MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 faf12b61374c5f5dff73afa0f1b4084561118358e77ddd44632ba7f40a37ad38. 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


Intelligence File information Yara 3 Comments

SHA256 hash: faf12b61374c5f5dff73afa0f1b4084561118358e77ddd44632ba7f40a37ad38
SHA3-384 hash: 5e61312683583696a73ead00c74e97e7f1df02d54a293025bb89223c018aaac2b31e79e1362eab609d6b34653867e5b6
SHA1 hash: 8f54bc2727c6f41236de25eebb9e0868ec57d527
MD5 hash: 8b68c742a444062ca535c783116988b9
humanhash: east-minnesota-oscar-princess
File name:Pagamento dell'estratto conto [REF0000360261].exe
Download: download sample
Signature AgentTesla
File size:834'560 bytes
First seen:2020-07-31 11:01:57 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744
ssdeep 12288:LI9jr2gpJfcLqmvFEn27MWZBjFfyyDG5os:LI9jr2gpCMnGtF6yi5z
TLSH E1057D84F18498A9FC097B759CBACC2A8517FE3EA8B5100F366DF21757B33812995D23
Reporter @abuse_ch
Tags:AgentTesla exe geo ITA


Twitter
@abuse_ch
Malspam distributing AgentTesla:

From: "Faggion, Barbara" <marketing@citgrup.ro>
Subject: RE: Pagamento dell'estratto conto [REF0000360261]
Attachment: Pagamento dellestratto conto REF0000360261.cab (contains "Pagamento dell'estratto conto [REF0000360261].exe")

AgentTesla SMTP exfil server:
smtp.koeni.cc:587

Intelligence


File Origin
# of uploads :
1
# of downloads :
37
Origin country :
FR FR
Mail intelligence
Geo location:
IT Italy
Volume:
Low
Geo location:
Global
Volume:
Low
Vendor Threat Intelligence
Gathering data
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Found malware configuration
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for sample
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)
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)
Yara detected AgentTesla
Yara detected AntiVM_3
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2020-07-31 11:03:24 UTC
AV detection:
22 of 30 (73.33%)
Threat level
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
keylogger stealer spyware trojan family:agenttesla
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetThreadContext
Reads user/profile data of web browsers
Reads user/profile data of local email clients
Reads data files stored by FTP clients
AgentTesla Payload
AgentTesla
Threat name:
Suspicious File
Score:
0.45

Yara Signatures


Rule name:Agenttesla_type2
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:CAP_HookExKeylogger
Author:Brian C. Bell -- @biebsmalwareguy
Reference:https://github.com/DFIRnotes/rules/blob/master/CAP_HookExKeylogger.yar
Rule name:win_agent_tesla_w1
Author:govcert_ch
Description:Detect Agent Tesla based on common .NET code sequences

File information


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

Malspam

AgentTesla

Executable exe faf12b61374c5f5dff73afa0f1b4084561118358e77ddd44632ba7f40a37ad38

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments