MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5b5dcd2dd420cb6a9ef69b94fb8340145ca859897285ef38d87b38b1757af463. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5b5dcd2dd420cb6a9ef69b94fb8340145ca859897285ef38d87b38b1757af463
SHA3-384 hash: 3c0d35045ebb096634f3ac71cb0ffb7e3dae59b983bae8950887511bbd65742b210ce9b5d1db04cb085ac85edabc3520
SHA1 hash: 6a6a3289d62b9f4db8977f073a9b8940727e1dcf
MD5 hash: 640a157fc1ba59a01066157cd6ff667b
humanhash: princess-football-alpha-potato
File name:Invoice.exe
Download: download sample
Signature FormBook
Create hunting rule
File size:364'032 bytes
First seen:2020-06-17 05:51:57 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash e92531cccfa734620c395026b39c4ed6 (1 x FormBook, 1 x ArkeiStealer, 1 x Stop)
ssdeep 6144:LU8pjrLfkoxncf8hHy69pvV5ivO46z+eqEnz4aTTaC9B0:LLpjrzk1w9p9Am/z/zvTy
Threatray 5'101 similar samples on MalwareBazaar
TLSH 6874CF0577F08833D5A2073308708AA5667AFFBE56B1890B3644FACE1D742C1EA7675E
Reporter abuse_ch
Tags:exe FormBook


Avatar
abuse_ch
Malspam distributing FormBook:

HELO: mr.ernestoalva.mx
Sending IP: 193.143.1.78
From: helpens@mr.ernestoalva.mx
Subject: Payment Sent T/T Receipt Attached.
Attachment: Invoice.zip (contains "Invoice.exe")

Intelligence

File Origin
# of uploads :
1
# of downloads :
73
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/19079/
Detection(s):
PUA.Win.Downloader.Aiis-6803892-0
Create hunting rule

Gathering data
Threat name:
Win32.Trojan.FormBook
Create hunting rule
Status:
Malicious
First seen:
2020-06-17 03:53:03 UTC
AV detection:
27 of 29 (93.10%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=lno42louedfwvhxwtokpxa2acrokqwmjokc66ogypm4lc5l26rrq._file
Verdict:
malicious
Label(s):
netwirerc
Create hunting rule
trickbot
Create hunting rule
emotet
Create hunting rule
Similar samples:
06e0e3da562a627b84f328a76d70b62326e2b5a82fd28bf943b6d3dfd1f26cb7
FormBook
0a06767c6ec2249902ef118e04b2044b9784b544b81a7f5e253ae373fd706ceb
FormBook
2edc612812919760be42de00fde052d6808281cd5009fb6050b21b67cc6db93f
FormBook
3f86f49f3c2e3583c70385971bdba545c85d8f2d66f8923bf446dde88be3afc0
FormBook
498fbde70a7375ef095b51ad4ad72798d26a2d28dd82e155e9afc31e95773bea
FormBook
6f827b68129d30609057c2e6b36be05649fce91d6bc8ee3d3566ca5c6aba562b
FormBook
846da150185354155686d4f5d45ed5d0791cb8a97769e73e38a33c4d43c75db3
FormBook
9d545cae8b73e11800aaf794b2919bb8972511e4e217eaf1a51c3f38c17bb412
FormBook
b49e31db6107c37ac7f40732102d9b574f9bdcafbc227d22122a527e5142e9e4
FormBook
c256666562b73aee6208fa0bacff25b832c0ec16fe7e7081a7c7ff3ef2016c83
FormBook
+ 5'091 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  7/10
Tags:
evasion trojan
Link:
https://tria.ge/reports/200624-xx8kndy7rn/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: MapViewOfSection
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Suspicious use of FindShellTrayWindow
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

zip 475153d57ec406df52cd65b34eddf5c9e64e133a4526c10b285c000ba8d036cf

FormBook

Executable exe 5b5dcd2dd420cb6a9ef69b94fb8340145ca859897285ef38d87b38b1757af463

(this sample)

  
Dropped by
MD5 ba68d34f01631c14e5741d6bbf28f3fa
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 475153d57ec406df52cd65b34eddf5c9e64e133a4526c10b285c000ba8d036cf
Cape
Cape
https://www.capesandbox.com/analysis/19079/

Comments