MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 58240663bcc080fe9144050da618e8ec5e9ee4bcdbc3025c9214abf647c0ebf1. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 58240663bcc080fe9144050da618e8ec5e9ee4bcdbc3025c9214abf647c0ebf1
SHA3-384 hash: 2342472b31b63c71450a9518042159d912b353b1b5894de7a45251f4f19a5fae97d2f0060e2fed2267e0da0815cc563e
SHA1 hash: f330b7468120c32a5f2d9c5eebfc23ac9b6c29de
MD5 hash: 67c9ee04c944f5d3bf6f908ac420e0f3
humanhash: bulldog-island-thirteen-fish
File name:AL UAE.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:758'272 bytes
First seen:2020-12-16 16:37:25 UTC
Last seen:2020-12-16 18:35:31 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'607 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:ZNjcN2wC/hMdwdeIE/u88qyMeUZpTzilyCWslmy/jT+D9:UNd1B/JD7Zpn9
TLSH 1BF45C24A9EA5118FD73AF354AE07CA686AFBE733736E41D1494338607339C1CD9193A
Reporter cocaman
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
198
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
AL UAE.exe
Verdict:
Malicious activity
Analysis date:
2020-12-16 16:40:12 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/5972a760-f41e-4fb2-b6c1-3c49218c8288

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/108304/
Detection(s):
SecuriteInfo.com.Variant.Barys.11488.31113.16922.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Moving of the original file
Result
Gathering data
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/564485
Signature
.NET source code contains very large array initializations
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
Machine Learning detection for dropped file
Machine Learning detection for sample
Moves itself to temp directory
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)
Yara detected AgentTesla
Yara detected AntiVM_3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 331331 Sample: AL UAE.exe Startdate: 16/12/2020 Architecture: WINDOWS Score: 100 53 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->53 55 Found malware configuration 2->55 57 Yara detected AgentTesla 2->57 59 6 other signatures 2->59 6 AL UAE.exe 3 2->6         started        10 VSHTkO.exe 3 2->10         started        12 VSHTkO.exe 2 2->12         started        process3 file4 23 C:\Users\user\AppData\...\AL UAE.exe.log, ASCII 6->23 dropped 61 Injects a PE file into a foreign processes 6->61 14 AL UAE.exe 2 5 6->14         started        63 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 10->63 65 Machine Learning detection for dropped file 10->65 67 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 10->67 19 VSHTkO.exe 2 10->19         started        21 VSHTkO.exe 2 12->21         started        signatures5 process6 dnsIp7 29 smtp.kaypan.com 14->29 31 us2.smtp.mailhostbox.com 208.91.199.223, 49746, 587 PUBLIC-DOMAIN-REGISTRYUS United States 14->31 25 C:\Users\user\AppData\Roaming\...\VSHTkO.exe, PE32 14->25 dropped 27 C:\Users\user\...\VSHTkO.exe:Zone.Identifier, ASCII 14->27 dropped 39 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 14->39 41 Moves itself to temp directory 14->41 43 Tries to steal Mail credentials (via file access) 14->43 45 Hides that the sample has been downloaded from the Internet (zone.identifier) 14->45 33 208.91.198.143, 49747, 49748, 587 PUBLIC-DOMAIN-REGISTRYUS United States 19->33 35 smtp.kaypan.com 19->35 37 smtp.kaypan.com 21->37 47 Tries to harvest and steal ftp login credentials 21->47 49 Tries to harvest and steal browser information (history, passwords, etc) 21->49 51 Installs a global keyboard hook 21->51 file8 signatures9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/58240663bcc080fe9144050da618e8ec5e9ee4bcdbc3025c9214abf647c0ebf1/
Threat name:
Win32.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-12-16 16:38:05 UTC
File Type:
PE (.Net Exe)
Extracted files:
17
AV detection:
14 of 26 (53.85%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=lasamy54ycap5ekeaug2mghi5rpj5zf43pbqexescsv7mr6a5pyq._file
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/201216-pakeynt4hs/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
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:
58240663bcc080fe9144050da618e8ec5e9ee4bcdbc3025c9214abf647c0ebf1
MD5 hash:
67c9ee04c944f5d3bf6f908ac420e0f3
SHA1 hash:
f330b7468120c32a5f2d9c5eebfc23ac9b6c29de
Link:
https://www.unpac.me/results/82798c65-16ec-4475-b1a7-c477d0c0e265/
SH256 hash:
b38ba751f05d3f7a440acc0d411b92b8142ab799dae110214968fb139f49aca1
MD5 hash:
2f5102b5ad1fa69f385809eabf8818d7
SHA1 hash:
7f747c20f2bdb769b0ca60b553c88fa7bbc8920e
Link:
https://www.unpac.me/results/82798c65-16ec-4475-b1a7-c477d0c0e265/
SH256 hash:
63a681a5739224e2a8d2184aee0f2672d57a99b920dbd40de6decb78b961b588
MD5 hash:
fc6398e3e937efd3ec3b835312111b12
SHA1 hash:
1df5edc9d3e24de6032d3569db24c58f79f65476
Link:
https://www.unpac.me/results/82798c65-16ec-4475-b1a7-c477d0c0e265/
SH256 hash:
308f256ba8ac15b7e13fc278a6d705a46fb61871d6183c4c21de31c5da3a5ee6
MD5 hash:
0b5ba5c3f964d740eae451f31d0e64db
SHA1 hash:
644d80a18c5f4eeea594fc7bd8dfacfa8de33d88
Link:
https://www.unpac.me/results/82798c65-16ec-4475-b1a7-c477d0c0e265/
SH256 hash:
1d0a60bd31964f9991a1270159c1581a00331a93c9e8481becf6b540aedb5c0a
MD5 hash:
49a7ec821032862fa4623806660b8d62
SHA1 hash:
bf7076e594fefd7a859ef4541285aa0c183ee333
Link:
https://www.unpac.me/results/82798c65-16ec-4475-b1a7-c477d0c0e265/
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/58240663bcc080fe9144050da618e8ec5e9ee4bcdbc3025c9214abf647c0ebf1

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
Create hunting rule
Author:abuse.ch
Description:Detects AgentTesla PE
Rule name:win_agent_tesla_v1
Create hunting rule
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

gz 15c8847616f1a4f482bb54a42e1f9533a18a164a3e88379106c6d756e9791e59

AgentTesla

Executable exe 58240663bcc080fe9144050da618e8ec5e9ee4bcdbc3025c9214abf647c0ebf1

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 15c8847616f1a4f482bb54a42e1f9533a18a164a3e88379106c6d756e9791e59
Cape
Cape
https://www.capesandbox.com/analysis/108304/

Comments