MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 23fbda6615005156d204371982d99be45fea990cf58dd637d8e5ec6550347346. 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: 23fbda6615005156d204371982d99be45fea990cf58dd637d8e5ec6550347346
SHA3-384 hash: 4d7d7e96d332f66f274a864860dc5e17963af0cad0eb46466a3b3c8070a1593e184457d4bc2b8ead391798c904e1b9b1
SHA1 hash: 8ba93130307386417c17199f9a7b0b5fb80e9147
MD5 hash: 2ea60027bdd6695b57337c8d9fa21386
humanhash: lamp-tennis-river-uncle
File name:GMB NO. 2301545541.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:630'784 bytes
First seen:2020-05-10 14:14:34 UTC
Last seen:2020-05-13 05:35:19 UTC
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:oZdg2pYhfofSoqb+F27rgoBrApeAszMKo6xi+:oZz22Nqb+3gApe0
Threatray 10'628 similar samples on MalwareBazaar
TLSH 18D49D152C5EDD33E0749AF084DDA057CE32E611AAABBF1A1945994E1EE1F4CC108FBE
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: li972-201.members.linode.com
Sending IP: 45.33.18.201
From: Jayadev <Jayadev.p112@tristar-transport.com>
Subject: M/V LEADERSHIP @ FUJAIRAH - PO 4091-01207 GMB 2301545541 (bulk) + GMB 2301545545 (pack) (ref 21629607)
Attachment: GMB NO. 2301545541.rar (contains "GMB NO. 2301545541.exe")

AgentTesla SMTP exfil server:
secure197.inmotionhosting.com:587

Intelligence

File Origin
# of uploads :
4
# of downloads :
86
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Trojan.Siggen9.45399.7789.9944.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-10 15:00:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
21
AV detection:
24 of 31 (77.42%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ep55uzqvabivnuqeg4myfwm34rp6vgim6wg5mn6y4xwgkubuonda._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
077ea1beb3d55288fae709ca1656bf8ddb08fca31dd675ac81de3980b7b3eaed
AgentTesla
13bcf525a0617b8107fa61cd8fc1b47bf37c7a91291c3a68724cf3edac4aeab7
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40b64f01b9da5a5fdafaeae7226eb911ec29c6ecddd24aae32465f0c3b97fac5
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47519bc3ffcdb7d45e568197d6a224dc781db2666660ec2e1d0e791fe9f762fd
AgentTesla
6c9286bcdd8b19eeb511081542ebc58f81f3f354f13aa3e076f22443b3013fd9
AgentTesla
741f3a690a9f6efc608f0c310e7e8d3ddfd2aabc4272e1e714d68647faa3c3e8
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cb923f272e0296a32c82331b4e12de37280c80d7cf320084f2a4e621f4387de8
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e2441bea072dce22af4853106891cb87d314461749fde2b31a0f6b3521e5daa3
AgentTesla
f14e610ce7a0f34784a09f45d686d3509c7bc53d0a0c7fb88427d650b44ba8f5
AgentTesla
f7bb01e6cdd242b59f4095d3a7d6398105b3030f87ae40f33932265ff520a954
AgentTesla
+ 10'618 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-mkmrqds2ps/
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
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 38c8866811fad9b735b67a3d1971d3bc5b561c28eab645722bef74597e22574b

AgentTesla

Executable exe 23fbda6615005156d204371982d99be45fea990cf58dd637d8e5ec6550347346

(this sample)

  
Dropped by
MD5 c4a62e22630647bf19bbcddc39b807ca
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 38c8866811fad9b735b67a3d1971d3bc5b561c28eab645722bef74597e22574b

Comments