MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9af4e7302015b6c26100e4119cc6463224adef98a668b459051615d9edc3573a. 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: 9af4e7302015b6c26100e4119cc6463224adef98a668b459051615d9edc3573a
SHA3-384 hash: 9059aceb43c2d6633d79b37d966206c060a08393e7c0c10e04357e0bbe8084dd414a2768debe02b48a1e7fcd7e5f5323
SHA1 hash: a512ba6b3f94f4c28310166db8d29403e9d86f40
MD5 hash: 22fbb2bdcd1308194687c06741b7c115
humanhash: wisconsin-robert-texas-nineteen
File name:NCG207311154.exe
Download: download sample
Signature AgentTesla
File size:509'952 bytes
First seen:2020-07-31 11:11:50 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744
ssdeep 12288:DKF8MwoKQ4LcfCUFS08Jf2cDYpNz4WihEIFSH5DqVr8EoVHbf6iS:DKFPwo34YfCoS08J/k3BYrO5DqVwEY
TLSH 46B4D00CB0DA111AF456317E8FFA829BCEA6EC6F5583865B52B135C7D1793085EC0E72
Reporter @abuse_ch
Tags:AgentTesla exe Strato


Twitter
@abuse_ch
Malspam distributing AgentTesla:

HELO: mo4-p07-ob.smtp.rzone.de
Sending IP: 85.215.255.116
From: Rph: Syed Mohammad <info@assag.de>
Subject: FWD: QUOTATION
Attachment: NCG207311154.gz (contains "NCG207311154.exe")

AgentTesla SMTP exfil server:
smtp.yandex.com:587

Intelligence


File Origin
# of uploads :
1
# of downloads :
32
Origin country :
US US
Mail intelligence
Geo location:
Global
Volume:
Low
Vendor Threat Intelligence
Gathering data
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for dropped file
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)
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 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:
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Status:
Malicious
First seen:
2020-07-31 11:13:05 UTC
AV detection:
21 of 31 (67.74%)
Threat level
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
keylogger stealer spyware trojan family:agenttesla
Behaviour
Suspicious use of WriteProcessMemory
Creates scheduled task(s)
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious use of SetThreadContext
Reads user/profile data of web browsers
Reads user/profile data of local email clients
AgentTesla Payload
AgentTesla
Threat name:
Kryptik
Score:
1.00

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 9af4e7302015b6c26100e4119cc6463224adef98a668b459051615d9edc3573a

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments