MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 958535bca5e72d8ad282689df488768c66f2f29671d2ab32cc9e067f5d346168. 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: 8
| SHA256 hash: | 958535bca5e72d8ad282689df488768c66f2f29671d2ab32cc9e067f5d346168 |
|---|---|
| SHA3-384 hash: | ad8dc9319131750d974bcebb17e02e4e3fd395a507ed13dbab56d3a117abc45d8d0ffb3195ee48c3828423f9ad2fe117 |
| SHA1 hash: | e20743adf68f5cb2877901e8774cfd9523cdeede |
| MD5 hash: | 561e3075e7562f8e42a9f4e18e2c7635 |
| humanhash: | london-cat-skylark-football |
| File name: | 561e3075e7562f8e42a9f4e18e2c7635.exe |
| Download: | download sample |
| Signature | AgentTesla |
| File size: | 586'240 bytes |
| First seen: | 2020-11-20 07:13:44 UTC |
| Last seen: | 2020-11-20 08:57:30 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'206 x SnakeKeylogger) |
| ssdeep | 12288:u2ZQ3tn4mj6i4BmVosGGlgK1c93Sd/LK7FORZ8tJJET:0Lj6iVo3GleKSOR2X |
| Threatray | 1'421 similar samples on MalwareBazaar |
| TLSH | C9C423C4569ED1BDE16E02B66C71028656FF81CB9134FF70AF4CE09D2A63BE90141AF6 |
| Reporter |  abuse_ch |
| Tags: | AgentTesla exe Telegram |
Intelligence
File Origin
# of uploads :
2
# of downloads :
101
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Launching a process
Creating a file
Using the Windows Management Instrumentation requests
Creating a file in the %AppData% subdirectories
Enabling the 'hidden' option for recently created files
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a system process
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
Hides that the sample has been downloaded from the Internet (zone.identifier)
Installs a global keyboard hook
Machine Learning detection for sample
Maps a DLL or memory area into another process
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)
Uses the Telegram API (likely for C&C communication)
Writes to foreign memory regions
Yara detected AgentTesla
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.Wacatac
Status:
Suspicious
First seen:
2020-11-19 17:01:55 UTC
AV detection:
22 of 29 (75.86%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
agenttesla
Similar samples:
+ 1'411 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Score:
10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
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:
958535bca5e72d8ad282689df488768c66f2f29671d2ab32cc9e067f5d346168
MD5 hash:
561e3075e7562f8e42a9f4e18e2c7635
SHA1 hash:
e20743adf68f5cb2877901e8774cfd9523cdeede
SH256 hash:
a5ef8d49cd6f783976daea3830b3b6efb8588ea58681e39fa1c5ce1c13a832a2
MD5 hash:
8a2efef6ac69e5ffe51ba16909cb5501
SHA1 hash:
726453d483435e26ef0cbbc22c0d6a8c0d133937
SH256 hash:
8056c6a67b7bdaec73648fe7ea1295720119072b292eebc4ac8fccb418138b3b
MD5 hash:
482a079195520c24ada0148797f4b303
SHA1 hash:
870d350ed400d15c0540ca9e607f382f8923e4ff
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: | ach_AgentTesla_20200929 |
|---|---|
| Author: | abuse.ch |
| Description: | Detects AgentTesla PE |
| 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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