MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8f684309eb4b620c8b81b30aa2d1b8f09d3f8e3dd69dadfb69f7b6db8e1bb1e3. 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: 8f684309eb4b620c8b81b30aa2d1b8f09d3f8e3dd69dadfb69f7b6db8e1bb1e3
SHA3-384 hash: be7b4405f0af0ee22bf27c45874a6708a2b0dc5a7b607c4510dac084c2cf463c9d3c59043d8cbf5935d216b0052d6919
SHA1 hash: e00876c2a2278aee3aaa73244ade6b239e3d5fff
MD5 hash: 6230f83f0a3f26287897f759daf0f00f
humanhash: india-mexico-aspen-don
File name:copy #24445.exe
Download: download sample
Signature FormBook
Create hunting rule
File size:343'040 bytes
First seen:2020-06-24 07:35:21 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 6144:ZGihdYseMXF9Ns+GiQzbQoA/50JgyqbekuBHe/8vrpsGJw7CXdjJn/FoI8en:8JMX3N/Im/5igyQSBw8VW7CXdjBl
Threatray 5'228 similar samples on MalwareBazaar
TLSH 0E74E007375CAB17C17C1AF964D26F4463BA5AEAB681FACA2CC071D429C37E649213C7
Reporter abuse_ch
Tags:exe FormBook


Avatar
abuse_ch
Malspam distributing FormBook:

HELO: mx.andamiro.com
Sending IP: 49.247.9.203
From: 이진영 <pinkpig72@andamiro.com>
Subject: Re:
Attachment: Copy-andamiro566.iso (contains "copy #24445.exe")

Intelligence

File Origin
# of uploads :
1
# of downloads :
88
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/13563/
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
Creating a file
Launching a process
Launching cmd.exe command interpreter
Setting browser functions hooks
Unauthorized injection to a system process
Unauthorized injection to a browser process
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8f684309eb4b620c8b81b30aa2d1b8f09d3f8e3dd69dadfb69f7b6db8e1bb1e3/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-06-24 07:37:04 UTC
AV detection:
22 of 28 (78.57%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=r5uegcpljnrazc4bwmfkfuny6cot7dr522o2363j663nxdq3whrq._file
Verdict:
malicious
Similar samples:
0098bf2ef8230d9bb30b451868272ffb271fe63a8c248bfc9ce569991c19f279
FormBook
08b47c6d183afb72f383ced4639ba73a03d9b36f06617585b3a3d28b69d1ce9f
FormBook
1423f45cfa5d62d8910075b3cc15855237e0a0bc2e2c18a49b94f0cc8d592602
FormBook
2688c4f64f2d9eeb929cbbe30f99b4b6d592163f509c2845398c638fb2c19a4f
FormBook
783c6835be34af1803983890ec14e1edb2ac7cef4442dff43cddb719d97236b2
FormBook
8606768cb758ba8379659f65220250ebc1c491dabd668e7f98663571419cadf2
FormBook
9daa8e87928b88143b9482b989764524754c86d142027ccaad1fc452f52c1765
FormBook
b9cd83c667b694ec10f884183b138beeb0f986a7d3c50af463535852f2fa0663
FormBook
e5e0a549727c9af4b170b6181dd1f69f8f5bfd268ef711c27a1687face31f052
FormBook
fd7bda28f57ed8bfdacb013a3ed294e574a39c4eecf7d0a1acf5a8299db69753
FormBook
+ 5'218 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  7/10
Tags:
evasion trojan
Link:
https://tria.ge/reports/200624-zedma36dgx/
Behaviour
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of FindShellTrayWindow
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: MapViewOfSection
Suspicious use of SetThreadContext
Checks whether UAC is enabled
Deletes itself
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

iso 87e11ec7352f195bc1b4d4be2eb58bc8f20e56dab2e77ce7969bdd99ae25eb29

FormBook

Executable exe 8f684309eb4b620c8b81b30aa2d1b8f09d3f8e3dd69dadfb69f7b6db8e1bb1e3

(this sample)

  
Dropped by
MD5 b7cca09820651acd746166ee653a3929
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/13563/
  
Dropped by
SHA256 87e11ec7352f195bc1b4d4be2eb58bc8f20e56dab2e77ce7969bdd99ae25eb29

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