MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 77dafc4c23c98c2d0518eb6bcee7cfc13128c249dafc4d5faefbfb67425f40e1. 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
| SHA256 hash: | 77dafc4c23c98c2d0518eb6bcee7cfc13128c249dafc4d5faefbfb67425f40e1 |
|---|---|
| SHA3-384 hash: | 92c10de173e860baca71893cdda96bd82f52dda549c29b5219ff718005d6faf5bb72783b29647cd0b1c0424d7ddcca50 |
| SHA1 hash: | 59b1fcf705108f90f9e09ec25c946a819d5394fc |
| MD5 hash: | 175a3ffb34c2f43414275ef5ea168cdb |
| humanhash: | green-robert-oranges-lake |
| File name: | GU8V38YD.EXE |
| Download: | download sample |
| Signature | AgentTesla |
| File size: | 947'712 bytes |
| First seen: | 2021-02-23 06:36:44 UTC |
| Last seen: | 2021-02-26 05:31:43 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'452 x Formbook, 12'201 x SnakeKeylogger) |
| ssdeep | 12288:a26HekkeKiUOg20jPQ/Svrh6f1NpQansF1yRL0LEZ50cN7qRCFcZPhrGxm+uqTSb:aJKiUbrjPOTq1FURkEZbBqRycZisj |
| Threatray | 2'814 similar samples on MalwareBazaar |
| TLSH | 3115AE126A886FADF07EA7355018940E9BF5F512D339D95F7D9220EB0DB2F0087A1E23 |
| Reporter |  cocaman |
| Tags: | AgentTesla exe |
Intelligence
File Origin
# of uploads :
6
# of downloads :
79
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV3
Result
Verdict:
Clean
Maliciousness:
Behaviour
Creating a window
Sending a UDP request
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 potential unpacker
.NET source code contains very large array initializations
.NET source code contains very large strings
C2 URLs / IPs found in malware configuration
Contains functionality to register a low level keyboard hook
Found malware configuration
Installs a global keyboard hook
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)
Queries sensitive video device information (via WMI, Win32_VideoController, 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)
Yara detected AgentTesla
Yara detected AntiVM_3
Behaviour
Behavior Graph:
Detection:
agenttesla
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2021-02-22 05:51:48 UTC
File Type:
PE (.Net Exe)
Extracted files:
71
AV detection:
20 of 28 (71.43%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
agenttesla
Similar samples:
+ 2'804 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Score:
10/10
Tags:
family:agenttesla evasion keylogger spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Maps connected drives based on registry
Checks BIOS information in registry
Looks for VMWare Tools registry key
AgentTesla Payload
Looks for VirtualBox Guest Additions in registry
AgentTesla
Unpacked files
SH256 hash:
e624003658c4f8b349f567c82229fd15d1e63d3d20fe6f7b4388403038cd2a44
MD5 hash:
b6ce7c1d81b9271eab825ea63de154c3
SHA1 hash:
0e7b89555314f8908c1098b652c9bf50e5ecc27b
SH256 hash:
77dafc4c23c98c2d0518eb6bcee7cfc13128c249dafc4d5faefbfb67425f40e1
MD5 hash:
175a3ffb34c2f43414275ef5ea168cdb
SHA1 hash:
59b1fcf705108f90f9e09ec25c946a819d5394fc
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
MassLogger
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.
Malspam
Delivery method
Other
Comments
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