MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4bcabec27b62127148e5a986ab1d36d6485e686f03ab012d3631be04b82c29f5. 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: 11


Intelligence 11 IOCs YARA 2 File information Comments

SHA256 hash: 4bcabec27b62127148e5a986ab1d36d6485e686f03ab012d3631be04b82c29f5
SHA3-384 hash: 94c3dc8eb02c1ed7560e8a2df8c3503f46c4905555f4c6430349ca2f1e4425af99e175a3dc86a22b45a68f71adf258cd
SHA1 hash: bbad1583bea9d1c198d9671f677770dfcbd77a0b
MD5 hash: d881eaed84052ef57b241c96060d3878
humanhash: may-steak-muppet-william
File name:SecuriteInfo.com.Win32.DropperX-gen.2067.16190
Download: download sample
Signature AgentTesla
File size:7'680 bytes
First seen:2022-10-11 22:02:08 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 192:N1paLF3mcLi2yQ61LFLsLjLu4QyFffzX:XpQFbLvyP1LFLsLjLu4dffz
Threatray 20'142 similar samples on MalwareBazaar
TLSH T11BF1F812B3A84133EE2A0F376C5353801275E763547BDB9E98C8B12B5E537124AE27E5
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)
Reporter SecuriteInfoCom
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
1
# of downloads :
317
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Launching a process
Creating a process with a hidden window
Sending an HTTP GET request to an infection source
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
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.
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Antivirus detection for URL or domain
Encrypted powershell cmdline option found
Machine Learning detection for dropped file
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 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 / registry access)
Yara detected AgentTesla
Yara detected Costura Assembly Loader
Yara detected Generic Downloader
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 720974 Sample: SecuriteInfo.com.Win32.Drop... Startdate: 12/10/2022 Architecture: WINDOWS Score: 100 46 Snort IDS alert for network traffic 2->46 48 Malicious sample detected (through community Yara rule) 2->48 50 Antivirus detection for URL or domain 2->50 52 8 other signatures 2->52 7 SecuriteInfo.com.Win32.DropperX-gen.2067.16190.exe 16 7 2->7         started        12 Wwvxvmv.exe 14 2 2->12         started        14 Wwvxvmv.exe 2 2->14         started        process3 dnsIp4 36 185.216.71.120, 49719, 49735, 49737 CLOUDCOMPUTINGDE Germany 7->36 24 C:\Users\user\AppData\Roaming\...\Wwvxvmv.exe, PE32 7->24 dropped 26 C:\Users\user\...\Wwvxvmv.exe:Zone.Identifier, ASCII 7->26 dropped 28 SecuriteInfo.com.W....2067.16190.exe.log, ASCII 7->28 dropped 54 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->54 56 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->56 58 Encrypted powershell cmdline option found 7->58 16 SecuriteInfo.com.Win32.DropperX-gen.2067.16190.exe 2 7->16         started        20 powershell.exe 16 7->20         started        60 Machine Learning detection for dropped file 12->60 file5 signatures6 process7 dnsIp8 30 mail.rimiapparelsltd.com 16->30 32 rimiapparelsltd.com 67.222.130.10, 49736, 587 ASN-DISUS United States 16->32 34 3 other IPs or domains 16->34 38 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 16->38 40 Tries to steal Mail credentials (via file / registry access) 16->40 42 Tries to harvest and steal ftp login credentials 16->42 44 Tries to harvest and steal browser information (history, passwords, etc) 16->44 22 conhost.exe 20->22         started        signatures9 process10
Threat name:
ByteCode-MSIL.Trojan.Scarsi
Status:
Malicious
First seen:
2022-10-11 18:23:04 UTC
File Type:
PE (.Net Exe)
Extracted files:
4
AV detection:
23 of 26 (88.46%)
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 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
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Unpacked files
SH256 hash:
4bcabec27b62127148e5a986ab1d36d6485e686f03ab012d3631be04b82c29f5
MD5 hash:
d881eaed84052ef57b241c96060d3878
SHA1 hash:
bbad1583bea9d1c198d9671f677770dfcbd77a0b
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: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.

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