MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 29117482a1a5a018669c1ecbb3365851dfa6b0dfb0cad892b90c8abf81d68dd7. 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: 10


Intelligence 10 IOCs YARA 3 File information Comments

SHA256 hash: 29117482a1a5a018669c1ecbb3365851dfa6b0dfb0cad892b90c8abf81d68dd7
SHA3-384 hash: 9919e6067575327017d396661dfc4b291247b3b127793904e06b12af8f6b839aca0a48e78e0ec0c8e9346010413152fd
SHA1 hash: 71e153c3486f292a4868080d2acf15f1f7a5eadc
MD5 hash: ae1902f9d194dfc89dfa20cfef4c1220
humanhash: king-oklahoma-chicken-mississippi
File name:Claim Reference No MAR048780314.exe
Download: download sample
Signature AgentTesla
File size:915'968 bytes
First seen:2022-06-21 14:58:05 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 12288:j82SLkKB58bBZ62UFfSdMAEmtZXsq9975oiEaSSvU+bxXbHwNB:j8L2tUFP/Wzd5UaRUuVUB
Threatray 17'499 similar samples on MalwareBazaar
TLSH T18B158D02A7C91F27E2BDB73A2175481843F6F9D61254DF8E3D8525CA01F7B809B92B27
TrID 64.2% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.5% (.SCR) Windows screen saver (13101/52/3)
9.2% (.EXE) Win64 Executable (generic) (10523/12/4)
5.7% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.9% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter GovCERT_CH
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
1
# of downloads :
237
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Creating a window
Creating a file
Searching for synchronization primitives
Creating a file in the %temp% directory
Creating a process from a recently created file
Moving of the original file
Unauthorized injection to a recently created process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
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
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains very large array initializations
Antivirus detection for URL or domain
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Moves itself to temp directory
Multi AV Scanner detection for domain / URL
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)
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
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 649776 Sample: Claim Reference No MAR04878... Startdate: 21/06/2022 Architecture: WINDOWS Score: 100 44 Multi AV Scanner detection for domain / URL 2->44 46 Malicious sample detected (through community Yara rule) 2->46 48 Antivirus detection for URL or domain 2->48 50 5 other signatures 2->50 7 Claim Reference No MAR048780314.exe 15 4 2->7         started        12 Micro.exe 4 2->12         started        process3 dnsIp4 34 www.google.com 142.250.203.100, 443, 49736, 49769 GOOGLEUS United States 7->34 28 Claim Reference No MAR048780314.exe.log, ASCII 7->28 dropped 60 Moves itself to temp directory 7->60 62 Hides that the sample has been downloaded from the Internet (zone.identifier) 7->62 14 gansta.exe 14 4 7->14         started        19 conhost.exe 12->19         started        file5 signatures6 process7 dnsIp8 36 www.google.com 14->36 30 C:\Users\user\AppData\...\InstallUtil.exe, PE32 14->30 dropped 38 Writes to foreign memory regions 14->38 40 Hides that the sample has been downloaded from the Internet (zone.identifier) 14->40 42 Injects a PE file into a foreign processes 14->42 21 InstallUtil.exe 2 4 14->21         started        file9 signatures10 process11 dnsIp12 32 nvcqa.cam 192.185.37.183, 49784, 49787, 587 UNIFIEDLAYER-AS-1US United States 21->32 26 C:\Users\user\AppData\Roaming\...\Micro.exe, PE32 21->26 dropped 52 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 21->52 54 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 21->54 56 Tries to steal Mail credentials (via file / registry access) 21->56 58 4 other signatures 21->58 file13 signatures14
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2022-06-21 12:11:04 UTC
File Type:
PE (.Net Exe)
Extracted files:
40
AV detection:
17 of 26 (65.38%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Behaviour
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
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
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
Unpacked files
SH256 hash:
29117482a1a5a018669c1ecbb3365851dfa6b0dfb0cad892b90c8abf81d68dd7
MD5 hash:
ae1902f9d194dfc89dfa20cfef4c1220
SHA1 hash:
71e153c3486f292a4868080d2acf15f1f7a5eadc
Malware family:
AgentTesla.v3
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.

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:exploit_any_poppopret
Author:Jeff White [karttoon@gmail.com] @noottrak
Description:Identify POP -> POP -> RET opcodes for quick ROP Gadget creation in target binaries.
Rule name:pe_imphash
Rule name:Skystars_Malware_Imphash
Author:Skystars LightDefender
Description:imphash

File information


The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

AgentTesla

Executable exe 29117482a1a5a018669c1ecbb3365851dfa6b0dfb0cad892b90c8abf81d68dd7

(this sample)

  
Dropped by
agenttesla
  
Delivery method
Distributed via e-mail attachment

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