MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4dec45a4095ce92e7bc46962358c73f3e52b57a13128947fcebeeed3d866ff5e. 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 4 File information Comments
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SHA256 hash: 4dec45a4095ce92e7bc46962358c73f3e52b57a13128947fcebeeed3d866ff5e
SHA3-384 hash: 73c07b84d7ee213d9040e1b826f87a255b13e4f40a0eca025c078b5110b983b2e19f45b279411cefc60d22db398a9434
SHA1 hash: 94d3d40b693eb81647931c0a00cefaf6bb588357
MD5 hash: 0460f138b09fedfe25112e6bebe76407
humanhash: spring-mississippi-skylark-gee
File name:SecuriteInfo.com.W32.AIDetectNet.01.24275.23860
Download: download sample
Signature AgentTesla
Create hunting rule
File size:37'888 bytes
First seen:2022-05-19 02:38:59 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 384:sy72ZiK9qoEq+uhjwmuTN1P5FpepRsHIWzMlEtPCSqJsK/dCuE:svMKUoEqztAbP3pVtqTH/D
Threatray 17'144 similar samples on MalwareBazaar
TLSH T176034F39A35B8620DDADCE3BC892847C02FCAE139913C62B64C9FF893872F56CD51564
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon 27f0d8d4d4d8f027 (16 x AgentTesla, 6 x NanoCore, 5 x DarkCloud)
Reporter SecuriteInfoCom
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
302
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
SecuriteInfo.com.W32.AIDetectNet.01.24275.23860
Verdict:
Malicious activity
Analysis date:
2022-05-19 02:46:36 UTC
Tags:
trojan rat agenttesla opendir stealer
Link:
https://app.any.run/tasks/fd72a984-8422-4997-9366-55cd2d5f93ed

