MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c2221b7f65afde44bb459fec37286e4ad1f032d30be34d04527497c4b6acfdbd. 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: c2221b7f65afde44bb459fec37286e4ad1f032d30be34d04527497c4b6acfdbd
SHA3-384 hash: b69faae5bc9bc06348909e882fe54570798d6bb8a27f41b8fc960340b5da26da0df4dd439e0de31fddd9117600e7fe5e
SHA1 hash: 73e5145cef8463d9d1f9ea556cd3cee069370402
MD5 hash: 35890d210ae3539ce3cf24f730d186d5
humanhash: steak-queen-idaho-dakota
File name:Quotation.exe
Download: download sample
Signature FormBook
Create hunting rule
File size:467'456 bytes
First seen:2020-07-07 08:49:35 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 12288:v/UzHB1AeTF1QU+BHtCO+mk29ReybgLyKuCQXXxW5zDvGs:NU+xBTkuRW0Bqvt
Threatray 5'162 similar samples on MalwareBazaar
TLSH 9DA4AD7132A2AEA7DA3A09F480C028814FB55897376DE3F9BCC230D645C5FD09E956B7
Reporter abuse_ch
Tags:exe FormBook


Avatar
abuse_ch
Malspam distributing FormBook:

HELO: slot0.olyatise.com
Sending IP: 45.95.169.159
From: info@olyatise.com
Attachment: Quotation.rar (contains "Quotation.exe")

Intelligence

File Origin
# of uploads :
1
# of downloads :
75
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/22089/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.VFR-1.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Launching a process
Launching cmd.exe command interpreter
Reading critical registry keys
Setting browser functions hooks
Possible injection to a system process
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/c2221b7f65afde44bb459fec37286e4ad1f032d30be34d04527497c4b6acfdbd/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-07-07 08:51:07 UTC
AV detection:
24 of 29 (82.76%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=yirbw73fv7pejo2ft7wdokdojli7amwtbpru2bcsosl4jnvm7w6q._file
Verdict:
malicious
Similar samples:
0abe72d915f50b2a21fc3cafc52152db81bef2a16be4ccde68e64942bf927af1
FormBook
1d1c9ee0b1adaa5a121fd70d332785395ad22538f9cdc7db44414c1604e28919
FormBook
362e9be80f3970af70ae1fd73b15f5224cec9e478b3b6ceac996ef5555eba65e
FormBook
6023812166224ffe7f3ff3efacddccd27c4ae1f09aa2dc9e2f5c8557d6bb4382
FormBook
6f95416c1006a499c7012c6cde49a27f83223c665cf9b28764030afeb04bf697
FormBook
9b2c6f08cd9a4e3b144422de4d540290542ce50239f2c85697a036a461b25264
FormBook
ad36c93aff3c5ad262be5608200b1d583624dd29cfb2a78fd4dfab034282bde6
FormBook
b042e4bdfe19df2aa474fd5e2294aecc9a07d447c96466db7a7e20316d885634
FormBook
b57c9384280389b262d09cb4fa5b5465aadd4aaba2afb6d48c5d6e7c3f8d923e
FormBook
b5ee70ba14a2bcb9936bd64d99ce7b51785ba328b16a0be49d47c10cba17980c
FormBook
+ 5'152 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
trojan spyware stealer family:formbook persistence
Link:
https://tria.ge/reports/200707-3mzxb3la5a/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
System policy modification
Modifies Internet Explorer settings
Suspicious use of AdjustPrivilegeToken
Drops file in Program Files directory
Suspicious use of SetThreadContext
Suspicious use of SetThreadContext
Checks whether UAC is enabled
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 5a9baaf81226b729c1b5d5fcf48d3abdf586e9f11adea4a8ced633f59f31a03c

FormBook

Executable exe c2221b7f65afde44bb459fec37286e4ad1f032d30be34d04527497c4b6acfdbd

(this sample)

  
Dropped by
MD5 64613ffe1500bd89504bcbadf7b0d706
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/22089/
  
Dropped by
SHA256 5a9baaf81226b729c1b5d5fcf48d3abdf586e9f11adea4a8ced633f59f31a03c

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