MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ea26eb1a80e95557c32242dbfe0265e2b0c134da0a67e5aa6e5eb861238568c3. 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: 17


Intelligence 17 IOCs YARA 8 File information Comments

SHA256 hash: ea26eb1a80e95557c32242dbfe0265e2b0c134da0a67e5aa6e5eb861238568c3
SHA3-384 hash: a5b3a54efb38a70237d053dfb5ccfdbbd00db7bb2aeb8d401a2dfdeabe0dc176933e46a4e42438a7abbf422e8347c457
SHA1 hash: 1c55b66201f23700d980ad157d9a0748aba6d219
MD5 hash: abfffc28d95f9056f60f2d268183fb5c
humanhash: green-alaska-rugby-two
File name:501839277.exe
Download: download sample
Signature AgentTesla
File size:309'478 bytes
First seen:2023-07-12 13:21:56 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 61259b55b8912888e90f516ca08dc514 (1'059 x Formbook, 741 x AgentTesla, 427 x GuLoader)
ssdeep 6144:/Ya65EH//St5wrWOdTcJwlAyP95JZGnui3XQqsuGrFsE1QL1XE1zY:/YryHamrzFWWP95JZSl3XQqs/0ZXOzY
Threatray 999 similar samples on MalwareBazaar
TLSH T1B76412A83AB8C9ABE09307325E75A6593FF3E0241894874F7B610F9D7C7B152A50CB17
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):PE icon
dhash icon b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla)
Reporter James_inthe_box
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
1
# of downloads :
271
Origin country :
US US
Vendor Threat Intelligence
Malware family:
agenttesla
ID:
1
File name:
501839277.exe
Verdict:
Malicious activity
Analysis date:
2023-07-12 13:25:28 UTC
Tags:
stealer agenttesla

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a file in the %temp% directory
Creating a window
Creating a file
Creating a file in the %AppData% subdirectories
Unauthorized injection to a recently created process
Restart of the analyzed sample
Using the Windows Management Instrumentation requests
Sending a custom TCP request
Сreating synchronization primitives
DNS request
Reading critical registry keys
Sending an HTTP GET request
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Stealing user critical data
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Behaviour
MalwareBazaar
Gathering data
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
Creates multiple autostart registry keys
Detected unpacking (changes PE section rights)
Detected unpacking (creates a PE file in dynamic memory)
Detected unpacking (overwrites its own PE header)
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
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
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
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1271776 Sample: 501839277.exe Startdate: 12/07/2023 Architecture: WINDOWS Score: 100 58 Found malware configuration 2->58 60 Multi AV Scanner detection for dropped file 2->60 62 Multi AV Scanner detection for submitted file 2->62 64 3 other signatures 2->64 6 501839277.exe 1 20 2->6         started        10 qavfojsoxhd.exe 18 2->10         started        12 qavfojsoxhd.exe 2->12         started        14 qavfojsoxhd.exe 18 2->14         started        process3 file4 26 C:\Users\user\AppData\...\qavfojsoxhd.exe, PE32 6->26 dropped 28 C:\Users\user\AppData\Local\...\twffwdd.dll, PE32 6->28 dropped 66 Detected unpacking (changes PE section rights) 6->66 68 Detected unpacking (creates a PE file in dynamic memory) 6->68 70 Detected unpacking (overwrites its own PE header) 6->70 82 2 other signatures 6->82 16 501839277.exe 17 3 6->16         started        30 C:\Users\user\AppData\Local\...\twffwdd.dll, PE32 10->30 dropped 72 Multi AV Scanner detection for dropped file 10->72 74 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 10->74 76 May check the online IP address of the machine 10->76 78 Machine Learning detection for dropped file 10->78 20 qavfojsoxhd.exe 14 2 10->20         started        32 C:\Users\user\AppData\Local\...\twffwdd.dll, PE32 12->32 dropped 80 Maps a DLL or memory area into another process 12->80 22 qavfojsoxhd.exe 12->22         started        34 C:\Users\user\AppData\Local\...\twffwdd.dll, PE32 14->34 dropped 24 qavfojsoxhd.exe 2 14->24         started        signatures5 process6 dnsIp7 36 api4.ipify.org 173.231.16.76, 443, 49705 WEBNXUS United States 16->36 48 3 other IPs or domains 16->48 50 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 16->50 52 Tries to steal Mail credentials (via file / registry access) 16->52 54 Creates multiple autostart registry keys 16->54 38 64.185.227.156, 443, 49709, 49713 WEBNXUS United States 20->38 40 api.ipify.org 20->40 42 api.ipify.org 22->42 56 Tries to harvest and steal browser information (history, passwords, etc) 22->56 44 104.237.62.211, 443, 49711 WEBNXUS United States 24->44 46 api.ipify.org 24->46 signatures8
Threat name:
Win32.Trojan.Leonem
Status:
Malicious
First seen:
2023-07-12 08:31:26 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
25 of 38 (65.79%)
Threat level:
  5/5
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:
ea26eb1a80e95557c32242dbfe0265e2b0c134da0a67e5aa6e5eb861238568c3
MD5 hash:
abfffc28d95f9056f60f2d268183fb5c
SHA1 hash:
1c55b66201f23700d980ad157d9a0748aba6d219
Malware family:
AgentTesla.v4
Verdict:
Malicious
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:AgentTeslaV4
Author:Rony (r0ny_123)
Rule name:cobalt_strike_tmp01925d3f
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:INDICATOR_EXE_Packed_GEN01
Author:ditekSHen
Description:Detect packed .NET executables. Mostly AgentTeslaV4.
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.

  
Delivery method
Other

Comments