MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2373db4a490ef119bc2bdf768e45c037c9dde82bc89a639b048cb29b80d2ea10. 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: 14


Intelligence 14 IOCs YARA 6 File information Comments

SHA256 hash: 2373db4a490ef119bc2bdf768e45c037c9dde82bc89a639b048cb29b80d2ea10
SHA3-384 hash: afb5f6756745531434d1f8b8e7e610efffd583b3b87f2131ef6250273800b84bdcaf6d3e39f29d95f4ece060146dbc6e
SHA1 hash: caf0e2741c86f2456fd944012fc15d91182f7669
MD5 hash: 1b30748a580e3de5b763ff2f3429818b
humanhash: jupiter-alanine-louisiana-arkansas
File name:Halkbank_Ekstre_04052023_073379_6158824-PDF.exe
Download: download sample
Signature AgentTesla
File size:281'033 bytes
First seen:2023-05-05 12:21:33 UTC
Last seen:2023-05-13 22:51:55 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 61259b55b8912888e90f516ca08dc514 (1'059 x Formbook, 741 x AgentTesla, 427 x GuLoader)
ssdeep 6144:pYa6c4ulgg9nquFVzYg2OJV5P86tZNGp5NYtsH19NJBZEvhpRH/WWOtis:pYKrgMnBBHnnPztE5NYDvhpReWw
Threatray 2'854 similar samples on MalwareBazaar
TLSH T1E45402512BC4C5FDE0A296360E6A761A2FE67C2211605E071F80BF1CBC71A4972BF36D
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 72eeaeaeb68686aa (4 x AgentTesla)
Reporter abuse_ch
Tags:AgentTesla exe geo Halkbank TUR

Intelligence


File Origin
# of uploads :
3
# of downloads :
241
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Halkbank_Ekstre_04052023_073379_6158824-PDF.exe
Verdict:
Malicious activity
Analysis date:
2023-05-05 12:28:00 UTC
Tags:
n/a

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
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
Setting a keyboard event handler
Stealing user critical data
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Behaviour
MalwareBazaar
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
comodo nemesis overlay packed remcos shell32.dll
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, 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 evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
Found malware configuration
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 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)
Uses the Telegram API (likely for C&C communication)
Yara detected AgentTesla
Yara detected NSISDropper
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.InjectorX
Status:
Malicious
First seen:
2023-05-04 08:52:14 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
19 of 37 (51.35%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
Behaviour
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
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
Malware Config
C2 Extraction:
https://api.telegram.org/bot6179106618:AAFHXiPxIxIFQ61pOBYbQQVUtpm03rgPe70/
Unpacked files
SH256 hash:
2373db4a490ef119bc2bdf768e45c037c9dde82bc89a639b048cb29b80d2ea10
MD5 hash:
1b30748a580e3de5b763ff2f3429818b
SHA1 hash:
caf0e2741c86f2456fd944012fc15d91182f7669
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: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.

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