MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 b052a8dff8f7cd814a235ebf8db0876c61e20ac035347fa7ab7b090159e20833. 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: 16
| SHA256 hash: | b052a8dff8f7cd814a235ebf8db0876c61e20ac035347fa7ab7b090159e20833 |
|---|---|
| SHA3-384 hash: | ceb13e27fa3e13a1ae8f2fdd52524440f88b37ae4582f1abf2778a836a55071fc895d26aa8350fa8c1c172558d06f0d8 |
| SHA1 hash: | 57898ac3291a52bc2cbb8470b7bc3a8957f1f3e6 |
| MD5 hash: | a048d50c92a80b789d2f68ff061376e1 |
| humanhash: | summer-hot-mockingbird-hamper |
| File name: | a048d50c92a80b789d2f68ff061376e1 |
| Download: | download sample |
| Signature | AgentTesla |
| File size: | 309'520 bytes |
| First seen: | 2023-06-20 07:11:33 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 61259b55b8912888e90f516ca08dc514 (1'059 x Formbook, 741 x AgentTesla, 427 x GuLoader) |
| ssdeep | 6144:/Ya6BjGfMY5bi8Sm172Ho+PymNa+MAuBB/YmS57N/DkGBLis7JvwPJx9bRb:/YLiJ+V5H9hfuzbSddD7z9wPlZ |
| Threatray | 4'775 similar samples on MalwareBazaar |
| TLSH | T1AA641274B6A0D0DFE1A357314DBE2BB2AE74CA5168B0330B1F6597187A25251DB0E3A3 |
| TrID | 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13) 15.9% (.EXE) Win64 Executable (generic) (10523/12/4) 9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 7.6% (.EXE) Win16 NE executable (generic) (5038/12/1) 6.8% (.EXE) Win32 Executable (generic) (4505/5/1) |
| File icon (PE): |  |
| dhash icon | b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla) |
| Reporter |  zbetcheckin |
| Tags: | 32 AgentTesla exe |
Intelligence
File Origin
# of uploads :
1
# of downloads :
264
Origin country :
FRVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Packers Order.xls
Verdict:
Malicious activity
Analysis date:
2023-06-20 07:04:00 UTC
Tags:
exploit cve-2017-11882 opendir loader
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
XorStringsNET
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a file in the %temp% directory
Creating a window
Creating a file
Unauthorized injection to a recently created process
Using the Windows Management Instrumentation requests
Sending a custom TCP request
Сreating synchronization primitives
DNS request
Reading critical registry keys
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Stealing user critical data
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
lolbin overlay packed shell32.dll
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
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.
Malware family:
Agent Tesla
Verdict:
Malicious
Result
Threat name:
AgentTesla, NSISDropper
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Detected unpacking (changes PE section rights)
Detected unpacking (creates a PE file in dynamic memory)
Detected unpacking (overwrites its own PE header)
Found malware configuration
Machine Learning detection for dropped file
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 dropped file
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sample uses string decryption to hide its real strings
Snort IDS alert for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected AgentTesla
Yara detected NSISDropper
Behaviour
Behavior Graph:
Detection:
agenttesla
Threat name:
Win32.Spyware.Negasteal
Status:
Malicious
First seen:
2023-06-19 13:50:03 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
19 of 37 (51.35%)
Threat level:
2/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
agenttesla
Similar samples:
+ 4'765 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Score:
10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
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
Looks up external IP address via web service
Loads dropped DLL
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:
963f520f19a146793d4ddf36769620a388250e20f9061152a2c1f4de7a3052cb
MD5 hash:
4ae92ba38d2e38927b4300f991c115b2
SHA1 hash:
fe7824617891025c06f710d12b1aeadfd6aa3b78
SH256 hash:
b052a8dff8f7cd814a235ebf8db0876c61e20ac035347fa7ab7b090159e20833
MD5 hash:
a048d50c92a80b789d2f68ff061376e1
SHA1 hash:
57898ac3291a52bc2cbb8470b7bc3a8957f1f3e6
Malware family:
AgentTesla
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
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: | cobalt_strike_tmp01925d3f |
|---|---|
| Author: | The DFIR Report |
| Description: | files - file ~tmp01925d3f.exe |
| Reference: | https://thedfirreport.com |
| Rule name: | MSIL_SUSP_OBFUSC_XorStringsNet |
|---|---|
| Author: | dr4k0nia |
| Description: | Detects XorStringsNET string encryption, and other obfuscators derived from it |
| Reference: | https://github.com/dr4k0nia/yara-rules |
| Rule name: | msil_susp_obf_xorstringsnet |
|---|---|
| Author: | dr4k0nia |
| Description: | Detects XorStringsNET string encryption, and other obfuscators derived from it |
| Rule name: | pe_imphash |
|---|
| Rule name: | shellcode |
|---|---|
| Author: | nex |
| Description: | Matched shellcode byte patterns |
| 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.
Web download
Delivery method
Distributed via web download
Comments
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