MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d4c36c3f72968c36db0647a26047060d3d070e7b58b0ab0e7c8e679e7a857555. 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: 12


Intelligence 12 IOCs YARA 3 File information Comments

SHA256 hash: d4c36c3f72968c36db0647a26047060d3d070e7b58b0ab0e7c8e679e7a857555
SHA3-384 hash: 3689f9ff65187ff8b2a595f24f72524e0105c15816a6d29a029a0585940d62f03e02d4cbd4f882a76da712a94d353086
SHA1 hash: 5b8d42596f313386788e9556e605416b55dfdca5
MD5 hash: 6f2bd4106490a8f855bf44525e0957e2
humanhash: bravo-berlin-alanine-steak
File name:PO-161406.exe
Download: download sample
Signature AgentTesla
File size:858'624 bytes
First seen:2021-03-18 13:12:16 UTC
Last seen:2021-03-18 14:45:32 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 24576:GE7NB/GEK9jON1YuWqoKKf0fKEEwdGoBE/T7:GEByGYrr0fDEwdGoBE/T
Threatray 3'317 similar samples on MalwareBazaar
TLSH 1805010177A272A9D4398B36E456C1A30BE17D1AC297D9BBF995B1DE08F2034C77D232
Reporter James_inthe_box
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
5
# of downloads :
155
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
6f2bd4106490a8f855bf44525e0957e2.zip
Verdict:
Malicious activity
Analysis date:
2021-03-18 09:52:41 UTC
Tags:
rat agenttesla

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
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.adwa.spyw.evad
Score:
100 / 100
Signature
Allocates memory in foreign processes
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Installs a global keyboard hook
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 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)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 371194 Sample: PO-161406.exe Startdate: 18/03/2021 Architecture: WINDOWS Score: 100 41 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->41 43 Found malware configuration 2->43 45 Multi AV Scanner detection for submitted file 2->45 47 3 other signatures 2->47 6 PO-161406.exe 3 2->6         started        10 kprUEGC.exe 2 2->10         started        12 kprUEGC.exe 1 2->12         started        process3 file4 23 C:\Users\user\AppData\...\PO-161406.exe.log, ASCII 6->23 dropped 49 Writes to foreign memory regions 6->49 51 Allocates memory in foreign processes 6->51 53 Injects a PE file into a foreign processes 6->53 14 RegSvcs.exe 2 4 6->14         started        19 conhost.exe 10->19         started        21 conhost.exe 12->21         started        signatures5 process6 dnsIp7 29 smtp.rulkeroil.com 14->29 31 us2.smtp.mailhostbox.com 208.91.198.143, 49763, 587 PUBLIC-DOMAIN-REGISTRYUS United States 14->31 25 C:\Users\user\AppData\Roaming\...\kprUEGC.exe, PE32 14->25 dropped 27 C:\Windows\System32\drivers\etc\hosts, ASCII 14->27 dropped 33 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 14->33 35 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 14->35 37 Tries to steal Mail credentials (via file access) 14->37 39 6 other signatures 14->39 file8 signatures9
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2021-03-18 11:16:04 UTC
File Type:
PE (.Net Exe)
Extracted files:
23
AV detection:
18 of 28 (64.29%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Drops file in Drivers directory
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
2b43013edb5706a946f4e523a1a219b31fe2a7e05c48884c048882b3c1327655
MD5 hash:
b7159eb14fe565d4e233604b629bbd8a
SHA1 hash:
64f82c67e6c7cbc078141162a49bffcee3d9ebb9
SH256 hash:
d4c36c3f72968c36db0647a26047060d3d070e7b58b0ab0e7c8e679e7a857555
MD5 hash:
6f2bd4106490a8f855bf44525e0957e2
SHA1 hash:
5b8d42596f313386788e9556e605416b55dfdca5
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.

  
Delivery method
Other

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