MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 81c086e249101b2f7f623296738543eff2d419aed16713c522be56fdeb4f2ca1. 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: 15


Intelligence 15 IOCs YARA 5 File information Comments

SHA256 hash: 81c086e249101b2f7f623296738543eff2d419aed16713c522be56fdeb4f2ca1
SHA3-384 hash: 7673f59310755b6945645d040b8392ea944a8fffaac2e5eceb7c318409446158a0f549eef3871b92cf47b1d79b525deb
SHA1 hash: 849f140e0af4156e7259679e6843de93583ccc01
MD5 hash: ec2fc08a08fd29be6886f2eb9f9e2e19
humanhash: fix-twenty-washington-california
File name:Payment.exe
Download: download sample
Signature AgentTesla
File size:329'216 bytes
First seen:2023-05-10 18:48:33 UTC
Last seen:2023-05-11 07:19:54 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 6144:J1XQakQMuFxbIBMPryJc3Nz7jCbT3Cdeh2kPYjj1rmauq:3XQa3bNyq3NzXCvCdMC
Threatray 2'704 similar samples on MalwareBazaar
TLSH T16364F10533FC4541EAFA6F7E59B482E00B72BE579A72E64D488934CD28F07164E93B27
TrID 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.2% (.SCR) Windows screen saver (13097/50/3)
9.0% (.EXE) Win64 Executable (generic) (10523/12/4)
5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter TeamDreier
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
2
# of downloads :
293
Origin country :
DK DK
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Payment.exe
Verdict:
Malicious activity
Analysis date:
2023-05-10 18:52:05 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
Launching a process
Creating a file
Using the Windows Management Instrumentation requests
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Creating a window
Reading critical registry keys
Creating a file in the %AppData% subdirectories
Stealing user critical data
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
floxif packed threat virus
Result
Verdict:
UNKNOWN
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:
spre.troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Allocates memory in foreign processes
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for sample
May check the online IP address of the machine
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sample has a suspicious name (potential lure to open the executable)
Sample uses string decryption to hide its real strings
Sigma detected: RegAsm connects to smtp port
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)
Writes to foreign memory regions
Yara detected AgentTesla
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Spyware.Negasteal
Status:
Malicious
First seen:
2023-05-10 14:29:07 UTC
File Type:
PE (.Net Exe)
Extracted files:
4
AV detection:
21 of 36 (58.33%)
Threat level:
  2/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
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:
a440b5929848e6071f401a94fc1a040f14094bf7701b151ff409aeaa60e05f95
MD5 hash:
909be53831182d523ccea3c428d59c4f
SHA1 hash:
8f8f99a97544638bdfc02b5f8054f833f46eccaa
SH256 hash:
b6bc10c5ee980e72842b58f03131731dc2a986fd4ade294cbe5615af2260d073
MD5 hash:
b5260fe5bcd5d81695a00e5a935661f7
SHA1 hash:
7a3b03cd0f6b6c073eb78d76b7ec264eefa53007
SH256 hash:
81c086e249101b2f7f623296738543eff2d419aed16713c522be56fdeb4f2ca1
MD5 hash:
ec2fc08a08fd29be6886f2eb9f9e2e19
SHA1 hash:
849f140e0af4156e7259679e6843de93583ccc01
Malware family:
AgentTesla
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: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: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.

Malspam

AgentTesla

Executable exe 81c086e249101b2f7f623296738543eff2d419aed16713c522be56fdeb4f2ca1

(this sample)

  
Delivery method
Distributed via e-mail attachment

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