MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1e3432a2d3072ee5958b26e15d97ca1f6734c3522e701682b237544f5eb66645. 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: 13


Intelligence 13 IOCs YARA 3 File information Comments

SHA256 hash: 1e3432a2d3072ee5958b26e15d97ca1f6734c3522e701682b237544f5eb66645
SHA3-384 hash: 2af10142bb56169437d3c8cb9b05cf3b5fcf38103299688b622e7dd60d659f6f974f0add513bee53e85af23dd952b39b
SHA1 hash: 1493b82cd46be1ef2fb45bc12c432d0bcf175a90
MD5 hash: f927f2ce41569d1d2c5a576d93374ace
humanhash: orange-single-arizona-golf
File name:PO-Signed-08060021.exe
Download: download sample
Signature AgentTesla
File size:883'712 bytes
First seen:2021-08-06 05:16:08 UTC
Last seen:2021-08-06 06:18:14 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'607 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:w1cfM/nlPljFQnV40j1yxdTw+MSOVtki1Nv0IeGN+grplH6eUNFje1jwt2NjFoO4:w1Fnl9jFQGdwlOeNv0IIgrXccjwMNjR
Threatray 7'931 similar samples on MalwareBazaar
TLSH T10B15CF91E581A606C58818BF1F3DFAB057FC9D8A155680812DD8EE473BAFEFA09C35C1
dhash icon f0d88d061bd2d0f0 (8 x AgentTesla, 7 x Formbook, 3 x SnakeKeylogger)
Reporter abuse_ch
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
2
# of downloads :
273
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
PO-Signed-08060021.exe
Verdict:
Suspicious activity
Analysis date:
2021-08-06 05:19:37 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
Creating a window
Sending a UDP request
Launching a process
Creating a process with a hidden window
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Moving of the original file
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:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains very large array initializations
Adds a directory exclusion to Windows Defender
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Moves itself to temp directory
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)
Sigma detected: Powershell Defender Exclusion
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
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 AntiVM3
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 460479 Sample: PO-Signed-08060021.exe Startdate: 06/08/2021 Architecture: WINDOWS Score: 100 28 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->28 30 Yara detected AgentTesla 2->30 32 Yara detected AgentTesla 2->32 34 4 other signatures 2->34 7 PO-Signed-08060021.exe 4 2->7         started        10 zISUu.exe 4 2->10         started        12 zISUu.exe 2->12         started        process3 signatures4 36 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->36 38 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->38 40 Adds a directory exclusion to Windows Defender 7->40 42 Injects a PE file into a foreign processes 7->42 14 PO-Signed-08060021.exe 2 5 7->14         started        18 powershell.exe 26 7->18         started        20 PO-Signed-08060021.exe 7->20         started        process5 file6 24 C:\Users\user\AppData\Roaming\...\zISUu.exe, PE32 14->24 dropped 26 C:\Users\user\...\zISUu.exe:Zone.Identifier, ASCII 14->26 dropped 44 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 14->44 46 Moves itself to temp directory 14->46 48 Tries to steal Mail credentials (via file access) 14->48 50 3 other signatures 14->50 22 conhost.exe 18->22         started        signatures7 process8
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2021-08-06 02:05:26 UTC
AV detection:
24 of 28 (85.71%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
aed00f82f1772e5a403cce9c1349202c8371e67ed9ef19a33cac0bf2a411f3c1
MD5 hash:
c273f926e2a29bd62cc8f27b569a0b2a
SHA1 hash:
e08d302cab3e11d776599a6b0537207fce6f9c51
SH256 hash:
db5bbe8e699922a23ff1c47ff711b4bb8991a0502e1b44e0c9973c0b3c3bcd69
MD5 hash:
aa5fb84690fe6f694e29605ecffc7b5b
SHA1 hash:
6a002590df58cfb6f529d50b84c08bb0ec6f976e
SH256 hash:
570c94c526747bd187745ba2f97728f5651dd13c5c89499c45d2591ec5c5f7fb
MD5 hash:
ed472718761b05a7b7e017359bcb2d2d
SHA1 hash:
519170a9fb611c8d6dc9a5fe619708ec38ac68f2
SH256 hash:
1e3432a2d3072ee5958b26e15d97ca1f6734c3522e701682b237544f5eb66645
MD5 hash:
f927f2ce41569d1d2c5a576d93374ace
SHA1 hash:
1493b82cd46be1ef2fb45bc12c432d0bcf175a90
Malware family:
Mal/Generic-S
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:pe_imphash
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 1e3432a2d3072ee5958b26e15d97ca1f6734c3522e701682b237544f5eb66645

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments