MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4282ae23bf6e1a962085b045a712056a9d98c1e03d9d77c6a226d3fc7ed89776. 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: 4282ae23bf6e1a962085b045a712056a9d98c1e03d9d77c6a226d3fc7ed89776
SHA3-384 hash: 4d5c1b090c26f7117fb3c708c10bbe164cf9f7f2482093bb1aaa6f941e5e74e59000f47690144ef4824f26e1501fd4a1
SHA1 hash: 429ab9b34e3cfadce00baf207f4a2a87666785de
MD5 hash: e5f74fba39a57d9e8f42b3073447b283
humanhash: bacon-mike-double-vermont
File name:payment copy.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:733'696 bytes
First seen:2020-05-25 07:48:45 UTC
Last seen:2020-05-25 15:48:15 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:kx4Mz3xxeK7BO3KJepP359yYa38LE70Jp7YF5Uab38AeZmQxYOtBEoLeQ/:gbeK7oaEp/PyYa38LG0bkF5bM/Z/i
Threatray 10'642 similar samples on MalwareBazaar
TLSH 50F423013359772FE0BFAFFA54015A031BBA71576B21E64C9ED508EC3A26F864B41B63
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: mctransgl.com
Sending IP: 103.207.37.96
From: "石曌君/ Amy Shi" <amy@mctransgl.com>
Subject: [F1-logix] SOA APRIL
Attachment: payment copy.zip (contains "payment copy.exe")

AgentTesla SMTP exfil server:
mail.acmasindia.com:587

Intelligence

File Origin
# of uploads :
3
# of downloads :
70
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.308.31203.23791.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-25 08:40:13 UTC
File Type:
PE (.Net Exe)
Extracted files:
8
AV detection:
26 of 48 (54.17%)
Threat level:
  2/5
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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a0afc50b1bf0b11bc769984284ef2a58c54197d6d3aaec7a20c777d26fa31d58
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bcb7da4d62467320eadecfe6d6157941a2b73d24a22925465bacf3c434aae525
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c986ab8fb7125210b901bf41a288cc4adb017de55b803b78b48c8061e8e94565
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cea7a7d16ee12b688cccbb9dd85e7afccfff1329ca8c74ae0b7f815372252604
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dbce014e0bebb6c4adb1499470ca495638f0bca6f6634b5da4ddba55eadaef06
AgentTesla
+ 10'632 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla coreentity evasion keylogger persistence rezer0 spyware stealer trojan
Link:
https://tria.ge/reports/201109-fq48ek6yje/
Behaviour
Creates scheduled task(s)
Modifies registry key
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
Disables Task Manager via registry modification
Drops file in Drivers directory
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 cb8f50d531de3822cd8ba7075bbb370d18c43c87e6fbc265dfb4281d56213447

AgentTesla

Executable exe 4282ae23bf6e1a962085b045a712056a9d98c1e03d9d77c6a226d3fc7ed89776

(this sample)

  
Dropped by
MD5 5bccaf893a068db00611e48c8b7ae63d
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 cb8f50d531de3822cd8ba7075bbb370d18c43c87e6fbc265dfb4281d56213447

Comments