MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 36b5580f0239d0e3ab71541b1bdbc26f6e3e397cb1978b91c9e358e52a03de79. 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: 13


Intelligence 13 IOCs YARA 1 File information Comments

SHA256 hash: 36b5580f0239d0e3ab71541b1bdbc26f6e3e397cb1978b91c9e358e52a03de79
SHA3-384 hash: 96d0aad2c56a7c2f8c976135c289baf3a33e3fa0da6186b0b7e6ef6b75604eed2aea7e3c7c9e0f202413f9f5ab102dca
SHA1 hash: 42af804bfd7eb0b2b5c5403ace3d8b7278f28658
MD5 hash: 0d89761c0575ae2e87f25c1e2c49dd36
humanhash: tennis-wisconsin-cold-bluebird
File name:19723088.exe
Download: download sample
Signature AgentTesla
File size:551'936 bytes
First seen:2022-11-17 07:06:19 UTC
Last seen:2022-11-20 20:17:42 UTC
File type:Executable exe
MIME type:application/x-dosexec
ssdeep 12288:QyxmwPx6vbPmHzcQrKsbNGkM4phg+5cGfytrJ:QyxmwPwbPmHzcQrKuVM4pmoyV
Threatray 601 similar samples on MalwareBazaar
TLSH T11AC4029FA10D652FF3DB567A3C6BE088E1A364CEF642B7DE5798D0DA156A0C4C212C07
TrID 48.7% (.EXE) Win64 Executable (generic) (10523/12/4)
23.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
9.3% (.EXE) OS/2 Executable (generic) (2029/13)
9.2% (.EXE) Generic Win/DOS Executable (2002/3)
9.2% (.EXE) DOS Executable Generic (2000/1)
Reporter lowmal3
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
4
# of downloads :
202
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
19723088.exe
Verdict:
No threats detected
Analysis date:
2022-11-17 07:08:53 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
Sending a custom TCP request
Launching a process
Creating a file
Creating a window
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
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.expl.evad
Score:
100 / 100
Signature
.NET source code references suspicious native API functions
Creates autostart registry keys with suspicious names
Creates multiple autostart registry keys
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
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)
Snort IDS alert for network traffic
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 / registry access)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 748225 Sample: 19723088.exe Startdate: 17/11/2022 Architecture: WINDOWS Score: 100 40 webmail.jackbarber.com 2->40 42 api.ipify.org.herokudns.com 2->42 44 api.ipify.org 2->44 46 Snort IDS alert for network traffic 2->46 48 Malicious sample detected (through community Yara rule) 2->48 50 Multi AV Scanner detection for submitted file 2->50 52 7 other signatures 2->52 7 19723088.exe 1 1 2->7         started        11 APP.exe 2 2->11         started        13 APP.exe 1 2->13         started        15 2 other processes 2->15 signatures3 process4 file5 32 C:\Users\user\AppData\...\19723088.exe.log, ASCII 7->32 dropped 68 Creates autostart registry keys with suspicious names 7->68 70 Creates multiple autostart registry keys 7->70 72 Writes to foreign memory regions 7->72 74 Injects a PE file into a foreign processes 7->74 17 CasPol.exe 17 7 7->17         started        22 CasPol.exe 7->22         started        24 CasPol.exe 7->24         started        26 conhost.exe 11->26         started        28 conhost.exe 13->28         started        signatures6 process7 dnsIp8 34 webmail.jackbarber.com 138.128.163.242, 49696, 49698, 587 DIMENOCUS United States 17->34 36 api.ipify.org.herokudns.com 3.220.57.224, 443, 49695, 49697 AMAZON-AESUS United States 17->36 38 api.ipify.org 17->38 30 C:\Users\user\AppData\Roaming\APP\APP.exe, PE32 17->30 dropped 54 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 17->54 56 Tries to steal Mail credentials (via file / registry access) 17->56 58 Creates multiple autostart registry keys 17->58 66 3 other signatures 17->66 60 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 22->60 62 May check the online IP address of the machine 22->62 64 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 22->64 file9 signatures10
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2022-11-16 16:11:18 UTC
File Type:
PE+ (.Net Exe)
Extracted files:
3
AV detection:
16 of 26 (61.54%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
Looks up external IP address via web service
AgentTesla
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
36b5580f0239d0e3ab71541b1bdbc26f6e3e397cb1978b91c9e358e52a03de79
MD5 hash:
0d89761c0575ae2e87f25c1e2c49dd36
SHA1 hash:
42af804bfd7eb0b2b5c5403ace3d8b7278f28658
Malware family:
AgentTesla.v3
Verdict:
Malicious
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:pdb_YARAify
Author:@wowabiy314
Description:PDB

File information


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

Malspam

AgentTesla

Executable exe 36b5580f0239d0e3ab71541b1bdbc26f6e3e397cb1978b91c9e358e52a03de79

(this sample)

  
Delivery method
Distributed via e-mail attachment

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