MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 64d52c04daf4777bc001c3d61565bf659dd1a35cfa776ffae61ee0642a3e53ca. 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 3 File information Comments

SHA256 hash:	64d52c04daf4777bc001c3d61565bf659dd1a35cfa776ffae61ee0642a3e53ca
SHA3-384 hash:	9418b4be5ea1aa8359dba8308ec0194582c106ea370aa6a76dc3f0b892dd9811c85361433b5886b48dbed53db7963d34
SHA1 hash:	71ea30d620abb7a03d551a8b02a1a7edd4cc468e
MD5 hash:	917268c3f223d515c1a9bb46d089ef1a
humanhash:	robin-low-papa-washington
File name:	TRANSFER CONFIRMATION_PDF.GZ
Download:	download sample
Signature	Formbook Create hunting rule
File size:	335'104 bytes
First seen:	2023-02-08 10:51:40 UTC
Last seen:	Never
File type:	gz
MIME type:	application/x-rar
ssdeep	6144:pck+QxgRs0AnKMaikHdSuYH9YGw7/b85GDXJYqv9kZiWXIeJre:fe60eKNrTjGwjA5q559kZ5XIeJe
TLSH	T1906423F491D96C99431F9A69052CC71B6BB80044B9263F09BFF9B4BEB6287CCC1D9D18
TrID	61.5% (.RAR) RAR compressed archive (v5.0) (8000/1) 38.4% (.RAR) RAR compressed archive (gen) (5000/1)
Reporter	cocaman
Tags:	FormBook gz

cocaman

Malicious email (T1566.001)
From: "Caroline Ferrarezi Prestes <caroline.prestes@eslogistics.com.br>" (likely spoofed)
Received: "from mx1.dreamhost.com (unknown [45.137.22.75]) "
Date: "07 Feb 2023 02:34:16 +0100"
Subject: "Fwd: Transfer Confirmation"
Attachment: "TRANSFER CONFIRMATION_PDF.GZ"

Intelligence

File Origin

# of uploads :

# of downloads :

106

Origin country :

n/a

File Archive Information

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

File name:	TRANSFER CONFIRMATION.exe
File size:	522'700 bytes
SHA256 hash:	f10977aa7669d218b31988c0611eee29e2b4603976b8c346672b2cc78beab4d2
MD5 hash:	a645de9bd0db4305c07cf5f743177384
MIME type:	application/x-dosexec
Signature	Formbook

Vendor Threat Intelligence

Verdict:

No Threat

Threat level:

2/10

Confidence:

83%

Tags:

overlay packed shell32.dll

Link:

https://www.filescan.io/uploads/63e37ed42d4f6d560e24b63f/reports/06d76f25-5247-4758-a21c-b5116e219fae/overview

Verdict:

Malicious

Labled as:

Mal/RarMal

Link:

https://www.hybrid-analysis.com/sample/64d52c04daf4777bc001c3d61565bf659dd1a35cfa776ffae61ee0642a3e53ca

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.

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/64d52c04daf4777bc001c3d61565bf659dd1a35cfa776ffae61ee0642a3e53ca/

Threat name:

Win32.Trojan.Tnega

Status:

Malicious

First seen:

2023-02-07 07:07:40 UTC

File Type:

Binary (Archive)

Extracted files:

AV detection:

19 of 26 (73.08%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=mtksybg26r3xxqabyplbkzn7mwo5di247j3w76xgd3qgikr6kpfa._file

Result

Malware family:

n/a

Score:

8/10

Tags:

spyware stealer

Link:

https://tria.ge/reports/230208-rlpmsaah3y/

Behaviour

Modifies Internet Explorer settings

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: GetForegroundWindowSpam

Suspicious behavior: MapViewOfSection

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Enumerates physical storage devices

Program crash

Suspicious use of SetThreadContext

Checks computer location settings

Executes dropped EXE

Loads dropped DLL

Reads user/profile data of web browsers

Blocklisted process makes network request

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/64d52c04daf4777bc001c3d61565bf659dd1a35cfa776ffae61ee0642a3e53ca

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:	shellcode Create hunting rule
Author:	nex
Description:	Matched shellcode byte patterns

Rule name:	win_cannon_auto Create hunting rule
Author:	Felix Bilstein - yara-signator at cocacoding dot com
Description:	autogenerated rule brought to you by yara-signator