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/272340/
Detection(s):
SecuriteInfo.com.W32.AIDetectNet.01.24275.23860.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Sending an HTTP GET request
Creating a window
Running batch commands
Creating a process with a hidden window
Launching a process
Creating a file in the %temp% directory
Creating a process from a recently created file
Creating a file in the %AppData% subdirectories
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
control.exe obfuscated packed
Link:
https://www.filescan.io/uploads/6285ae68028e3d75bda19d3e/reports/e1c96d53-a450-420b-89e3-2fb26445db52/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:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/89e770d3-0182-4739-8d56-3fece6e80286
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/997356
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
Creates multiple autostart registry keys
Document exploit detected (process start blacklist hit)
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Injects files into Windows application
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
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)
Queries sensitive service information (via WMI, Win32_LogicalDisk, often done to detect sandboxes)
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)
Yara detected AgentTesla
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 629848 Sample: SecuriteInfo.com.W32.AIDete... Startdate: 19/05/2022 Architecture: WINDOWS Score: 100 63 Snort IDS alert for network traffic 2->63 65 Multi AV Scanner detection for domain / URL 2->65 67 Malicious sample detected (through community Yara rule) 2->67 69 7 other signatures 2->69 7 SecuriteInfo.com.W32.AIDetectNet.01.24275.exe 16 8 2->7         started        12 gagelike.exe 1 2->12         started        14 excel.exe 2->14         started        16 4 other processes 2->16 process3 dnsIp4 59 13.51.173.206, 49691, 49697, 49700 AMAZON-02US United States 7->59 47 C:\Users\user\AppData\...\Dpbphhmu.exe, PE32 7->47 dropped 49 C:\Users\user\...\Ooltgxywylrsotasks.exe, PE32 7->49 dropped 51 C:\Users\...\Dpbphhmu.exe:Zone.Identifier, ASCII 7->51 dropped 53 SecuriteInfo.com.W...et.01.24275.exe.log, ASCII 7->53 dropped 87 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->87 89 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->89 91 Creates multiple autostart registry keys 7->91 93 Injects a PE file into a foreign processes 7->93 18 SecuriteInfo.com.W32.AIDetectNet.01.24275.exe 2 5 7->18         started        23 Ooltgxywylrsotasks.exe 1 2 7->23         started        25 cmd.exe 1 7->25         started        55 C:\Users\user\AppData\...\gagelike.exe, PE32 12->55 dropped 95 Antivirus detection for dropped file 12->95 97 Multi AV Scanner detection for dropped file 12->97 99 Machine Learning detection for dropped file 12->99 101 Queries sensitive service information (via WMI, Win32_LogicalDisk, often done to detect sandboxes) 12->101 103 Document exploit detected (process start blacklist hit) 14->103 105 Injects files into Windows application 14->105 27 cmd.exe 14->27         started        61 192.168.2.1 unknown unknown 16->61 29 cmd.exe 16->29         started        file5 signatures6 process7 dnsIp8 57 45.133.1.41, 49698, 49705, 80 DEDIPATH-LLCUS Netherlands 18->57 43 C:\Users\user\AppData\Roaming\...\excel.exe, PE32 18->43 dropped 45 C:\Users\user\...\excel.exe:Zone.Identifier, ASCII 18->45 dropped 71 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 18->71 73 Tries to steal Mail credentials (via file / registry access) 18->73 75 Creates multiple autostart registry keys 18->75 83 4 other signatures 18->83 77 Antivirus detection for dropped file 23->77 79 Multi AV Scanner detection for dropped file 23->79 81 Machine Learning detection for dropped file 23->81 85 2 other signatures 23->85 31 conhost.exe 25->31         started        33 timeout.exe 1 25->33         started        35 conhost.exe 27->35         started        37 timeout.exe 27->37         started        39 conhost.exe 29->39         started        41 timeout.exe 29->41         started        file9 signatures10 process11
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/4dec45a4095ce92e7bc46962358c73f3e52b57a13128947fcebeeed3d866ff5e/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-05-19 02:39:07 UTC
File Type:
PE (.Net Exe)
Extracted files:
4
AV detection:
19 of 26 (73.08%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jxweljajltus466enfrdlddt6psswv5bgeuji76ox3xnhwdg75pa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
0a840e0d003dbbe94510ba7ce6db2c41e5bcdbe4d8dfcb8f1a8b0f15d710419d
AgentTesla
12debb5b625d08f6bc4dd6160435cfde52a33c11dccd4b10fa07c225aba9565b
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191e0b6b997739d71b92939ca736a43be3e742aa1b8baf025b5f9114f1f3e7ae
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2aa8f6347e3d331950c557528790162d59d5607fadbb111e1cefad5a34ba6cd9
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438c2611826bee88cd811d8647c502d80d64bf4d679e1e189806512b2ababadd
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8cb67ee37e7ccd89e8263b6245a842004de8ca49dd5989a017deb110b00569e4
AgentTesla
8f5d108dd7c8d13e63443215be9a8734b4ff548be201e28f4a990bf120eec2a6
AgentTesla
c1668d113829b2d495044cfa509da8b04f372c4d8e0d73dcc98da7c761cf70a5
AgentTesla
+ 17'134 additional samples on MalwareBazaar
Result
Malware family:
blustealer
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla family:blustealer collection keylogger persistence spyware stealer suricata trojan
Link:
https://tria.ge/reports/220519-c5a66sabf4/
Behaviour
Delays execution with timeout.exe
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
Adds Run key to start application
Checks computer location settings
Loads dropped DLL
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Executes dropped EXE
AgentTesla
BluStealer
suricata: ET MALWARE AgentTesla Communicating with CnC Server
Malware Config
C2 Extraction:
http://45.133.1.41/ony3/inc/b8970c3d73430d.php
Unpacked files
SH256 hash:
4dec45a4095ce92e7bc46962358c73f3e52b57a13128947fcebeeed3d866ff5e
MD5 hash:
0460f138b09fedfe25112e6bebe76407
SHA1 hash:
94d3d40b693eb81647931c0a00cefaf6bb588357
Link:
https://www.unpac.me/results/90dc75d9-ba47-4625-9e0f-8202626fe23d/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.35
Link:
https://yomi.yoroi.company/submissions/4dec45a4095ce92e7bc46962358c73f3e52b57a13128947fcebeeed3d866ff5e

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: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

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/272340/

Comments