MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6df77c0f8991ed1bdd9a4a317e54351362037de7ee9d8b3ab978ae0a167c1e36. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6df77c0f8991ed1bdd9a4a317e54351362037de7ee9d8b3ab978ae0a167c1e36
SHA3-384 hash: d31729ce2a02518054164b5bc814bce79e8a85ede517bebc026a8bbd956673502bcef124fca046b6f98c3f6453f6421d
SHA1 hash: 7559347c8b4bfae0de4384c101422cc5a28e8ba3
MD5 hash: 5b3adcab18753fea411adabd696a0ec6
humanhash: april-december-echo-coffee
File name:5b3adcab18753fea411adabd696a0ec6.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:452'608 bytes
First seen:2021-12-31 08:48:08 UTC
Last seen:2021-12-31 11:19:06 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 12288:Ech3lncPkO6ypr39SIQFl12FzyBDUcun4Nd4u:EchVcPkXjb1wYu6
Threatray 13'718 similar samples on MalwareBazaar
TLSH T1F5A412303BE86791F6FAABF5217182801B32762F6523E31C1D89729D5C36F95C6A0B53
Reporter abuse_ch
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
305
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
5b3adcab18753fea411adabd696a0ec6.exe
Verdict:
Malicious activity
Analysis date:
2021-12-31 08:49:37 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/4e0c464d-1565-4a31-b973-9c868ccdd6ad

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AgentTeslaV3
Create hunting rule
Link:
https://www.capesandbox.com/analysis/216910/
Detection(s):
SecuriteInfo.com.Trojan.Inject4.23449.22671.18139.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
DNS request
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Сreating synchronization primitives
Creating a process from a recently created file
Creating a process with a hidden window
Creating a file in the %temp% directory
Launching a process
Unauthorized injection to a recently created process
Creating a file
Enabling autorun by creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/61cec4018991ba72b3a1b864/reports/99d1423f-ac63-4fbe-ad00-ceae7a123e67/overview
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.
Malware family:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/f6ae2bb0-7d87-4b0a-b98b-b67a7e839c52
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/914271
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Adds a directory exclusion to Windows Defender
Found malware configuration
Injects a PE file into a foreign processes
Installs a global keyboard hook
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: Powershell Defender Exclusion
Sigma detected: Suspicius Add Task From User AppData Temp
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 / registry access)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 546749 Sample: 4Kz5sbHAle.exe Startdate: 31/12/2021 Architecture: WINDOWS Score: 100 35 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->35 37 Found malware configuration 2->37 39 Multi AV Scanner detection for dropped file 2->39 41 10 other signatures 2->41 7 4Kz5sbHAle.exe 7 2->7         started        process3 file4 23 C:\Users\user\AppData\Roaming\xDLoXJSK.exe, PE32 7->23 dropped 25 C:\Users\...\xDLoXJSK.exe:Zone.Identifier, ASCII 7->25 dropped 27 C:\Users\user\AppData\Local\...\tmpC0AF.tmp, XML 7->27 dropped 29 C:\Users\user\AppData\...\4Kz5sbHAle.exe.log, ASCII 7->29 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 Uses schtasks.exe or at.exe to add and modify task schedules 7->47 49 2 other signatures 7->49 11 4Kz5sbHAle.exe 2 7->11         started        15 powershell.exe 24 7->15         started        17 schtasks.exe 1 7->17         started        signatures5 process6 dnsIp7 31 mail.spamora.net 185.26.106.194, 49842, 587 ATE-ASFR France 11->31 33 webmail.tltan.co.in 11->33 51 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 11->51 53 Tries to steal Mail credentials (via file / registry access) 11->53 55 Tries to harvest and steal ftp login credentials 11->55 57 2 other signatures 11->57 19 conhost.exe 15->19         started        21 conhost.exe 17->21         started        signatures8 process9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/6df77c0f8991ed1bdd9a4a317e54351362037de7ee9d8b3ab978ae0a167c1e36/
Threat name:
ByteCode-MSIL.Trojan.StealerPacker
Create hunting rule
Status:
Malicious
First seen:
2021-12-31 08:49:12 UTC
File Type:
PE (.Net Exe)
Extracted files:
17
AV detection:
18 of 27 (66.67%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
1936deba98ceceba343ce3981546e35bdc7f67185c12a784779ef3bd4fa51279
AgentTesla
1d75484aa645df348b7832522a8f1f9926549734f92b7398acec5b2c9117d571
AgentTesla
2fa603dd41e95f257403b45ec3cba307ed33aa3d5aa605e8d8796b5ab28cac54
AgentTesla
522b7ef912b248f1398e9c508fc59d8eefaff8f6497563c5353366e136c22e8b
AgentTesla
52c7f4e1b185fa991cce822cd4a4bad5b7f44cdd26663ebf22772ea38efbeec5
AgentTesla
91592976285b87547c1153f4e8d731ac96fe07a820d10548e425026257dd3e37
AgentTesla
99b87d7492d967798ea2ea3a8650963ec3855bb9d264a2b4e8d69b6261e654bb
AgentTesla
a6ac8a4334947db7a7daf1c17902f64e2d5c319005ab22b9266f0faac73247ca
AgentTesla
e9b3b7be3ba5de4971d7cfc6c127db7e6198ae83cc3e8ac2079dfba89caf8f52
AgentTesla
+ 13'708 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
Link:
https://tria.ge/reports/211231-kq132sfcan/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
880e7a29d43a5a6d54f673b3278e9a392664d23414249c7114782f5919c10a06
MD5 hash:
adc773401d01cc8ab58f32e19f8c7ee7
SHA1 hash:
f647afe909e418d9f89489fdbfdcbccf3f4d4b3b
Link:
https://www.unpac.me/results/3c67598c-4951-4e81-aac3-7203d4c0678e/
SH256 hash:
d6ae98e15ae19213a7503d9ba0b0e003829d26704c3ae86f41acf6c855bf3ba5
MD5 hash:
e29318af1446795be51c4f781b299711
SHA1 hash:
f4c27b9fc7f6d53c0faa07549181da603d3a06e8
Link:
https://www.unpac.me/results/3c67598c-4951-4e81-aac3-7203d4c0678e/
SH256 hash:
d9b5748c38c2cd90782767664e9767d93040b79afbcc04eda09504b5bed2ab54
MD5 hash:
f0a2fafe2ca0caea459dc995f3ae54ff
SHA1 hash:
951a28962d400b86341d9394ab4589364c56f78c
Link:
https://www.unpac.me/results/3c67598c-4951-4e81-aac3-7203d4c0678e/
SH256 hash:
6df77c0f8991ed1bdd9a4a317e54351362037de7ee9d8b3ab978ae0a167c1e36
MD5 hash:
5b3adcab18753fea411adabd696a0ec6
SHA1 hash:
7559347c8b4bfae0de4384c101422cc5a28e8ba3
Link:
https://www.unpac.me/results/3c67598c-4951-4e81-aac3-7203d4c0678e/
Malware family:
Agent Tesla v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/6df77c0f8991/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/6df77c0f8991ed1bdd9a4a317e54351362037de7ee9d8b3ab978ae0a167c1e36

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
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

Web download

AgentTesla

Executable exe 6df77c0f8991ed1bdd9a4a317e54351362037de7ee9d8b3ab978ae0a167c1e36

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1880065/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/1883303/
Cape
Cape
https://www.capesandbox.com/analysis/216910/

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