MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e1d436e3fa65f492d36a5b8c7bd2053ece00a15d9513a4129fe9f8d98f53eaf5. 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: 14

Intelligence 14 IOCs YARA 14 File information Comments

SHA256 hash:	e1d436e3fa65f492d36a5b8c7bd2053ece00a15d9513a4129fe9f8d98f53eaf5
SHA3-384 hash:	cf990f0613ebaf2ddd9058ee987220ca73c342a263b05568fe3d30b30708cde44882592b454723b48fd20c2b8b57f044
SHA1 hash:	b21cfffde4ea7ef047d9a4e85c3ded887c782e53
MD5 hash:	dbcfe7c3c8f939219e06688d1d90a6b4
humanhash:	bluebird-yankee-alanine-mountain
File name:	TRANSFER_PURCHASE ORDER 02052024.exe
Download:	download sample
Signature	AgentTesla Create hunting rule
File size:	723'441 bytes
First seen:	2024-05-08 07:36:52 UTC
Last seen:	2024-05-08 08:31:17 UTC
File type:	exe
MIME type:	application/x-dosexec
ssdeep	12288:uJAF0itzggD5fYjlR9neJT5cTBCu4oDEDEeEUBQCUY+w37RF32eNAcvko01:VGitzggNY5R9aTaTV4RDEeEUm3A733J6
Threatray	4'264 similar samples on MalwareBazaar
TLSH	T15CF4F134B3F482D7CD4AC333689690A861E04FBCDED2A109D6845EDA7412EE11B7D97B
TrID	44.4% (.EXE) Win64 Executable (generic) (10523/12/4) 21.3% (.EXE) Win16 NE executable (generic) (5038/12/1) 8.7% (.ICL) Windows Icons Library (generic) (2059/9) 8.5% (.EXE) OS/2 Executable (generic) (2029/13) 8.4% (.EXE) Generic Win/DOS Executable (2002/3)
File icon (PE):
dhash icon	f0f4d8cccaccdcf4 (4 x AgentTesla, 2 x a310Logger, 2 x RedLineStealer)
Reporter	adrian__luca
Tags:	AgentTesla exe

Intelligence

File Origin

# of uploads :

# of downloads :

296

Origin country :

Vendor Threat Intelligence

Malware family:

agenttesla

ID:

File name:

e1d436e3fa65f492d36a5b8c7bd2053ece00a15d9513a4129fe9f8d98f53eaf5.exe

Verdict:

Malicious activity

Analysis date:

2024-05-08 07:50:03 UTC

Tags:

telegram exfiltration stealer agenttesla

Link:

https://app.any.run/tasks/b0d5acd8-e30b-4fa6-98f8-3c78734f2f32

Note:

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

Detection(s):

SecuriteInfo.com.Win64.PWSX-gen.9753.21970.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Launching a process

Searching for synchronization primitives

Launching the default Windows debugger (dwwin.exe)

Using the Windows Management Instrumentation requests

Reading critical registry keys

Searching for the window

Сreating synchronization primitives

DNS request

Connection attempt

Sending a custom TCP request

Creating a window

Forced shutdown of a system process

Stealing user critical data

Unauthorized injection to a system process

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

89%

Tags:

masquerade overlay packed

Link:

https://www.filescan.io/uploads/663b2bc611114a9ab5e27ca4/reports/a031b390-a829-400f-97e5-d22f1ac39175/overview

Verdict:

Malicious

Labled as:

Trojan.Generic

Link:

https://www.hybrid-analysis.com/sample/e1d436e3fa65f492d36a5b8c7bd2053ece00a15d9513a4129fe9f8d98f53eaf5

Verdict:

Suspicious

Link:

https://analyze.intezer.com/analyses/77c361e7-ebe8-4d44-82b5-8b57c42eb8fd

Result

Threat name:

AgentTesla

Detection:

malicious

Classification:

troj.spyw.expl.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1438017

Signature

.NET source code references suspicious native API functions

Allocates memory in foreign processes

Contains functionality to log keystrokes (.Net Source)

Found malware configuration

Initial sample is a PE file and has a suspicious name

Injects a PE file into a foreign processes

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)

Snort IDS alert for network traffic

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 Putty / WinSCP information (sessions, passwords, etc)

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

Uses the Telegram API (likely for C&C communication)

Writes to foreign memory regions

Yara detected AgentTesla

Yara detected AntiVM3

Yara detected Telegram RAT

Yara detected UAC Bypass using CMSTP

Behaviour

Behavior Graph:

Download SVG

Score:

81%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/e1d436e3fa65f492d36a5b8c7bd2053ece00a15d9513a4129fe9f8d98f53eaf5

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/e1d436e3fa65f492d36a5b8c7bd2053ece00a15d9513a4129fe9f8d98f53eaf5/

Threat name:

ByteCode-MSIL.Trojan.GenSteal

Status:

Malicious

First seen:

2024-05-02 11:52:49 UTC

File Type:

PE+ (.Net Exe)

Extracted files:

AV detection:

20 of 24 (83.33%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=4hkdny72mx2jfu3kloghxuqfh3habik5suj2ieu75h4ntd2t5l2q._file

Verdict:

malicious

Label(s):

agenttesla_v4

agenttesla

AgentTesla

a325a9a1c6a1c0d8df497b180021ae7a5860103f8ed859956679a5a0f608afae

AgentTesla

c63f7bf40f81e3654685888a1f6731e1b87dc49edf0177de8503bba2389eee4a

AgentTesla

c6800ce0835e6faf9ecb2513a34ebb7e57943dcb506ecde04b854b3d4208cd57

AgentTesla

ebb310f5714c3d699d2d5d526855695b24960415b28cc562075e6983a9ab686d

AgentTesla

f13fe7c53a790d33a00e6bd4e5763b1a333a6613311daf6c54cc85420335f383

AgentTesla

+ 4'254 additional samples on MalwareBazaar

Result

Malware family:

agenttesla

Score:

10/10

Tags:

family:agenttesla keylogger spyware stealer trojan

Link:

https://tria.ge/reports/240508-jf1h4ahf4y/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious use of SetThreadContext

Reads WinSCP keys stored on the system

Reads user/profile data of local email clients

Reads user/profile data of web browsers

AgentTesla

Malware Config

C2 Extraction:

https://api.telegram.org/bot6107178761:AAHgabxzERKwr-kmuctjwK7hlO5aXFWx-vU/

Unpacked files

SH256 hash:

e1d436e3fa65f492d36a5b8c7bd2053ece00a15d9513a4129fe9f8d98f53eaf5

MD5 hash:

dbcfe7c3c8f939219e06688d1d90a6b4

SHA1 hash:

b21cfffde4ea7ef047d9a4e85c3ded887c782e53

Link:

https://www.unpac.me/results/a1d26047-c1fa-43c8-be5e-deb6fe22ce65/

Malware family:

AgentTesla

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/e1d436e3fa65/report/overview.html

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

AgentTesla

Score:

0.90

Link:

https://yomi.yoroi.company/submissions/e1d436e3fa65f492d36a5b8c7bd2053ece00a15d9513a4129fe9f8d98f53eaf5

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:	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_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:	pe_imphash Create hunting rule

Rule name:	pe_no_import_table Create hunting rule
Description:	Detect pe file that no import table

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

Rule name:	Windows_Generic_Threat_808f680e 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.

Malspam

AgentTesla

exe e1d436e3fa65f492d36a5b8c7bd2053ece00a15d9513a4129fe9f8d98f53eaf5

(this sample)

Delivery method

Distributed via e-mail attachment

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 (GUARD_CF)	high

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