MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a7e7e0f4c2b259bed0f1fe97d9ced829f59a136e3432d19d93398c4bcc6ddc0c. 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: a7e7e0f4c2b259bed0f1fe97d9ced829f59a136e3432d19d93398c4bcc6ddc0c
SHA3-384 hash: a44b0f70aa300e9f80b3aba0ed8ae4563ac1f15fe510fd4a523e50bdc0a0689765717ca4d399e4e4bc40edef74874b91
SHA1 hash: 5cc93c8d3b8431862a859e25cdd4e0fd3a581906
MD5 hash: 35c8a007cc052be093efbd3ce5b7e505
humanhash: seventeen-pennsylvania-hamper-burger
File name:quotation 210520.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:538'624 bytes
First seen:2020-05-21 10:11:44 UTC
Last seen:2020-05-21 11:15:01 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'604 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:xNmsd0O4vuzUiyV+Q4CRylI8YXYhyPzc5LIhQoXmLQF:xNmyb4vkUb/swIMLiu31F
Threatray 10'619 similar samples on MalwareBazaar
TLSH D4B4126033FCBB51E4B68BF51830A590537A375369AAE34C1E5271CE5E72B82D390B63
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: saranaprimelestari.com
Sending IP: 209.58.149.66
From: Trikora Ibnu <sale@saranaprimelestari.com>
Subject: Request For Quotation
Attachment: quotation 210520.gz (contains "quotation 210520.exe")

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

Intelligence

File Origin
# of uploads :
2
# of downloads :
86
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Trojan.PWS.Siggen2.49161.25256.9204.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-21 08:03:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
5
AV detection:
24 of 31 (77.42%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=u7t6b5gcwjm35uhr72l5ttwyfh2zue3ogqzndhmthggextdn3qga._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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3ce06fdf5477c3138f03977f72703a45d01d18764116f95fd41c8a8c9adfbad2
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956338e6d5c9af567addc3d16a0026d124aaa3d0657471e0e0bdd8d87c3ee762
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96b4c0eb2ed053c03c8f12c8a46c218490a064ff43b4b29eb6883e758d13f624
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a569b5f15d292842e47feac83c5a9f0e4fd20211cc8972c6fec2f4a5649f56c6
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c7c5394e6260a15a13c9fa5cd8f8eeea0f169b19935b31547860f3c25d08931b
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f1c4b368cec98b2204aaaeb9928d5dcbe7cd779b75135a0b6e79dde2f6936259
AgentTesla
+ 10'609 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/201109-3cvskg3czx/
Behaviour
Suspicious behavior: EnumeratesProcesses
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.

Malspam

AgentTesla

gz da17d2863780d7422481dd52aef3f7198565414a5a459f678ad2e570df9b5cde

AgentTesla

Executable exe a7e7e0f4c2b259bed0f1fe97d9ced829f59a136e3432d19d93398c4bcc6ddc0c

(this sample)

  
Dropped by
MD5 9c6e034e281fa3033317de00db741483
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 da17d2863780d7422481dd52aef3f7198565414a5a459f678ad2e570df9b5cde

Comments