MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fbb64fdcbdbf49f5563045ace82690efb50d794931f8407c414384ab7d29fe5b. 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: 5


Intelligence 5 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: fbb64fdcbdbf49f5563045ace82690efb50d794931f8407c414384ab7d29fe5b
SHA3-384 hash: 100ffccc69efe625c2b98a412df76f6d70cb87672e28c48283ff5cae23b938bb6d186d3dc27a2e95a30ac4074c4011dc
SHA1 hash: aeb4fb0566016539f8f57f4c04aca2da6abb71cf
MD5 hash: 646c1836a8cd43bd2ac02a6c0aa80ce9
humanhash: hydrogen-emma-louisiana-tennis
File name:646c1836a8cd43bd2ac02a6c0aa80ce9.exe
Download: download sample
Signature FormBook
Create hunting rule
File size:509'952 bytes
First seen:2020-05-13 11:20:59 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 6144:6eUsLitu63e53HmJJL7XJAnY7hFhYScCppFkMFoAMUKDRAMB:6el63eJOJHX+nOhDYynFoAMF
Threatray 2'723 similar samples on MalwareBazaar
TLSH 28B4CE316642C038C1A4C572F4BE1EC35A3E1E5232D19ADF776E43589F9364EA73AA0D
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
102
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Win.Malware.Formbook-7399661-0
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-13 11:37:23 UTC
File Type:
PE (.Net Exe)
Extracted files:
3
AV detection:
28 of 31 (90.32%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=7o3e7xf5x5e7kvrqiwwoqjuq562q26kjgh4ea7cbiockw7jj7znq._file
Verdict:
malicious
Similar samples:
2548272de2d930f99b953bf466d49d5f850f4f9105ff420937edfa9ae70aff7d
FormBook
262c1d496f71838d2fc7b82f7d0fd1544bfb9316f33bab04df69b473db2cefde
FormBook
4923037fb58a4491f08c85e0cf38a74d92dd36860932814170dc942a031bad2f
FormBook
557fc548c91a029ed6f24456c57ac7c458fa53d2f042854297a167bdde569aff
FormBook
916237116e09e4233846389b7410a8ccc7e7ef96c0ed97c3fdb19a08499504af
FormBook
b8ee3458736fa73672b43a4c55e136bafc48b215dcb89dac28b5865ab59fc99c
FormBook
b9c1be5f81b9261b1bb68fb0f667a57721bd04b750427a9382844c42d18dba6e
FormBook
c0e1210ec3e11a5d71cdbf2edfb199539f891a1bdb27ccd97eaf0fb70891c615
FormBook
d13d1c39956ee9f7123416a5b52f9f631aaeca544d1af3fb48b446485c59d377
FormBook
ed3318102d772c4dcecfb1e10f37cfd3fdcbaff1d340ba9c2bc5dcfe6383f339
FormBook
+ 2'713 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook agilenet rat spyware stealer trojan persistence
Link:
https://tria.ge/reports/201109-vsn5mprtxx/
Behaviour
Gathers network information
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Modifies Internet Explorer settings
Drops file in Program Files directory
Suspicious use of SetThreadContext
Adds Run key to start application
Obfuscated with Agile.Net obfuscator
Reads user/profile data of web browsers
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.mansiobok2.info/mnf3/
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

File information

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

Web download

FormBook

Executable exe fbb64fdcbdbf49f5563045ace82690efb50d794931f8407c414384ab7d29fe5b

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/358705/
  
Delivery method
Distributed via web download

Comments