MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9c1aaf3c45fa0ef5dedb8d4c4eb369351813576318f866f6c0985ba072dd3494. 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: 9c1aaf3c45fa0ef5dedb8d4c4eb369351813576318f866f6c0985ba072dd3494
SHA3-384 hash: 2496de692be76b96d4459145f886543fa3c2ca7275a7526dafef28ad573c402ec0c523eb3c9ad5b3f74ec509fe814586
SHA1 hash: c5d464f8f45234c967ad190f245391fca50addb2
MD5 hash: 0b2e69a9195cd4f0aa610bcf0157e036
humanhash: fruit-ink-freddie-paris
File name:20200522.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:623'616 bytes
First seen:2020-05-22 07:22:11 UTC
Last seen:2020-05-22 08:02:56 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'608 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:kogc02FoCea8Q5aZQUkhJsxXTtXftFpfMSgngI:Wc4CU86T3
Threatray 10'597 similar samples on MalwareBazaar
TLSH 4CD48D202FA9CD37D06A8FF9E1822210F675DD4E4D97CA49CDBD26EBC432FC06815A65
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: pro152-34.mxout.rediffmailpro.com
Sending IP: 119.252.152.34
From: info@coreplasto.com <info@coreplasto.com>
Subject: Fw: Fwd: 26136 PI 20296629 SO 40129429 Order Balance Due
Attachment: 20200522.rar (contains "20200522.exe")

AgentTesla SMTP exfil server:
mail.mail15.cp247.net:587

Intelligence

File Origin
# of uploads :
2
# of downloads :
76
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.LuheFihaA.9860.24503.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-22 04:44:12 UTC
File Type:
PE (.Net Exe)
Extracted files:
25
AV detection:
23 of 31 (74.19%)
Threat level:
  2/5
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
13de330252e10916e2ff42b6df10cbf4a83f8709e01a5898e92247e8f100e555
AgentTesla
29248b93be8ee007445acd823729a34257c3a7e15ab45c2ae0b3e5a80512700e
AgentTesla
73d7dd837e7edf4851cc56c04e02d9b8e54fbbb5097e83d8615f9cca51f0092f
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8efa8505066ee4c366657eb07b866e7493dffd71a6c4626c811dd25e15b45828
AgentTesla
9a8ca6ef663619da6d777ae275873a7b1ec1558746e7c6f4d29b9c5fc205e76b
AgentTesla
a1356a4ee42e9568831bf6b92bb9a5500b779614436bca52f0ee64e98ff0eaf7
AgentTesla
ddef618a8a5edbda2aad2dba2eac7de1d0f7a4e31cc4bebb9f2b6b4dd43d0174
AgentTesla
e715f641963c52fe1d33fc6ec7cdecde1d6cdde26cace5ce1d956dc482d1829b
AgentTesla
fcd24015aa8e78a2077130eb52d1409d8099851104792fd40ae276f30e319497
AgentTesla
ff583744bbde75e4f9bd3ea064343294e2e702ea6938c5f87700f1645c3c6a93
AgentTesla
+ 10'587 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla coreentity evasion keylogger rezer0 spyware stealer trojan
Link:
https://tria.ge/reports/201109-z33bbga2g2/
Behaviour
Creates scheduled task(s)
Modifies registry key
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Maps connected drives based on registry
Checks BIOS information in registry
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Disables RegEdit via registry modification
Disables Task Manager via registry modification
Looks for VMWare Tools registry key
AgentTesla Payload
Looks for VirtualBox Guest Additions in registry
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

rar a073ccae277c0c119f279b338f6a84885bb6a65a1542c541eb0f72d89fdffc5f

AgentTesla

Executable exe 9c1aaf3c45fa0ef5dedb8d4c4eb369351813576318f866f6c0985ba072dd3494

(this sample)

  
Dropped by
MD5 45f90952aa556a2b82f76b6b7b3acecd
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 a073ccae277c0c119f279b338f6a84885bb6a65a1542c541eb0f72d89fdffc5f

Comments