Analysis Overview
SHA256
b272f8adb317c5fa71ca69becbca71ad661081f963ffdd01105eab2332e3c298
Threat Level: Known bad
The file 5f44ff7305c97d69e90a70cb11a51f08_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Darkcomet
Drops startup file
Checks computer location settings
Uses the VBS compiler for execution
UPX packed file
AutoIT Executable
Suspicious use of SetThreadContext
Unsigned PE
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Creates scheduled task(s)
Suspicious use of WriteProcessMemory
Suspicious use of SendNotifyMessage
Suspicious use of FindShellTrayWindow
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-05-20 13:16
Signatures
AutoIT Executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-20 13:16
Reported
2024-05-20 13:18
Platform
win7-20240221-en
Max time kernel
150s
Max time network
122s
Command Line
Signatures
Darkcomet
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.lnk | C:\Users\Admin\AppData\Local\Temp\5f44ff7305c97d69e90a70cb11a51f08_JaffaCakes118.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.lnk | C:\Users\Admin\AppData\Local\Temp\5f44ff7305c97d69e90a70cb11a51f08_JaffaCakes118.exe | N/A |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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Uses the VBS compiler for execution
AutoIT Executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2896 set thread context of 2640 | N/A | C:\Users\Admin\AppData\Local\Temp\5f44ff7305c97d69e90a70cb11a51f08_JaffaCakes118.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe |
| PID 2896 set thread context of 2560 | N/A | C:\Users\Admin\AppData\Local\Temp\5f44ff7305c97d69e90a70cb11a51f08_JaffaCakes118.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe |
Enumerates physical storage devices
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\5f44ff7305c97d69e90a70cb11a51f08_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\5f44ff7305c97d69e90a70cb11a51f08_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\5f44ff7305c97d69e90a70cb11a51f08_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\5f44ff7305c97d69e90a70cb11a51f08_JaffaCakes118.exe" /AutoIt3ExecuteScript "C:\Users\Admin\AppData\Local\Temp\wVcdqWuew"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe"
C:\Windows\SysWOW64\cmd.exe
cmd /c del /q /f %temp%\*.lnk
C:\Windows\SysWOW64\schtasks.exe
schtasks /delete /tn WindowsUpdateFBqVJ0x8429524
C:\Windows\SysWOW64\schtasks.exe
schtasks /create /sc minute /mo 1 /tn WindowsUpdateFBqVJ0x8429525 /tr "C:\ProgramData\FBqVJZhh\IhhZJVqBF.exe" /RL HIGHEST
C:\Windows\system32\taskeng.exe
taskeng.exe {C8E622BF-06D0-4B5A-A370-C04FAACE8204} S-1-5-21-3452737119-3959686427-228443150-1000:QGTQZTRE\Admin:Interactive:[1]
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | jimmykarcter.ddnsking.com | udp |
Files
C:\Users\Admin\AppData\Local\Temp\wVcdqWuew
| MD5 | ab9d8703e4ec6f130bd1867fb7dba5d4 |
| SHA1 | 8575f9164b4090292f0319186abc4afacfe1aa36 |
| SHA256 | 783a5010b8c1b00d78a2cbd470ac2858be182a27622a4bffd4dd89fd213f4dbe |
| SHA512 | 446c0e1d369260bc5b8646549e89a0e8a037ae8b67ec99172733da2fafaa88cb96526e082025a8ae97e4631420a47179a87cad9ed2a111441124b4293acc431d |
C:\Users\Admin\AppData\Roaming\GFQYjs\SXxTxW.exe
| MD5 | 5f44ff7305c97d69e90a70cb11a51f08 |
| SHA1 | be1454f0194e0d67967f488fece3b95479362b32 |
| SHA256 | b272f8adb317c5fa71ca69becbca71ad661081f963ffdd01105eab2332e3c298 |
| SHA512 | d5b237b06dc115eeb39817b7fe04461c8c4ac05eb996244ea65afcab715e28f0bea7efeadfcdede6f9461802ba0f67e1642638e01b75adbd49535a83136ff311 |
memory/2640-10-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2640-18-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2560-26-0x0000000000400000-0x0000000000425000-memory.dmp
memory/2560-29-0x0000000000400000-0x0000000000425000-memory.dmp
memory/2560-30-0x0000000000400000-0x0000000000425000-memory.dmp
memory/2640-28-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2640-17-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2640-14-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2640-12-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2560-32-0x0000000000400000-0x0000000000425000-memory.dmp
