MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 611656c80c7c9b32e24f770d70ba8488cd2b4079b35f7308fd4261d06480ec3f. 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: 611656c80c7c9b32e24f770d70ba8488cd2b4079b35f7308fd4261d06480ec3f
SHA3-384 hash: e63aa5586af05ea0d0577d213d4eedb1182a9dc95fdf89bff340058a4fd8696b3c2349b594817dde502554634fd7f41d
SHA1 hash: 1401bfe57a8f8c4a7c0b0b145afaba75c99ab9bd
MD5 hash: 7c2447c7506cb6e1ff0144da0837b498
humanhash: december-bakerloo-fix-echo
File name:Spare Part (KITO)__________.exe
Download: download sample
Signature AgentTesla
File size:1'126'400 bytes
First seen:2020-08-31 05:46:01 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 73ae1eef07955a270fc7a7f873444c85 (16 x AgentTesla, 8 x MassLogger, 5 x Loki)
ssdeep 12288:lR/MXPsQjiTiCAeeJpWkjumgIvSQCutDEVFbtir4247AQrns/j/8cFRioIHWG1yO:HQvrCXEucruic247nrns/Ae8X18MKz6
Threatray 11'047 similar samples on MalwareBazaar
TLSH 5F356A13F3DE44BFC5321A389E3B52B6982ABE13693478457FE4D94C4E3928538352E6
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: uzlinshpl01.uzcloud.uz
Sending IP: 185.74.4.8
From: Gary <garyxu@icoolglobal.com>
Subject: RFQ: Spare Part (KITO)
Attachment: Spare Part KITO__________.gz (contains "Spare Part (KITO)__________.exe")

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

Intelligence


File Origin
# of uploads :
1
# of downloads :
89
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Launching a process
Sending a UDP request
Using the Windows Management Instrumentation requests
Reading critical registry keys
Stealing user critical data
Unauthorized injection to a system process
Enabling autorun by creating a file
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Allocates memory in foreign processes
Contains functionality to detect sleep reduction / modifications
Delayed program exit found
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Drops VBS files to the startup folder
Found malware configuration
Machine Learning detection for sample
Maps a DLL or memory area into another process
Multi AV Scanner detection for submitted file
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)
Queues an APC in another process (thread injection)
Sigma detected: Drops script at startup location
Sigma detected: Suspicious Double Extension
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)
Writes to foreign memory regions
Yara detected AgentTesla
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 279800 Sample: Spare Part (KITO)__________.exe Startdate: 31/08/2020 Architecture: WINDOWS Score: 100 32 Found malware configuration 2->32 34 Multi AV Scanner detection for submitted file 2->34 36 Detected unpacking (changes PE section rights) 2->36 38 8 other signatures 2->38 7 wscript.exe 1 2->7         started        9 Spare Part (KITO)__________.exe 2->9         started        process3 signatures4 12 Spare Part (KITO)__________.exe 7->12         started        48 Writes to foreign memory regions 9->48 50 Allocates memory in foreign processes 9->50 52 Maps a DLL or memory area into another process 9->52 54 Queues an APC in another process (thread injection) 9->54 15 notepad.exe 1 9->15         started        17 Spare Part (KITO)__________.exe 4 9->17         started        process5 signatures6 56 Writes to foreign memory regions 12->56 58 Allocates memory in foreign processes 12->58 60 Maps a DLL or memory area into another process 12->60 19 Spare Part (KITO)__________.exe 4 12->19         started        23 notepad.exe 1 12->23         started        62 Drops VBS files to the startup folder 15->62 64 Delayed program exit found 15->64 process7 dnsIp8 28 smtp.yandex.ru 77.88.21.158, 49737, 587 YANDEXRU Russian Federation 19->28 30 smtp.yandex.com 19->30 40 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 19->40 42 Tries to steal Mail credentials (via file access) 19->42 44 Tries to harvest and steal ftp login credentials 19->44 46 Tries to harvest and steal browser information (history, passwords, etc) 19->46 26 C:\Users\user\AppData\Roaming\...\Doc.vbs, ASCII 23->26 dropped file9 signatures10
Threat name:
Win32.Trojan.DelfFareIt
Status:
Malicious
First seen:
2020-08-30 21:56:50 UTC
AV detection:
28 of 29 (96.55%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
upx keylogger stealer spyware trojan family:agenttesla
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
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
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 611656c80c7c9b32e24f770d70ba8488cd2b4079b35f7308fd4261d06480ec3f

(this sample)

  
Delivery method
Distributed via e-mail attachment

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