MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 85cdb8ba6c26cda233caea43b4f596e399b4cf7e561ac3c8c6cb4214cddf54a3. 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: 7


Intelligence 7 IOCs YARA 3 File information Comments

SHA256 hash: 85cdb8ba6c26cda233caea43b4f596e399b4cf7e561ac3c8c6cb4214cddf54a3
SHA3-384 hash: 3018a1ad6d0372ad39eff21f3b3bad3afce12cd414dbda454ccf0cfefb5ea2639cc21e1b27b0b7ccbc9a9005ff352eaa
SHA1 hash: b93d41ee21b4f881ced136bf4e64bd750f51b760
MD5 hash: bd9b3d32a9963215915e3f3d61648065
humanhash: kansas-indigo-tennessee-sad
File name:NINO.exe
Download: download sample
Signature AgentTesla
File size:1'044'480 bytes
First seen:2020-11-11 11:32:38 UTC
Last seen:2020-11-17 15:25:33 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'597 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 24576:hs14H18vsT1IcTuKb/j3YUdZRouYazhy7Jh7N:e2H84/7soYa8Nh
Threatray 138 similar samples on MalwareBazaar
TLSH 8625D00A2BD41A1BC5AF277AE0345184937CF852D35BEB9B29A9A0FC1CD33588D057B7
Reporter JoulK
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
2
# of downloads :
58
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
Creating a file
Using the Windows Management Instrumentation requests
Creating a file in the %AppData% subdirectories
Enabling the 'hidden' option for recently created files
Forced shutdown of a system process
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a system process
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
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Maps a DLL or memory area into another process
May check the online IP address of the machine
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)
Sigma detected: RegAsm connects to smtp port
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
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)
Writes to foreign memory regions
Yara detected AgentTesla
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 315327 Sample: NINO.exe Startdate: 12/11/2020 Architecture: WINDOWS Score: 100 40 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->40 42 Found malware configuration 2->42 44 Multi AV Scanner detection for submitted file 2->44 46 3 other signatures 2->46 7 NINO.exe 1 2->7         started        10 Levelzz.exe 2 2->10         started        12 Levelzz.exe 1 2->12         started        process3 signatures4 48 Writes to foreign memory regions 7->48 50 Maps a DLL or memory area into another process 7->50 14 NINO.exe 7->14         started        17 RegAsm.exe 7->17         started        19 RegAsm.exe 2 7->19         started        21 RegAsm.exe 7->21         started        23 conhost.exe 10->23         started        25 conhost.exe 12->25         started        process5 signatures6 60 Writes to foreign memory regions 14->60 62 Maps a DLL or memory area into another process 14->62 27 RegAsm.exe 17 8 14->27         started        64 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 17->64 66 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 17->66 process7 dnsIp8 34 smtp.sata--group.com 27->34 36 us2.smtp.mailhostbox.com 208.91.198.143, 49753, 49754, 587 PUBLIC-DOMAIN-REGISTRYUS United States 27->36 38 3 other IPs or domains 27->38 32 C:\Users\user\AppData\Roaming\...\Levelzz.exe, PE32 27->32 dropped 52 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 27->52 54 Tries to steal Mail credentials (via file access) 27->54 56 Tries to harvest and steal ftp login credentials 27->56 58 2 other signatures 27->58 file9 signatures10
Threat name:
Win32.Trojan.Tnega
Status:
Malicious
First seen:
2020-11-11 11:37:01 UTC
AV detection:
22 of 28 (78.57%)
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: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
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:
85cdb8ba6c26cda233caea43b4f596e399b4cf7e561ac3c8c6cb4214cddf54a3
MD5 hash:
bd9b3d32a9963215915e3f3d61648065
SHA1 hash:
b93d41ee21b4f881ced136bf4e64bd750f51b760
SH256 hash:
61df615d9a21b958ae288c23d1ae2a37082efcaf54c2dce6b18fb7517f0651c6
MD5 hash:
bc99329a8209123b6bd599ac1e8366c5
SHA1 hash:
7fd0a08025f9ff660943517dbfec735c42371306
SH256 hash:
d70e189f4486abc5dc5edbb3b54d7ed94b568a4dc58852d56e336290cf3f8f04
MD5 hash:
c57bb7875c18cf0ed1df66b9f3e07669
SHA1 hash:
7d315b0086c4455a60fd4e6b6974aea495c7e0e0
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:ach_AgentTesla_20200929
Author:abuse.ch
Description:Detects AgentTesla PE
Rule name:MALWARE_Win_AgentTeslaV3
Author:ditekSHen
Description:AgentTeslaV3 infostealer payload
Rule name:win_agent_tesla_v1
Author:Johannes Bader @viql
Description:detects Agent Tesla

File information


The table below shows additional information about this malware sample such as delivery method and external references.

Web download

AgentTesla

Executable exe 85cdb8ba6c26cda233caea43b4f596e399b4cf7e561ac3c8c6cb4214cddf54a3

(this sample)

  
Delivery method
Distributed via web download

Comments