MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 721e92c7b72bc5ffa98a56d66dcc33087884033de0f4891d076ca5a05736b9ad. 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: 721e92c7b72bc5ffa98a56d66dcc33087884033de0f4891d076ca5a05736b9ad
SHA3-384 hash: a38286188eec683b6730a11583d44050bfb1e40f5dfd14c471c9fc6c97cde4b355a8b606a5399a7c529aeb4bae23f0da
SHA1 hash: 0c86d3293e6fe52dd5ca16db13b04066bfdaa122
MD5 hash: 187508a13b470885142276a6ed37fe0b
humanhash: november-echo-fanta-bulldog
File name:Payment Notifications.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:529'920 bytes
First seen:2020-05-14 07:47:10 UTC
Last seen:2020-05-14 09:14:29 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'462 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 12288:GTMr6w4es7XYFSS+YCe0SyE3AqZhyeBQTE0/Q34K1:XTsFykSt3AleG/Q34
Threatray 10'656 similar samples on MalwareBazaar
TLSH 21B4D04033BD0779E1BA9BF89AA19060DBB1B71A706DD36D4DD160CF09D2F80C996E27
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: poppa.duckdns.org
Sending IP: 146.71.77.191
From: paymentemail@fnb.co.za
Subject: Payment Confirmation from HARNESS ELECTRICAL (PTY)
Attachment: Payment Notifications.r10.zip (contains "Payment Notifications.exe")

AgentTesla SMTP exfil server:
zstcznz.org:587

Intelligence

File Origin
# of uploads :
2
# of downloads :
86
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.BehavesLike.Win32.Generic.hc.2570.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-14 08:36:13 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
25 of 31 (80.65%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=oipjfr5xfpc77kmkk3lg3tbtbb4iiaz54d2ishihnss2avzwxgwq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
2807548dd82445eeac614506066b893c6cd90c8b02c6374dfa491defc817007a
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45bea748d6714e636270097d0dca1ec13a2442359b3b9bc09204cd73dfb4dae0
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6e074d94e7f7050aa12711501899601b3b9e5a42c003bd20067eb3c3939332ce
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89bd696df7073c78ebc27a60c79728b782ca27d1d82abc8b0d5aafea1d1d61d3
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c8c223a3b1b1b179752f086e61c2dbf73e00eade5dc25d0abcdbf5bf295b7fe1
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d3e61ff0f9f172da1ba0f3e59ccdb7ea480a3e9ea6e141d134df6f421ff44cc8
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d9a20b5a29f7c7a81854af1fb1dfe50dc63ec6026d07d271b1d3be30b061ca0f
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f397b3ef0807ca0679420810983797c017fb980df61b23ffd002299a2b502bd1
AgentTesla
f3b33a885af940210f10df7e1c96dc388161961dcb52b6d84c3b7458d20ce116
AgentTesla
+ 10'646 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla coreentity keylogger persistence rezer0 spyware stealer trojan
Link:
https://tria.ge/reports/201109-xg4arp4gs2/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Modifies service
Suspicious use of SetThreadContext
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla Payload
rezer0
AgentTesla
CoreEntity .NET Packer
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

zip 43abe09ad681e382367b7564050564ac33a882335ddff0cbb046e74cbbed3085

AgentTesla

Executable exe 721e92c7b72bc5ffa98a56d66dcc33087884033de0f4891d076ca5a05736b9ad

(this sample)

  
Dropped by
MD5 b2975c9021704b95f78eed42d26b7098
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 43abe09ad681e382367b7564050564ac33a882335ddff0cbb046e74cbbed3085

Comments