MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e45c854f716217466a20fdadfc487d6aaf025d8e1e82eaeefa27e4d8750d2f24. 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: 18

Intelligence 18 IOCs YARA 19 File information Comments

SHA256 hash:	e45c854f716217466a20fdadfc487d6aaf025d8e1e82eaeefa27e4d8750d2f24
SHA3-384 hash:	0a37db4e18487d2894434fbb24b3449290208b21a4220bf63531af7498dea36875868edfd28cf5370fdd554e5c2be511
SHA1 hash:	880c82c8aaec841f10e54aea97c90fda80e92c20
MD5 hash:	32810aa330835d7a82ef0a37eb20ab36
humanhash:	december-river-undress-montana
File name:	e45c854f716217466a20fdadfc487d6aaf025d8e1e82eaeefa27e4d8750d2f24
Download:	download sample
Signature	Formbook Create hunting rule
File size:	708'096 bytes
First seen:	2025-01-10 14:07:17 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'738 x AgentTesla, 19'597 x Formbook, 12'241 x SnakeKeylogger)
ssdeep	12288:QnCTAzWOw0YsRPqgyzFxqq5c+40JcQk1vXQuawfznrevUmE:FURRigukq5c+XOhvgMev/E
TLSH	T1B2E40268161AD503D86957B91AB2F2B4233C1DEFB542F316AFDD6CEBB56BB104C04283
TrID	71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 10.2% (.EXE) Win64 Executable (generic) (10522/11/4) 6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.3% (.EXE) Win32 Executable (generic) (4504/4/1) 2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Magika	pebin
Reporter	adrian__luca
Tags:	exe FormBook

Intelligence

File Origin

# of uploads :

# of downloads :

170

Origin country :

Vendor Threat Intelligence

Malware family:

agenttesla

ID:

File name:

e45c854f716217466a20fdadfc487d6aaf025d8e1e82eaeefa27e4d8750d2f24

Verdict:

Malicious activity

Analysis date:

2025-01-10 14:49:45 UTC

Tags:

evasion agenttesla stealer

Link:

https://app.any.run/tasks/db44eece-eccc-48e7-b336-dbbe466c13a7

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Detection(s):

SecuriteInfo.com.Trojan.PackedNET.3073.UNOFFICIAL

Verdict:

Malicious

Score:

96.5%

Link:

https://cyber-fortress.com/docs/result/index.php?id=678129d52c8240e189bb8167

Tags:

virus shell lien msil

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Сreating synchronization primitives

Creating a process with a hidden window

Unauthorized injection to a recently created process

Restart of the analyzed sample

Creating a file

Using the Windows Management Instrumentation requests

DNS request

Connection attempt

Sending an HTTP GET request

Reading critical registry keys

Stealing user critical data

Adding an exclusion to Microsoft Defender

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

packed packed packer_detected

Link:

https://www.filescan.io/uploads/678129cd860a7956a033c394/reports/aca39cfe-8930-4a7a-8903-d631dbbfc26f/overview

Verdict:

Malicious

Labled as:

Trojan.Generic

Link:

https://www.hybrid-analysis.com/sample/e45c854f716217466a20fdadfc487d6aaf025d8e1e82eaeefa27e4d8750d2f24

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/03472c18-9b11-424c-be96-8bf5b014c9cd

Result

Threat name:

AgentTesla

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1587627

Signature

Adds a directory exclusion to Windows Defender

AI detected suspicious sample

Antivirus / Scanner detection for submitted sample

Check if machine is in data center or colocation facility

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

Found malware configuration

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)

Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet

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 harvest and steal ftp login credentials

Tries to harvest and steal Putty / WinSCP information (sessions, 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/e45c854f716217466a20fdadfc487d6aaf025d8e1e82eaeefa27e4d8750d2f24

Detection:

agenttesla

Link:

https://mwdb.cert.pl/sample/e45c854f716217466a20fdadfc487d6aaf025d8e1e82eaeefa27e4d8750d2f24/

Threat name:

ByteCode-MSIL.Trojan.AgentTesla

Status:

Malicious

First seen:

2024-10-08 11:30:15 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

26 of 38 (68.42%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=4roikt3rmilum2ra7ww7ysd5nkxqexmod2bov3x2e7snq5inf4sa._file

Result

Malware family:

agenttesla

Score:

10/10

Tags:

family:agenttesla discovery execution keylogger spyware stealer trojan

Link:

https://tria.ge/reports/250110-rfkrmsylbk/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Suspicious use of SetThreadContext

Looks up external IP address via web service

Checks computer location settings

Reads WinSCP keys stored on the system

Reads data files stored by FTP clients

Reads user/profile data of local email clients

Reads user/profile data of web browsers

Command and Scripting Interpreter: PowerShell

AgentTesla

Agenttesla family

Verdict:

Suspicious

Tags:

external_ip_lookup

YARA:

n/a

Link:

https://app.threat.zone/submission/04a815ff-ef06-44a2-b564-863fb103138f

Unpacked files

SH256 hash:

f5e6fbc7620df37ac7635812cf89c909d97253bb977c5c139280061414622518

MD5 hash:

0864ca450cd027af1d341f3065676285

SHA1 hash:

f2ea65f5da47b9e90fb3ddb412b9cd1315a0dfb7

Detections:

SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24

SUSP_OBF_NET_Reactor_Indicators_Jan24

Link:

https://www.unpac.me/results/cc3ac924-abad-4088-b938-df3d6794032e/

SH256 hash:

0a9e668b23fdd273acb8ac8096e435e09f581d67203cf2475ef6f90e6b0965e2

MD5 hash:

4f9ade14f96d7c93f918682e5edb11fe

SHA1 hash:

6955a5974802c075aacefd6836e73cd1b68a02e4

Detections:

AgentTesla

win_agent_tesla_g2

INDICATOR_EXE_Packed_GEN01

INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL

INDICATOR_SUSPICIOUS_Binary_References_Browsers

INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID

Agenttesla_type2

Link:

https://www.unpac.me/results/cc3ac924-abad-4088-b938-df3d6794032e/

Parent samples :
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SH256 hash:

682c261fcd08c676ef231f46eac1c054c8df17522846b9e4adbafb62e8482dab

MD5 hash:

5a6cead6de3340dd9e0b16d599e5d1f5

SHA1 hash:

00e25f93284ff0d2493c6df3a596891d0848399e

Link:

https://www.unpac.me/results/cc3ac924-abad-4088-b938-df3d6794032e/

SH256 hash:

e45c854f716217466a20fdadfc487d6aaf025d8e1e82eaeefa27e4d8750d2f24

MD5 hash:

32810aa330835d7a82ef0a37eb20ab36

SHA1 hash:

880c82c8aaec841f10e54aea97c90fda80e92c20

Link:

https://www.unpac.me/results/cc3ac924-abad-4088-b938-df3d6794032e/

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/e45c854f716217466a20fdadfc487d6aaf025d8e1e82eaeefa27e4d8750d2f24

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:	Agenttesla_type2 Create hunting rule
Author:	JPCERT/CC Incident Response Group
Description:	detect Agenttesla in memory
Reference:	internal research

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:	Sus_Obf_Enc_Spoof_Hide_PE Create hunting rule
Author:	XiAnzheng
Description:	Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)

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.

No further information available

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

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