MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ecbf095e0b2cf6dfb41d5b4217c6b426ecb6e863f312c870b6118932ad4c814e. 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: 10


Intelligence 10 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ecbf095e0b2cf6dfb41d5b4217c6b426ecb6e863f312c870b6118932ad4c814e
SHA3-384 hash: 294f1b250801448eddea9e93bbed4279c08c095b97b2254d1724d042f338b670dd2fb176752026bc1a74cfbe9bd9957e
SHA1 hash: a34505ee963e0237057384d96a7ce4d0449adc0f
MD5 hash: 7c8aed3d6ba9a7c77796bbcd7279a4dc
humanhash: artist-whiskey-mexico-delta
File name:pdf.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:750'080 bytes
First seen:2022-07-21 09:41:14 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:Okgg31h/x8ABIB0hSfB7rD26106VLsbbMKgCyyDEk5Q6urZ:r/xq0I5fq6vLA45ygIfyZ
TLSH T106F4F17262A69F00C53F03B380E2164805B3AE4A6C72E7DE358E7D96B6F17D696407D3
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon 0c525252c9cce42b (5 x Formbook, 4 x AgentTesla, 2 x zgRAT)
Reporter lowmal3
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
296
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/293136/
Detection(s):
SecuriteInfo.com.Trojan.Packed2.44349.11880.14868-222265.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
Creating a process with a hidden window
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/62d91fe9ef2b0e63a82d0b13/reports/c49115e6-88e9-4818-a16a-710397e682ba/overview
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/c310736b-5478-4407-a7f6-7281f84f5346
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1038484
Signature
.NET source code contains very large array initializations
Adds a directory exclusion to Windows Defender
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
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)
Snort IDS alert for network traffic
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 steal Mail credentials (via file / registry access)
Uses schtasks.exe or at.exe to add and modify task schedules
Uses the Telegram API (likely for C&C communication)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Generic Downloader
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 670978 Sample: pdf.exe Startdate: 21/07/2022 Architecture: WINDOWS Score: 100 33 Snort IDS alert for network traffic 2->33 35 Malicious sample detected (through community Yara rule) 2->35 37 Multi AV Scanner detection for dropped file 2->37 39 10 other signatures 2->39 7 pdf.exe 7 2->7         started        process3 file4 23 C:\Users\user\AppData\...\KameioEReWe.exe, PE32 7->23 dropped 25 C:\Users\...\KameioEReWe.exe:Zone.Identifier, ASCII 7->25 dropped 27 C:\Users\user\AppData\Local\...\tmp4D2F.tmp, XML 7->27 dropped 29 C:\Users\user\AppData\Local\...\pdf.exe.log, ASCII 7->29 dropped 41 Uses schtasks.exe or at.exe to add and modify task schedules 7->41 43 Writes to foreign memory regions 7->43 45 Adds a directory exclusion to Windows Defender 7->45 47 Injects a PE file into a foreign processes 7->47 11 MSBuild.exe 15 2 7->11         started        15 powershell.exe 25 7->15         started        17 schtasks.exe 1 7->17         started        signatures5 process6 dnsIp7 31 api.telegram.org 149.154.167.220, 443, 49759 TELEGRAMRU United Kingdom 11->31 49 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 11->49 51 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 11->51 53 Tries to steal Mail credentials (via file / registry access) 11->53 55 3 other signatures 11->55 19 conhost.exe 15->19         started        21 conhost.exe 17->21         started        signatures8 process9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/ecbf095e0b2cf6dfb41d5b4217c6b426ecb6e863f312c870b6118932ad4c814e/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-07-21 09:00:17 UTC
File Type:
PE (.Net Exe)
Extracted files:
28
AV detection:
19 of 26 (73.08%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=5s7qsxqlft3n7na5lnbbprvue3wln2dd6mjmq4fwcgetflkmqfha._file
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
Link:
https://tria.ge/reports/220721-lpbx7sede3/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Checks computer location settings
AgentTesla
Malware Config
C2 Extraction:
https://api.telegram.org/bot5254575276:AAFWaXU-iUq7XUY5iCKZ19_bcweDLz5oZhE/sendDocument
Unpacked files
SH256 hash:
014ab29ee0d4167c378779e0c146d540ff9c7933decb969524c6d076750d52b4
MD5 hash:
e3c0366929e7567c1f5978a7ac6852e1
SHA1 hash:
6433150adcf5b2ca82d96545db54504632393ea5
Link:
https://www.unpac.me/results/7ae123b7-31a8-4b49-9e0d-f3e570b35a3e/
SH256 hash:
7000ffe96a42be3dac17877467d997e9edb4e2d258cf958f6bb0035791c443fa
MD5 hash:
da60eccee1b79acb2e7b1aa07e970dc5
SHA1 hash:
5ae0d671a0ceb4f280ee2f5fd0433c0d70ce8ba8
Link:
https://www.unpac.me/results/7ae123b7-31a8-4b49-9e0d-f3e570b35a3e/
SH256 hash:
39c2d879c57f07305ce60412dc8a88f02e51f1a14a06cc605768d1d7f5313807
MD5 hash:
db51fe170a9e5d6ec5429a2fbd9d0353
SHA1 hash:
e30a58125fc41322db6cf2ccb6a6d414ed379016
Link:
https://www.unpac.me/results/7ae123b7-31a8-4b49-9e0d-f3e570b35a3e/
SH256 hash:
e96ca6b452af21e89e8b28d004983cb1f4ab29ddf83546016685a038f0520d5b
MD5 hash:
229d8f8c3ff294138c987f08f80a4548
SHA1 hash:
b384185353cf260cfa11123790788f5c410dd423
Link:
https://www.unpac.me/results/7ae123b7-31a8-4b49-9e0d-f3e570b35a3e/
SH256 hash:
1da7bf97230add1c6f0fbe7541ab426fb18f28d3823b8d85a935d1596d3bfcda
MD5 hash:
f112cd39b5572ff8dd32803269e6d279
SHA1 hash:
84b9744b8af1f3224cf6f6c9d4a6a9ff9992ac02
Link:
https://www.unpac.me/results/7ae123b7-31a8-4b49-9e0d-f3e570b35a3e/
SH256 hash:
ecbf095e0b2cf6dfb41d5b4217c6b426ecb6e863f312c870b6118932ad4c814e
MD5 hash:
7c8aed3d6ba9a7c77796bbcd7279a4dc
SHA1 hash:
a34505ee963e0237057384d96a7ce4d0449adc0f
Link:
https://www.unpac.me/results/7ae123b7-31a8-4b49-9e0d-f3e570b35a3e/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/ecbf095e0b2cf6dfb41d5b4217c6b426ecb6e863f312c870b6118932ad4c814e

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:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

AgentTesla

Executable exe ecbf095e0b2cf6dfb41d5b4217c6b426ecb6e863f312c870b6118932ad4c814e

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/293136/

Comments