MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 03ef8714bc60d14808b9d17373c5e34198a4e7a60cdebab1e18f9e49c394f7d1. 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: 8


Intelligence 8 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 03ef8714bc60d14808b9d17373c5e34198a4e7a60cdebab1e18f9e49c394f7d1
SHA3-384 hash: f404c334cca0769786d2ef61b8261b28a2180f086a164920811411f5d46530ad89b7b1a4a191eee0ee3fe9803b1a9151
SHA1 hash: b35f2f8b59e2829af4fe2d1b656b1b647e57c9cf
MD5 hash: 71d11dc8498ecdb70a6fd8f6decd5c90
humanhash: edward-april-one-six
File name:RFQ#1875-ET1-002.eXE
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'234'432 bytes
First seen:2021-05-24 16:15:59 UTC
Last seen:2021-05-24 17:03:15 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 24576:nebY/2xLSLAdQKvYsnkZJSgLfPDpmuZeZk:nIvXdQKwsnkZ4gLfPDQuZe
Threatray 5'215 similar samples on MalwareBazaar
TLSH 0F455A0AFB057E64C11D0E724142095D83EED4932332FBBF9199E5E27E237A65A4E1E3
Reporter abuse_ch
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
124
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
RFQ#1875-ET1-002.eXE
Verdict:
Malicious activity
Analysis date:
2021-05-24 13:25:50 UTC
Tags:
trojan rat agenttesla
Link:
https://app.any.run/tasks/6dc3f780-3a1f-4f63-a361-0eb4f94b14d8

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Sending a custom TCP request
Creating a window
Sending a UDP request
Creating a file in the %temp% directory
Creating a process from a recently created file
Creating a file
Using the Windows Management Instrumentation requests
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/790568
Signature
.NET source code contains very large array initializations
Allocates memory in foreign processes
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Icon mismatch, binary includes an icon from a different legit application in order to fool users
Injects a PE file into a foreign processes
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Writes to foreign memory regions
Yara detected AgentTesla
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 422964 Sample: RFQ#1875-ET1-002.eXE Startdate: 24/05/2021 Architecture: WINDOWS Score: 100 37 Found malware configuration 2->37 39 Icon mismatch, binary includes an icon from a different legit application in order to fool users 2->39 41 Multi AV Scanner detection for submitted file 2->41 43 4 other signatures 2->43 6 RFQ#1875-ET1-002.eXE 15 4 2->6         started        11 eCwYM.exe 4 2->11         started        13 eCwYM.exe 2->13         started        process3 dnsIp4 29 192.168.2.1 unknown unknown 6->29 23 C:\Users\user\AppData\...\InstallUtil.exe, PE32 6->23 dropped 25 C:\Users\user\...\RFQ#1875-ET1-002.eXE.log, ASCII 6->25 dropped 45 Writes to foreign memory regions 6->45 47 Allocates memory in foreign processes 6->47 49 Hides that the sample has been downloaded from the Internet (zone.identifier) 6->49 51 Injects a PE file into a foreign processes 6->51 15 InstallUtil.exe 2 4 6->15         started        19 conhost.exe 11->19         started        21 conhost.exe 13->21         started        file5 signatures6 process7 file8 27 C:\Users\user\AppData\Roaming\...\eCwYM.exe, PE32 15->27 dropped 31 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 15->31 33 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 15->33 35 Hides that the sample has been downloaded from the Internet (zone.identifier) 15->35 signatures9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/03ef8714bc60d14808b9d17373c5e34198a4e7a60cdebab1e18f9e49c394f7d1/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-05-24 16:16:16 UTC
AV detection:
15 of 29 (51.72%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=apxyoff4mdiuqcfz2fzxhrpdigmkjz5gbtplvmpbr6petq4u67iq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
0ecfbf08398e1d0470c2f4d40a490808bd1b177cb60d674c5459d85f242952ab
AgentTesla
0f8ce6f5eb21291a23305d675444658dbe619d7a9131c4bda4b49d20d60afeec
AgentTesla
2cec9b854e5111f7b5933c823251a1a44c3335d9a91c0ba7ca49a76eceac50d0
AgentTesla
5ff8126fb4025c8587191a776a7d505f1bcc825f87a8e21266f55d5ff3f2cccb
AgentTesla
7ec0013035b5a6c21985a1094de2f2aace63b0b7a3cf2262798a1bffd19aae8a
AgentTesla
bfa9dff1901281ac2dcaa21c9d35a708b7f4562088f2f6a2b5d20d4ca6a95d21
AgentTesla
ec694537528f39e61c4a295e99932641ac2660f8580911790926294c4a190afc
AgentTesla
f3955ec185341df0ba244092025e241a6410a45f1700f406e61397ff40f94192
AgentTesla
fbbed47e36ef8e3ca336e9e918d3dc558a8e6c3b0cf6c84ac4345cfb0308abc1
AgentTesla
fe0a5fde4fbbddd79d2938af2373c69a8219ea73831be712f1bca86150a30461
AgentTesla
+ 5'205 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla agilenet keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/210524-lbp6z4tgyn/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Loads dropped DLL
Obfuscated with Agile.Net obfuscator
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Executes dropped EXE
AgentTesla Payload
AgentTesla
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.35
Link:
https://yomi.yoroi.company/submissions/03ef8714bc60d14808b9d17373c5e34198a4e7a60cdebab1e18f9e49c394f7d1

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

File information

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

Comments