MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b8fb24fed506f2b66406af4f29a8a0522564d337d9f374c3936b369e10a69437. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b8fb24fed506f2b66406af4f29a8a0522564d337d9f374c3936b369e10a69437
SHA3-384 hash: 72a50a87224f9765d9cd183d08d1b3abcae86fa362eea6687d3fb95fb6f77ade3458a12e406eb73a3a18c921965928d7
SHA1 hash: 31a1f3dbeed7e359ad0115eb133aa348383a4f5b
MD5 hash: 67c9976e236f532d67bfc92b7ce96d77
humanhash: autumn-washington-east-finch
File name:PO_2020-JANUGHU.exe
Download: download sample
Signature FormBook
Create hunting rule
File size:823'808 bytes
First seen:2020-07-08 06:29:53 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:+n9EuM0DciQvDhKlXwsHZ/WNNx/u0YnQLYu6PhKlXwsHZ/WNNxtJ:u2uVQvDslhtWxYnQX6PslhtW
Threatray 5'639 similar samples on MalwareBazaar
TLSH 0205C031B7A6A607C37E4FB3CA6641109F73A4976A06D2DB6EC821FD4C677081A07B17
Reporter abuse_ch
Tags:exe FormBook


Avatar
abuse_ch
Malspam distributing FormBook:

HELO: truegreen-cn.cam
Sending IP: 111.90.140.74
From: Benita Rodrigo <benita.rodrigo@qualitech-solutions.cam>
Subject: RE: URGENT ORDER AND PACKING INSTRUCTIONS
Attachment: PO_2020-JANUGHU.rar (contains "PO_2020-JANUGHU.exe")

Intelligence

File Origin
# of uploads :
1
# of downloads :
78
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/22834/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.378.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
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/b8fb24fed506f2b66406af4f29a8a0522564d337d9f374c3936b369e10a69437/
Threat name:
ByteCode-MSIL.Trojan.Masslogger
Create hunting rule
Status:
Malicious
First seen:
2020-07-08 06:31:06 UTC
AV detection:
22 of 28 (78.57%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=xd5sj7wva3zlmzagv5hstkfakiswjuzx3hzxjq4tnm3j4efgsq3q._file
Verdict:
malicious
Similar samples:
081858e28f031a112eeb27a1bf1755a669f591b9e46b00f4effe3636ec90ae86
FormBook
17b9dd3669aff525587ad15ad1a5232c766e18791cf4c3fe49cb783f7e75ea2f
FormBook
3a6e59f4903d46cc841f88279a674c8febc87d3e5d69c0b58da1864d1ea1d91c
FormBook
465aa7665bc5764af3c93c4413e745250c6ecbda447428a6f7630e2d5875f0f9
FormBook
48ce0e9cc96cb8d9ebe92bd7c1982e84d48baffdbada44d5949370a58ebae901
FormBook
4ad79d7dfc755f667699bcc18f5bc0c3a64f09d1a969f7ccff0f255505cfc20c
FormBook
5d11c69e8f7367536155879e0bbf5000892be66d64152804054043b922374509
FormBook
a4906242ed8ef857d5fe0dd5b8e3f1f90baa1bdf6f1030ba09af4a2b8892e08b
FormBook
a78ec6d8e8c174ed171a06e504d82e51c581858a66c28529de6f6700611ff024
FormBook
aa7cc20a00c3eeaeeaf4ddf79ea3dd717320050777ce67afe196afc443c0ac60
FormBook
+ 5'629 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  7/10
Tags:
persistence spyware
Link:
https://tria.ge/reports/200708-l1qfaf4m9x/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Creates scheduled task(s)
Suspicious use of WriteProcessMemory
Suspicious behavior: MapViewOfSection
Creates scheduled task(s)
Modifies Internet Explorer settings
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Drops file in Program Files directory
Suspicious use of SetThreadContext
Adds Run entry to start application
Reads user/profile data of web browsers
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 a3cf0988a223843642243614aa17aa0f15ca14a1914ef818fed9b1938da87f57

FormBook

Executable exe b8fb24fed506f2b66406af4f29a8a0522564d337d9f374c3936b369e10a69437

(this sample)

  
Dropped by
MD5 1d9e07fc795f8873886f8b128e8f22f2
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 a3cf0988a223843642243614aa17aa0f15ca14a1914ef818fed9b1938da87f57
Cape
Cape
https://www.capesandbox.com/analysis/22834/

Comments