MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4d0bdffbaf8b92803782672861029a8a05923cdbf7a66a9cc56fb08c4c2f4b57. 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 4 File information Comments

SHA256 hash: 4d0bdffbaf8b92803782672861029a8a05923cdbf7a66a9cc56fb08c4c2f4b57
SHA3-384 hash: 47aca503318f3ef5284b857e9aef3b6cfec3065e609d2da75cdd8abb2c2686f4c2a4116269ad80ae021aeaae20eec1b5
SHA1 hash: fc492ec18164f4b5d0de8dbdac285c2ba90c9a65
MD5 hash: a0cad95d0e988a1c252ff15c4f1831e6
humanhash: glucose-michigan-sweet-utah
File name:SOA 60045918350.exe
Download: download sample
Signature AgentTesla
File size:100'352 bytes
First seen:2023-08-18 09:09:24 UTC
Last seen:2023-08-18 13:42:35 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 3072:mg7Xjd4cUB+R1YCp9mP7IHJDeWJaCd/GRFpS3lg0aXfJWKq:mg7Xjd4cUAR1YM9mP7IHJDeWJaCd/GRP
Threatray 5'608 similar samples on MalwareBazaar
TLSH T1C3A32A18368C4617C3AC13F9E9CB5244977481B39A12FF4A388D16E42F937D0AE576AF
TrID 60.4% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.8% (.SCR) Windows screen saver (13097/50/3)
8.7% (.EXE) Win64 Executable (generic) (10523/12/4)
5.4% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.1% (.EXE) Win16 NE executable (generic) (5038/12/1)
Reporter cocaman
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
4
# of downloads :
291
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
agenttesla
ID:
1
File name:
SOA 60045918350.exe
Verdict:
Malicious activity
Analysis date:
2023-08-18 09:09:55 UTC
Tags:
stealer agenttesla

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Sending an HTTP GET request
Creating a file in the %AppData% directory
Launching a process
Creating a file
Using the Windows Management Instrumentation requests
Creating a file in the %AppData% subdirectories
Reading critical registry keys
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Stealing user critical data
Unauthorized injection to a system process
Gathering data
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:
spre.troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Creates multiple autostart registry keys
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
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 network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sample uses string decryption to hide its real strings
Sigma detected: MSBuild connects to smtp port
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 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 AntiVM3
Yara detected Costura Assembly Loader
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1293313 Sample: SOA_60045918350.exe Startdate: 18/08/2023 Architecture: WINDOWS Score: 100 50 Found malware configuration 2->50 52 Multi AV Scanner detection for submitted file 2->52 54 Yara detected AgentTesla 2->54 56 6 other signatures 2->56 6 SOA_60045918350.exe 16 6 2->6         started        11 Fmbyshgj.exe 14 6 2->11         started        13 Fmbyshgj.exe 2->13         started        15 2 other processes 2->15 process3 dnsIp4 48 files.catbox.moe 108.181.20.39, 443, 49709, 49716 ASN852CA Canada 6->48 34 C:\Users\user\AppData\Roaming\Fmbyshgj.exe, PE32 6->34 dropped 72 Creates multiple autostart registry keys 6->72 74 Writes to foreign memory regions 6->74 76 Injects a PE file into a foreign processes 6->76 17 MSBuild.exe 16 4 6->17         started        78 Multi AV Scanner detection for dropped file 11->78 22 MSBuild.exe 11->22         started        24 MSBuild.exe 11->24         started        26 MSBuild.exe 13->26         started        28 conhost.exe 15->28         started        30 conhost.exe 15->30         started        file5 signatures6 process7 dnsIp8 36 mail92100.maychuemail.com 112.213.92.100, 49713, 49750, 49752 SUPERDATA-AS-VNSUPERDATA-VN Viet Nam 17->36 38 api4.ipify.org 173.231.16.76, 443, 49710, 49735 WEBNXUS United States 17->38 46 2 other IPs or domains 17->46 32 C:\Users\user\AppData\Roaming\...\wSStSI.exe, PE32 17->32 dropped 58 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 17->58 60 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 17->60 62 May check the online IP address of the machine 17->62 64 Creates multiple autostart registry keys 17->64 40 api.ipify.org 22->40 42 64.185.227.156, 443, 49751 WEBNXUS United States 26->42 44 api.ipify.org 26->44 66 Tries to steal Mail credentials (via file / registry access) 26->66 68 Tries to harvest and steal browser information (history, passwords, etc) 26->68 70 Hides that the sample has been downloaded from the Internet (zone.identifier) 26->70 file9 signatures10
Threat name:
ByteCode-MSIL.Trojan.Seraph
Status:
Malicious
First seen:
2023-08-18 05:57:04 UTC
File Type:
PE (.Net Exe)
Extracted files:
4
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  6/10
Tags:
persistence
Behaviour
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Looks up external IP address via web service
Unpacked files
SH256 hash:
4d0bdffbaf8b92803782672861029a8a05923cdbf7a66a9cc56fb08c4c2f4b57
MD5 hash:
a0cad95d0e988a1c252ff15c4f1831e6
SHA1 hash:
fc492ec18164f4b5d0de8dbdac285c2ba90c9a65
Malware family:
AgentTesla
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:NET
Author:malware-lu
Rule name:NETexecutableMicrosoft
Author:malware-lu
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 4d0bdffbaf8b92803782672861029a8a05923cdbf7a66a9cc56fb08c4c2f4b57

(this sample)

Comments