MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 921d900f4ba05b2c93f5ca8076861ea60f698eecc36e4fd6013a415592e3272d. 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

AgentTesla

Vendor detections: 16

Intelligence 16 IOCs YARA 18 File information Comments

SHA256 hash:	921d900f4ba05b2c93f5ca8076861ea60f698eecc36e4fd6013a415592e3272d
SHA3-384 hash:	14fdbdbcd7bd39d1717f0fbb01f916a3b75404186cce1e051fe8efb074a3848faaa736eedad78d98fbb541518634bc23
SHA1 hash:	ec4c36b24991ff4a4856953d7f669fd043384360
MD5 hash:	a7ebc896a0419c56e295760a6c4a1ae6
humanhash:	mirror-indigo-december-glucose
File name:	FedEx_AWB#53023024643.exe
Download:	download sample
Signature	AgentTesla Create hunting rule
File size:	667'144 bytes
First seen:	2024-03-20 07:11:31 UTC
Last seen:	2024-03-21 08:27:05 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep	12288:DlPloOJRYWq33/oXkkqsPA/W+16pn29IuKsDbfWNRlKYuBz/Kq+wNFLwfdKIUKtu:p9oOJboMBP3+q23KWbfmGFJ7h/KtKCfU
Threatray	4'843 similar samples on MalwareBazaar
TLSH	T10AE42348BBB0E743DBB76AB111BA1F5287B672434831E6C56DCC61DEC9C4F614281A2F
TrID	61.9% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 11.1% (.SCR) Windows screen saver (13097/50/3) 8.9% (.EXE) Win64 Executable (generic) (10523/12/4) 5.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 3.8% (.EXE) Win32 Executable (generic) (4504/4/1)
File icon (PE):
dhash icon	0000000000000000 (872 x AgentTesla, 496 x Formbook, 296 x RedLineStealer)
Reporter	abuse_ch
Tags:	AgentTesla exe FedEx

Intelligence

File Origin

# of uploads :

# of downloads :

329

Origin country :

Vendor Threat Intelligence

Malware family:

agenttesla

ID:

File name:

921d900f4ba05b2c93f5ca8076861ea60f698eecc36e4fd6013a415592e3272d.exe

Verdict:

Malicious activity

Analysis date:

2024-03-20 07:35:06 UTC

Tags:

agenttesla stealer

Link:

https://app.any.run/tasks/99d6f680-0aad-4161-8844-b294b4df1435

Note:

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

Detection(s):

Porcupine.Malware.58887.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Searching for the window

Creating a window

Unauthorized injection to a recently created process

Restart of the analyzed sample

Creating a file

Using the Windows Management Instrumentation requests

Reading critical registry keys

DNS request

Connection attempt

Setting a keyboard event handler

Stealing user critical data

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

masquerade overlay packed

Link:

https://www.filescan.io/uploads/65fa8c49757c624818b3a12d/reports/c750031a-4a66-4190-b04e-7c15f2fc1a00/overview

Verdict:

Malicious

Labled as:

Win/malicious_confidence_100%

Link:

https://www.hybrid-analysis.com/sample/921d900f4ba05b2c93f5ca8076861ea60f698eecc36e4fd6013a415592e3272d

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/bf6b5a97-4753-46b2-b646-c1eccf0e069c

Result

Threat name:

AgentTesla

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1412184

Signature

.NET source code contains potential unpacker

.NET source code contains very large array initializations

Contains functionality to log keystrokes (.Net Source)

Found malware configuration

Injects a PE file into a foreign processes

Installs a global keyboard hook

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)

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

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:

99%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/921d900f4ba05b2c93f5ca8076861ea60f698eecc36e4fd6013a415592e3272d

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/921d900f4ba05b2c93f5ca8076861ea60f698eecc36e4fd6013a415592e3272d/

Threat name:

ByteCode-MSIL.Spyware.Negasteal

Status:

Malicious

First seen:

2024-03-19 07:38:29 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

20 of 24 (83.33%)

Threat level:

2/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=siozad2lubnsze7vzkahnbq6uyhwtdxmynxe7vqbhjavlexde4wq._file

