MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 98850bda70a9cac3e3ba79f0c92d0caa6dabd70be5834912f3186bae3d964b16. 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


Intelligence File information Yara 4 Comments

SHA256 hash: 98850bda70a9cac3e3ba79f0c92d0caa6dabd70be5834912f3186bae3d964b16
SHA3-384 hash: d636a99edd707e66469b33ca172fea155bc60f28580cba59d997cedb96b8006b5c96c692a9091f08228f5dd9eb4535b0
SHA1 hash: ca7566b4b3dc6a09f890d413fcbd14c2db05df47
MD5 hash: 749be8c35eb6722a48f9c77886a2911d
humanhash: burger-montana-coffee-table
File name:Swift Copy.exe
Download: download sample
Signature NanoCore
File size:758'784 bytes
First seen:2020-07-31 13:34:56 UTC
Last seen:2020-07-31 14:48:34 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744
ssdeep 12288:PaMwMVhoHUvLmMJCssngGakHgczo1WmS+8U0:al/skHgcQWmS60
TLSH 21F40204BD5EA541CC190170CC6ECA743A206ED678A2B2F626EFFFBFE575346190E14A
Reporter @James_inthe_box
Tags:exe NanoCore

Intelligence


File Origin
# of uploads :
2
# of downloads :
51
Origin country :
FR FR
Mail intelligence
Geo location:
Global
Volume:
Low
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
92 / 100
Signature
.NET source code contains potential unpacker
Creates an undocumented autostart registry key
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
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 harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file access)
Yara detected AgentTesla
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 255428 Sample: Swift Copy.exe Startdate: 31/07/2020 Architecture: WINDOWS Score: 92 40 Malicious sample detected (through community Yara rule) 2->40 42 Yara detected AgentTesla 2->42 44 .NET source code contains potential unpacker 2->44 46 4 other signatures 2->46 7 Swift Copy.exe 7 2->7         started        process3 file4 34 C:\Users\user\AppData\Local\...\name.exe.lnk, MS 7->34 dropped 36 C:\Users\user\AppData\...\Swift Copy.exe.log, ASCII 7->36 dropped 38 C:\Users\user\AppData\Local\Temp\svhost.exe, PE32 7->38 dropped 50 Injects a PE file into a foreign processes 7->50 11 Swift Copy.exe 2 7->11         started        14 cmd.exe 1 7->14         started        16 cmd.exe 3 7->16         started        19 cmd.exe 1 7->19         started        signatures5 process6 file7 52 Tries to steal Mail credentials (via file access) 11->52 54 Tries to harvest and steal browser information (history, passwords, etc) 11->54 21 reg.exe 1 1 14->21         started        24 conhost.exe 14->24         started        30 C:\Users\user\AppData\Local\Temp\...\name.exe, PE32 16->30 dropped 26 conhost.exe 16->26         started        32 C:\Users\user\...\name.exe:Zone.Identifier, ASCII 19->32 dropped 28 conhost.exe 19->28         started        signatures8 process9 signatures10 48 Creates an undocumented autostart registry key 21->48
Threat name:
ByteCode-MSIL.Trojan.SmartAssembly
Status:
Malicious
First seen:
2020-07-31 04:07:01 UTC
AV detection:
21 of 31 (67.74%)
Threat level
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
keylogger stealer spyware trojan family:agenttesla
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
NTFS ADS
Suspicious use of SetThreadContext
Loads dropped DLL
Reads user/profile data of web browsers
Reads user/profile data of local email clients
AgentTesla Payload
AgentTesla
Threat name:
Kryptik
Score:
1.00

Yara Signatures


Rule name:Agenttesla_type2
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:CAP_HookExKeylogger
Author:Brian C. Bell -- @biebsmalwareguy
Reference:https://github.com/DFIRnotes/rules/blob/master/CAP_HookExKeylogger.yar
Rule name:Saudi_Phish_Trojan
Author:Florian Roth
Description:Detects a trojan used in Saudi Aramco Phishing
Reference:https://goo.gl/Z3JUAA
Rule name:win_agent_tesla_w1
Author:govcert_ch
Description:Detect Agent Tesla based on common .NET code sequences

File information


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

  
Delivery method
Other

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