MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a2d7c993d034b1c4375a091a08f5373e1c78c2672bbe7a65465fb18f6a71c834. 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: 11


Intelligence 11 IOCs YARA 4 File information Comments

SHA256 hash: a2d7c993d034b1c4375a091a08f5373e1c78c2672bbe7a65465fb18f6a71c834
SHA3-384 hash: 1ab5f97cd3327ce22d64c5bc58a4d0051a683f8e3c9bfa0205618d9c1b670abcb4176c32dae22ccc28f7ddc4ff361ac5
SHA1 hash: 88154649dd13a9347b0dc3405077afef741401ed
MD5 hash: 608da273810ab017a673c61d41117935
humanhash: sad-mike-football-saturn
File name:608da273810ab017a673c61d41117935.exe
Download: download sample
Signature AgentTesla
File size:81'408 bytes
First seen:2021-03-26 15:09:53 UTC
Last seen:2021-03-26 16:42:43 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'748 x AgentTesla, 19'643 x Formbook, 12'245 x SnakeKeylogger)
ssdeep 768:UZDJqT7tbQc3eWu50qiTAJpRUv2Gjf4WqRDwF4Ro:ADJqTxbJeD50qeA9Ro
Threatray 3'568 similar samples on MalwareBazaar
TLSH 7E837A8193EADB1CCB26C73C6BE9735A4245ECF9A44932161187730E09D1AAC497FDCB
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
AgentTesla SMTP exfil server:
hisensetech.ml:587

Intelligence


File Origin
# of uploads :
2
# of downloads :
125
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
608da273810ab017a673c61d41117935.exe
Verdict:
Malicious activity
Analysis date:
2021-03-26 19:22:01 UTC
Tags:
rat agenttesla trojan

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Sending an HTTP GET request
Creating a file
Moving a recently created file
Launching a process
Creating a process with a hidden window
Sending a UDP request
Running batch commands
Unauthorized injection to a recently created process
Adding an access-denied ACE
Creating a window
Using the Windows Management Instrumentation requests
Blocking the User Account Control
Adding exclusions to Windows Defender
Changing the hosts 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.adwa.spyw.evad
Score:
100 / 100
Signature
Adds a directory exclusion to Windows Defender
Found malware configuration
Hides threads from debuggers
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for sample
Modifies the hosts 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)
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)
Yara detected AgentTesla
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 376795 Sample: b2Jlbjcav4.exe Startdate: 27/03/2021 Architecture: WINDOWS Score: 100 49 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->49 51 Found malware configuration 2->51 53 Multi AV Scanner detection for submitted file 2->53 55 2 other signatures 2->55 7 b2Jlbjcav4.exe 17 8 2->7         started        12 WerFault.exe 2->12         started        process3 dnsIp4 37 x11fdf4few8f41f.com 104.21.73.19, 49687, 80 CLOUDFLARENETUS United States 7->37 33 C:\Users\user\AppData\...\ioizx3la.newcfg, XML 7->33 dropped 57 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->57 59 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->59 61 Adds a directory exclusion to Windows Defender 7->61 63 2 other signatures 7->63 14 b2Jlbjcav4.exe 5 7->14         started        19 cmd.exe 1 7->19         started        21 powershell.exe 26 7->21         started        23 WerFault.exe 20 11 7->23         started        25 b2Jlbjcav4.exe 12->25 injected file5 signatures6 process7 dnsIp8 39 hisensetech.ml 92.119.113.115, 49707, 49708, 587 ON-LINE-DATAServerlocation-NetherlandsDrontenNL Ukraine 14->39 35 C:\Windows\System32\drivers\etc\hosts, ASCII 14->35 dropped 41 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 14->41 43 Tries to steal Mail credentials (via file access) 14->43 45 Tries to harvest and steal ftp login credentials 14->45 47 3 other signatures 14->47 27 conhost.exe 19->27         started        29 timeout.exe 1 19->29         started        31 conhost.exe 21->31         started        file9 signatures10 process11
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2021-03-26 09:15:50 UTC
AV detection:
24 of 47 (51.06%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla evasion keylogger spyware stealer trojan
Behaviour
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
System policy modification
Enumerates physical storage devices
Program crash
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Checks whether UAC is enabled
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Windows security modification
Drops file in Drivers directory
AgentTesla Payload
AgentTesla
UAC bypass
Windows security bypass
Unpacked files
SH256 hash:
a2d7c993d034b1c4375a091a08f5373e1c78c2672bbe7a65465fb18f6a71c834
MD5 hash:
608da273810ab017a673c61d41117935
SHA1 hash:
88154649dd13a9347b0dc3405077afef741401ed
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:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFu
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
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 a2d7c993d034b1c4375a091a08f5373e1c78c2672bbe7a65465fb18f6a71c834

(this sample)

  
Delivery method
Distributed via web download

Comments