Analysis
- max time kernel
183s - max time network
122s - platform
windows7_x64 - resource
win7-20231215-en - resource tags
- submitted
29/01/2024, 20:19
General
- Target Lecture2.exe
- Size 609KB
- Sample240129-y3zyeahhd6
- SHA256 24e17de0104bd957c13315c64eda0b9496d8a03ece25ce775fd3394cafabe4d2
Malware Config
Extracted
-
Protocol
smtp
-
Host
egecanasansor.com.tr
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Port
587
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Username
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Password
egecan1988
Signatures
- Detects Kraken family 5 IoCs
- Kraken
Kraken is a keylogger that is written in C#.
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 15 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious use of AdjustPrivilegeToken 4 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 24 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\Lecture2.exe"C:\Users\Admin\AppData\Local\Temp\Lecture2.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\Lecture2.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\QYjtojcb.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\QYjtojcb" /XML "C:\Users\Admin\AppData\Local\Temp\tmpEABC.tmp"2⤵
- Creates scheduled task(s)
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
-
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C:\Windows\explorer.exe"C:\Windows\explorer.exe"1⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
tmpEABC.tmp
2M4B6S00IPDUP1J0UT7D.temp
memory/872-22-0x000000006ED50000-0x000000006F2FB000-memory.dmp
memory/872-43-0x000000006ED50000-0x000000006F2FB000-memory.dmp
memory/872-33-0x0000000002A10000-0x0000000002A50000-memory.dmp
memory/872-25-0x000000006ED50000-0x000000006F2FB000-memory.dmp
memory/1332-44-0x000000006ED50000-0x000000006F2FB000-memory.dmp
memory/1332-31-0x0000000002A40000-0x0000000002A80000-memory.dmp
memory/1332-29-0x000000006ED50000-0x000000006F2FB000-memory.dmp
memory/1332-27-0x0000000002A40000-0x0000000002A80000-memory.dmp
memory/1332-23-0x000000006ED50000-0x000000006F2FB000-memory.dmp
memory/2896-8-0x0000000004CB0000-0x0000000004D04000-memory.dmp
memory/2896-3-0x0000000000410000-0x0000000000424000-memory.dmp
memory/2896-0-0x0000000000D90000-0x0000000000E2E000-memory.dmp
memory/2896-1-0x0000000073EC0000-0x00000000745AE000-memory.dmp
memory/2896-2-0x0000000004D00000-0x0000000004D40000-memory.dmp
memory/2896-7-0x00000000005E0000-0x00000000005EE000-memory.dmp
memory/2896-6-0x0000000000450000-0x000000000045C000-memory.dmp
memory/2896-42-0x0000000073EC0000-0x00000000745AE000-memory.dmp
memory/2896-5-0x0000000004D00000-0x0000000004D40000-memory.dmp
memory/2896-4-0x0000000073EC0000-0x00000000745AE000-memory.dmp
memory/2940-34-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2940-21-0x0000000000400000-0x000000000041A000-memory.dmp
memory/2940-36-0x0000000000400000-0x000000000041A000-memory.dmp
memory/2940-40-0x0000000000400000-0x000000000041A000-memory.dmp
memory/2940-38-0x0000000000400000-0x000000000041A000-memory.dmp
memory/2940-41-0x0000000073EC0000-0x00000000745AE000-memory.dmp
memory/2940-30-0x0000000000400000-0x000000000041A000-memory.dmp
memory/2940-26-0x0000000000400000-0x000000000041A000-memory.dmp
memory/2940-24-0x0000000000400000-0x000000000041A000-memory.dmp
memory/2940-45-0x0000000000D30000-0x0000000000D70000-memory.dmp
memory/2940-46-0x0000000073EC0000-0x00000000745AE000-memory.dmp
memory/2940-47-0x0000000000D30000-0x0000000000D70000-memory.dmp