MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d1b0b9a6b80f54be2a14ff19f3bd682185848d92443fa555a08cb07fa630a230. 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 16 File information Comments 1

SHA256 hash:	d1b0b9a6b80f54be2a14ff19f3bd682185848d92443fa555a08cb07fa630a230
SHA3-384 hash:	d7d4c287923964647ea97fb5153bbde0d1085721706e55f12f725a152beac44c6002155584711e96cf22b5c7bdfcd72d
SHA1 hash:	a6f144862293920e5376e5b53a1723502c9de2fb
MD5 hash:	94f2ae1b5174532d81d5ea169b7f7726
humanhash:	cat-three-muppet-uniform
File name:	94f2ae1b5174532d81d5ea169b7f7726
Download:	download sample
Signature	Formbook Create hunting rule
File size:	793'600 bytes
First seen:	2024-04-23 06:44:33 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'662 x AgentTesla, 19'476 x Formbook, 12'208 x SnakeKeylogger)
ssdeep	6144:otQiMdN7Lcgh1yba6tPIyJJ8thhzzb84f8r7SzCx16Nm/7UMGLEfSAB2c6H5RNov:X7JYbtPX23fffzjA/oMFiT
Threatray	4'105 similar samples on MalwareBazaar
TLSH	T128F49DF2D24458D5EC6E13B1D8374C2A2227FDA9B8F5D91E56AE71225BB33D20027D0B
TrID	69.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 10.0% (.EXE) Win64 Executable (generic) (10523/12/4) 6.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.2% (.EXE) Win32 Executable (generic) (4504/4/1) 1.9% (.EXE) Win16/32 Executable Delphi generic (2072/23)
File icon (PE):
dhash icon	4c811a1305000003 (1 x Formbook)
Reporter	zbetcheckin
Tags:	32 exe FormBook

Intelligence

File Origin

# of uploads :

# of downloads :

380

Origin country :

Vendor Threat Intelligence

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Launching a process

Using the Windows Management Instrumentation requests

Creating a file

Сreating synchronization primitives

DNS request

Connection attempt

Sending a custom TCP request

Sending an HTTP GET request

Reading critical registry keys

Stealing user critical data

Unauthorized injection to a system process

Verdict:

Suspicious

Threat level:

5/10

Confidence:

100%

Tags:

packed

Link:

https://www.filescan.io/uploads/662758ef14ba3ce828991060/reports/8b776236-c052-4639-af8a-a353f75d6683/overview

Verdict:

Malicious

Labled as:

Trojan.DNP.Generic

Link:

https://www.hybrid-analysis.com/sample/d1b0b9a6b80f54be2a14ff19f3bd682185848d92443fa555a08cb07fa630a230

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:

Agent Tesla

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/71137a79-dfbb-4ead-a348-10900fb83afe

Result

Threat name:

AgentTesla

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1430171

Signature

.NET source code references suspicious native API functions

Antivirus detection for URL or domain

Check if machine is in data center or colocation facility

Contains functionality to capture screen (.Net source)

Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)

Contains functionality to log keystrokes (.Net Source)

Found malware configuration

Installs a global keyboard hook

Loading BitLocker PowerShell Module

Machine Learning detection for sample

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for submitted file

Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)

Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)

Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)

Tries to harvest and steal browser information (history, passwords, etc)

Tries to steal Mail credentials (via file / registry access)

Yara detected AgentTesla

Yara detected AntiVM3

Yara detected Generic Downloader

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/d1b0b9a6b80f54be2a14ff19f3bd682185848d92443fa555a08cb07fa630a230

Detection:

agenttesla

Link:

https://mwdb.cert.pl/sample/d1b0b9a6b80f54be2a14ff19f3bd682185848d92443fa555a08cb07fa630a230/

Threat name:

Win32.Trojan.CrypterX

Status:

Malicious

First seen:

2024-04-23 06:45:06 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

9 of 24 (37.50%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=2gyltjvyb5kl4kqu74m7hpliegcyjdmsiq72kvnarsyh7jrquiya._file

Verdict:

malicious

Label(s):

agenttesla_v4

agenttesla

Formbook

38e5e3e1fc431520dbf8944828ad847ea054ea8ffda2f579e2c29bc53a84f94a

Formbook

98e895f711226a32bfab152e224279d859799243845c46e550c2d32153c619fc

Formbook

ab6799b9abcfccd9d1813d07d83b325737221cf242126ad0918c2b84cc16c815

Formbook

d18e67f33e7815cac0619e0fd46d67be7501afda61250566e26c7d8d0dc6ed19

Formbook

d1b0b9a6b80f54be2a14ff19f3bd682185848d92443fa555a08cb07fa630a230

Formbook

+ 4'095 additional samples on MalwareBazaar

Result

Malware family:

agenttesla

Score:

10/10

Tags:

family:agenttesla keylogger spyware stealer trojan

Link:

https://tria.ge/reports/240423-hh292aec5y/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Suspicious use of SetThreadContext

Looks up external IP address via web service

Reads user/profile data of local email clients

Reads user/profile data of web browsers

AgentTesla

Unpacked files

SH256 hash:

f8d90d67907fd4f6d0fd054e52f462b9751dfbcafc773ac10e7769216cceaf9d

MD5 hash:

ae84db497e0ed1453a32f4d5e56d3825

SHA1 hash:

e62d1e46b022abee7ab7e0d68cec08b260e373ec

Detections:

