Analysis
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max time kernel
143s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
22-03-2023 01:56
Static task
static1
Behavioral task
behavioral1
Sample
23e3550cb43e9362251d56005e3c961c426d8e065ff2f2123f457e217415f6c1.exe
Resource
win7-20230220-en
General
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Target
23e3550cb43e9362251d56005e3c961c426d8e065ff2f2123f457e217415f6c1.exe
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Size
6.8MB
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MD5
ca6b1b3b00d1bdccb7cc73255bc97329
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SHA1
88923d5bf5f29cab5fe3ac66459bc94d709b06a1
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SHA256
23e3550cb43e9362251d56005e3c961c426d8e065ff2f2123f457e217415f6c1
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SHA512
fd92162cb9fc5f0a22e25b17cf9386034121af061b821531823292778978f7f44c2e51a7eadc07e902560ec8cffd389a40dd32649ffe3782fbf956dc293224b3
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SSDEEP
196608:V09b1yxhIsD1xLyVUZIBZjUQHQ8dq9XvjUQ:V09bsBvy2GjeV
Malware Config
Signatures
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 2 IoCs
Processes:
uptorn.exeDpEditor.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ uptorn.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ DpEditor.exe -
Checks BIOS information in registry 2 TTPs 4 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
uptorn.exeDpEditor.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion uptorn.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion DpEditor.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion DpEditor.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion uptorn.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
23e3550cb43e9362251d56005e3c961c426d8e065ff2f2123f457e217415f6c1.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Control Panel\International\Geo\Nation 23e3550cb43e9362251d56005e3c961c426d8e065ff2f2123f457e217415f6c1.exe -
Executes dropped EXE 2 IoCs
Processes:
uptorn.exeDpEditor.exepid process 364 uptorn.exe 544 DpEditor.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Processes:
resource yara_rule C:\Users\Admin\AppData\Roaming\836CD7B6BE0C4B1F\uptorn.exe themida C:\Users\Admin\AppData\Roaming\836CD7B6BE0C4B1F\uptorn.exe themida behavioral2/memory/364-243-0x0000000000410000-0x0000000000AFB000-memory.dmp themida behavioral2/memory/364-244-0x0000000000410000-0x0000000000AFB000-memory.dmp themida behavioral2/memory/364-245-0x0000000000410000-0x0000000000AFB000-memory.dmp themida behavioral2/memory/364-246-0x0000000000410000-0x0000000000AFB000-memory.dmp themida behavioral2/memory/364-247-0x0000000000410000-0x0000000000AFB000-memory.dmp themida behavioral2/memory/364-248-0x0000000000410000-0x0000000000AFB000-memory.dmp themida C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe themida behavioral2/memory/364-252-0x0000000000410000-0x0000000000AFB000-memory.dmp themida C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe themida behavioral2/memory/544-254-0x0000000000E00000-0x00000000014EB000-memory.dmp themida behavioral2/memory/544-255-0x0000000000E00000-0x00000000014EB000-memory.dmp themida behavioral2/memory/544-256-0x0000000000E00000-0x00000000014EB000-memory.dmp themida behavioral2/memory/544-257-0x0000000000E00000-0x00000000014EB000-memory.dmp themida behavioral2/memory/544-258-0x0000000000E00000-0x00000000014EB000-memory.dmp themida behavioral2/memory/544-259-0x0000000000E00000-0x00000000014EB000-memory.dmp themida behavioral2/memory/544-260-0x0000000000E00000-0x00000000014EB000-memory.dmp themida -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Processes:
uptorn.exeDpEditor.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA uptorn.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA DpEditor.exe -
Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
Processes:
23e3550cb43e9362251d56005e3c961c426d8e065ff2f2123f457e217415f6c1.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum 23e3550cb43e9362251d56005e3c961c426d8e065ff2f2123f457e217415f6c1.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 23e3550cb43e9362251d56005e3c961c426d8e065ff2f2123f457e217415f6c1.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
Processes:
uptorn.exeDpEditor.exepid process 364 uptorn.exe 544 DpEditor.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