memory/2560-31-0x0000000000400000-0x0000000000425000-memory.dmp
memory/2560-25-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2560-23-0x0000000000400000-0x0000000000425000-memory.dmp
memory/2560-21-0x0000000000400000-0x0000000000425000-memory.dmp
memory/2560-19-0x0000000000400000-0x0000000000425000-memory.dmp
memory/2640-35-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2640-37-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2640-36-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2640-38-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2640-40-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2640-39-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2640-41-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2560-42-0x0000000000400000-0x0000000000425000-memory.dmp
memory/2640-43-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2640-44-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2640-46-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2640-48-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2640-50-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2640-52-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2640-54-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2640-56-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2640-58-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2640-60-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2640-62-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2640-64-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2640-66-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2640-68-0x0000000000400000-0x00000000004B7000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-20 13:16
Reported
2024-05-20 13:18
Platform
win10v2004-20240426-en
Max time kernel
150s
Max time network
148s
Command Line
Signatures
Darkcomet
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\5f44ff7305c97d69e90a70cb11a51f08_JaffaCakes118.exe | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.lnk | C:\Users\Admin\AppData\Local\Temp\5f44ff7305c97d69e90a70cb11a51f08_JaffaCakes118.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.lnk | C:\Users\Admin\AppData\Local\Temp\5f44ff7305c97d69e90a70cb11a51f08_JaffaCakes118.exe | N/A |
UPX packed file
| Description | Indicator | Process | Target |
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Uses the VBS compiler for execution
AutoIT Executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1484 set thread context of 4372 | N/A | C:\Users\Admin\AppData\Local\Temp\5f44ff7305c97d69e90a70cb11a51f08_JaffaCakes118.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe |
| PID 1484 set thread context of 2672 | N/A | C:\Users\Admin\AppData\Local\Temp\5f44ff7305c97d69e90a70cb11a51f08_JaffaCakes118.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe |
Enumerates physical storage devices
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\5f44ff7305c97d69e90a70cb11a51f08_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\5f44ff7305c97d69e90a70cb11a51f08_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\5f44ff7305c97d69e90a70cb11a51f08_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\5f44ff7305c97d69e90a70cb11a51f08_JaffaCakes118.exe" /AutoIt3ExecuteScript "C:\Users\Admin\AppData\Local\Temp\wVcdqWuew"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe"
C:\Windows\SysWOW64\cmd.exe
cmd /c del /q /f %temp%\*.lnk
C:\Windows\SysWOW64\schtasks.exe
schtasks /delete /tn WindowsUpdateFBqVJ0x8429524
C:\Windows\SysWOW64\schtasks.exe
schtasks /create /sc minute /mo 1 /tn WindowsUpdateFBqVJ0x8429525 /tr "C:\ProgramData\FBqVJZhh\IhhZJVqBF.exe" /RL HIGHEST
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | jimmykarcter.ddnsking.com | udp |
| US | 8.8.8.8:53 | 183.142.211.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | jimmykarcter.ddnsking.com | udp |
| US | 8.8.8.8:53 | jimmykarcter.ddnsking.com | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | jimmykarcter.ddnsking.com | udp |
