MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 955ac7517239af374296cd9fa5448c42f619097c8dd7477d3039d6f028155cb5. 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: 955ac7517239af374296cd9fa5448c42f619097c8dd7477d3039d6f028155cb5
SHA3-384 hash: a0ae57f5dc53a39b1f47872d165c31029c3db308bcbf8d1f1120532a19325f80f73c4acb3557472ac66caf7c7310614b
SHA1 hash: cf15f6f1cebd09aaa2961b3a96d2ac7f67026fbe
MD5 hash: a1514ee76ed9f04215285fd0d1a57ec2
humanhash: mike-oven-wyoming-xray
File name:RFQ- PT MULYA MANDIRI.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'500'160 bytes
First seen:2020-05-26 11:03:22 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 3d95adbf13bbe79dc24dccb401c12091 (881 x AgentTesla, 737 x FormBook, 236 x SnakeKeylogger)
ssdeep 24576:Gtb20pkaCqT5TBWgNQ7a53AMDF/ezKzpRH8oJ46A:zVg5tQ7a53AG4zMK5
Threatray 11'058 similar samples on MalwareBazaar
TLSH E265BE1233BD8262D27E61337955A7017E7BFC150560B4BB2F96DB3CAA301214E2A76F
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: polystar-china.com
Sending IP: 103.99.1.147
From: Fiona<zhujin.tong@polystar-china.com>
Subject: RFQ- PRE:URCHASE ORDER 1x20 FCL SHIPMENT CIF TIANJIN FOR PT MULYA MANDIRI JAYA 
Attachment: RFQ- PT MULYA MANDIRI.zip (contains "RFQ- PT MULYA MANDIRI.exe")

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

Intelligence

File Origin
# of uploads :
1
# of downloads :
71
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.27686.AidExe.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.27681.XorExe.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.PSW.Agent.BORA.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
Win32.Trojan.Injector
Create hunting rule
Status:
Malicious
First seen:
2020-05-26 11:41:52 UTC
File Type:
PE (Exe)
Extracted files:
11
AV detection:
23 of 31 (74.19%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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5f409bddf5b4efe31ec833332774381385c1a31e3e2d8e5e3b2d2f934be0a5a7
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667c4ee6a7984c778c918da17447317f7af7f44501ac3a2ec791a02dd54a2817
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826f7d92ad363ef5588a9d983b76899cd45279c201e2af459a38ef034527bf06
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8ee12529c5e5e47ab9c291af49e47c41483f67ac4e9054aa7697e58fa625165f
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9096390efef4b3849e90bfa158d8dd4a8b2ee858bcc2b8daae0d7dd0b1105963
AgentTesla
+ 11'048 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla evasion keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/201109-y9ls21snh2/
Behaviour
Modifies registry key
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Program crash
Modifies service
Suspicious use of SetThreadContext
Adds Run key to start application
Drops startup file
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
ServiceHost packer
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

zip f8dd6edf8df112c19d4321bf8f166cf18fde40a66496fd006a40158306341312

AgentTesla

Executable exe 955ac7517239af374296cd9fa5448c42f619097c8dd7477d3039d6f028155cb5

(this sample)

  
Dropped by
MD5 b2dff0fa6142386df02ddde7dc1c1495
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 f8dd6edf8df112c19d4321bf8f166cf18fde40a66496fd006a40158306341312

Comments