23e3550cb43e9362251d56005e3c961c426d8e065ff2f2123f457e217415f6c1.exedescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 23e3550cb43e9362251d56005e3c961c426d8e065ff2f2123f457e217415f6c1.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 23e3550cb43e9362251d56005e3c961c426d8e065ff2f2123f457e217415f6c1.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz 23e3550cb43e9362251d56005e3c961c426d8e065ff2f2123f457e217415f6c1.exe -
Delays execution with timeout.exe 1 IoCs
Processes:
timeout.exepid process 3340 timeout.exe -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
DpEditor.exepid process 544 DpEditor.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
Processes:
23e3550cb43e9362251d56005e3c961c426d8e065ff2f2123f457e217415f6c1.exeuptorn.exeDpEditor.exepid process 2512 23e3550cb43e9362251d56005e3c961c426d8e065ff2f2123f457e217415f6c1.exe 2512 23e3550cb43e9362251d56005e3c961c426d8e065ff2f2123f457e217415f6c1.exe 2512 23e3550cb43e9362251d56005e3c961c426d8e065ff2f2123f457e217415f6c1.exe 2512 23e3550cb43e9362251d56005e3c961c426d8e065ff2f2123f457e217415f6c1.exe 364 uptorn.exe 364 uptorn.exe 544 DpEditor.exe 544 DpEditor.exe -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
23e3550cb43e9362251d56005e3c961c426d8e065ff2f2123f457e217415f6c1.execmd.execmd.exeuptorn.exedescription pid process target process PID 2512 wrote to memory of 2980 2512 23e3550cb43e9362251d56005e3c961c426d8e065ff2f2123f457e217415f6c1.exe cmd.exe PID 2512 wrote to memory of 2980 2512 23e3550cb43e9362251d56005e3c961c426d8e065ff2f2123f457e217415f6c1.exe cmd.exe PID 2512 wrote to memory of 2980 2512 23e3550cb43e9362251d56005e3c961c426d8e065ff2f2123f457e217415f6c1.exe cmd.exe PID 2512 wrote to memory of 940 2512 23e3550cb43e9362251d56005e3c961c426d8e065ff2f2123f457e217415f6c1.exe cmd.exe PID 2512 wrote to memory of 940 2512 23e3550cb43e9362251d56005e3c961c426d8e065ff2f2123f457e217415f6c1.exe cmd.exe PID 2512 wrote to memory of 940 2512 23e3550cb43e9362251d56005e3c961c426d8e065ff2f2123f457e217415f6c1.exe cmd.exe PID 940 wrote to memory of 3340 940 cmd.exe timeout.exe PID 940 wrote to memory of 3340 940 cmd.exe timeout.exe PID 940 wrote to memory of 3340 940 cmd.exe timeout.exe PID 2980 wrote to memory of 364 2980 cmd.exe uptorn.exe PID 2980 wrote to memory of 364 2980 cmd.exe uptorn.exe PID 2980 wrote to memory of 364 2980 cmd.exe uptorn.exe PID 364 wrote to memory of 544 364 uptorn.exe DpEditor.exe PID 364 wrote to memory of 544 364 uptorn.exe DpEditor.exe PID 364 wrote to memory of 544 364 uptorn.exe DpEditor.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\23e3550cb43e9362251d56005e3c961c426d8e065ff2f2123f457e217415f6c1.exe"C:\Users\Admin\AppData\Local\Temp\23e3550cb43e9362251d56005e3c961c426d8e065ff2f2123f457e217415f6c1.exe"1⤵
- Checks computer location settings
- Maps connected drives based on registry
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c C:\Users\Admin\AppData\Roaming\836CD7B6BE0C4B1F\uptorn.exe2⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\836CD7B6BE0C4B1F\uptorn.exeC:\Users\Admin\AppData\Roaming\836CD7B6BE0C4B1F\uptorn.exe3⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe"C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe"4⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c timeout -t 5 && del "C:\Users\Admin\AppData\Local\Temp\23e3550cb43e9362251d56005e3c961c426d8e065ff2f2123f457e217415f6c1.exe"2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\timeout.exetimeout -t 53⤵
- Delays execution with timeout.exe
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\D155.tmpFilesize
32B
MD56c99c51d3621703961bde7b5fd85ec77
SHA1475ed624240c8a2dc0efc8fdacddf835ac30dc57
SHA256abddf52ee2be0061ff49a15e681ee212fa054043cba80aa8a7064b71020f13ef
SHA512e29df0d87187a86dd5c54ff84d925af85d9355d67ff8b8bdd7ba72305c1fd1e34551aafafa4295566a9ad1715c736ceedbe9f066e0d400fd33f82f537d4bcec4
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C:\Users\Admin\AppData\Local\Temp\D33D.tmpFilesize
71KB
MD5386c014d0948d4fc41afa98cfca9022e
SHA1786cc52d9b962f55f92202c7d50c3707eb62607b
SHA256448b329f3a10bbe3e8f86cd91509c2783b63d28a375231eb23724f5e141420f2
SHA51213d46209c6b052977d6242763b54ac5e35b389e765c82ba773b520ebf5eacabdfdc22b642cb9760e39ad59dd82fa40a31a8d41fd6dd7ea9c9ad08c57b7d8150f
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C:\Users\Admin\AppData\Local\Temp\DAAB.tmpFilesize
2KB
MD577e31b1123e94ce5720ceb729a425798
SHA12b65c95f27d8dca23864a3ed4f78490039ae27bf
SHA25668cafb091d3642a1ad2440bdb51834086945ded836ea25c8f75de7e5fc568d85
SHA5129c660381b859040e20745a1cf42646af3bd3780e2795a5ff3cedc61db9877b608d1fc431a1bd3ba3f25dd3643898b1c0f2abfc067c6634e4ce65de2d4c0c724a