| US | 8.8.8.8:53 | jimmykarcter.ddnsking.com | udp |
| US | 8.8.8.8:53 | jimmykarcter.ddnsking.com | udp |
| US | 8.8.8.8:53 | jimmykarcter.ddnsking.com | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | jimmykarcter.ddnsking.com | udp |
| US | 8.8.8.8:53 | jimmykarcter.ddnsking.com | udp |
| US | 8.8.8.8:53 | jimmykarcter.ddnsking.com | udp |
| US | 8.8.8.8:53 | jimmykarcter.ddnsking.com | udp |
| US | 8.8.8.8:53 | jimmykarcter.ddnsking.com | udp |
| US | 8.8.8.8:53 | jimmykarcter.ddnsking.com | udp |
| US | 8.8.8.8:53 | 130.211.222.173.in-addr.arpa | udp |
| NL | 23.62.61.185:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 185.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | jimmykarcter.ddnsking.com | udp |
| US | 8.8.8.8:53 | jimmykarcter.ddnsking.com | udp |
| US | 8.8.8.8:53 | jimmykarcter.ddnsking.com | udp |
| US | 8.8.8.8:53 | jimmykarcter.ddnsking.com | udp |
| US | 8.8.8.8:53 | jimmykarcter.ddnsking.com | udp |
| US | 8.8.8.8:53 | jimmykarcter.ddnsking.com | udp |
| US | 8.8.8.8:53 | 249.197.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | jimmykarcter.ddnsking.com | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | jimmykarcter.ddnsking.com | udp |
| US | 8.8.8.8:53 | jimmykarcter.ddnsking.com | udp |
| US | 8.8.8.8:53 | jimmykarcter.ddnsking.com | udp |
| US | 8.8.8.8:53 | jimmykarcter.ddnsking.com | udp |
| US | 8.8.8.8:53 | jimmykarcter.ddnsking.com | udp |
| US | 8.8.8.8:53 | jimmykarcter.ddnsking.com | udp |
| US | 8.8.8.8:53 | jimmykarcter.ddnsking.com | udp |
| US | 8.8.8.8:53 | jimmykarcter.ddnsking.com | udp |
| US | 8.8.8.8:53 | jimmykarcter.ddnsking.com | udp |
| US | 8.8.8.8:53 | jimmykarcter.ddnsking.com | udp |
Files
C:\Users\Admin\AppData\Local\Temp\wVcdqWuew
| MD5 | ab9d8703e4ec6f130bd1867fb7dba5d4 |
| SHA1 | 8575f9164b4090292f0319186abc4afacfe1aa36 |
| SHA256 | 783a5010b8c1b00d78a2cbd470ac2858be182a27622a4bffd4dd89fd213f4dbe |
| SHA512 | 446c0e1d369260bc5b8646549e89a0e8a037ae8b67ec99172733da2fafaa88cb96526e082025a8ae97e4631420a47179a87cad9ed2a111441124b4293acc431d |
C:\Users\Admin\AppData\Roaming\GFQYjs\SXxTxW.exe
| MD5 | 5f44ff7305c97d69e90a70cb11a51f08 |
| SHA1 | be1454f0194e0d67967f488fece3b95479362b32 |
| SHA256 | b272f8adb317c5fa71ca69becbca71ad661081f963ffdd01105eab2332e3c298 |
| SHA512 | d5b237b06dc115eeb39817b7fe04461c8c4ac05eb996244ea65afcab715e28f0bea7efeadfcdede6f9461802ba0f67e1642638e01b75adbd49535a83136ff311 |
memory/4372-10-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/4372-11-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/4372-12-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2672-13-0x0000000000400000-0x0000000000425000-memory.dmp
memory/4372-14-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2672-19-0x0000000000400000-0x0000000000425000-memory.dmp
memory/4372-18-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2672-16-0x0000000000400000-0x0000000000425000-memory.dmp
memory/4372-23-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/4372-22-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/4372-24-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2672-25-0x0000000000400000-0x0000000000425000-memory.dmp
memory/4372-26-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/4372-27-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/4372-29-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/4372-31-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/4372-33-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/4372-35-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/4372-37-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/4372-39-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/4372-41-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/4372-43-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/4372-45-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/4372-47-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/4372-49-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/4372-51-0x0000000000400000-0x00000000004B7000-memory.dmp