MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6cf2adc998fb87bbe9445c9699281db776ab844a18f4dd7713a1ec00a4fd810d. 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 3 File information Comments

SHA256 hash: 6cf2adc998fb87bbe9445c9699281db776ab844a18f4dd7713a1ec00a4fd810d
SHA3-384 hash: dab46030fdd3b1fa2cd3c993c90a7fd9cda740626573590d6e76c1b5aea0943406554f273a95a70eecf834fd6f0c7b17
SHA1 hash: db8cf9a7110d03663b979ff0b9ba3eb107e4cbdb
MD5 hash: 0e67159b3be6c42befcfb95268646307
humanhash: orange-london-golf-minnesota
File name:file
Download: download sample
Signature AgentTesla
File size:958'976 bytes
First seen:2021-01-19 06:10:02 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:QKt1h0KAAp5LKtgSIYaU1T3BDt3A353e3P3U39KAP5+UBwMUwQMMDJhUu/cUEkYe:puqtY0ZgYUGww+CNUeKcXxU
Threatray 111 similar samples on MalwareBazaar
TLSH B2159D2123985F5CF4BE93796478141493F6F812E726DA2EFE9214DE0D62F82CB96703
Reporter fabjer
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
1
# of downloads :
133
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2021-01-19 06:12:23 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
Changing a file
Creating a window
Sending a UDP request
Modifying a system file
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
Unauthorized injection to a recently created process
Creating a file
Enabling autorun by creating a file
Result
Verdict:
MALICIOUS
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 potential unpacker
.NET source code contains very large array initializations
C2 URLs / IPs found in malware configuration
Found evasive API chain (trying to detect sleep duration tampering with parallel thread)
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 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: Scheduled temp file as task from temp location
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)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM_3
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 341256 Sample: file Startdate: 19/01/2021 Architecture: WINDOWS Score: 100 35 Found malware configuration 2->35 37 Sigma detected: Scheduled temp file as task from temp location 2->37 39 Multi AV Scanner detection for submitted file 2->39 41 9 other signatures 2->41 7 file.exe 7 2->7         started        process3 file4 21 C:\Users\user\AppData\...\PVeIfjCjexNpQe.exe, PE32 7->21 dropped 23 C:\...\PVeIfjCjexNpQe.exe:Zone.Identifier, ASCII 7->23 dropped 25 C:\Users\user\AppData\Local\...\tmp7F39.tmp, XML 7->25 dropped 27 C:\Users\user\AppData\Local\...\file.exe.log, ASCII 7->27 dropped 43 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->43 45 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->45 47 Injects a PE file into a foreign processes 7->47 49 Found evasive API chain (trying to detect sleep duration tampering with parallel thread) 7->49 11 file.exe 4 7->11         started        15 schtasks.exe 1 7->15         started        17 file.exe 7->17         started        signatures5 process6 dnsIp7 29 smtp.126cn.us 11->29 31 us2.smtp.mailhostbox.com 208.91.199.223, 49756, 587 PUBLIC-DOMAIN-REGISTRYUS United States 11->31 33 192.168.2.1 unknown unknown 11->33 51 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 11->51 53 Tries to steal Mail credentials (via file access) 11->53 55 Tries to harvest and steal ftp login credentials 11->55 57 Tries to harvest and steal browser information (history, passwords, etc) 11->57 19 conhost.exe 15->19         started        signatures8 process9
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
Suspicious use of SetThreadContext
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:
52d35fabfc97d3e903b5d9eb253e8f84d1dfee2967fa9dde6d6ca37cc61951c5
MD5 hash:
b5a7f2596efe4c5fc5f5d2c733d49259
SHA1 hash:
c121578124375dc293e4daf12fac22442a8131b6
SH256 hash:
3b61ecb1a0ef28881f781c032abe3bf0070ec4d5b6432bb36185551ca1ac6727
MD5 hash:
929b10203be682b6c2f56325d358eaad
SHA1 hash:
663e6296b9f3b4773dfc1618238ca93c6a21d6ea
SH256 hash:
799daef709e4803a007069080993fc2a497d950865ccef2187ed063b48c77e34
MD5 hash:
e6d8a1245e2cca27347a867ddb441566
SHA1 hash:
05abfae5f561ba653bcff788d4cf47b1e2174223
SH256 hash:
6cf2adc998fb87bbe9445c9699281db776ab844a18f4dd7713a1ec00a4fd810d
MD5 hash:
0e67159b3be6c42befcfb95268646307
SHA1 hash:
db8cf9a7110d03663b979ff0b9ba3eb107e4cbdb
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.

Malspam

AgentTesla

Executable exe 6cf2adc998fb87bbe9445c9699281db776ab844a18f4dd7713a1ec00a4fd810d

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments