MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f39b3fc42fd8089d99eae4cb1ecead6e3d772007d766c1f982ab1834af68dc00. 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: 9

Intelligence 9 IOCs YARA 2 File information Comments

SHA256 hash:	f39b3fc42fd8089d99eae4cb1ecead6e3d772007d766c1f982ab1834af68dc00
SHA3-384 hash:	5d4ad4f1980ede549834abb1c7eb1aa43aac5e8eaff1e0b4183435bda2b39c1b1cb72f54a059fcd0b224c648d92073ae
SHA1 hash:	02e485905636fe07101f255c43c3bd583601c66c
MD5 hash:	141d1a13569f586bcbe1116caffc467b
humanhash:	washington-freddie-two-california
File name:	5GVTZR5R.EXE
Download:	download sample
Signature	AgentTesla Create hunting rule
File size:	579'584 bytes
First seen:	2020-11-03 07:43:46 UTC
Last seen:	2020-11-03 10:00:21 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'206 x SnakeKeylogger)
ssdeep	12288:fF47LD2CJSlZyxzjMmZ0RgK8q6kAggwcyw1bb7iskcTP8O:d47Lq0SWRMmZ0RgypgwvwFbGsfj
TLSH	FEC46CF66282DA6AC80F043FF84B656193D9DF2D98F9814643C5B12D137CBCE56AC48B
Reporter	cocaman
Tags:	AgentTesla exe

Intelligence

File Origin

# of uploads :

# of downloads :

117

Origin country :

n/a

Vendor Threat Intelligence

Detection:

AgentTeslaV3

Link:

https://www.capesandbox.com/analysis/81968/

Detection(s):

SecuriteInfo.com.BackDoor.SpyBotNET.25.15554.9307.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Sending a UDP request

Creating a window

Creating a file in the %AppData% directory

Creating a file in the %temp% directory

Launching a process

Creating a process with a hidden window

Deleting a recently created file

Unauthorized injection to a recently created process

Creating a file

Enabling autorun by creating a file

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.

Result

Threat name:

AgentTesla

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/518902

Signature

.NET source code contains potential unpacker

Found malware configuration

Installs a global keyboard hook

Machine Learning detection for dropped file

Machine Learning detection for sample

Multi AV Scanner detection for dropped file

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)

Sigma detected: Scheduled temp file as task from temp location

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 access)

Uses schtasks.exe or at.exe to add and modify task schedules

Yara detected AgentTesla

Yara detected AntiVM_3

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/f39b3fc42fd8089d99eae4cb1ecead6e3d772007d766c1f982ab1834af68dc00/

Threat name:

ByteCode-MSIL.Trojan.Sudloader

Status:

Malicious

First seen:

2020-11-03 03:10:55 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

22 of 29 (75.86%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=6ont7rbp3aej3gpk4tfr5tvnny6xoiah25tmd6mcvmmdjl3i3qaa._file

Result

Malware family:

agenttesla

Score:

10/10

Tags:

persistence family:agenttesla keylogger spyware stealer trojan

Link:

https://tria.ge/reports/201103-dh3rlfnfkx/

Behaviour

Creates scheduled task(s)

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious use of SetWindowsHookEx

Modifies service

Suspicious use of SetThreadContext

Reads data files stored by FTP clients

Reads user/profile data of local email clients

Reads user/profile data of web browsers

AgentTesla

Unpacked files

SH256 hash:

31ce938626ccfb399fe1696710caf46d7ae9eb598b9d7d2aad719b594658469b

MD5 hash:

0aebe46040ceb011e78506d4985fe3de

SHA1 hash:

218ac1e7b14a66c604ec3042f8486bed9cd4c2c1

Link:

https://www.unpac.me/results/b83bbd1c-7c00-4a07-b3d0-5c83da0d4d9b/

SH256 hash:

7a1ed549db0fe64f9f6e7bcfa08f99c5ec4c1d2651e143223bad67c170d0f561

MD5 hash:

696fe1b2f328fc3ccf8439f1c76088ec

SHA1 hash:

89c4c72dd44d4ab6f286cadc6332575d10978d8d

Link:

https://www.unpac.me/results/b83bbd1c-7c00-4a07-b3d0-5c83da0d4d9b/

SH256 hash:

68ca18db30f17f4d18c26ce001af7f7f003238941f7d9269de4142dd2eafe613

MD5 hash:

3fa9dc58d0683b7666fa27b842d87800

SHA1 hash:

f95a9e87567c66dc8feac9f42a9b86c1a0f5255b

Link:

https://www.unpac.me/results/b83bbd1c-7c00-4a07-b3d0-5c83da0d4d9b/

SH256 hash:

f39b3fc42fd8089d99eae4cb1ecead6e3d772007d766c1f982ab1834af68dc00

MD5 hash:

141d1a13569f586bcbe1116caffc467b

SHA1 hash:

02e485905636fe07101f255c43c3bd583601c66c

Link:

https://www.unpac.me/results/b83bbd1c-7c00-4a07-b3d0-5c83da0d4d9b/

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

Threat name:

Kryptik

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/f39b3fc42fd8089d99eae4cb1ecead6e3d772007d766c1f982ab1834af68dc00

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.