MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1cc623e73d0c6eeedfb75a89406c71dd183847f290133b73e470d20068384700. 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 4 File information Comments

SHA256 hash: 1cc623e73d0c6eeedfb75a89406c71dd183847f290133b73e470d20068384700
SHA3-384 hash: 431a4a39132e1a61bd94826c1adeb55633b7c2b3659f75d15e7733bfbbb8ca57fdb7e99fc9d26afed3ca4362fa56469d
SHA1 hash: a886d2783e5df075b26a0dee0aad1cd7618d5ffe
MD5 hash: c3f88bb63a09f81b136553bc875c5eb0
humanhash: pip-eight-hot-fruit
File name:vbc.exe
Download: download sample
Signature AgentTesla
File size:1'103'872 bytes
First seen:2021-04-26 13:49:30 UTC
Last seen:2021-04-26 14:49:18 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:J/quhczhJhYSIiKQpgZKzfnJvKZL3gQk/uMArlbQCrYvBXJ/OijKNSg28njo7eVG:JoOC+UhK574ZApoXJGi98AeVTfs
Threatray 4'219 similar samples on MalwareBazaar
TLSH 89358ED1F1908D9AE96B06F16D2A953025E3BE9D94A4C10C5A9DB71B36F3342209FF0F
Reporter James_inthe_box
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
2
# of downloads :
219
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
vbc.exe
Verdict:
Malicious activity
Analysis date:
2021-04-26 13:52:20 UTC
Tags:
n/a

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

Behaviour
Creating a window
DNS request
Sending a UDP request
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 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
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)
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)
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 397932 Sample: vbc.exe Startdate: 26/04/2021 Architecture: WINDOWS Score: 100 45 Found malware configuration 2->45 47 Multi AV Scanner detection for submitted file 2->47 49 Yara detected AgentTesla 2->49 51 4 other signatures 2->51 6 vbc.exe 3 2->6         started        10 kwnlbQd.exe 3 2->10         started        12 kwnlbQd.exe 2 2->12         started        process3 file4 25 C:\Users\user\AppData\Local\...\vbc.exe.log, ASCII 6->25 dropped 53 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 6->53 55 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 6->55 14 vbc.exe 2 9 6->14         started        57 Multi AV Scanner detection for dropped file 10->57 59 Machine Learning detection for dropped file 10->59 19 kwnlbQd.exe 2 10->19         started        21 kwnlbQd.exe 10->21         started        61 Injects a PE file into a foreign processes 12->61 23 kwnlbQd.exe 2 12->23         started        signatures5 process6 dnsIp7 31 rodcointl.com 192.185.161.67, 49736, 49739, 587 UNIFIEDLAYER-AS-1US United States 14->31 33 mail.rodcointl.com 14->33 35 192.168.2.1 unknown unknown 14->35 27 C:\Users\user\AppData\Roaming\...\kwnlbQd.exe, PE32 14->27 dropped 29 C:\Users\user\...\kwnlbQd.exe:Zone.Identifier, ASCII 14->29 dropped 37 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 14->37 39 Tries to steal Mail credentials (via file access) 14->39 41 Tries to harvest and steal ftp login credentials 14->41 43 2 other signatures 14->43 file8 signatures9
Threat name:
ByteCode-MSIL.Infostealer.Coins
Status:
Malicious
First seen:
2021-04-26 13:49:14 UTC
File Type:
PE (.Net Exe)
Extracted files:
30
AV detection:
16 of 29 (55.17%)
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
Uses the VBS compiler for execution
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
e90a19eba5f2de3ba82f652221105bb0682b07c20abddec487c6f4354ea79c39
MD5 hash:
efb0de4397ea61e17d262e278b53ff86
SHA1 hash:
727fdf2ceb13262d56bdda24a02564fb3e80c8b0
SH256 hash:
1cc623e73d0c6eeedfb75a89406c71dd183847f290133b73e470d20068384700
MD5 hash:
c3f88bb63a09f81b136553bc875c5eb0
SHA1 hash:
a886d2783e5df075b26a0dee0aad1cd7618d5ffe
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:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFu
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
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.

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