MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 05ebb9fe19cb49a3a1813f4da3c3075536ebdea7cf87774456dbf47ad642409e. 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 3 File information Comments
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SHA256 hash: 05ebb9fe19cb49a3a1813f4da3c3075536ebdea7cf87774456dbf47ad642409e
SHA3-384 hash: 58dd9c351488d4174d57c30cd23cb29113290ba39326bfa31a56e8cb8ee3af54a667e086fa2a05ea43a645fed59345fe
SHA1 hash: dc98746870196e4b7bf93a609ffc6930379352a0
MD5 hash: 85cc6e49e65431aa65acfd71c6dc37d8
humanhash: monkey-hydrogen-three-floor
File name:IAENMAIL-A4-220520-0830-0002708.pdf.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:17'408 bytes
First seen:2023-01-16 15:30:31 UTC
Last seen:2023-01-16 17:41:48 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 384:f+mcmP96sMN5kWqRLlRbOOLnl4pL1utjrLtd+bxRGM+M9a:6mP96sMNgHzs1eLtd+b2MQ
Threatray 21'262 similar samples on MalwareBazaar
TLSH T197726C657B6C5772D25DCB3FE4EBEB8413E9C3616802C66EB05423771D22789CA02F85
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Reporter pr0xylife
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
214
Origin country :
IE IE
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
IAENMAIL-A4-220520-0830-0002708.pdf.exe
Verdict:
Malicious activity
Analysis date:
2023-01-16 15:32:46 UTC
Tags:
agenttesla
Link:
https://app.any.run/tasks/9d342cf2-a4fd-4013-b2c4-46631837c826

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/353452/
Detection(s):
SecuriteInfo.com.Win32.RATX-gen.1895.19984.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Sending an HTTP GET request
Launching a process
Creating a process with a hidden window
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:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/63c56db6afdaca54d4387698/reports/16919615-4747-48e3-a56f-114f427920d5/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/e251743c-d641-458c-8891-730dd4de8954
Result
Threat name:
AgentTesla, zgRAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1152463
Signature
.NET source code contains very large array initializations
Encrypted powershell cmdline option found
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
May check the online IP address of the machine
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)
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)
Uses an obfuscated file name to hide its real file extension (double extension)
Uses the Telegram API (likely for C&C communication)
Yara detected AgentTesla
Yara detected Costura Assembly Loader
Yara detected Telegram RAT
Yara detected zgRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 785195 Sample: IAENMAIL-A4-220520-0830-000... Startdate: 16/01/2023 Architecture: WINDOWS Score: 100 55 api.telegram.org 2->55 69 Snort IDS alert for network traffic 2->69 71 Malicious sample detected (through community Yara rule) 2->71 73 Multi AV Scanner detection for submitted file 2->73 75 9 other signatures 2->75 8 IAENMAIL-A4-220520-0830-0002708.pdf.exe 16 7 2->8         started        13 Nariq.exe 14 4 2->13         started        15 Nariq.exe 3 2->15         started        signatures3 process4 dnsIp5 57 bll10.shop 188.114.97.3, 443, 49695, 49697 CLOUDFLARENETUS European Union 8->57 39 C:\Users\user\AppData\Roaming\...39ariq.exe, PE32 8->39 dropped 41 C:\Users\user\...41ariq.exe:Zone.Identifier, ASCII 8->41 dropped 43 IAENMAIL-A4-220520...0002708.pdf.exe.log, ASCII 8->43 dropped 77 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 8->77 79 May check the online IP address of the machine 8->79 81 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 8->81 17 IAENMAIL-A4-220520-0830-0002708.pdf.exe 3 8->17         started        21 powershell.exe 16 8->21         started        23 IAENMAIL-A4-220520-0830-0002708.pdf.exe 8->23         started        83 Multi AV Scanner detection for dropped file 13->83 85 Machine Learning detection for dropped file 13->85 87 Encrypted powershell cmdline option found 13->87 25 Nariq.exe 13->25         started        27 powershell.exe 13->27         started        59 188.114.97.9, 443, 49699 CLOUDFLARENETUS European Union 15->59 89 Injects a PE file into a foreign processes 15->89 29 Nariq.exe 15->29         started        31 powershell.exe 15->31         started        file6 signatures7 process8 dnsIp9 45 api4.ipify.org 64.185.227.155, 443, 49696, 49700 WEBNXUS United States 17->45 47 api.telegram.org 149.154.167.220, 443, 49698, 49702 TELEGRAMRU United Kingdom 17->47 49 api.ipify.org 17->49 61 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 17->61 63 Tries to steal Mail credentials (via file / registry access) 17->63 65 Tries to harvest and steal ftp login credentials 17->65 67 Tries to harvest and steal browser information (history, passwords, etc) 17->67 33 conhost.exe 21->33         started        51 api.ipify.org 25->51 35 conhost.exe 27->35         started        53 api.ipify.org 29->53 37 conhost.exe 31->37         started        signatures10 process11
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/05ebb9fe19cb49a3a1813f4da3c3075536ebdea7cf87774456dbf47ad642409e/
Threat name:
ByteCode-MSIL.Downloader.PsDownload
Create hunting rule
Status:
Malicious
First seen:
2023-01-16 10:38:12 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
20 of 26 (76.92%)
Threat level:
  3/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=axv3t7qzzne2himbh5g2hqyhku3oxxvhz6dxorcw3p2hvvscicpa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
1932562dc1fc3dcea7da6d86ef26c12a34b0acce777807a5f0b4b5922950df05
AgentTesla
504556bc934dda104702afe7d71be8452e82a7b5273183f0bac61f384d33ccb1
AgentTesla
512ca7cbadc87f5a9471355df03cec6666274c23ca7fbcb1480a1372b59c0401
AgentTesla
7604e738af25d6555758575a5a98af1e57e85ed5571dc2d2588b58c50f0864db
AgentTesla
a3fba338d667bc36f24e133f180080d16b75c17b301fad08e0bc497d23f73d77
AgentTesla
e6455ee286b5de00689904bcb8cd1f2fd74d7e41184ca8fec32b37cac629ddbf
AgentTesla
+ 21'252 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/230116-sx2bdsdb5y/
Behaviour
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
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
Looks up external IP address via web service
Checks computer location settings
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Malware Config
C2 Extraction:
https://api.telegram.org/bot2122434962:AAFqluKwJfwmfN8BZ9xq0IjlIijJbDmwbKs/
Unpacked files
SH256 hash:
05ebb9fe19cb49a3a1813f4da3c3075536ebdea7cf87774456dbf47ad642409e
MD5 hash:
85cc6e49e65431aa65acfd71c6dc37d8
SHA1 hash:
dc98746870196e4b7bf93a609ffc6930379352a0
Link:
https://www.unpac.me/results/564c8ce0-566e-45cb-a3d7-fa394d8506c0/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/05ebb9fe19cb/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/05ebb9fe19cb49a3a1813f4da3c3075536ebdea7cf87774456dbf47ad642409e

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:AsyncRat_Detection_Dec_2022
Create hunting rule
Author:Potatech
Description:AsyncRat
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/353452/

Comments