MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 b3f42face1376b1c33226912a09753a382eadef7131f5cf319b1d5e6eefad502. 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: 11
| SHA256 hash: | b3f42face1376b1c33226912a09753a382eadef7131f5cf319b1d5e6eefad502 |
|---|---|
| SHA3-384 hash: | 33e33df6991461ecfd0d898da31ce9018b0a5ab91e6171d4a98aec3dc40f91fbe95e7e8e584615d8665c1de43f86f545 |
| SHA1 hash: | 461572afe48e38c890da56cf9f4ecda706a13be1 |
| MD5 hash: | a0d8f14c958299503e507568cd4d3789 |
| humanhash: | ink-pasta-twelve-hamper |
| File name: | a0d8f14c958299503e507568cd4d3789.exe |
| Download: | download sample |
| Signature | AgentTesla |
| File size: | 27'136 bytes |
| First seen: | 2020-12-22 08:21:54 UTC |
| Last seen: | 2020-12-22 09:56:53 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger) |
| ssdeep | 384:QKnKC/b5ZncXRZjgAbdqZSo42Vq3yjtfux1GLBCUyPdKlsQvxwAkLUJ8s0:QqtFZncXbtbW42tjtv9FyPgGQCJG30 |
| Threatray | 1'955 similar samples on MalwareBazaar |
| TLSH | 2FC232F7330E8E93E54AFB3072032167574588673A6B4B62D4A62353D8526C46BD3E8B |
| Reporter |  abuse_ch |
| Tags: | AgentTesla exe |
Intelligence
File Origin
# of uploads :
2
# of downloads :
288
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
ES-MA-18-9 4130.doc
Verdict:
Malicious activity
Analysis date:
2020-12-22 06:39:26 UTC
Tags:
exploit CVE-2017-11882 loader
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Result
Verdict:
Malware
Maliciousness:
Behaviour
Running batch commands
Creating a process with a hidden window
Launching a process
DNS request
Unauthorized injection to a recently created process
Creating a file
Creating a window
Sending a UDP request
Using the Windows Management Instrumentation requests
Sending a TCP request to an infection source
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains very large array initializations
Connects to a pastebin service (likely for C&C)
Found malware configuration
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for sample
May check the online IP address of the machine
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 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)
Yara detected AgentTesla
Behaviour
Behavior Graph:
Detection:
agenttesla
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2020-12-21 15:43:29 UTC
AV detection:
20 of 27 (74.07%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
agenttesla
Similar samples:
+ 1'945 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Score:
10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Behaviour
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Looks up external IP address via web service
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Unpacked files
SH256 hash:
b3f42face1376b1c33226912a09753a382eadef7131f5cf319b1d5e6eefad502
MD5 hash:
a0d8f14c958299503e507568cd4d3789
SHA1 hash:
461572afe48e38c890da56cf9f4ecda706a13be1
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Trojan
Score:
1.00
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: | ach_AgentTesla_20200929 |
|---|---|
| Author: | abuse.ch |
| Description: | Detects AgentTesla PE |
| Rule name: | MALWARE_Win_AgentTeslaV3 |
|---|---|
| Author: | ditekshen |
| Description: | AgentTeslaV3 infostealer payload |
| Rule name: | win_agent_tesla_v1 |
|---|---|
| Author: | Johannes Bader @viql |
| Description: | detects Agent Tesla |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Web download
Delivery method
Distributed via web download
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