MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8eb17c555857eacb061e0710c53c05ba67f920d93b6fd0b45216d9707f013d8a. 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: 8


Intelligence 8 IOCs YARA 2 File information Comments 1

SHA256 hash: 8eb17c555857eacb061e0710c53c05ba67f920d93b6fd0b45216d9707f013d8a
SHA3-384 hash: c5d267cd20cc4e4d9639935d0c542d98746e62d96b5c39b0c28986fc2d8143d732cc661533741bdf99cea9651a29ec0e
SHA1 hash: 8cf70a578a966bd1d63600cade139113c7bfe312
MD5 hash: b09c5b25b77ee693824abb1a447e60e0
humanhash: east-floor-grey-ceiling
File name:b09c5b25b77ee693824abb1a447e60e0
Download: download sample
Signature AgentTesla
File size:1'004'032 bytes
First seen:2021-07-29 06:55:45 UTC
Last seen:2021-07-29 13:05:01 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'662 x AgentTesla, 19'477 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:wLpM2Jvpy135P86Sf07iS/d348yoBoRoDoyoof8+W0e7uBDifTWnHj2uDkHkcybk:KiP8lS/d3YK64J6qe7uEbWanEcoHi
Threatray 7'555 similar samples on MalwareBazaar
TLSH T18525BE248AD8966FF9EF03390BD920B0EBF1E212317197A95EC101F95DA6F54CCB4267
Reporter zbetcheckin
Tags:32 AgentTesla exe

Intelligence


File Origin
# of uploads :
3
# of downloads :
113
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
PO24315.doc
Verdict:
Malicious activity
Analysis date:
2021-07-29 05:33:05 UTC
Tags:
exploit CVE-2017-11882 loader

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
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
.NET source code contains very large strings
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
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)
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)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 456002 Sample: m3zJm1fRJ2 Startdate: 29/07/2021 Architecture: WINDOWS Score: 100 26 Found malware configuration 2->26 28 Multi AV Scanner detection for dropped file 2->28 30 Multi AV Scanner detection for submitted file 2->30 32 6 other signatures 2->32 7 m3zJm1fRJ2.exe 7 2->7         started        process3 file4 18 C:\Users\user\AppData\...\qyXufFKJbKX.exe, PE32 7->18 dropped 20 C:\Users\...\qyXufFKJbKX.exe:Zone.Identifier, ASCII 7->20 dropped 22 C:\Users\user\AppData\Local\...\tmpE13C.tmp, XML 7->22 dropped 24 C:\Users\user\AppData\...\m3zJm1fRJ2.exe.log, ASCII 7->24 dropped 34 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->34 36 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->36 38 Uses schtasks.exe or at.exe to add and modify task schedules 7->38 40 Injects a PE file into a foreign processes 7->40 11 m3zJm1fRJ2.exe 2 7->11         started        14 schtasks.exe 1 7->14         started        signatures5 process6 signatures7 42 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 11->42 44 Tries to steal Mail credentials (via file access) 11->44 46 Tries to harvest and steal ftp login credentials 11->46 48 Tries to harvest and steal browser information (history, passwords, etc) 11->48 16 conhost.exe 14->16         started        process8
Gathering data
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2021-07-28 20:47:18 UTC
AV detection:
18 of 46 (39.13%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
AgentTesla Payload
CustAttr .NET packer
AgentTesla
Unpacked files
SH256 hash:
670a8cc3c6b0de49a6eb69433e976fecd8afbccbd5a98df549e8835d463c17e6
MD5 hash:
47ce9217b4674a1483fc23e67003bca6
SHA1 hash:
0d20f05c915be00b5718740c8c7a4ae59b6b2c07
SH256 hash:
68335f4e4bdc99fc7c483a52980567d2f6b12019c9310b242ae0119c4bd13187
MD5 hash:
986a5908ffa3250b9e827ccd4db0e2de
SHA1 hash:
3a9e7192c0e20bf8f01cb6d2a0ec223c89c19792
SH256 hash:
97d2fa1d01b2f9a2199896e05e0cf60c14a9f41ef2d72e15fbb862b7afa08438
MD5 hash:
68463851c0e6fe7a254c99fae763d454
SHA1 hash:
4587a5371d88c296a0184fe47ee0c5245b187127
SH256 hash:
5a485d71bbe405614e0bbd03f823707109ad98fd914468d1097c77a93d936e94
MD5 hash:
38c94356812e11f9b46816c017e1adf3
SHA1 hash:
7d361ef0cd2fe51e95f6567d04e6b79ca8f2d18f
SH256 hash:
8eb17c555857eacb061e0710c53c05ba67f920d93b6fd0b45216d9707f013d8a
MD5 hash:
b09c5b25b77ee693824abb1a447e60e0
SHA1 hash:
8cf70a578a966bd1d63600cade139113c7bfe312
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: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

AgentTesla

Executable exe 8eb17c555857eacb061e0710c53c05ba67f920d93b6fd0b45216d9707f013d8a

(this sample)

  
Delivery method
Distributed via web download

Comments



Avatar
zbet commented on 2021-07-29 06:55:45 UTC

url : hxxp://sabaint.me/Polanco/Catalogs.exe