MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c62ef08103c30d5d2d18fbc2eff820985af40aa377828ef72c3ecad495103511. 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 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c62ef08103c30d5d2d18fbc2eff820985af40aa377828ef72c3ecad495103511
SHA3-384 hash: 4fd85e8166adf65ea1041605eafddc6201acbe4bd0c5a3bf5c94a091cf27161c153a2d992d3b763c58ae02b574f5cc52
SHA1 hash: 4a9065100aee88d00f3a3801fa0cad6fd839033f
MD5 hash: 1dd3b84ca099a91b88bce684577e7b78
humanhash: arkansas-oklahoma-minnesota-pasta
File name:NEW PRODUCT RFQ SPECIFICATION.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:549'376 bytes
First seen:2020-08-18 09:22:03 UTC
Last seen:2020-08-19 00:13:37 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'454 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 6144:o2wunldSL9/jlaD8jz2d2qq/W/jAOPWy2iANGhYIDK3ZdAU8WY4E5:o2ruLxjlaqtqq/W/j7PWD8+1rAU8
Threatray 2'273 similar samples on MalwareBazaar
TLSH 8EC44B3134824479CB3601B110389AD2B6297B6D3B97CA7E73DF13385E00A5B7B66A5F
Reporter cocaman
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
4
# of downloads :
68
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/47628/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% subdirectories
Sending a UDP request
Creating a file
Creating a process from a recently created file
Launching a process
Launching cmd.exe command interpreter
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Forced shutdown of a system process
Unauthorized injection to a system process
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/c62ef08103c30d5d2d18fbc2eff820985af40aa377828ef72c3ecad495103511/
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-08-18 09:23:06 UTC
File Type:
PE (.Net Exe)
Extracted files:
5
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=yyxpbaidymgv2liy7pbo76batbnpicvdo6bi55zmh3fnjfiqguiq._file
Verdict:
malicious
Similar samples:
0e7ba6c8acc0e3de5a31e050eb287daba683c992e12c4715730ef3ccf3bbf575
Formbook
226d6cd50322ceae809181841a430f14ec5499f4fdad7f51e622c772c80d7351
Formbook
2811e1f4aa210ac5b0a651add7c3b3a999d70203c06dad333cbe4b8a3b64d608
Formbook
30bf20d0b592d380864b7ad863e8189d9375ff925d75131221bfdb33a3645199
Formbook
3df6c5354d1899b7249078b6aec00872710092c2328c0a3e20c79409f42adad4
Formbook
7c73899c0587f768cfbb871b9305c7b47e85b39c330c5f82fd79345ee914d3d6
Formbook
8067539c7f15318bf8e93b32e339c7236e3b242e8d56637f2c64f6d01c83b3c9
Formbook
9295ce88660ed117b7cfff0886232a51dc6492bf6100738957bf93fabdb74bb8
Formbook
b3289e282e7c031fde98778bac0057bad5d933c85da0b43d95f177c6333fc3c2
Formbook
bf860192609c621a3b073d826266676c8d942db2a9c6e375a9e386c500b55c7f
Formbook
+ 2'263 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
agilenet rat trojan spyware stealer family:formbook
Link:
https://tria.ge/reports/200818-x741bd1pyn/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Loads dropped DLL
Obfuscated with Agile.Net obfuscator
Executes dropped EXE
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.funpexw.com/wba/
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.

Malspam

Formbook

z b7a5278c1824f2acfa9266a4fb5db86a91a32b101433f8435a4596da5a497d0b

Formbook

Executable exe c62ef08103c30d5d2d18fbc2eff820985af40aa377828ef72c3ecad495103511

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 b7a5278c1824f2acfa9266a4fb5db86a91a32b101433f8435a4596da5a497d0b
Cape
Cape
https://www.capesandbox.com/analysis/47628/

Comments