MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a1294eb42228b58c82b8fc155edd1b90d75c25a3fdb86a3abe36bd36484bd9fb. 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: 4


Intelligence 4 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a1294eb42228b58c82b8fc155edd1b90d75c25a3fdb86a3abe36bd36484bd9fb
SHA3-384 hash: dd1e6839181828db582c84420db65ed1a1ab3cb20e6bfb08da600dd0f8dc8b58fb975fc4222162ba6072e07a8b5bec67
SHA1 hash: 7221de20d542cbe476423a37c7ad94225e0fd0fb
MD5 hash: 207a97b84b19d49e1a22328a4cf4c4cd
humanhash: failed-tennessee-blue-carpet
File name:BL DRAFT AND FREIGHT INVOICE.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:420'864 bytes
First seen:2020-06-05 10:14:30 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'206 x SnakeKeylogger)
ssdeep 12288:O4v+AXnXBXC0Ls9GXer6TZ1ZO5K0mVPpcqA:JvzRyhm4UZ0m7cqA
TLSH 6094E001A7E95ADAE197C7FB0D267D3443E8A9255020CC7E6CCA30DDAA35B920971F4F
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: server.kumarilawyers.com
Sending IP: 162.144.42.75
From: UNIVERSAL MARINE SERVICE CO., LTD. <account@unimsc.kr>
Subject: Re:B/L draft and Freight Invoice
Attachment: BL DRAFT AND FREIGHT INVOICE.iso (contains "BL DRAFT AND FREIGHT INVOICE.exe")

AgentTesla SMTP exfil server:
mail.impressindia.net:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
70
Origin country :
n/a
Vendor Threat Intelligence
Gathering data
Threat name:
ByteCode-MSIL.Trojan.Ymacco
Create hunting rule
Status:
Malicious
First seen:
2020-06-05 10:36:12 UTC
AV detection:
25 of 31 (80.65%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ueuu5nbcfc2yzavy7qkv5xi3sdlvyjnd7w4guov6g26tmscl3h5q._file
Verdict:
unknown
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/201109-8bha2rljcn/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Modifies service
Suspicious use of SetThreadContext
Adds Run key to start application
Loads dropped DLL
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.

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:Agenttesla_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:CAP_HookExKeylogger
Create hunting rule
Author:Brian C. Bell -- @biebsmalwareguy
Reference:https://github.com/DFIRnotes/rules/blob/master/CAP_HookExKeylogger.yar
Rule name:win_agent_tesla_w1
Create hunting rule
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.

f4f5ffa8c23c34a374ad5816a042f027

AgentTesla

Executable exe a1294eb42228b58c82b8fc155edd1b90d75c25a3fdb86a3abe36bd36484bd9fb

(this sample)

  
Dropped by
MD5 f4f5ffa8c23c34a374ad5816a042f027
  
Delivery method
Distributed via e-mail attachment

Comments