MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0a0ac8e138fdddc9e18357375ff41da88e340ac4dfc225d2d60976607dac8d8c. 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: 8


Intelligence 8 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 0a0ac8e138fdddc9e18357375ff41da88e340ac4dfc225d2d60976607dac8d8c
SHA3-384 hash: b87e73d2c51278e0cdb8c704c68924732c4e6bb1a70427696d9c8eaaf48c8457cb62253f46d6b629faa46526e1a18536
SHA1 hash: 0d486d407d650aea66d87d61af363da24c2c5dfe
MD5 hash: b20f108e61c409deeb691fbab3120a42
humanhash: wisconsin-burger-north-bluebird
File name:RFQ_EDM202011.exe
Download: download sample
Signature FormBook
Create hunting rule
File size:536'576 bytes
First seen:2020-07-09 08:41:37 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 6144:VW913wufstR4vaOTpTmDulCmhL9J0l68iGjkZfFYQCn3I/S5QEeWbW8l7qbY7:g13NOEacTaulCSRO6BfH2sRbMqbI
Threatray 5'479 similar samples on MalwareBazaar
TLSH 51B4D0F5F39158B7E9F551FDA0729C220FA7AC3F98A1D19C5C8D30A52DF2B8210A2857
Reporter abuse_ch
Tags:exe FormBook


Avatar
abuse_ch
Malspam distributing FormBook:

HELO: dlveltex.co
Sending IP: 111.90.145.49
From: Mark <dlveltex.co@dlveltex.co>
Subject: copy of quotation for your reference.
Attachment: RFQ_EDM202011.rar (contains "RFQ_EDM202011.exe")

Intelligence

File Origin
# of uploads :
1
# of downloads :
82
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/23611/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.VFR-1.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
Unauthorized injection to a recently created process
Launching cmd.exe command interpreter
Reading critical registry keys
Possible injection to a system process
Stealing user critical data
Enabling autorun with Startup directory
Unauthorized injection to a system process
Deleting of the original file
Unauthorized injection to a browser process
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/0a0ac8e138fdddc9e18357375ff41da88e340ac4dfc225d2d60976607dac8d8c/
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-07-09 04:10:04 UTC
AV detection:
22 of 29 (75.86%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=bifmryjy7xo4tymdk43v75a5vchdicwe37bcluwwbf3ga7nmrwga._file
Verdict:
malicious
Similar samples:
3a623059d68483ec267fb4852e1209eb93c3f351ba976cc1ef92da7070c33c64
FormBook
474cad642b1cf88f8d7f922cbfd9b8a00d7fc0eb40cafc0877007ee2884f105f
FormBook
4e0e1ee117544cc9cb6784d36db3d349624ef1c888267b1e266a03ddb17d33a1
FormBook
783c6835be34af1803983890ec14e1edb2ac7cef4442dff43cddb719d97236b2
FormBook
9b2c6f08cd9a4e3b144422de4d540290542ce50239f2c85697a036a461b25264
FormBook
b042e4bdfe19df2aa474fd5e2294aecc9a07d447c96466db7a7e20316d885634
FormBook
d3664113994262962936ebe74d0355986970def0cd0bcdcf088fe102047df9ba
FormBook
e13acda03eb4829793beb5c0664d5752663b7ef5ae72b63724e7eaf189a9fec4
FormBook
e6d371badc121f232f4305f3a50f0a136d1b7edbc3337414ca692c26ae41986c
FormBook
efaa9091d5aa1f64ae3b3c1258e90d5bb346e25e75ae3c4530ea9346380e2158
FormBook
+ 5'469 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
spyware trojan stealer family:formbook persistence
Link:
https://tria.ge/reports/200709-ywltfndp1j/
Behaviour
Modifies Internet Explorer settings
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: MapViewOfSection
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Modifies Internet Explorer settings
Creates scheduled task(s)
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
System policy modification
Drops file in Program Files directory
Drops file in Program Files directory
Suspicious use of SetThreadContext
Suspicious use of SetThreadContext
Adds Run entry to start application
Reads user/profile data of web browsers
Deletes itself
Reads user/profile data of web browsers
Adds Run entry to policy start application
Formbook
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
Rule name:win_formbook_g0
Create hunting rule
Author:Slavo Greminger, SWITCH-CERT

File information

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

Malspam

FormBook

rar 57fcae111e84f296b2253ba7dc1b3e50f71022ab50e89845fcbb28e63d92be85

FormBook

Executable exe 0a0ac8e138fdddc9e18357375ff41da88e340ac4dfc225d2d60976607dac8d8c

(this sample)

  
Dropped by
MD5 6d3dacc067628c9686ff6da8e00df27d
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/23611/
  
Dropped by
SHA256 57fcae111e84f296b2253ba7dc1b3e50f71022ab50e89845fcbb28e63d92be85

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