MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 257ce3519105f309b564991557f1e7d8f18597e0ee00c15f1caa96a1978ef846. 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: 5


Intelligence 5 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 257ce3519105f309b564991557f1e7d8f18597e0ee00c15f1caa96a1978ef846
SHA3-384 hash: fe45ebcd8101bb8cbf88b9862e28ff4318209b077ac90a36343e0139eab2e5039acc4035fbc35edc41bdad76660d14fe
SHA1 hash: 74708cefd20e0ef60a0aa080a50f62c1a8ef281f
MD5 hash: 90cf15a72347a07a3700153523e205e9
humanhash: maryland-shade-kitten-chicken
File name:quote specification.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:416'256 bytes
First seen:2020-05-19 07:32:35 UTC
Last seen:2020-05-19 09:04:20 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep 6144:pq3XAMJudEZUu/2RaQ2KjRG2LX8Waxd4fPQIlHy4R43mo+FNMefNA7joCe0Xb:pjd/uIaQ7v7qb4fPQIla+LnfNARX
Threatray 10'615 similar samples on MalwareBazaar
TLSH 5E94024127BD9FA5E23A9FF43A2124225BF77477B191F3180DD2B0C61BA7F109A10A63
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: divasiam.com
Sending IP: 38.68.36.196
From: DIVA<info@divasiam.com>
Subject: QUOTE ON THE DEMANDED ITEMS
Attachment: quote specification.arj (contains "quote specification.exe")

AgentTesla SMTP exfil server:
us2.smtp.mailhostbox.com:587

Intelligence

File Origin
# of uploads :
2
# of downloads :
84
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.BehavesLike.Win32.Generic.gc.8796.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-19 08:21:28 UTC
File Type:
PE (.Net Exe)
Extracted files:
9
AV detection:
13 of 31 (41.94%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ev6ogumraxzqtnletekvp4ph3dyylf7a5yamcxy4vklkdf4o7bda._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
01c25d1e551f6c54f1c49d04fa445bf4290dafcc23f67bfac14e4f80f2662441
AgentTesla
1890ab9f7e4107096420bd8f0f5d7ff1a84d7b02c691675b70cf3382fda0a81a
AgentTesla
2efea6fdc8be8fb58c44a316e36fd918bdeff780610b20dd76801ee22396aa65
AgentTesla
73c5071a6dc5f6d66b800d56b97e6f451d2738aebb2efcacaaab86319392dddb
AgentTesla
7b8323706153564b0355a421a3de33ee25da4fecb9e889e6939a4bf48c407eb9
AgentTesla
8d91a07cffa859ef14c1deaf86f49c25003f050d4fed1d18eee1cde88f292697
AgentTesla
96b4c0eb2ed053c03c8f12c8a46c218490a064ff43b4b29eb6883e758d13f624
AgentTesla
976174c0ffcfd0cdeea0a9dd962b995142d15a1cc831a42c68e7b3f928bd7c3a
AgentTesla
978d51366e13c76915194bf67170b7431115e1962eddee9debeb3f8c89d77a88
AgentTesla
ba4587bb7fef7fe60afcde3742183472840eaf7ef122669ae3f94eaad245fd7f
AgentTesla
+ 10'605 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/201109-kakes6b7s2/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Modifies service
Suspicious use of SetThreadContext
Adds Run key to start application
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
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.

c44014212cd474bcc39504af0309ae76

AgentTesla

Executable exe 257ce3519105f309b564991557f1e7d8f18597e0ee00c15f1caa96a1978ef846

(this sample)

  
Dropped by
MD5 c44014212cd474bcc39504af0309ae76
  
Delivery method
Distributed via e-mail attachment

Comments