Analysis
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max time kernel
148s -
max time network
96s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
21-03-2023 14:34
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-1-5-21-1013461898-3711306144-4198452673-1000\Control Panel\International\Geo\Nation 23e3550cb43e9362251d56005e3c961c426d8e065ff2f2123f457e217415f6c1.exe -
Executes dropped EXE 2 IoCs
Processes:
uptorn.exeDpEditor.exepid process 4328 uptorn.exe 4064 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\7CBC507339E8C4AC\uptorn.exe themida C:\Users\Admin\AppData\Roaming\7CBC507339E8C4AC\uptorn.exe themida behavioral2/memory/4328-246-0x0000000000E80000-0x000000000156B000-memory.dmp themida behavioral2/memory/4328-247-0x0000000000E80000-0x000000000156B000-memory.dmp themida behavioral2/memory/4328-248-0x0000000000E80000-0x000000000156B000-memory.dmp themida behavioral2/memory/4328-249-0x0000000000E80000-0x000000000156B000-memory.dmp themida behavioral2/memory/4328-250-0x0000000000E80000-0x000000000156B000-memory.dmp themida behavioral2/memory/4328-251-0x0000000000E80000-0x000000000156B000-memory.dmp themida C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe themida behavioral2/memory/4328-254-0x0000000000E80000-0x000000000156B000-memory.dmp themida C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe themida behavioral2/memory/4064-257-0x00000000000D0000-0x00000000007BB000-memory.dmp themida behavioral2/memory/4064-258-0x00000000000D0000-0x00000000007BB000-memory.dmp themida behavioral2/memory/4064-259-0x00000000000D0000-0x00000000007BB000-memory.dmp themida behavioral2/memory/4064-260-0x00000000000D0000-0x00000000007BB000-memory.dmp themida behavioral2/memory/4064-261-0x00000000000D0000-0x00000000007BB000-memory.dmp themida behavioral2/memory/4064-262-0x00000000000D0000-0x00000000007BB000-memory.dmp themida behavioral2/memory/4064-263-0x00000000000D0000-0x00000000007BB000-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 4328 uptorn.exe 4064 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 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 Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 23e3550cb43e9362251d56005e3c961c426d8e065ff2f2123f457e217415f6c1.exe -
Delays execution with timeout.exe 1 IoCs
Processes:
timeout.exepid process 3284 timeout.exe -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
DpEditor.exepid process 4064 DpEditor.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
Processes:
23e3550cb43e9362251d56005e3c961c426d8e065ff2f2123f457e217415f6c1.exeuptorn.exeDpEditor.exepid process 1108 23e3550cb43e9362251d56005e3c961c426d8e065ff2f2123f457e217415f6c1.exe 1108 23e3550cb43e9362251d56005e3c961c426d8e065ff2f2123f457e217415f6c1.exe 1108 23e3550cb43e9362251d56005e3c961c426d8e065ff2f2123f457e217415f6c1.exe 1108 23e3550cb43e9362251d56005e3c961c426d8e065ff2f2123f457e217415f6c1.exe 4328 uptorn.exe 4328 uptorn.exe 4064 DpEditor.exe 4064 DpEditor.exe -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
23e3550cb43e9362251d56005e3c961c426d8e065ff2f2123f457e217415f6c1.execmd.execmd.exeuptorn.exedescription pid process target process PID 1108 wrote to memory of 1888 1108 23e3550cb43e9362251d56005e3c961c426d8e065ff2f2123f457e217415f6c1.exe cmd.exe PID 1108 wrote to memory of 1888 1108 23e3550cb43e9362251d56005e3c961c426d8e065ff2f2123f457e217415f6c1.exe cmd.exe PID 1108 wrote to memory of 1888 1108 23e3550cb43e9362251d56005e3c961c426d8e065ff2f2123f457e217415f6c1.exe cmd.exe PID 1108 wrote to memory of 3968 1108 23e3550cb43e9362251d56005e3c961c426d8e065ff2f2123f457e217415f6c1.exe cmd.exe PID 1108 wrote to memory of 3968 1108 23e3550cb43e9362251d56005e3c961c426d8e065ff2f2123f457e217415f6c1.exe cmd.exe PID 1108 wrote to memory of 3968 1108 23e3550cb43e9362251d56005e3c961c426d8e065ff2f2123f457e217415f6c1.exe cmd.exe PID 3968 wrote to memory of 3284 3968 cmd.exe timeout.exe PID 3968 wrote to memory of 3284 3968 cmd.exe timeout.exe PID 3968 wrote to memory of 3284 3968 cmd.exe timeout.exe PID 1888 wrote to memory of 4328 1888 cmd.exe uptorn.exe PID 1888 wrote to memory of 4328 1888 cmd.exe uptorn.exe PID 1888 wrote to memory of 4328 1888 cmd.exe uptorn.exe PID 4328 wrote to memory of 4064 4328 uptorn.exe DpEditor.exe PID 4328 wrote to memory of 4064 4328 uptorn.exe DpEditor.exe PID 4328 wrote to memory of 4064 4328 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\7CBC507339E8C4AC\uptorn.exe2⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\7CBC507339E8C4AC\uptorn.exeC:\Users\Admin\AppData\Roaming\7CBC507339E8C4AC\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\A6F9.tmpFilesize
