MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5fb6a70ea0d775ebd15b883fac32364c4eec52d595174fd99b966f089267da36. 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: 5fb6a70ea0d775ebd15b883fac32364c4eec52d595174fd99b966f089267da36
SHA3-384 hash: 6a5a66538c60204f239b4b288f350d54f32285034ae7c7e4767274baab83eb65b129c2294ca28380388ae2a91e955ff1
SHA1 hash: 257aad975b7a43a9ab2a6455e57a84c045a05326
MD5 hash: bcf81c3214830e3ae0ccbb641a50fcf9
humanhash: oven-tango-delaware-kitten
File name:Signed Invoice.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'635'328 bytes
First seen:2020-05-28 08:36:46 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:btb20pkaCqT5TBWgNQ7aN1Fgm+LJadC2T/EQ6hfHcs2eI3lxFCYb6ZP6V8qiIM6A:YVg5tQ7aN12jGCEsQe9EiMnA5
Threatray 11'030 similar samples on MalwareBazaar
TLSH 1175CF12239EC650EA6F617379156341AE6BE81536A0FCFB1FB4C83CE8111614E3A76F
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: itl-group.in
Sending IP: 103.99.1.173
From: Sandhya Vinod<sc2@itl-group.in>
Subject: RE: SIGNED INVOICE
Attachment: Signed Invoice.rar (contains "Signed Invoice.exe")

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

Intelligence

File Origin
# of uploads :
1
# of downloads :
75
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:
2020-05-28 09:01:51 UTC
File Type:
PE (Exe)
Extracted files:
11
AV detection:
29 of 48 (60.42%)
Threat level:
  2/5
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
1218e2c22539ce5761b41898a9ad562eeb54c27e4f786ea0374c25e2a28e7d03
AgentTesla
47d82ba4710a3924c4c552d64568cc4e7384776ba1bbf1d84e2e9104a4e094a8
AgentTesla
593c5765a2ff3e24fc670f9321b19d64854fd3db78544d5cfe7badff43a6cd4b
AgentTesla
6dc407eb41b8a813558364ae42dcdcce2019209615cc73141b9b6b91de15fd29
AgentTesla
764c22b1c44a21388bbcbb0b4ccae5b3a0214f1742bd786eaa991b9abf9deaf8
AgentTesla
8b9172b2c33f94978f53d0197c809c937264197976d1c9f5fb027fd29280250b
AgentTesla
9096390efef4b3849e90bfa158d8dd4a8b2ee858bcc2b8daae0d7dd0b1105963
AgentTesla
9ac8d9211067d6a7481de6c319a8b1539e60d6b63b4cf8588167fea878b5bbf7
AgentTesla
c78c79c0320f6692a5ccaa117a0f0ce1735b2e62c042087c7c95cdbab80c777a
AgentTesla
ddd78da962ab1cd6366af9c647daaa7f234e8125c62b10cab1eeb715f4c0e514
AgentTesla
+ 11'020 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-tjkcar4nxa/
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.

aa7ced217dbf8e29d9191ab90d1acf2f

AgentTesla

Executable exe 5fb6a70ea0d775ebd15b883fac32364c4eec52d595174fd99b966f089267da36

(this sample)

  
Dropped by
MD5 aa7ced217dbf8e29d9191ab90d1acf2f
  
Delivery method
Distributed via e-mail attachment

Comments