MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 dec880c554495e068d0c59ce03b4717fb3429b1660df1575365c02b294279750. 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
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: dec880c554495e068d0c59ce03b4717fb3429b1660df1575365c02b294279750
SHA3-384 hash: 5cbbb008e4039c0afabe01272fbf54a2d42f17aa1d569a4e3fa2bf787724a64d80945bb3111f752c6428d66f5cd6218e
SHA1 hash: 852d498ba4fe58de3140bec70762b55e5aae354d
MD5 hash: fdb769a9c313c2fb8ef276df6671fa90
humanhash: black-pip-oklahoma-pennsylvania
File name:DRAWING & PECIFICATIONS.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:518'144 bytes
First seen:2020-08-06 06:52:26 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 12288:4P3SpedWJJXckR1kwVJWisQ4GFZediiJkXqjAbv/+rP/grpiA:PedWHXcnR0ecOkajAzmrwQA
Threatray 10'690 similar samples on MalwareBazaar
TLSH F1B4F044378D6F65D9FC8FF8426C718043B87E67AD51E3296D8134F626B2B80C7A0A97
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: hasanesco.com
Sending IP: 95.211.208.58
From: Jenevie S. Hinola < jeneviev@hasanesco.com>
Reply-To: Engineering@hasanesco.com
Subject: Request for Quotation - Develop & Renovate 94 Villas at Abou Hamour Awqaf 58 (Steel Gate Doors and Steel Cat Ladder) And Steel Building and Light
Attachment: DRAWING PECIFICATIONS.rar (contains "DRAWING & PECIFICATIONS.exe")

Intelligence

File Origin
# of uploads :
1
# of downloads :
65
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/40200/
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.34299971.11582.30226.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Launching a process
Creating a file
Using the Windows Management Instrumentation requests
Unauthorized injection to a system process
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/412344
Signature
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Machine Learning detection for sample
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)
Sigma detected: Capture Wi-Fi password
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
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 harvest and steal WLAN passwords
Tries to steal Mail credentials (via file access)
Uses netsh to modify the Windows network and firewall settings
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM_3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 258422 Sample: DRAWING & PECIFICATIONS.exe Startdate: 06/08/2020 Architecture: WINDOWS Score: 100 37 Found malware configuration 2->37 39 Sigma detected: Capture Wi-Fi password 2->39 41 Yara detected AgentTesla 2->41 43 5 other signatures 2->43 8 DRAWING & PECIFICATIONS.exe 3 2->8         started        12 LKUgjc.exe 2 2->12         started        14 LKUgjc.exe 1 2->14         started        process3 file4 31 C:\Users\...\DRAWING & PECIFICATIONS.exe.log, ASCII 8->31 dropped 53 Writes to foreign memory regions 8->53 55 Injects a PE file into a foreign processes 8->55 16 RegSvcs.exe 2 4 8->16         started        21 conhost.exe 12->21         started        23 conhost.exe 14->23         started        signatures5 process6 dnsIp7 33 smtp.yandex.ru 77.88.21.158, 49755, 587 YANDEXRU Russian Federation 16->33 35 smtp.yandex.com 16->35 29 C:\Users\user\AppData\Roaming\...\LKUgjc.exe, PE32 16->29 dropped 45 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 16->45 47 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 16->47 49 Tries to steal Mail credentials (via file access) 16->49 51 5 other signatures 16->51 25 netsh.exe 3 16->25         started        file8 signatures9 process10 process11 27 conhost.exe 25->27         started       
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/dec880c554495e068d0c59ce03b4717fb3429b1660df1575365c02b294279750/
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-08-06 02:44:00 UTC
AV detection:
24 of 29 (82.76%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=33eibrkujfpandimlhhahndrp6zufgywmdprk5jwlqblffbhs5ia._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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AgentTesla
+ 10'680 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
keylogger stealer spyware persistence trojan family:agenttesla
Link:
https://tria.ge/reports/200806-vf7mbvdl8n/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Modifies service
Suspicious use of SetThreadContext
Adds Run key to start application
Reads user/profile data of local email clients
Reads data files stored by FTP 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.
Threat name:
Kryptik
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/dec880c554495e068d0c59ce03b4717fb3429b1660df1575365c02b294279750

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 283654c1540e38184ede48aa0c4664d37f7ef30a2e4147cb0d83f31bc80a9c31

AgentTesla

Executable exe dec880c554495e068d0c59ce03b4717fb3429b1660df1575365c02b294279750

(this sample)

  
Dropped by
MD5 5a1f68a7d8b85967c1721d9860ca6e29
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/40200/
  
Dropped by
SHA256 283654c1540e38184ede48aa0c4664d37f7ef30a2e4147cb0d83f31bc80a9c31

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