Analysis
- max time kernel
144s - max time network
148s - platform
windows7_x64 - resource
win7v20201028 - submitted
14/11/2020, 18:12
Static task
static1
Behavioral task
behavioral1
Sample
f62de9cf7e53e790f80a6101fd93d941e147e43f8b9422d88a51b6213cd62c8e.exe
Resource
win7v20201028
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
f62de9cf7e53e790f80a6101fd93d941e147e43f8b9422d88a51b6213cd62c8e.exe
Resource
win10v20201028
windows10_x64
0 signatures
0 seconds
General
- Target f62de9cf7e53e790f80a6101fd93d941e147e43f8b9422d88a51b6213cd62c8e.exe
- Size 222KB
- Sample201114-ef1thvth72
- SHA256 f62de9cf7e53e790f80a6101fd93d941e147e43f8b9422d88a51b6213cd62c8e
- MD5 1b5a4e8b3bce113175087ee1cb55233c
- SHA1 ff77c78f1cd4c061403c7dfa19666cb8080aa573
- SHA512 b1c180c1a95c0c93f1f38310d7d710a2c4f54443885e2b317df130af9b3cfaa9da47c9ce4db897b9e552e65853d4c3fd9d751309401cedf3ed096cdb02db696e
- MD5 SHA1 SHA512
Score
10/10
Malware Config
Signatures
- Modifies WinLogon for persistence 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\shell = "explorer.exe, C:\\Users\\Admin\\AppData\\Local\\_foldernamelocalappdata_\\networkitemfactory32.exe" networkitemfactory32.exe - Executes dropped EXE 3 IoCs
pid Process 1972 networkitemfactory32.exe 1732 networkitemfactory32.exe 1628 networkitemfactory32.exe - Deletes itself 1 IoCs
pid Process 1920 cmd.exe - Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\*networkitemfactory32 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\f62de9cf7e53e790f80a6101fd93d941e147e43f8b9422d88a51b6213cd62c8e.exe" f62de9cf7e53e790f80a6101fd93d941e147e43f8b9422d88a51b6213cd62c8e.exe Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Windows\CurrentVersion\Run\networkitemfactory32 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\f62de9cf7e53e790f80a6101fd93d941e147e43f8b9422d88a51b6213cd62c8e.exe" f62de9cf7e53e790f80a6101fd93d941e147e43f8b9422d88a51b6213cd62c8e.exe - Legitimate hosting services abused for malware hosting/C2 1 TTPs
- Modifies service 2 TTPs 28 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Windows Workflow Foundation 3.0.0.0\Linkage networkitemfactory32.exe Set value (data) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Windows Workflow Foundation 4.0.0.0\Linkage\Export = 570069006e0064006f0077007300200057006f0072006b0066006c006f007700200046006f0075006e0064006100740069006f006e00200034002e0030002e0030002e00300000000000 networkitemfactory32.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\.NET Memory Cache 4.0\Linkage networkitemfactory32.exe Set value (data) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\.NET Memory Cache 4.0\Linkage\Export = 2e004e004500540020004d0065006d006f0072007900200043006100630068006500200034002e00300000000000 networkitemfactory32.exe Set value (data) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\MSDTC Bridge 3.0.0.0\Linkage\Export = 4d0053004400540043002000420072006900640067006500200033002e0030002e0030002e00300000000000 networkitemfactory32.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\MSDTC Bridge 4.0.0.0\Linkage networkitemfactory32.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SMSvcHost 3.0.0.0\Linkage networkitemfactory32.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SMSvcHost 4.0.0.0\Linkage networkitemfactory32.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Outlook\Performance\1021 = "132498542005452512" networkitemfactory32.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\MSDTC Bridge 3.0.0.0\Linkage networkitemfactory32.exe Set value (data) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\ServiceModelService 3.0.0.0\Linkage\Export = 53006500720076006900630065004d006f00640065006c005300650072007600690063006500200033002e0030002e0030002e00300000000000 networkitemfactory32.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Windows Workflow Foundation 4.0.0.0\Linkage networkitemfactory32.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\BITS\Performance networkitemfactory32.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\ServiceModelOperation 3.0.0.0\Linkage networkitemfactory32.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\ServiceModelService 3.0.0.0\Linkage networkitemfactory32.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\.NET CLR Data\Linkage networkitemfactory32.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\.NET Data Provider for SqlServer\Linkage networkitemfactory32.exe Set value (data) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\ServiceModelOperation 3.0.0.0\Linkage\Export = 53006500720076006900630065004d006f00640065006c004f007000650072006100740069006f006e00200033002e0030002e0030002e00300000000000 networkitemfactory32.exe Set value (data) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Windows Workflow Foundation 3.0.0.0\Linkage\Export = 570069006e0064006f0077007300200057006f0072006b0066006c006f007700200046006f0075006e0064006100740069006f006e00200033002e0030002e0030002e00300000000000 networkitemfactory32.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\.NET CLR Networking\Linkage networkitemfactory32.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\.NET CLR Networking 4.0.0.0\Linkage networkitemfactory32.