32B
MD530b13d77deed1641dd87896b3fa0afd9
SHA1466d549e6855c627e2901601e87b05bbc0f2c8fa
SHA2561c359e1bda712f001a46a9044a202219838ee31cd29cc7551090a2db0913399a
SHA512bfe239b285f044b3a01c938deb809bdd65ed3adb572c4ff909c25bcf5e036a6453ee1595b0d7b7c89334391e7128358e9d187f90e39c7dafbd58ccd928d7098e
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C:\Users\Admin\AppData\Local\Temp\AB62.tmpFilesize
71KB
MD5fb2e05653c3115d89013daa5132f08e0
SHA18ad3d1f4c1652c1e173d3201faf9fdd22b229351
SHA256895ce9cfa9bd4ce960723e7adf0aba7eefff4c8cd5e46cad13cb791a39665077
SHA512ca9b7fac566026fa87872d3fdfa32a5a571613b8d9cd4364e1b05d0682d52844c9d1a28c292d6d129d506a627a6cef2a0e6329f8c2ab28cd4388789f48399238
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C:\Users\Admin\AppData\Local\Temp\C790.tmpFilesize
2KB
MD51d65ace99a200cf0ac042936baf39f68
SHA1acd9cd136a2b583c7d89dcbeffad15316921b145
SHA25659f9c188335405db46c008bcd919293d3ea2e549db72d9f0f83ef34195809bc6
SHA512bfc0c01bdca82c7d5ff2210d59049a65930500eaf40b26c2aa6d6149b971b5db63edc12ee5a0ee0ccd8a33bcfcb1063eb1bcf1bbc63788976baee47224bdf486
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C:\Users\Admin\AppData\Roaming\7CBC507339E8C4AC\uptorn.exeFilesize
2.7MB
MD5c958ae268c1966cdce74530648a61e99
SHA1704274ad1b508f7dcc2839519030ac9ff6f66a20
SHA256cabce825f470146722193da1daaf7c14930ccc251362656a93885fdc4a51f245
SHA512ee582850228d0f608e41d626b2c2d74bc12e3ff15e10ed09da4ae128cd1717dfcfcb8b873e3abb1858ed959a327214e2cbf1d92c8bb1ebaf11159982db6c2cae
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C:\Users\Admin\AppData\Roaming\7CBC507339E8C4AC\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/1108-140-0x0000000000400000-0x0000000000F02000-memory.dmpFilesize
11.0MB
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memory/1108-135-0x00000000011D0000-0x00000000011D1000-memory.dmpFilesize
4KB
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memory/1108-139-0x0000000001220000-0x0000000001221000-memory.dmpFilesize
4KB
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memory/1108-138-0x0000000001210000-0x0000000001211000-memory.dmpFilesize
4KB
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memory/1108-137-0x0000000001200000-0x0000000001201000-memory.dmpFilesize
4KB
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memory/1108-136-0x00000000011F0000-0x00000000011F1000-memory.dmpFilesize
4KB
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memory/1108-133-0x0000000001060000-0x0000000001061000-memory.dmpFilesize
4KB
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memory/1108-134-0x00000000011C0000-0x00000000011C1000-memory.dmpFilesize
4KB
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memory/4064-263-0x00000000000D0000-0x00000000007BB000-memory.dmpFilesize
6.9MB
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memory/4064-261-0x00000000000D0000-0x00000000007BB000-memory.dmpFilesize
6.9MB
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memory/4064-260-0x00000000000D0000-0x00000000007BB000-memory.dmpFilesize
6.9MB
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memory/4064-259-0x00000000000D0000-0x00000000007BB000-memory.dmpFilesize
6.9MB
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memory/4064-262-0x00000000000D0000-0x00000000007BB000-memory.dmpFilesize
6.9MB
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memory/4064-258-0x00000000000D0000-0x00000000007BB000-memory.dmpFilesize
6.9MB
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memory/4064-257-0x00000000000D0000-0x00000000007BB000-memory.dmpFilesize
6.9MB
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memory/4328-246-0x0000000000E80000-0x000000000156B000-memory.dmpFilesize
6.9MB
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memory/4328-254-0x0000000000E80000-0x000000000156B000-memory.dmpFilesize
6.9MB
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memory/4328-251-0x0000000000E80000-0x000000000156B000-memory.dmpFilesize
6.9MB
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memory/4328-250-0x0000000000E80000-0x000000000156B000-memory.dmpFilesize
6.9MB
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memory/4328-249-0x0000000000E80000-0x000000000156B000-memory.dmpFilesize
6.9MB
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memory/4328-248-0x0000000000E80000-0x000000000156B000-memory.dmpFilesize
6.9MB
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memory/4328-247-0x0000000000E80000-0x000000000156B000-memory.dmpFilesize
6.9MB