MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b6ef6554bd6505d5f7b65a5e8b12118ee502c0a75fb347986b9f5c285038fc7f. 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: 10


Intelligence 10 IOCs YARA 9 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b6ef6554bd6505d5f7b65a5e8b12118ee502c0a75fb347986b9f5c285038fc7f
SHA3-384 hash: 339be47c62f7eddec09118a2392325b000f5744516ee203f130fce9a00dd7e8adccac37e9b7609c407059f990f93fdfe
SHA1 hash: 815c40d7b844dbd40e779cdcb993ef3ec212962c
MD5 hash: 81f28b8a6cfd6b7caf18019e7030a98a
humanhash: hydrogen-fifteen-princess-johnny
File name:Quotation #10091.zip
Download: download sample
Signature Formbook
Create hunting rule
File size:761'523 bytes
First seen:2024-09-25 07:31:04 UTC
Last seen:Never
File type: zip
MIME type:application/zip
ssdeep 12288:0/gBT51V14eECqni+Oa0A123c0DLFvdjmOddsoYKrdMpnGpuZHTHOG062IgAsoGZ:+gBTS7ntCAl89dNrKKrd49ZzuD62IgAu
TLSH T1A3F4235AA3639EA50D3014F9DBDB8AF2B14E021E4809671CA11E7217963EF3DE7DD360
Magika zip
Reporter cocaman
Tags:FormBook QUOTATION zip


Avatar
cocaman
Malicious email (T1566.001)
From: "JW Chen <qian.zhu@nitto.com>" (likely spoofed)
Received: "from nitto.com (unknown [141.98.10.88]) "
Date: "25 Sep 2024 09:30:08 +0200"
Subject: "RE: Quotation #10091"
Attachment: "Quotation #10091.zip"

Intelligence

File Origin
# of uploads :
1
# of downloads :
558
Origin country :
CH CH
File Archive Information

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

File name:Quotation #10091.exe
File size:776'435 bytes
SHA256 hash: b481fd78d0f715aaf7d7446c33e2bdf500e52e1c0d58ce5f81efae25ff9a8fd2
MD5 hash: d6b81c33449a58e41301d210bc265632
MIME type:application/x-dosexec
Signature Formbook
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Foxhole.Zip_fs2022.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.PSW.Banker6.BTQY.1690.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
92.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66f3ad745346c7b922adeeef
Tags:
Encryption Network Stealth Exploit Trojan Tori
Result
Verdict:
Suspicious
File Type:
PE File
Link:
https://app.docguard.net/b6ef6554bd6505d5f7b65a5e8b12118ee502c0a75fb347986b9f5c285038fc7f/results/dashboard
Behaviour
BlacklistAPI detected
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
autoit lolbin microsoft_visual_cc overlay packed packed packed shell32 upx
Link:
https://www.filescan.io/uploads/66f3bc78e5b9f4e4c3ecbb72/reports/43afd270-e95f-42bb-bd8e-1a0645a00687/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/b6ef6554bd6505d5f7b65a5e8b12118ee502c0a75fb347986b9f5c285038fc7f
Result
Verdict:
MALICIOUS
Link:
https://labs.inquest.net/dfi/sha256/b6ef6554bd6505d5f7b65a5e8b12118ee502c0a75fb347986b9f5c285038fc7f
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Score:
99%
Verdict:
Malware
File Type:
ARCHIVE
Link:
https://malprob.io/report/b6ef6554bd6505d5f7b65a5e8b12118ee502c0a75fb347986b9f5c285038fc7f
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b6ef6554bd6505d5f7b65a5e8b12118ee502c0a75fb347986b9f5c285038fc7f/
Threat name:
Win32.Trojan.Autoitinject
Create hunting rule
Status:
Malicious
First seen:
2024-09-25 07:31:12 UTC
File Type:
Binary (Archive)
Extracted files:
55
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=w3xwkvf5muc5l55wljpiweqrr3sqfqfhl6zupgdlt5ocquby7r7q._file
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:c24t discovery rat spyware stealer trojan upx
Link:
https://tria.ge/reports/240925-jdkpvsshkp/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
AutoIT Executable
Suspicious use of SetThreadContext
UPX packed file
Formbook payload
Formbook
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.94
Link:
https://yomi.yoroi.company/submissions/b6ef6554bd6505d5f7b65a5e8b12118ee502c0a75fb347986b9f5c285038fc7f

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:AutoIT_Script
Create hunting rule
Author:@bartblaze
Description:Identifies AutoIT script. This rule by itself does NOT necessarily mean the detected file is malicious.
Rule name:MAL_Malware_Imphash_Mar23_1
Create hunting rule
Author:Arnim Rupp
Description:Detects malware by known bad imphash or rich_pe_header_hash
Reference:https://yaraify.abuse.ch/statistics/
Rule name:UPXV200V290MarkusOberhumerLaszloMolnarJohnReiser
Create hunting rule
Author:malware-lu
Rule name:UPXv20MarkusLaszloReiser
Create hunting rule
Author:malware-lu
Rule name:upx_largefile
Create hunting rule
Author:k3nr9

File information

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

Malspam

Formbook

zip b6ef6554bd6505d5f7b65a5e8b12118ee502c0a75fb347986b9f5c285038fc7f

(this sample)

Formbook

Executable exe b481fd78d0f715aaf7d7446c33e2bdf500e52e1c0d58ce5f81efae25ff9a8fd2

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 b481fd78d0f715aaf7d7446c33e2bdf500e52e1c0d58ce5f81efae25ff9a8fd2
  
Dropping
Formbook

Comments