MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 75d45ca23421acaac6b55133f964dc2b15cd8af4697cf58e63c2cba141821044. 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: 75d45ca23421acaac6b55133f964dc2b15cd8af4697cf58e63c2cba141821044
SHA3-384 hash: 3897b4e38972bcdd668fe29104ced522bf1ac99168c1668617676b93852fcaed96a9faaa2c08d994780cb2dcf112563a
SHA1 hash: e88a432b6f3bff9b01d2c93bfba416b121d83fcb
MD5 hash: 86bf69da2b82293a9cc9a7316b16d988
humanhash: four-lithium-six-helium
File name:Documents.exe
Download: download sample
Signature AgentTesla
File size:857'600 bytes
First seen:2021-08-05 17:12:08 UTC
Last seen:2021-08-06 06:35:51 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'205 x SnakeKeylogger)
ssdeep 24576:foR6qgrgyWaD3DGAjzrXTAjTg+bntldgR:QsXrNTJrXTAjHtLm
Threatray 7'902 similar samples on MalwareBazaar
TLSH T10E056C2229EF158DF3B3AB750FC4F8BE5AEAE577560AF0B638910B454322940CD61736
Reporter James_inthe_box
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
3
# of downloads :
289
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Documents.exe
Verdict:
Malicious activity
Analysis date:
2021-08-05 17:13:07 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
Creating a window
Sending a UDP request
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
Creating a file
Using the Windows Management Instrumentation requests
Enabling autorun by creating a file
Unauthorized injection to a system process
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
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Multi AV Scanner detection for dropped 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)
Sigma detected: Suspicious Process Start Without DLL
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)
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 459984 Sample: Documents.exe Startdate: 05/08/2021 Architecture: WINDOWS Score: 100 28 clientconfig.passport.net 2->28 34 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->34 36 Found malware configuration 2->36 38 Multi AV Scanner detection for dropped file 2->38 40 9 other signatures 2->40 8 Documents.exe 7 2->8         started        signatures3 process4 file5 20 C:\Users\user\AppData\...\RKpRQraOZqm.exe, PE32 8->20 dropped 22 C:\Users\...\RKpRQraOZqm.exe:Zone.Identifier, ASCII 8->22 dropped 24 C:\Users\user\AppData\Local\...\tmp1029.tmp, XML 8->24 dropped 26 C:\Users\user\AppData\...\Documents.exe.log, ASCII 8->26 dropped 42 Uses schtasks.exe or at.exe to add and modify task schedules 8->42 44 Writes to foreign memory regions 8->44 46 Injects a PE file into a foreign processes 8->46 12 RegSvcs.exe 15 2 8->12         started        16 schtasks.exe 1 8->16         started        signatures6 process7 dnsIp8 30 us-east-1.route-1000.000webhost.awex.io 145.14.144.209, 21, 46687, 49763 AWEXUS Netherlands 12->30 32 files.000webhost.com 12->32 48 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 12->48 50 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 12->50 52 Tries to steal Mail credentials (via file access) 12->52 54 3 other signatures 12->54 18 conhost.exe 16->18         started        signatures9 process10
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2021-08-05 12:42:45 UTC
File Type:
PE (.Net Exe)
Extracted files:
16
AV detection:
19 of 28 (67.86%)
Threat level:
  5/5
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
Enumerates physical storage devices
Suspicious use of SetThreadContext
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
016f6dc101bd47fa66527b03847550917e89e40dc5ee29bbd35440468fa57714
MD5 hash:
47a4455fa34e5959aafe15e8001ce15c
SHA1 hash:
e9aa04d80f58a1a5e31c6d3b0c13c7793a162922
SH256 hash:
aed00f82f1772e5a403cce9c1349202c8371e67ed9ef19a33cac0bf2a411f3c1
MD5 hash:
c273f926e2a29bd62cc8f27b569a0b2a
SHA1 hash:
e08d302cab3e11d776599a6b0537207fce6f9c51
SH256 hash:
ea1b6fd0cbed486f0c61b80d5580d4c9d7c92360cb4467f9de8242cb41d68cd0
MD5 hash:
824e3cf1c9fa00888ce75c7d8ed1f275
SHA1 hash:
65fb5d09f44614e95e5784b18b9ff2e6822f0011
SH256 hash:
75d45ca23421acaac6b55133f964dc2b15cd8af4697cf58e63c2cba141821044
MD5 hash:
86bf69da2b82293a9cc9a7316b16d988
SHA1 hash:
e88a432b6f3bff9b01d2c93bfba416b121d83fcb
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:pe_imphash
Rule name:pe_imphash
Rule name:Skystars_Malware_Imphash
Author:Skystars LightDefender
Description:imphash

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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