MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f66f141194893fb87ec32bc4c8b1e5ca704786fc2011db08a7f53ea19d819b3c. 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 1 File information Comments
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SHA256 hash: f66f141194893fb87ec32bc4c8b1e5ca704786fc2011db08a7f53ea19d819b3c
SHA3-384 hash: 1e1fcbd44860a4efa054a0e868825db6c1bb88eece1ced38d75f90b74080698032d97635c5184e8d1ca8fbb269ec54f2
SHA1 hash: 24a8ce4f26c0f2db8dc81487ed3634dd96bc3b1c
MD5 hash: 2197917094bd8215df2119cb2d6be2f8
humanhash: apart-alpha-pip-lamp
File name:soa-jun22.zip
Download: download sample
Signature Formbook
Create hunting rule
File size:608'990 bytes
First seen:2022-06-17 06:41:12 UTC
Last seen:Never
File type: zip
MIME type:application/zip
ssdeep 12288:T0FLdqqYV4EgHzjxR4s2ttgBiovqlq5jabEtzpYy6l4/EiA6eAJPF:T0TqiEgH5iXtK4oSIRQ7y60EiA6eAn
TLSH T1C7D423419374AFD4F6FD0303CA69B77CFDC3ED0F99994B26CB2B206A09245458EA7588
TrID 80.0% (.ZIP) ZIP compressed archive (4000/1)
20.0% (.PG/BIN) PrintFox/Pagefox bitmap (640x800) (1000/1)
Reporter cocaman
Tags:FormBook zip


Avatar
cocaman
Malicious email (T1566.001)
From: "Acc02 <har.cro@arapeytermas.com>" (likely spoofed)
Received: "from irrotoln.arapeytermas.com (irrotoln.arapeytermas.com [193.233.182.92]) "
Date: "16 Jun 2022 04:50:46 -0700"
Subject: "STATEMENT OF ACCOUNT"
Attachment: "soa-jun22.zip"

Intelligence

File Origin
# of uploads :
1
# of downloads :
176
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Win.Trojan.EmbeddedDotNetBinary-9940868-0
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Win.Trojan.EmbeddedReversedDLL-9940922-0
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Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/62ac223b5e256f8f53b8a8b1/reports/31208187-ccdb-47ae-8de5-88d0bb249b78/overview
Result
Verdict:
MALICIOUS
Link:
https://labs.inquest.net/dfi/sha256/f66f141194893fb87ec32bc4c8b1e5ca704786fc2011db08a7f53ea19d819b3c
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/f66f141194893fb87ec32bc4c8b1e5ca704786fc2011db08a7f53ea19d819b3c/
Threat name:
ByteCode-MSIL.Spyware.Noon
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Status:
Malicious
First seen:
2022-06-16 17:08:45 UTC
File Type:
Binary (Archive)
Extracted files:
21
AV detection:
19 of 26 (73.08%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6zxriemure73q7wdfpcmrmpfzjyepbx4eai5wcfh6u7kdhmbtm6a._file
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:fs44 persistence rat spyware stealer suricata trojan
Link:
https://tria.ge/reports/220617-hgb2fsdch7/
Behaviour
Delays execution with timeout.exe
Gathers network information
Modifies registry class
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
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Checks computer location settings
Formbook Payload
Formbook
suricata: ET MALWARE FormBook CnC Checkin (GET)
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/f66f141194893fb87ec32bc4c8b1e5ca704786fc2011db08a7f53ea19d819b3c

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:exploit_any_poppopret
Create hunting rule
Author:Jeff White [karttoon@gmail.com] @noottrak
Description:Identify POP -> POP -> RET opcodes for quick ROP Gadget creation in target binaries.

File information

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

Malspam

Formbook

zip f66f141194893fb87ec32bc4c8b1e5ca704786fc2011db08a7f53ea19d819b3c

(this sample)

Formbook

Executable exe 7f6242e9dcb1ce45c70b22d3c87b36b04fbc0b65d7f7ec07b008693d8763b66b

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 7f6242e9dcb1ce45c70b22d3c87b36b04fbc0b65d7f7ec07b008693d8763b66b
  
Dropping
MD5 77582e81081ce2f61021a53f0529a5d0

Comments