Trojan.LNK.EMOTET.BB
Trojan:PowerShell/BynocoLNK.BEOE!MTB (MICROSOFT)
Windows
![](/vinfo/imgFiles/legend.jpg)
Threat Type: Trojan
Destructiveness: No
Encrypted:
In the wild: Yes
OVERVIEW
This Trojan arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
TECHNICAL DETAILS
2,638 bytes
LNK
No
19 May 2022
Arrival Details
This Trojan arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
Installation
This Trojan adds the following folders:
- %AppDataLocal%\BEhFcGmnp
(Note: %AppDataLocal% is the Local Application Data folder, which is usually C:\Documents and Settings\{user name}\Local Settings\Application Data on Windows 2000(32-bit), XP, and Server 2003(32-bit), or C:\Users\{user name}\AppData\Local on Windows Vista, 7, 8, 8.1, 2008(64-bit), 2012(64-bit) and 10(64-bit).)
It adds the following processes:
- "%System%\cmd.exe" /v:on /c {encoded base 64}||goto&p^o^w^e^r^s^h^e^l^l.e^x^e -c "&{$kRMaFO='{encoded base 64}';$hLTAQy='{encoded base 64}';$RY=[System.Convert]::FromBase64String($kRMaFO+$hLTAQy);$vZ=[System.Text.Encoding]::ASCII.GetString($RY); iex ($vZ)}"
- powershell.exe -c "&{$kRMaFO='{encoded base 64}';$hLTAQy='{encoded base 64}';$RY=[System.Convert]::FromBase64String($kRMaFO+$hLTAQy);$vZ=[System.Text.Encoding]::ASCII.GetString($RY); iex ($vZ)}"
- "%System%\regsvr32.exe" %User Temp%\..\BEhFcGmnp\IfcziNlbBL.EnA
(Note: %System% is the Windows system folder, where it usually is C:\Windows\System32 on all Windows operating system versions.. %User Temp% is the current user's Temp folder, which is usually C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000(32-bit), XP, and Server 2003(32-bit), or C:\Users\{user name}\AppData\Local\Temp on Windows Vista, 7, 8, 8.1, 2008(64-bit), 2012(64-bit) and 10(64-bit).)
Download Routine
This Trojan saves the files it downloads using the following names:
- %AppDataLocal%\BEhFcGmnp\IfcziNlbBL.EnA
(Note: %AppDataLocal% is the Local Application Data folder, which is usually C:\Documents and Settings\{user name}\Local Settings\Application Data on Windows 2000(32-bit), XP, and Server 2003(32-bit), or C:\Users\{user name}\AppData\Local on Windows Vista, 7, 8, 8.1, 2008(64-bit), 2012(64-bit) and 10(64-bit).)
Other Details
This Trojan connects to the following possibly malicious URL:
- http://{BLOCKED}-shoshi.main.jp/yamada-shoshi/lg1/
- http://{BLOCKED}ign.nl/libraries/c8NvFU14/
- https://{BLOCKED}ation-esisa.fr/css/iU2SYlfYxsk/
- http://{BLOCKED}g.uz/Docs/1kj8refeLdotQee2f/
- http://{BLOCKED}imarlik.com.tr/wp-admin/9IW7L1gKwWOoNQREJ6/
- http://{BLOCKED}lustphtravel.com/cgi-bin/QphfoQq4t/