MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5508c2ba915107cf9799ee45aa1c1859433558807f68d5e598785be760f81063. 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 2 File information Comments

SHA256 hash: 5508c2ba915107cf9799ee45aa1c1859433558807f68d5e598785be760f81063
SHA3-384 hash: 072965326e5fe840641c03a1cf8eb7b9d93c234a38c9b0295a2d150bed00d8f1aeb809e2230ac6e0c9b0e5e3be7b7ace
SHA1 hash: 850d83c9a9e4418648ba91541e104938f5e495fa
MD5 hash: 7f16398de9aca40c069e0ae59f3d7ba6
humanhash: crazy-gee-michigan-quiet
File name:Complaint Lodged Against Your Company .exe
Download: download sample
Signature AgentTesla
File size:780'800 bytes
First seen:2021-05-17 13:44:54 UTC
Last seen:2021-05-17 17:12:40 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 12288:RXZ6k7cTwgIyKzOg+Vg5uA5UQT+sf2SONo11ZvsUZEKBz/FXWBY1wPaJIy81M:6FmzIckhN+skxz/F1wP
Threatray 4'987 similar samples on MalwareBazaar
TLSH 4EF4E0E523F88F64E03C87794534E1208BF1AC57DA26E606BEDD32A67F76B424513B42
Reporter GovCERT_CH
Tags:AgentTesla

Intelligence


File Origin
# of uploads :
2
# of downloads :
70
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Complaint Lodged Against Your Company .exe
Verdict:
Malicious activity
Analysis date:
2021-05-17 13:46:47 UTC
Tags:
n/a

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

Behaviour
Creating a window
Sending a UDP request
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
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
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 (e.g. based on Emerging Threat rules)
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 access)
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 415924 Sample: Complaint Lodged Against Yo... Startdate: 17/05/2021 Architecture: WINDOWS Score: 100 32 clientconfig.passport.net 2->32 38 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->38 40 Found malware configuration 2->40 42 Multi AV Scanner detection for dropped file 2->42 44 10 other signatures 2->44 8 Complaint Lodged Against Your Company .exe 7 2->8         started        signatures3 process4 file5 24 C:\Users\user\AppData\...\FVBHJtIajOlHr.exe, PE32 8->24 dropped 26 C:\...\FVBHJtIajOlHr.exe:Zone.Identifier, ASCII 8->26 dropped 28 C:\Users\user\AppData\Local\...\tmp7390.tmp, XML 8->28 dropped 30 Complaint Lodged A...ur Company .exe.log, ASCII 8->30 dropped 46 Writes to foreign memory regions 8->46 48 Injects a PE file into a foreign processes 8->48 12 RegSvcs.exe 15 2 8->12         started        16 RegSvcs.exe 8->16         started        18 schtasks.exe 1 8->18         started        20 RegSvcs.exe 8->20         started        signatures6 process7 dnsIp8 34 us-east-1.route-1000.000webhost.awex.io 145.14.145.177, 21, 30221, 49752 AWEXUS Netherlands 12->34 36 files.000webhost.com 12->36 50 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 12->50 52 Tries to steal Mail credentials (via file access) 12->52 54 Tries to harvest and steal ftp login credentials 12->54 56 Tries to harvest and steal browser information (history, passwords, etc) 12->56 58 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 16->58 60 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 16->60 22 conhost.exe 18->22         started        signatures9 process10
Threat name:
ByteCode-MSIL.Trojan.Woreflint
Status:
Malicious
First seen:
2021-05-17 10:40:58 UTC
AV detection:
18 of 29 (62.07%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
AgentTesla Payload
AgentTesla
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.

Malspam

AgentTesla

Executable exe 5508c2ba915107cf9799ee45aa1c1859433558807f68d5e598785be760f81063

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments