MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0a3b4186c412949b09fb35b24d0b7cfaab2726008c9dfd9ded81042678656a79. 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 11 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 0a3b4186c412949b09fb35b24d0b7cfaab2726008c9dfd9ded81042678656a79
SHA3-384 hash: fc4d08c12a9ed5f63a8be4c0ffd214f0763146a1531f09f15ee72f3601881bff449b1869f6d9039904d9dc73b19f26b9
SHA1 hash: 936a717f14efedba4c054f0d629badd460282fc3
MD5 hash: c0b9c4d82f3c8eba6566bc1ea9401769
humanhash: dakota-quebec-tennessee-equal
File name:SecuriteInfo.com.Trojan.DownloaderNET.345.2722.22698
Download: download sample
Signature AgentTesla
Create hunting rule
File size:270'912 bytes
First seen:2022-08-15 00:28:10 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 6144:DTFUzfxmuXrDSOBmpHO6T1ViL3hZ5IxyRfKFB31f89JvF:vFAffUHBViVZbRCZf89JN
TLSH T13E44ADCC365035DFC85BD972CEA95C64EA6078BB970BC253A05316AD9D4CA9BCF180F2
TrID 69.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.9% (.EXE) Win64 Executable (generic) (10523/12/4)
6.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.7% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.2% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon d2e8ecb2b2a2b282 (106 x AgentTesla, 106 x Formbook, 24 x RedLineStealer)
Reporter SecuriteInfoCom
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
333
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
SecuriteInfo.com.Trojan.DownloaderNET.345.2722.22698
Verdict:
Malicious activity
Analysis date:
2022-08-15 00:28:59 UTC
Tags:
agenttesla
Link:
https://app.any.run/tasks/e0bec991-3ef7-4ea5-9779-641614049714

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/298525/
Detection(s):
SecuriteInfo.com.Trojan.DownloaderNET.345.2722.22698.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Creating a file
Creating a window
Using the Windows Management Instrumentation requests
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
75%
Tags:
obfuscated overlay packed
Link:
https://www.filescan.io/uploads/62f9939de4e65a67c4a9a3c1/reports/858c7bd5-1449-4a5a-b7c1-389a3aa01212/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/0291f73b-d18d-4cb1-97ed-a0911da33427
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1051238
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
.NET source code references suspicious native API functions
Allocates memory in foreign processes
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
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 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 Generic Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 683748 Sample: SecuriteInfo.com.Trojan.Dow... Startdate: 15/08/2022 Architecture: WINDOWS Score: 100 19 posta.ni.net.tr 2->19 23 Snort IDS alert for network traffic 2->23 25 Malicious sample detected (through community Yara rule) 2->25 27 Multi AV Scanner detection for submitted file 2->27 29 6 other signatures 2->29 7 SecuriteInfo.com.Trojan.DownloaderNET.345.2722.exe 1 2->7         started        signatures3 process4 file5 17 SecuriteInfo.com.T...ET.345.2722.exe.log, ASCII 7->17 dropped 31 Writes to foreign memory regions 7->31 33 Allocates memory in foreign processes 7->33 35 Injects a PE file into a foreign processes 7->35 37 Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent) 7->37 11 cvtres.exe 2 7->11         started        15 cvtres.exe 7->15         started        signatures6 process7 dnsIp8 21 posta.ni.net.tr 89.252.128.115, 49835, 587 NETINTERNETNetinternetBilisimTeknolojileriASTR Turkey 11->21 39 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 11->39 41 Tries to steal Mail credentials (via file / registry access) 11->41 43 Tries to harvest and steal ftp login credentials 11->43 45 Tries to harvest and steal browser information (history, passwords, etc) 11->45 47 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 15->47 49 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 15->49 signatures9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/0a3b4186c412949b09fb35b24d0b7cfaab2726008c9dfd9ded81042678656a79/
Threat name:
Win32.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-08-14 23:07:02 UTC
File Type:
PE (.Net Exe)
Extracted files:
5
AV detection:
18 of 41 (43.90%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=bi5udbweckkjwcp3gwze2c347kvsojqarso73hpnqeccm6dfnj4q._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
Link:
https://tria.ge/reports/220815-asww1aehh3/
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
AgentTesla payload
AgentTesla
Unpacked files
SH256 hash:
963e8cf8e1df3604fd6e6c163b9be24125dfb764196eb71e936dd01deae08004
MD5 hash:
306d61b898d8ca0ac21e0cea238dc164
SHA1 hash:
bb293cdaf8da2ae4d9bdb18a52626ca78cb0cb28
Link:
https://www.unpac.me/results/b3aad425-84b0-404e-a616-cd126edf9cb8/
SH256 hash:
f8a5cafd4a1b9b29ca24e583b73249f30f0878fee031cc7cc7f9ce5abee07a7e
MD5 hash:
0e2c034aa6876f4bf126c39094d5bbd5
SHA1 hash:
b60b45f10383e5e4319b9e03c67110cc89246661
Link:
https://www.unpac.me/results/b3aad425-84b0-404e-a616-cd126edf9cb8/
SH256 hash:
e5ab62f8c5683795e6a88cd3f1c56954104e0fa0b90daad7fadec01beb4d58dc
MD5 hash:
727da6f1820d0e55ae0bf485e3221966
SHA1 hash:
96491847d5fbda7652dee5c048a76c8375a6d6a8
Link:
https://www.unpac.me/results/b3aad425-84b0-404e-a616-cd126edf9cb8/
SH256 hash:
0a3b4186c412949b09fb35b24d0b7cfaab2726008c9dfd9ded81042678656a79
MD5 hash:
c0b9c4d82f3c8eba6566bc1ea9401769
SHA1 hash:
936a717f14efedba4c054f0d629badd460282fc3
Link:
https://www.unpac.me/results/b3aad425-84b0-404e-a616-cd126edf9cb8/
Malware family:
AgentTesla.v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/0a3b4186c412/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/0a3b4186c412949b09fb35b24d0b7cfaab2726008c9dfd9ded81042678656a79

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:AgentTeslaV3
Create hunting rule
Author:ditekshen
Description:AgentTeslaV3 infostealer payload
Rule name:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:INDICATOR_EXE_Packed_ConfuserEx
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with ConfuserEx Mod
Rule name:INDICATOR_KB_CERT_1f3216f428f850be2c66caa056f6d821
Create hunting rule
Author:ditekSHen
Description:Detects executables signed with stolen, revoked or invalid certificates
Rule name:MALWARE_Win_AgentTeslaV3
Create hunting rule
Author:ditekSHen
Description:AgentTeslaV3 infostealer payload
Rule name:pe_imphash
Create hunting rule
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:win_agent_tesla_ab4444e9
Create hunting rule
Author:Johannes Bader
Description:detects Agent Tesla
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.

Cape
Cape
https://www.capesandbox.com/analysis/298525/

Comments