Analysis
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max time kernel
135s -
max time network
138s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
05-11-2024 15:49
Static task
static1
Behavioral task
behavioral1
Sample
fix.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
fix.exe
Resource
win10v2004-20241007-en
General
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Target
fix.exe
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Size
182KB
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MD5
c051fba1ccd26b26c6052d9d83af4ef7
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SHA1
f05973654803099ed3579f90e4ec2febc893d86f
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SHA256
971a5e7ce8ea5ec0daba3818240f241e7ef73c7b26f876fb90faa989427e8de7
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SHA512
1c01641f92bb291b79c49aac8a1a3c42725c82650e56bb6e741b0d399df477eb295ddf3dbdf79de76dcb7949de9637bc60bab204cbfdb90889f0ec317162ce5c
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SSDEEP
3072:ACUln0JMvzUD7CSCMIP8PMJDQe5SOmrc0i/HBAx4EuiLaOmf9hvQO541gMhKFziu:AT0JpD70P8PMJ83rJaBOQ1d5nMhKxiko
Malware Config
Extracted
phemedrone
https://api.telegram.org/bot8048480644:AAGu4LS8y7U94z6qxGp1BK4BXot90IjTN4k/sendDocument
Signatures
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Phemedrone
An information and wallet stealer written in C#.
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Phemedrone family
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vlc = "C:\\Users\\Admin\\AppData\\Roaming\\vlc\\vlc.exe" powershell.exe -
pid Process 2032 powershell.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3980 set thread context of 3976 3980 fix.exe 104 -
Program crash 1 IoCs
pid pid_target Process procid_target 2136 3976 WerFault.exe 104 -
System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fix.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 2032 powershell.exe 2032 powershell.exe 2032 powershell.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2032 powershell.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 3980 wrote to memory of 2032 3980 fix.exe 102 PID 3980 wrote to memory of 2032 3980 fix.exe 102 PID 3980 wrote to memory of 2032 3980 fix.exe 102 PID 3980 wrote to memory of 3976 3980 fix.exe 104 PID 3980 wrote to memory of 3976 3980 fix.exe 104 PID 3980 wrote to memory of 3976 3980 fix.exe 104 PID 3980 wrote to memory of 3976 3980 fix.exe 104 PID 3980 wrote to memory of 3976 3980 fix.exe 104 PID 3980 wrote to memory of 3976 3980 fix.exe 104 PID 3980 wrote to memory of 3976 3980 fix.exe 104 PID 3980 wrote to memory of 3976 3980 fix.exe 104
Processes
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C:\Users\Admin\AppData\Local\Temp\fix.exe"C:\Users\Admin\AppData\Local\Temp\fix.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3980 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"powershell.exe" Remove-ItemProperty -Path 'HKCU:\SOFTWARE\Microsoft\Windows\CurrentVersion\Run' -Name 'vlc';New-ItemProperty -Path 'HKCU:\SOFTWARE\Microsoft\Windows\CurrentVersion\Run' -Name 'vlc' -Value '"C:\Users\Admin\AppData\Roaming\vlc\vlc.exe"' -PropertyType 'String'2⤵
- Adds Run key to start application
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2032
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵
- System Location Discovery: System Language Discovery
PID:3976 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3976 -s 10883⤵
- Program crash
PID:2136
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3976 -ip 39761⤵PID:4252
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82