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C:\Users\Admin\AppData\Roaming\836CD7B6BE0C4B1F\uptorn.exeFilesize
2.7MB
MD5c958ae268c1966cdce74530648a61e99
SHA1704274ad1b508f7dcc2839519030ac9ff6f66a20
SHA256cabce825f470146722193da1daaf7c14930ccc251362656a93885fdc4a51f245
SHA512ee582850228d0f608e41d626b2c2d74bc12e3ff15e10ed09da4ae128cd1717dfcfcb8b873e3abb1858ed959a327214e2cbf1d92c8bb1ebaf11159982db6c2cae
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C:\Users\Admin\AppData\Roaming\836CD7B6BE0C4B1F\uptorn.exeFilesize
2.7MB
MD5c958ae268c1966cdce74530648a61e99
SHA1704274ad1b508f7dcc2839519030ac9ff6f66a20
SHA256cabce825f470146722193da1daaf7c14930ccc251362656a93885fdc4a51f245
SHA512ee582850228d0f608e41d626b2c2d74bc12e3ff15e10ed09da4ae128cd1717dfcfcb8b873e3abb1858ed959a327214e2cbf1d92c8bb1ebaf11159982db6c2cae
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C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exeFilesize
2.7MB
MD5c958ae268c1966cdce74530648a61e99
SHA1704274ad1b508f7dcc2839519030ac9ff6f66a20
SHA256cabce825f470146722193da1daaf7c14930ccc251362656a93885fdc4a51f245
SHA512ee582850228d0f608e41d626b2c2d74bc12e3ff15e10ed09da4ae128cd1717dfcfcb8b873e3abb1858ed959a327214e2cbf1d92c8bb1ebaf11159982db6c2cae
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C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exeFilesize
2.7MB
MD5c958ae268c1966cdce74530648a61e99
SHA1704274ad1b508f7dcc2839519030ac9ff6f66a20
SHA256cabce825f470146722193da1daaf7c14930ccc251362656a93885fdc4a51f245
SHA512ee582850228d0f608e41d626b2c2d74bc12e3ff15e10ed09da4ae128cd1717dfcfcb8b873e3abb1858ed959a327214e2cbf1d92c8bb1ebaf11159982db6c2cae
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memory/364-244-0x0000000000410000-0x0000000000AFB000-memory.dmpFilesize
6.9MB
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memory/364-248-0x0000000000410000-0x0000000000AFB000-memory.dmpFilesize
6.9MB
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memory/364-252-0x0000000000410000-0x0000000000AFB000-memory.dmpFilesize
6.9MB
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memory/364-247-0x0000000000410000-0x0000000000AFB000-memory.dmpFilesize
6.9MB
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memory/364-246-0x0000000000410000-0x0000000000AFB000-memory.dmpFilesize
6.9MB
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memory/364-245-0x0000000000410000-0x0000000000AFB000-memory.dmpFilesize
6.9MB
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memory/364-243-0x0000000000410000-0x0000000000AFB000-memory.dmpFilesize
6.9MB
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memory/544-254-0x0000000000E00000-0x00000000014EB000-memory.dmpFilesize
6.9MB
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memory/544-260-0x0000000000E00000-0x00000000014EB000-memory.dmpFilesize
6.9MB
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memory/544-259-0x0000000000E00000-0x00000000014EB000-memory.dmpFilesize
6.9MB
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memory/544-258-0x0000000000E00000-0x00000000014EB000-memory.dmpFilesize
6.9MB
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memory/544-257-0x0000000000E00000-0x00000000014EB000-memory.dmpFilesize
6.9MB
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memory/544-256-0x0000000000E00000-0x00000000014EB000-memory.dmpFilesize
6.9MB
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memory/544-255-0x0000000000E00000-0x00000000014EB000-memory.dmpFilesize
6.9MB
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memory/2512-138-0x0000000002CB0000-0x0000000002CB1000-memory.dmpFilesize
4KB
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memory/2512-134-0x0000000000F60000-0x0000000000F61000-memory.dmpFilesize
4KB
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memory/2512-139-0x0000000002CC0000-0x0000000002CC1000-memory.dmpFilesize
4KB
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memory/2512-135-0x0000000000F70000-0x0000000000F71000-memory.dmpFilesize
4KB
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memory/2512-140-0x0000000000400000-0x0000000000F02000-memory.dmpFilesize
11.0MB
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memory/2512-133-0x0000000000F50000-0x0000000000F51000-memory.dmpFilesize
4KB
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memory/2512-137-0x0000000002CA0000-0x0000000002CA1000-memory.dmpFilesize
4KB
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memory/2512-136-0x0000000001070000-0x0000000001071000-memory.dmpFilesize
4KB