474dafa
Formbook
30bbf2043054b92e495bbd55f67e43b8eafce430bf31d8aaa4899385e503cdbe
Formbook
474cad642b1cf88f8d7f922cbfd9b8a00d7fc0eb40cafc0877007ee2884f105f
Formbook
59fa3f8a4d6fa20d8bc1c51fe3049902e67d6f779af3005dd5ad8b462b060150
Formbook
63b52bedfe18fe9a059dafcf21ed7d2bd58b00e8b4078c98e165c36e3d347b60
Formbook
6f827b68129d30609057c2e6b36be05649fce91d6bc8ee3d3566ca5c6aba562b
Formbook
9b2c6f08cd9a4e3b144422de4d540290542ce50239f2c85697a036a461b25264
Formbook
d3664113994262962936ebe74d0355986970def0cd0bcdcf088fe102047df9ba
Formbook
e13acda03eb4829793beb5c0664d5752663b7ef5ae72b63724e7eaf189a9fec4
Formbook
e6d371badc121f232f4305f3a50f0a136d1b7edbc3337414ca692c26ae41986c
Formbook
+ 5'242 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  8/10
Tags:
persistence spyware
Link:
https://tria.ge/reports/200625-e8bd771yax/
Behaviour
Suspicious use of SendNotifyMessage
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of FindShellTrayWindow
System policy modification
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Drops file in Program Files directory
Suspicious use of SetThreadContext
Reads user/profile data of web browsers
Loads dropped DLL
Adds Run entry to policy start application
Executes dropped EXE
Please note that we are no longer able to provide a coverage score for Virus Total.

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:Formbook
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Formbook in memory
Reference:internal research
Rule name:win_formbook_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator

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/14343/

Comments