MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ec37b5b04a9b9ab8ec6f6d4127b9230f2d3df94d50ef16b23ff69d5ada142bb2. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ec37b5b04a9b9ab8ec6f6d4127b9230f2d3df94d50ef16b23ff69d5ada142bb2
SHA3-384 hash: 267a52db5965652b48c62ff9b42e61acab33d653933ea21d0be030a988ecd42081a6a38bdbee65e84fdffd91ed8f4d0e
SHA1 hash: e545e8e9b5d8454995efb81834393ecf7261d328
MD5 hash: 311ca6d33f3d0826e8c36830e873f22e
humanhash: crazy-butter-salami-happy
File name:311ca6d33f3d0826e8c36830e873f22e.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:782'336 bytes
First seen:2021-07-02 11:55:18 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'607 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:4R0PE2jJDOPLpVQ2DeTAvBWDARsOJD9Zr6kFkJ4sgUFnsIL/h/4S9TkR+hZ0MxPS:YrD8AgDAR5IlFPa
TLSH 6FF429A8369470AED4B7CA77CAAB2C68E6B9B437570B550B601302DD4B0E943DF701B7
Reporter abuse_ch
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
168
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
311ca6d33f3d0826e8c36830e873f22e.exe
Verdict:
Malicious activity
Analysis date:
2021-07-02 12:02:42 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/8a61285c-0ae0-4e38-92a2-b4d281476b92

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AgentTeslaV3
Create hunting rule
Link:
https://www.capesandbox.com/analysis/169345/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.899-1.UNOFFICIAL
Create hunting rule

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/7d2d5d5b-14e8-40fd-9c67-5d050a5587bc
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/811089
Signature
Contains functionality to register a low level keyboard hook
Found malware configuration
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
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)
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 access)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 443497 Sample: 8Ai3lJ8LXw.exe Startdate: 02/07/2021 Architecture: WINDOWS Score: 100 31 Found malware configuration 2->31 33 Multi AV Scanner detection for dropped file 2->33 35 Multi AV Scanner detection for submitted file 2->35 37 6 other signatures 2->37 7 8Ai3lJ8LXw.exe 7 2->7         started        process3 file4 19 C:\Users\user\AppData\Roaming\ZhzwLB.exe, PE32 7->19 dropped 21 C:\Users\user\...\ZhzwLB.exe:Zone.Identifier, ASCII 7->21 dropped 23 C:\Users\user\AppData\Local\...\tmpE644.tmp, XML 7->23 dropped 25 C:\Users\user\AppData\...\8Ai3lJ8LXw.exe.log, ASCII 7->25 dropped 39 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->39 41 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->41 43 Contains functionality to register a low level keyboard hook 7->43 45 2 other signatures 7->45 11 8Ai3lJ8LXw.exe 2 7->11         started        15 schtasks.exe 1 7->15         started        signatures5 process6 dnsIp7 27 mail.privateemail.com 198.54.122.60, 49750, 587 NAMECHEAP-NETUS United States 11->27 29 192.168.2.1 unknown unknown 11->29 47 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 11->47 49 Tries to steal Mail credentials (via file access) 11->49 51 Tries to harvest and steal ftp login credentials 11->51 53 2 other signatures 11->53 17 conhost.exe 15->17         started        signatures8 process9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/ec37b5b04a9b9ab8ec6f6d4127b9230f2d3df94d50ef16b23ff69d5ada142bb2/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-07-02 07:30:01 UTC
File Type:
PE (.Net Exe)
Extracted files:
18
AV detection:
20 of 29 (68.97%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/210702-z5spdl8jda/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
1e04c00c5e60b044269d99cc369c84b3beb513bbbc0581b209e793f81036d44a
MD5 hash:
be9d873aa138f87e6f34744f010cf0a1
SHA1 hash:
4ef429343018d32c70acd44b1591f9364eb56563
Link:
https://www.unpac.me/results/bba09a01-00b3-4440-8ae6-83f31f2d0ae6/
SH256 hash:
7c53d4f003ecc6470a55c83ae8b5f8090b4ffa38647f284c2e692e1a9b94e4fe
MD5 hash:
9977dc663fd45db81f3844954a342cf7
SHA1 hash:
a7390f717de378babc63bc79686c82e7385ef5c1
Link:
https://www.unpac.me/results/bba09a01-00b3-4440-8ae6-83f31f2d0ae6/
SH256 hash:
1c5e0a0d909d1da24af87967a1e154c8aa490a1f99c6624e7214d20eb84f4fec
MD5 hash:
81faf15c7e3c9446d906659f7c7a9f16
SHA1 hash:
d7e05a22b109ce608109dc509029a7fe22b4b8bf
Link:
https://www.unpac.me/results/bba09a01-00b3-4440-8ae6-83f31f2d0ae6/
SH256 hash:
ec37b5b04a9b9ab8ec6f6d4127b9230f2d3df94d50ef16b23ff69d5ada142bb2
MD5 hash:
311ca6d33f3d0826e8c36830e873f22e
SHA1 hash:
e545e8e9b5d8454995efb81834393ecf7261d328
Link:
https://www.unpac.me/results/bba09a01-00b3-4440-8ae6-83f31f2d0ae6/
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/ec37b5b04a9b9ab8ec6f6d4127b9230f2d3df94d50ef16b23ff69d5ada142bb2

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.

Web download

AgentTesla

Executable exe ec37b5b04a9b9ab8ec6f6d4127b9230f2d3df94d50ef16b23ff69d5ada142bb2

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1419554/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/169345/

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