Verdict:

malicious

Label(s):

agenttesla_v4

agenttesla

AgentTesla

28ead7588848700eeb6c5ca4d1aa5f6f781b50128c8b7f660d4fb5f8d6c42dc1

AgentTesla

47e71db77dc8258663e0715a3b8d4a1c9e105f76a0c771d79654fd03236bfd1e

AgentTesla

b916d475339eb0e64ad8e4e8bf897adb317c8add907ca4f72c1b7fda76cd8550

AgentTesla

eda3294e4e556c2c5e7e8e156754a0ae20044395f1d87499e3c35c872785598f

AgentTesla

ff7cea1471a8650fec0cf17b7006d68320702939027341f922389672bfe88115

AgentTesla

+ 4'833 additional samples on MalwareBazaar

Result

Malware family:

agenttesla

Score:

10/10

Tags:

family:agenttesla keylogger spyware stealer trojan

Link:

https://tria.ge/reports/240320-h1h9wabd39/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Suspicious use of SetThreadContext

Reads user/profile data of local email clients

Reads user/profile data of web browsers

Reads WinSCP keys stored on the system

Reads data files stored by FTP clients

AgentTesla

Unpacked files

SH256 hash:

bc39c3ba2ef220300f37e0ccffd84e387eaa28c831859c3588cdfdeec243b0c5

MD5 hash:

e4c53cafec45a303e00d4d7702b02822

SHA1 hash:

bf21964cd02330655a1eb04fb83ece35899977bf

Detections:

INDICATOR_EXE_Packed_SmartAssembly

Link:

https://www.unpac.me/results/ee4b75f8-45ac-427e-9c88-2ae208d7bf77/

Parent samples :
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SH256 hash:

0fe0fe0342a5b674dac86e719d3cb85dda065e9809826c88ac6c74bd1e906046

MD5 hash:

36314ab9f115fdf40d54fffc9c40c06f

SHA1 hash:

9d60cce1e674a05c08bd28b0a1aed1620ed85199

Link:

https://www.unpac.me/results/ee4b75f8-45ac-427e-9c88-2ae208d7bf77/

SH256 hash:

c97d5631e298a8dfc5feebb067583af10816bc117b7b665171a26617e93263cb

MD5 hash:

f6b6927b39129bb621685d3792cacb2a

SHA1 hash:

6cee0c04434523c140ae4ceb3390df4ddcaaabe8

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_EXE_Packed_GEN01

INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

Link:

https://www.unpac.me/results/ee4b75f8-45ac-427e-9c88-2ae208d7bf77/

Parent samples :
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SH256 hash:

62632a29c84f83fc662416b6dc02b5936c1d665d37023c9c66b80f8fd8835a93

MD5 hash:

784dd6fce95be4ffcd6aa9815609c1ee

SHA1 hash:

650f0ba9930f8e301a72bed1f7be194f189faa2d

Link:

https://www.unpac.me/results/ee4b75f8-45ac-427e-9c88-2ae208d7bf77/

SH256 hash:

921d900f4ba05b2c93f5ca8076861ea60f698eecc36e4fd6013a415592e3272d

MD5 hash:

a7ebc896a0419c56e295760a6c4a1ae6

SHA1 hash:

ec4c36b24991ff4a4856953d7f669fd043384360

Detections:

INDICATOR_KB_CERT_7c1118cbbadc95da3752c46e47a27438

Link:

https://www.unpac.me/results/ee4b75f8-45ac-427e-9c88-2ae208d7bf77/

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/921d900f4ba05b2c93f5ca8076861ea60f698eecc36e4fd6013a415592e3272d

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

Rule name:	INDICATOR_KB_CERT_7c1118cbbadc95da3752c46e47a27438 Create hunting rule
Author:	ditekSHen
Description:	Detects executables signed with stolen, revoked or invalid certificates

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_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_Digital_Certificate Create hunting rule
Author:	albertzsigovits

Rule name:	pe_imphash Create hunting rule

Rule name:	PE_Potentially_Signed_Digital_Certificate Create hunting rule
Author:	albertzsigovits

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

Rule name:	Windows_Generic_Threat_9f4a80b2 Create hunting rule
Author:	Elastic Security

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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