MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 42db9925488d67e6db55e001f16d6b08f06e7a4da9e8c2755a343ff591f08e88. 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
| SHA256 hash: | 42db9925488d67e6db55e001f16d6b08f06e7a4da9e8c2755a343ff591f08e88 |
|---|---|
| SHA3-384 hash: | Calculating hash |
| SHA1 hash: | Calculating hash |
| MD5 hash: | 3fa274580f7ce2f685d402ad5cbf6eaf |
| humanhash: | Calculating hash |
| File name: | invoice.exe |
| Download: | download sample |
| Signature | AgentTesla |
| File size: | 574'464 bytes |
| First seen: | 2021-12-17 01:17:28 UTC |
| Last seen: | 2021-12-17 14:05:00 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | Calculating imphash |
| ssdeep | Calculating ssdeep hash |
| Threatray | 13'466 similar samples on MalwareBazaar |
| TLSH | Calculating TLSH |
| telfhash | Calculating telfhash |
| Reporter |  GovCERT_CH |
| Tags: | AgentTesla exe |
Intelligence
File Origin
# of uploads :
8
# of downloads :
183
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV3
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
DNS request
Сreating synchronization primitives
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Enabling autorun by creating a file
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
obfuscated packed
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
Verdict:
Malicious
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.adwa.spyw.evad
Score:
100 / 100
Signature
.NET source code contains very large array initializations
.NET source code contains very large strings
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Modifies the hosts 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)
Sigma detected: Suspicius Add Task From User AppData Temp
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
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
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Gathering data
Gathering data
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
agenttesla
Similar samples:
+ 13'456 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Score:
10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
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
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
Drops file in Drivers directory
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
763e379a76e62637a9cfca768f3ee63256accc96cbb0dbcbad8e5ac99fa563f6
MD5 hash:
ac0ee92935f05753075f64c2e44b59c6
SHA1 hash:
fa1130377cb5c6e4bab6d448c89304206526a75f
SH256 hash:
973c506089128f551f4447ec9617a399d58f96aac58cd705de4ef2cba6309407
MD5 hash:
a1aec328a0e558fdd48e3396768c0d7e
SHA1 hash:
c178665985c4e0937603eec69f3a4c76767aed3e
SH256 hash:
79823e47436e129def4fba8ee225347a05b7bb27477fb1cc8be6dc9e9ce75696
MD5 hash:
39f524c1ab0eb76dfd79b2852e5e8c39
SHA1 hash:
428018e1701006744e34480b0029982a76d8a57d
SH256 hash:
42db9925488d67e6db55e001f16d6b08f06e7a4da9e8c2755a343ff591f08e88
MD5 hash:
3fa274580f7ce2f685d402ad5cbf6eaf
SHA1 hash:
f68836d89c481209965fecbc99b872847118109e
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: | pe_imphash |
|---|
| Rule name: | pe_imphash |
|---|
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| 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
Delivery method
Distributed via e-mail attachment
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