MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a710f59d3a9366dcac9bf7ead6fc0382b72373fe55e97bc32e3149960ed41bea. 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: 9


Intelligence 9 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a710f59d3a9366dcac9bf7ead6fc0382b72373fe55e97bc32e3149960ed41bea
SHA3-384 hash: b6ca5c42ca692fa0097f26ab16e71584ab972fab8ee66833a49b2629ea7dbf00fad2f4f2e701ec5df336b0b5f043665e
SHA1 hash: 83486dab455ecedbe530ff267958cc07e2ed6f5d
MD5 hash: 98e4d53f6ddd58d28af89b921bf5d6ea
humanhash: social-maine-butter-venus
File name:leylaty-RAK-16.02.2021,pdf.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:944'640 bytes
First seen:2021-02-16 23:31:45 UTC
Last seen:2021-02-17 18:02:43 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'608 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 24576:8fJ6Y86Z7iYtU+wkxQqBwtfLoA8A5jBmj:aJZ7iYtvBwtj18AZBmj
Threatray 241 similar samples on MalwareBazaar
TLSH 1515CE326B086F5CF139F33D40291598ABF5F84EE321DEAD7ECE85DA0429E049769523
Reporter GovCERT_CH
Tags:AgentTesla

Intelligence

File Origin
# of uploads :
3
# of downloads :
109
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV3
Create hunting rule
Link:
https://www.capesandbox.com/analysis/117456/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.543.32706.15055.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
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
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/609643
Signature
.NET source code contains very large array initializations
C2 URLs / IPs found in malware configuration
Found malware configuration
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: Scheduled temp file as task from temp location
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
Yara detected AgentTesla
Yara detected AntiVM_3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 353847 Sample: leylaty-RAK-16.02.2021,pdf.exe Startdate: 17/02/2021 Architecture: WINDOWS Score: 100 33 Found malware configuration 2->33 35 Multi AV Scanner detection for dropped file 2->35 37 Sigma detected: Scheduled temp file as task from temp location 2->37 39 9 other signatures 2->39 7 leylaty-RAK-16.02.2021,pdf.exe 7 2->7         started        process3 file4 21 C:\Users\user\AppData\Roaming\Kmeefc.exe, PE32 7->21 dropped 23 C:\Users\user\...\Kmeefc.exe:Zone.Identifier, ASCII 7->23 dropped 25 C:\Users\user\AppData\Local\...\tmpAA28.tmp, XML 7->25 dropped 27 C:\...\leylaty-RAK-16.02.2021,pdf.exe.log, ASCII 7->27 dropped 41 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->41 43 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->43 11 leylaty-RAK-16.02.2021,pdf.exe 2 7->11         started        15 schtasks.exe 1 7->15         started        17 leylaty-RAK-16.02.2021,pdf.exe 7->17         started        signatures5 process6 dnsIp7 29 sizetekstil.com 185.28.23.114, 49740, 587 AS-HOSTINGERLT Lithuania 11->29 31 mail.sizetekstil.com 11->31 45 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 11->45 47 Tries to steal Mail credentials (via file access) 11->47 49 Tries to harvest and steal ftp login credentials 11->49 51 2 other signatures 11->51 19 conhost.exe 15->19         started        signatures8 process9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/a710f59d3a9366dcac9bf7ead6fc0382b72373fe55e97bc32e3149960ed41bea/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-02-16 13:47:20 UTC
AV detection:
14 of 28 (50.00%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=u4iplhj2sntnzle367vnn7adqk3sg476kxuxxqzogfezmdwudpva._file
Verdict:
suspicious
Similar samples:
4621cbd0cbfaff656d38b7fcc28ef37974734773e822d6812fb927c49f9cc5ce
AgentTesla
4edd4c06c8b7cca23fce60e854323b80835e64c805daef22994f2d3d743dd83b
AgentTesla
6ee61893309dd1379d78ad9b04f5c3c5a5b733af82bf64c3dfe28ff6f6d147be
AgentTesla
7ffcfe208773bc49ef7a0e832fe117592b8eaf83484ebc9cfe9c64eb354aadec
AgentTesla
80678f73b6527356c0abcce6730e0304e1697e8f81c566d659fdd997acd33543
AgentTesla
e23dcdc950d7fbfe5d387b5c8822f06ab74d1f9011d8831195dabb478239028c
AgentTesla
e5ea618e1c51b6f724e1527d81465fb53693449199b768bacc62d0caca5c1fbc
AgentTesla
e8de71e3b5cfef776bb7435eea6535a455f3b2cb978a24f11b3f78bbe9e6a3e9
AgentTesla
f0e5f98041b2aa53b523ff0b00e9ed45356b58406c3fbfd79fc2caa459641ecb
AgentTesla
f1fa8c7e3ec0184ecbb89e2dd8554d4ab80391d44216d6480762cb14d03008ae
AgentTesla
+ 231 additional samples on MalwareBazaar
Unpacked files
SH256 hash:
b2499a2af35b550fbe7f541a14ff1225e1202324f351eecf85de6c8e9fc7c27c
MD5 hash:
5e732e4265622675313195dead01047e
SHA1 hash:
359c710a93c2f58cdc2a45de8dd48a6884a70645
Link:
https://www.unpac.me/results/1f995a27-716e-48d6-981f-ec72aa505ca3/
SH256 hash:
a710f59d3a9366dcac9bf7ead6fc0382b72373fe55e97bc32e3149960ed41bea
MD5 hash:
98e4d53f6ddd58d28af89b921bf5d6ea
SHA1 hash:
83486dab455ecedbe530ff267958cc07e2ed6f5d
Link:
https://www.unpac.me/results/1f995a27-716e-48d6-981f-ec72aa505ca3/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/a710f59d3a9366dcac9bf7ead6fc0382b72373fe55e97bc32e3149960ed41bea

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:MALWARE_Win_AgentTeslaV3
Create hunting rule
Author:ditekSHen
Description:AgentTeslaV3 infostealer payload
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

zip bc311f2845a756c0ff57e94abac7f894e60338ddc08187324154005d45c32456

AgentTesla

Executable exe a710f59d3a9366dcac9bf7ead6fc0382b72373fe55e97bc32e3149960ed41bea

(this sample)

  
Dropped by
MD5 d2eb19707d30018ecf87f0d198d72fbd
  
Dropped by
SHA256 bc311f2845a756c0ff57e94abac7f894e60338ddc08187324154005d45c32456
  
Dropped by
AgentTesla
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/117456/

Comments