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\.NET Data Provider for Oracle\Linkage networkitemfactory32.exe Set value (data) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\MSDTC Bridge 4.0.0.0\Linkage\Export = 4d0053004400540043002000420072006900640067006500200034002e0030002e0030002e00300000000000 networkitemfactory32.exe Set value (data) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SMSvcHost 4.0.0.0\Linkage\Export = 53004d0053007600630048006f0073007400200034002e0030002e0030002e00300000000000 networkitemfactory32.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Outlook\Performance\Disable Performance Counters = "4" networkitemfactory32.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\ServiceModelEndpoint 3.0.0.0\Linkage networkitemfactory32.exe Set value (data) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\ServiceModelEndpoint 3.0.0.0\Linkage\Export = 53006500720076006900630065004d006f00640065006c0045006e00640070006f0069006e007400200033002e0030002e0030002e00300000000000 networkitemfactory32.exe Set value (data) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SMSvcHost 3.0.0.0\Linkage\Export = 53004d0053007600630048006f0073007400200033002e0030002e0030002e00300000000000 networkitemfactory32.exe - Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1364 schtasks.exe - Delays execution with timeout.exe 1 IoCs
pid Process 1692 timeout.exe - Suspicious behavior: EnumeratesProcesses 68 IoCs
pid Process 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe 1972 networkitemfactory32.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1972 networkitemfactory32.exe - Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 1588 wrote to memory of 1972 1588 f62de9cf7e53e790f80a6101fd93d941e147e43f8b9422d88a51b6213cd62c8e.exe 26 PID 1588 wrote to memory of 1972 1588 f62de9cf7e53e790f80a6101fd93d941e147e43f8b9422d88a51b6213cd62c8e.exe 26 PID 1588 wrote to memory of 1972 1588 f62de9cf7e53e790f80a6101fd93d941e147e43f8b9422d88a51b6213cd62c8e.exe 26 PID 1588 wrote to memory of 1940 1588 f62de9cf7e53e790f80a6101fd93d941e147e43f8b9422d88a51b6213cd62c8e.exe 27 PID 1588 wrote to memory of 1940 1588 f62de9cf7e53e790f80a6101fd93d941e147e43f8b9422d88a51b6213cd62c8e.exe 27 PID 1588 wrote to memory of 1940 1588 f62de9cf7e53e790f80a6101fd93d941e147e43f8b9422d88a51b6213cd62c8e.exe 27 PID 1588 wrote to memory of 1920 1588 f62de9cf7e53e790f80a6101fd93d941e147e43f8b9422d88a51b6213cd62c8e.exe 29 PID 1588 wrote to memory of 1920 1588 f62de9cf7e53e790f80a6101fd93d941e147e43f8b9422d88a51b6213cd62c8e.exe 29 PID 1588 wrote to memory of 1920 1588 f62de9cf7e53e790f80a6101fd93d941e147e43f8b9422d88a51b6213cd62c8e.exe 29 PID 1920 wrote to memory of 1692 1920 cmd.exe 31 PID 1920 wrote to memory of 1692 1920 cmd.exe 31 PID 1920 wrote to memory of 1692 1920 cmd.exe 31 PID 1972 wrote to memory of 1364 1972 networkitemfactory32.exe 35 PID 1972 wrote to memory of 1364 1972 networkitemfactory32.exe 35 PID 1972 wrote to memory of 1364 1972 networkitemfactory32.exe 35 PID 2008 wrote to memory of 1732 2008 taskeng.exe 40 PID 2008 wrote to memory of 1732 2008 taskeng.exe 40 PID 2008 wrote to memory of 1732 2008 taskeng.exe 40 PID 2008 wrote to memory of 1628 2008 taskeng.exe 41 PID 2008 wrote to memory of 1628 2008 taskeng.exe 41 PID 2008 wrote to memory of 1628 2008 taskeng.exe 41
Processes
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C:\Users\Admin\AppData\Local\Temp\f62de9cf7e53e790f80a6101fd93d941e147e43f8b9422d88a51b6213cd62c8e.exe"C:\Users\Admin\AppData\Local\Temp\f62de9cf7e53e790f80a6101fd93d941e147e43f8b9422d88a51b6213cd62c8e.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1588 -
C:\Users\Admin\AppData\Local\_foldernamelocalappdata_\networkitemfactory32.exe"C:\Users\Admin\AppData\Local\_foldernamelocalappdata_\networkitemfactory32.exe"2⤵
- Modifies WinLogon for persistence
- Executes dropped EXE
- Modifies service
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1972 -
C:\Windows\System32\schtasks.exe"C:\Windows\System32\schtasks.exe" /create /tn Admin /tr "\"C:\Users\Admin\AppData\Local\_foldernamelocalappdata_\networkitemfactory32.exe\" arguments" /sc MINUTE /mo 13⤵
- Creates scheduled task(s)
PID:1364
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe"2⤵PID:1940
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c timeout /t 5 && del "C:\Users\Admin\AppData\Local\Temp\f62de9cf7e53e790f80a6101fd93d941e147e43f8b9422d88a51b6213cd62c8e.exe" && del "C:\Users\Admin\AppData\Local\Temp\f62de9cf7e53e790f80a6101fd93d941e147e43f8b9422d88a51b6213cd62c8e.exe.config"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1920 -
C:\Windows\system32\timeout.exetimeout /t 53⤵
- Delays execution with timeout.exe
PID:1692
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C:\Windows\system32\wbem\WmiApSrv.exeC:\Windows\system32\wbem\WmiApSrv.exe1⤵PID:1992
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C:\Windows\system32\taskeng.exetaskeng.exe {147EFA78-F72E-43D7-9D05-179876C62D89} S-1-5-21-3825035466-2522850611-591511364-1000:EIDQHRRL\Admin:Interactive:[1]1⤵
- Suspicious use of WriteProcessMemory
PID:2008 -
C:\Users\Admin\AppData\Local\_foldernamelocalappdata_\networkitemfactory32.exeC:\Users\Admin\AppData\Local\_foldernamelocalappdata_\networkitemfactory32.exe arguments2⤵
- Executes dropped EXE
PID:1732
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C:\Users\Admin\AppData\Local\_foldernamelocalappdata_\networkitemfactory32.exeC:\Users\Admin\AppData\Local\_foldernamelocalappdata_\networkitemfactory32.exe arguments2⤵
- Executes dropped EXE
PID:1628
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