MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ad836596ae6fc2ca2c26e95c0086e06af43c9954b3eb332863451d49e2a474a3. 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: ad836596ae6fc2ca2c26e95c0086e06af43c9954b3eb332863451d49e2a474a3
SHA3-384 hash: 567f7ced89dc8c83c2bedc45b2dbb382ffa01a4f651f28f4ebc1e7dc4fc5819305368d2f13be2e84511122c35fe7e2e3
SHA1 hash: 1d62b9f1247a36c7d17056c72a76de86cba31075
MD5 hash: e11bd83e8acfe05175a34b94586d3aa8
humanhash: berlin-princess-fish-twenty
File name:TRANSFER COPY...USD.pif.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:776'192 bytes
First seen:2020-06-03 10:14:36 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:3QEHo9l6ZyCU6Lz+9OeBvluBMFawnFPQyR4jhc9Y0/ih3yd2OluON4fA9uwkCp4:xEuB2FcjhSYTh3yd2OluON4fA9uC4
Threatray 10'634 similar samples on MalwareBazaar
TLSH 43F4BFE13B509F67E42901F4D00241534B23AC7EE54FC1DAAC82B9565EFEBD219CAAC7
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: hwsrv-729369.hostwindsdns.com
Sending IP: 142.11.196.208
From: FINANCIAL OFFICER <rutherford.c@bistroltd.com>
Subject: RE: RE: RE: RE: RE: RE: PAYMENT ADVICE (transfer copy)
Attachment: TRANSFER COPY...USD.pif.rar (contains "TRANSFER COPY...USD.pif.exe")

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

Intelligence

File Origin
# of uploads :
1
# of downloads :
67
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.VFR-1.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-06-03 11:03:04 UTC
File Type:
PE (.Net Exe)
Extracted files:
31
AV detection:
22 of 31 (70.97%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=vwbwlfvon7bmulbg5foabbxanl2dzgkuwpvtgkddiuoutyveosrq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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31c185ceec1decd13b09c736f42313c1c1e7e2bed23f7bda2938bbae7e2550cd
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bad68e8105176aa79203bf702032c4e669420db34d6d3fa2d5fd24f739984b81
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c133315365e9f0824d0783e78b9cb01d54aba4067c73cb148ea795819b49825c
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cd7cb9fcf332d42246a9496f91322139e9fce696baa466951116b72c8233bd6b
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d2a97ab97d0977567f4b2ee6ba659725fc82e9d4fbdf293b5f2bed5152d40af5
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AgentTesla
+ 10'624 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/201109-8qpx4cv95x/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
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

rar 2307a6b01e40f55c7d00c6bddec35394661d7d42d089af66b5f40f565ddfa06e

AgentTesla

Executable exe ad836596ae6fc2ca2c26e95c0086e06af43c9954b3eb332863451d49e2a474a3

(this sample)

  
Dropped by
MD5 c31cb59784f25b32570986d6404706cb
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 2307a6b01e40f55c7d00c6bddec35394661d7d42d089af66b5f40f565ddfa06e

Comments