MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d63afe1ea3ed68602cf36e5f78e76143fd7c70a1a2bfada402d1d5cc6428c68e. 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: 9


Intelligence 9 IOCs YARA 3 File information Comments

SHA256 hash: d63afe1ea3ed68602cf36e5f78e76143fd7c70a1a2bfada402d1d5cc6428c68e
SHA3-384 hash: 6490e59cb0712ac76dd0d144f78fc6d64ede3ee7573160ebf9d626c7c4c3bf1f2790b748b8f0400935fc04de116cca2e
SHA1 hash: 53df096e281c12e5c25f9342b08136be214c8151
MD5 hash: bcf574afc811840b231926806ece4551
humanhash: florida-georgia-fillet-solar
File name:Account update for your HDFC Bank.exe
Download: download sample
Signature AgentTesla
File size:818'176 bytes
First seen:2020-08-13 13:42:11 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash bd9a6764235778d7fabb327e5e20a560 (8 x AgentTesla, 6 x Loki, 2 x NetWire)
ssdeep 12288:smp9XVk3rNq8srw+ZdKSsWItO8n+D0s+rIJ+Unk8ZaKOrJ3RshgHYi:hlQNqHMWKKcAFrJHncK80S
Threatray 10'105 similar samples on MalwareBazaar
TLSH C205AF62B2E37432D3671A3D9D1B77759829BE312A287B462BF41C4C5F392B138351A3
Reporter abuse_ch
Tags:AgentTesla Endurance exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: qproxy5-pub.mail.unifiedlayer.com
Sending IP: 69.89.21.30
From: HDFC Bank InstaAlerts <finance@catscanterbury.com>
Subject: View: Account update for your HDFC Bank A/c
Attachment: Account update for your HDFC Bank.gz (contains "Account update for your HDFC Bank.exe")

AgentTesla SMTP exfil server:
mail.wingsofmusic.com.au:587

AgentTesla SMTP exfil email address:
seed@wingsofmusic.com.au

Intelligence


File Origin
# of uploads :
1
# of downloads :
71
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Sending a UDP request
Using the Windows Management Instrumentation requests
Creating a file in the %AppData% subdirectories
Enabling the 'hidden' option for recently created files
Reading critical registry keys
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Stealing user critical data
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Contains functionality to detect sleep reduction / modifications
Detected unpacking (changes PE section rights)
Detected unpacking (creates a PE file in dynamic memory)
Detected unpacking (overwrites its own PE header)
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Machine Learning detection for dropped file
Machine Learning detection for sample
Maps a DLL or memory area into another process
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file access)
Yara detected AgentTesla
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 265870 Sample: Account update for your HDF... Startdate: 14/08/2020 Architecture: WINDOWS Score: 100 32 Found malware configuration 2->32 34 Detected unpacking (changes PE section rights) 2->34 36 Detected unpacking (creates a PE file in dynamic memory) 2->36 38 6 other signatures 2->38 6 Newapp.exe 2->6         started        9 Account update for your HDFC Bank.exe 2->9         started        11 Newapp.exe 2->11         started        process3 signatures4 40 Detected unpacking (changes PE section rights) 6->40 42 Detected unpacking (creates a PE file in dynamic memory) 6->42 44 Detected unpacking (overwrites its own PE header) 6->44 48 4 other signatures 6->48 13 Newapp.exe 2 6->13         started        46 Maps a DLL or memory area into another process 9->46 17 Account update for your HDFC Bank.exe 2 5 9->17         started        20 Newapp.exe 2 11->20         started        process5 dnsIp6 26 mail.wingsofmusic.com.au 13->26 50 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 13->50 52 Tries to steal Mail credentials (via file access) 13->52 54 Tries to harvest and steal ftp login credentials 13->54 56 Tries to harvest and steal browser information (history, passwords, etc) 13->56 28 wingsofmusic.com.au 223.130.27.10, 49726, 49735, 587 SYNERGYWHOLESALE-APSYNERGYWHOLESALEPTYLTDAU Australia 17->28 30 mail.wingsofmusic.com.au 17->30 22 C:\Users\user\AppData\Roaming\...22ewapp.exe, PE32 17->22 dropped 24 C:\Users\user\...24ewapp.exe:Zone.Identifier, ASCII 17->24 dropped 58 Hides that the sample has been downloaded from the Internet (zone.identifier) 17->58 file7 signatures8
Threat name:
Win32.Trojan.Kryptik
Status:
Malicious
First seen:
2020-08-13 11:28:27 UTC
AV detection:
26 of 29 (89.66%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
upx keylogger stealer persistence spyware trojan family:agenttesla
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
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
UPX packed file
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
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:CAP_HookExKeylogger
Author:Brian C. Bell -- @biebsmalwareguy
Reference:https://github.com/DFIRnotes/rules/blob/master/CAP_HookExKeylogger.yar
Rule name:win_agent_tesla_w1
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

Executable exe d63afe1ea3ed68602cf36e5f78e76143fd7c70a1a2bfada402d1d5cc6428c68e

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments