MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b603fd540d4a4e79052ee4b93a3b4155eb2bacc3fd15ef9e4a9e9d94060c522a. 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 3 File information Comments

SHA256 hash: b603fd540d4a4e79052ee4b93a3b4155eb2bacc3fd15ef9e4a9e9d94060c522a
SHA3-384 hash: 2748bd64957d6bbfe965b1a75b6287989b3700e4aa35c954241dec6bb04bf14edddfc51372e4cb13d2feaed9a274f6e9
SHA1 hash: b96e9b07fc08a961d92c582f885893277ee9a80a
MD5 hash: be753b7ede9b24f15251d3fcf3c5bd57
humanhash: juliet-india-early-pip
File name:70654 SSEBACIC INDIA.exe
Download: download sample
Signature AgentTesla
File size:1'281'536 bytes
First seen:2021-03-22 06:09:40 UTC
Last seen:2021-03-22 13:00:08 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'205 x SnakeKeylogger)
ssdeep 12288:0uNzJW8APxZ+1o7cuA3xB2vF0g9ERzGBeicMUyrd41LGMdC7QBSt7nIMcBelY7Y6:VLA5A1iCRzGmMUyrOtGM7gV5mYpeS9m
Threatray 3'342 similar samples on MalwareBazaar
TLSH DC554B16A6697F24E0BF07364E64816183FAFD53DB31C67D6DD830E945B1A01ABB2332
Reporter cocaman
Tags:AgentTesla exe INVOICE

Intelligence


File Origin
# of uploads :
5
# of downloads :
117
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
70654 SSEBACIC INDIA.exe
Verdict:
Suspicious activity
Analysis date:
2021-03-22 06:11:26 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.adwa.spyw.evad
Score:
100 / 100
Signature
.NET source code contains very large array initializations
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Installs a global keyboard hook
Modifies the hosts 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)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 372622 Sample: 70654 SSEBACIC INDIA.exe Startdate: 22/03/2021 Architecture: WINDOWS Score: 100 43 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->43 45 Found malware configuration 2->45 47 Multi AV Scanner detection for submitted file 2->47 49 4 other signatures 2->49 6 70654 SSEBACIC INDIA.exe 3 2->6         started        10 kprUEGC.exe 2 2->10         started        12 kprUEGC.exe 1 2->12         started        process3 file4 23 C:\Users\...\70654 SSEBACIC INDIA.exe.log, ASCII 6->23 dropped 51 Writes to foreign memory regions 6->51 53 Injects a PE file into a foreign processes 6->53 14 RegSvcs.exe 2 4 6->14         started        19 conhost.exe 10->19         started        21 conhost.exe 12->21         started        signatures5 process6 dnsIp7 29 smtp.rulkeroil.com 14->29 31 us2.smtp.mailhostbox.com 208.91.199.224, 49733, 587 PUBLIC-DOMAIN-REGISTRYUS United States 14->31 33 192.168.2.1 unknown unknown 14->33 25 C:\Users\user\AppData\Roaming\...\kprUEGC.exe, PE32 14->25 dropped 27 C:\Windows\System32\drivers\etc\hosts, ASCII 14->27 dropped 35 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 14->35 37 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 14->37 39 Tries to steal Mail credentials (via file access) 14->39 41 6 other signatures 14->41 file8 signatures9
Threat name:
ByteCode-MSIL.Trojan.Woreflint
Status:
Malicious
First seen:
2021-03-22 01:52:24 UTC
File Type:
PE (.Net Exe)
Extracted files:
38
AV detection:
4 of 47 (8.51%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Drops file in Drivers directory
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
c22b9993fd6abea236edcc1bf476bcd4a09015b4af09eedf660a43bf3d29a16f
MD5 hash:
1d1234ba19c430923b22f531bb19b369
SHA1 hash:
9868c1e97a3be16100a61b5ee1f7d2838b4782a8
SH256 hash:
b603fd540d4a4e79052ee4b93a3b4155eb2bacc3fd15ef9e4a9e9d94060c522a
MD5 hash:
be753b7ede9b24f15251d3fcf3c5bd57
SHA1 hash:
b96e9b07fc08a961d92c582f885893277ee9a80a
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:ach_AgentTesla_20200929
Author:abuse.ch
Description:Detects AgentTesla PE
Rule name:MALWARE_Win_AgentTeslaV3
Author:ditekSHen
Description:AgentTeslaV3 infostealer payload
Rule name:win_agent_tesla_v1
Author:Johannes Bader @viql
Description:detects Agent Tesla

File information


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

Malspam

AgentTesla

Executable exe b603fd540d4a4e79052ee4b93a3b4155eb2bacc3fd15ef9e4a9e9d94060c522a

(this sample)

  
Delivery method
Other

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