AgentTesla

win_agent_tesla_g2

INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

Agenttesla_type2

INDICATOR_SUSPICIOUS_Binary_References_Browsers

INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID

INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL

INDICATOR_EXE_Packed_GEN01

INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

Link:

https://www.unpac.me/results/d9464fa9-5b8a-40a4-a40c-75066c269fd9/

Parent samples :

99677c9af723d0773f67fe035205dbbd9d857022b1619fc33fd83808072d2caa
16043cbb08a362ab425145ded9447bcc382c2b9c9eb3b570704edabbe4276fea
38e5e3e1fc431520dbf8944828ad847ea054ea8ffda2f579e2c29bc53a84f94a
d1b0b9a6b80f54be2a14ff19f3bd682185848d92443fa555a08cb07fa630a230
0f0b721073a35fe3e6b37d75582704acd5bdc1b3d71343e74d6fec59ac932deb
9b6fc00623210be4340042bb63c2e7d674cb62de15d8d296ac93a6ad57e78984
18bb8b44a363513d2359eaf430f2e0a1559b6405d66269f4a77c3d052cfe01a9

SH256 hash:

198312303d2c58a695d490de3320a2b344b4261a89dbff769503eec2d7d17e1d

MD5 hash:

f1ab3b7304273e0e116cdc72f9d072e3

SHA1 hash:

e02ad0d48838c986c61f397f1217ab2484c6c79a

Link:

https://www.unpac.me/results/d9464fa9-5b8a-40a4-a40c-75066c269fd9/

SH256 hash:

966e4849b562728bff4bbd69fadc2a566899a3d983a7ff5304e72ecf6cfcd772

MD5 hash:

55857f507f2e6dace00eafaac0391548

SHA1 hash:

1dbfdcd721d24918aae25344bc8b715405702aba

Link:

https://www.unpac.me/results/d9464fa9-5b8a-40a4-a40c-75066c269fd9/

SH256 hash:

d1b0b9a6b80f54be2a14ff19f3bd682185848d92443fa555a08cb07fa630a230

MD5 hash:

94f2ae1b5174532d81d5ea169b7f7726

SHA1 hash:

a6f144862293920e5376e5b53a1723502c9de2fb

Link:

https://www.unpac.me/results/d9464fa9-5b8a-40a4-a40c-75066c269fd9/

Malware family:

AgentTesla

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/d1b0b9a6b80f/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:	AgentTeslaV3 Create hunting rule
Author:	ditekshen
Description:	AgentTeslaV3 infostealer payload

Rule name:	AgentTeslaV5 Create hunting rule
Author:	ClaudioWayne
Description:	AgentTeslaV5 infostealer payload

Rule name:	DebuggerCheck__RemoteAPI Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	INDICATOR_EXE_Packed_GEN01 Create hunting rule
Author:	ditekSHen
Description:	Detect packed .NET executables. Mostly AgentTeslaV4.

Rule name:	INDICATOR_SUSPICIOUS_Binary_References_Browsers Create hunting rule
Author:	ditekSHen
Description:	Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.

Rule name:	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store Create hunting rule
Author:	ditekSHen
Description:	Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers

Rule name:	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients Create hunting rule
Author:	ditekSHen
Description:	Detects executables referencing many email and collaboration clients. Observed in information stealers

Rule name:	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients Create hunting rule
Author:	ditekSHen
Description:	Detects executables referencing many file transfer clients. Observed in information stealers

Rule name:	INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL Create hunting rule
Author:	ditekSHen
Description:	Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion

Rule name:	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID Create hunting rule
Author:	ditekSHen
Description:	Detects executables referencing Windows vault credential objects. Observed in infostealers

Rule name:	malware_Agenttesla_type2 Create hunting rule
Author:	JPCERT/CC Incident Response Group
Description:	detect Agenttesla in memory
Reference:	internal research

Rule name:	NET Create hunting rule
Author:	malware-lu

Rule name:	NETexecutableMicrosoft Create hunting rule
Author:	malware-lu

Rule name:	pe_imphash Create hunting rule

Rule name:	Skystars_Malware_Imphash Create hunting rule
Author:	Skystars LightDefender
Description:	imphash

Rule name:	Windows_Trojan_AgentTesla_ebf431a8 Create hunting rule
Author:	Elastic Security
Reference:	https://www.elastic.co/security-labs/attack-chain-leads-to-xworm-and-agenttesla

File information

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

Web download

Formbook

exe d1b0b9a6b80f54be2a14ff19f3bd682185848d92443fa555a08cb07fa630a230

(this sample)

Delivery method

Distributed via web download

URLhaus

https://urlhaus.abuse.ch/url/2823723/

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings

ID	Title	Severity
CHECK_AUTHENTICODE	Missing Authenticode	high
CHECK_DLL_CHARACTERISTICS	Missing dll Security Characteristics (HIGH_ENTROPY_VA)	high

Comments

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zbet commented on 2024-04-23 06:44:34 UTC

url : hxxps://dukeenergyltd.top/BNPParibasRemittanceAdvice.exe