MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3343ba4097fe8b6b91af0ca46abb0baf6052acf1806571432cc7e9e0ba59fa2a. 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: 15


Intelligence 15 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3343ba4097fe8b6b91af0ca46abb0baf6052acf1806571432cc7e9e0ba59fa2a
SHA3-384 hash: e73b7c3c805e35a1a4880025de61ca620e7a88428ba91b7abb12535110e7318d666ae01f687c6658cc2532319fb2a3f0
SHA1 hash: 50fbaeb36e98338dc500e252855abf0152bb6bbf
MD5 hash: 515bf958f062fec724fbe6bdadf39485
humanhash: alaska-twenty-red-speaker
File name:3343ba4097fe8b6b91af0ca46abb0baf6052acf1806571432cc7e9e0ba59fa2a
Download: download sample
Signature Formbook
Create hunting rule
File size:185'856 bytes
First seen:2023-03-20 07:24:43 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
ssdeep 3072:F3k9Eu2PDPlFm3TiZHhJmoapMZRrr9d+/eqeibwnFUMGBY8:MkQTeHlaGZRX9K4XeY8
Threatray 2'322 similar samples on MalwareBazaar
TLSH T18904BF32D602C071F2B211B5F67D1B7B493D0E343295A4EAA7A225E06EF09E5B53931F
Reporter adrian__luca
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
204
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
3343ba4097fe8b6b91af0ca46abb0baf6052acf1806571432cc7e9e0ba59fa2a
Verdict:
No threats detected
Analysis date:
2023-03-20 07:40:24 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/0fc11293-b961-483d-9be3-405c95ca54f0

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/375773/
Detection(s):
SecuriteInfo.com.Trojan.PWS.Banker1.29984.UNOFFICIAL
Create hunting rule

Win.Malware.Formbook-7399661-0
Create hunting rule

Win.Malware.Formbook-9951997-0
Create hunting rule

Win.Malware.Formbook-9964980-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
formbook packed
Link:
https://www.filescan.io/uploads/64180a52109d4db51669dad9/reports/2f2ecc75-1a9f-4974-9c3a-88ef2637f27b/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/3343ba4097fe8b6b91af0ca46abb0baf6052acf1806571432cc7e9e0ba59fa2a
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/8dc57a5a-0fbe-445b-99dd-274772ad1f71
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1197424
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Modifies the context of a thread in another process (thread injection)
Modifies the prolog of user mode functions (user mode inline hooks)
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Snort IDS alert for network traffic
System process connects to network (likely due to code injection or exploit)
Tries to detect virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/3343ba4097fe8b6b91af0ca46abb0baf6052acf1806571432cc7e9e0ba59fa2a/
Threat name:
Win32.Trojan.FormBook
Create hunting rule
Status:
Malicious
First seen:
2023-03-20 07:25:07 UTC
File Type:
PE (Exe)
AV detection:
23 of 24 (95.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=gnb3uqex72fwxenpbssgvoylv5qfflhrqbsxcqzmy7u6bosz7iva._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
3a5a2cf364aca0c9dcf7b760be3c8e9cff4f5ee3b3d1571a94d5f149e81a37d1
Formbook
3d269d34d687979b0d73960f880ef5eaf5cd4bf4b90129ce5d6c0c5f8ec58995
Formbook
520332210fa79a3628b8a514f18ba872117489cb013809161629d1443d8ae800
Formbook
5dc52da7b97835654bab2a3a39e93d412a50608bfd7dfccb87ff716c9aba6a37
Formbook
8510156c681956fa592f4e2f346a7cd02ce7a00a31264dc2106e6e0b5a4b267b
Formbook
8848260baf85d9da96dcabdb756b5ac0fd6449361ad497d6e68a81cfe8565aad
Formbook
92f0746ddd0eeb0811fa39cf23258b669f3e9b422edc48057971ec94002fa9cb
Formbook
af2338dccdb59d40b3e6fbde008f3fad793ae9910fc3f2210bf6e9a311bd8044
Formbook
b56c865c1aff92c4024b9f6172d349bf2355025a1d8baa74f8d33e930e86c2cf
Formbook
f14965866d8a9a8c9a12cb2bef6c0cf53e72cbf7f8f61477b42f7aa4f9b417be
Formbook
+ 2'312 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:ar73 rat
Link:
https://tria.ge/reports/230320-h8ypjacc56/
Behaviour
Suspicious behavior: EnumeratesProcesses
Unpacked files
SH256 hash:
3343ba4097fe8b6b91af0ca46abb0baf6052acf1806571432cc7e9e0ba59fa2a
MD5 hash:
515bf958f062fec724fbe6bdadf39485
SHA1 hash:
50fbaeb36e98338dc500e252855abf0152bb6bbf
Detections:
FormBook
Create hunting rule
win_formbook_w0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/68633b78-fc4a-4ac8-ab14-c2e24c25e777/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/3343ba4097fe/report/overview.html
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:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
Rule name:meth_stackstrings
Create hunting rule
Author:Willi Ballenthin
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_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

Executable exe 3343ba4097fe8b6b91af0ca46abb0baf6052acf1806571432cc7e9e0ba59fa2a

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/375773/

Comments