MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 834491fb6d33923234fe32309251a1b404ddf97c25343eb796e3ec3bda0ad287. 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 9 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 834491fb6d33923234fe32309251a1b404ddf97c25343eb796e3ec3bda0ad287
SHA3-384 hash: 4b629d7e619533c2b5fe5808ed20cbc62b2e39091a8e51673b35abfd751fd483e9fc6d46a29bacce67d546b85942cece
SHA1 hash: b3bbeed94292f34d0bb790bd27dce681403a079f
MD5 hash: a890bf401b274310234851fb30d428ec
humanhash: georgia-california-shade-coffee
File name:new inquiry.r23
Download: download sample
Signature Formbook
Create hunting rule
File size:682'617 bytes
First seen:2023-03-15 07:42:33 UTC
Last seen:Never
File type: zip
MIME type:application/zip
ssdeep 12288:bRMjtUxMKqm+w+6urp1EJJyCgsWjrmBulO1unX0TucSbMoifDJRl3JdKgaZ2x7ZK:yjtUNqjPridgsW3mMOwXGiAo0DdK12lE
TLSH T13DE4238C13E1969DDDAEAADB51856549A35CCB2D03763C07433ECA7E90012AB056F3FD
TrID 80.0% (.ZIP) ZIP compressed archive (4000/1)
20.0% (.PG/BIN) PrintFox/Pagefox bitmap (640x800) (1000/1)
Reporter cocaman
Tags:FormBook r23 zip


Avatar
cocaman
Malicious email (T1566.001)
From: "Sales <cath@naturetrailnepal.com>" (likely spoofed)
Received: "from iicboluu.naturetrailnepal.com (unknown [88.209.254.30]) "
Date: "14 Mar 2023 22:55:19 +0100"
Subject: "inquiry"
Attachment: "new inquiry.r23"

Intelligence

File Origin
# of uploads :
1
# of downloads :
111
Origin country :
n/a
File Archive Information

This file archive contains 1 file(s), sorted by their relevance:

File name:new inquiry.com
File size:848'384 bytes
SHA256 hash: 15ffd2a82eb0ab30377a49dd2898af3a28f9787f6f39257a63b1fe93ecf36ff4
MD5 hash: c8743ff98fa35bb5b452a21ce51339fc
MIME type:application/x-dosexec
Signature Formbook
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Variant.MSILHeracles.59836.12952.19752.UNOFFICIAL
Create hunting rule

Result
Verdict:
Unknown
File Type:
ZIP File
Link:
https://app.docguard.net/834491fb6d33923234fe32309251a1b404ddf97c25343eb796e3ec3bda0ad287/results/dashboard
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
barys comodo lokibot mokes packed
Link:
https://www.filescan.io/uploads/64117709949a950538ed3e08/reports/29f65250-2ceb-4d8e-aec5-66b3cfab1ec0/overview
Verdict:
Malicious
Link:
https://www.hybrid-analysis.com/sample/834491fb6d33923234fe32309251a1b404ddf97c25343eb796e3ec3bda0ad287
Result
Verdict:
MALICIOUS
Link:
https://labs.inquest.net/dfi/sha256/834491fb6d33923234fe32309251a1b404ddf97c25343eb796e3ec3bda0ad287
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/834491fb6d33923234fe32309251a1b404ddf97c25343eb796e3ec3bda0ad287/
Threat name:
ByteCode-MSIL.Trojan.Heracles
Create hunting rule
Status:
Malicious
First seen:
2023-03-14 23:13:17 UTC
File Type:
Binary (Archive)
Extracted files:
16
AV detection:
13 of 39 (33.33%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=qncjd63ngojdenh6giyjeunbwqcn36l4eu2d5n4w4pwdxwqk2kdq._file
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:eu69 rat spyware stealer trojan
Link:
https://tria.ge/reports/230315-kybs5acd63/
Behaviour
Gathers network information
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Deletes itself
Formbook payload
Formbook
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Formbook
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/834491fb6d33923234fe32309251a1b404ddf97c25343eb796e3ec3bda0ad287

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:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
Rule name:meth_stackstrings
Create hunting rule
Author:Willi Ballenthin
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:Windows_Trojan_Formbook
Create hunting rule
Author:@malgamy12
Rule name:Windows_Trojan_Formbook_1112e116
Create hunting rule
Author:Elastic Security
Rule name:win_formbook_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.formbook.
Rule name:win_formbook_g0
Create hunting rule
Author:Slavo Greminger, SWITCH-CERT
Rule name:win_formbook_w0
Create hunting rule
Author:@malgamy12

File information

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

Malspam

Formbook

zip 834491fb6d33923234fe32309251a1b404ddf97c25343eb796e3ec3bda0ad287

(this sample)

Formbook

Executable exe 15ffd2a82eb0ab30377a49dd2898af3a28f9787f6f39257a63b1fe93ecf36ff4

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 15ffd2a82eb0ab30377a49dd2898af3a28f9787f6f39257a63b1fe93ecf36ff4
  
Dropping
Formbook
  
Dropping
MD5 c8743ff98fa35bb5b452a21ce51339fc

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