Analysis
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max time kernel
148s -
max time network
31s -
platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system -
submitted
15-03-2023 09:32
Static task
static1
Behavioral task
behavioral1
Sample
15dbde1eabea6649931226bb8acd762b.exe
Resource
win7-20230220-en
General
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Target
15dbde1eabea6649931226bb8acd762b.exe
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Size
791KB
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MD5
15dbde1eabea6649931226bb8acd762b
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SHA1
cf95d77766970f95610355e928b9a6a973dfe7ae
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SHA256
7344321ef7a66c81d40e41f891bdc1679efdcceb62442913c9ea0ef3891026f1
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SHA512
d92d8d555462bb5c9d67eb8eb93b2541897cdcf9837614658084baa78cf54ec1f0e62a64e7e76cebec8f42bcff5e13107103f3e24faedd8f408a1955c15f949c
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SSDEEP
12288:heo+hRM3jZ/CBXTgsOptX5EHornL3hQx8ppd3KofmK+SzdAWCO9yum6XZsh/E6cf:ihUjZqBXEsOHpEU3W2Nx9l9e6289fH
Malware Config
Extracted
cryptbot
http://ernblt32.top/gate.php
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payload_url
http:
Signatures
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 2 IoCs
Processes:
ethrog.exeDpEditor.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ ethrog.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:
ethrog.exeDpEditor.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion ethrog.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion ethrog.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion DpEditor.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion DpEditor.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 2008 cmd.exe -
Executes dropped EXE 2 IoCs
Processes:
ethrog.exeDpEditor.exepid process 1048 ethrog.exe 1580 DpEditor.exe -
Loads dropped DLL 2 IoCs
Processes:
cmd.exeethrog.exepid process 2016 cmd.exe 1048 ethrog.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\44B0BD7D6DA11FBD\ethrog.exe themida C:\Users\Admin\AppData\Roaming\44B0BD7D6DA11FBD\ethrog.exe themida \Users\Admin\AppData\Roaming\44B0BD7D6DA11FBD\ethrog.exe themida behavioral1/memory/1048-142-0x00000000008F0000-0x0000000000FD4000-memory.dmp themida behavioral1/memory/1048-145-0x00000000008F0000-0x0000000000FD4000-memory.dmp themida behavioral1/memory/1048-146-0x00000000008F0000-0x0000000000FD4000-memory.dmp themida behavioral1/memory/1048-147-0x00000000008F0000-0x0000000000FD4000-memory.dmp themida behavioral1/memory/1048-148-0x00000000008F0000-0x0000000000FD4000-memory.dmp themida \Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe themida C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe themida behavioral1/memory/1048-154-0x00000000008F0000-0x0000000000FD4000-memory.dmp themida behavioral1/memory/1580-155-0x0000000000F90000-0x0000000001674000-memory.dmp themida behavioral1/memory/1580-156-0x0000000000F90000-0x0000000001674000-memory.dmp themida behavioral1/memory/1580-157-0x0000000000F90000-0x0000000001674000-memory.dmp themida behavioral1/memory/1580-158-0x0000000000F90000-0x0000000001674000-memory.dmp themida behavioral1/memory/1580-159-0x0000000000F90000-0x0000000001674000-memory.dmp themida behavioral1/memory/1580-160-0x0000000000F90000-0x0000000001674000-memory.dmp themida behavioral1/memory/1580-161-0x0000000000F90000-0x0000000001674000-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:
DpEditor.exeethrog.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA DpEditor.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ethrog.exe -
Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
Processes:
15dbde1eabea6649931226bb8acd762b.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum 15dbde1eabea6649931226bb8acd762b.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 15dbde1eabea6649931226bb8acd762b.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
Processes:
ethrog.exeDpEditor.exepid process 1048 ethrog.exe 1580 DpEditor.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
15dbde1eabea6649931226bb8acd762b.exedescription pid process target process PID 1552 set thread context of 1292 1552 15dbde1eabea6649931226bb8acd762b.exe 15dbde1eabea6649931226bb8acd762b.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:
15dbde1eabea6649931226bb8acd762b.exedescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 15dbde1eabea6649931226bb8acd762b.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 15dbde1eabea6649931226bb8acd762b.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz 15dbde1eabea6649931226bb8acd762b.exe -
Delays execution with timeout.exe 1 IoCs
Processes:
timeout.exepid process 1300 timeout.exe -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
DpEditor.exepid process 1580 DpEditor.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
15dbde1eabea6649931226bb8acd762b.exeethrog.exeDpEditor.exepid process 1292 15dbde1eabea6649931226bb8acd762b.exe 1048 ethrog.exe 1580 DpEditor.exe -
Suspicious use of WriteProcessMemory 32 IoCs
Processes:
15dbde1eabea6649931226bb8acd762b.exe15dbde1eabea6649931226bb8acd762b.execmd.execmd.exeethrog.exedescription pid process target process PID 1552 wrote to memory of 1292 1552 15dbde1eabea6649931226bb8acd762b.exe 15dbde1eabea6649931226bb8acd762b.exe PID 1552 wrote to memory of 1292 1552 15dbde1eabea6649931226bb8acd762b.exe 15dbde1eabea6649931226bb8acd762b.exe PID 1552 wrote to memory of 1292 1552 15dbde1eabea6649931226bb8acd762b.exe 15dbde1eabea6649931226bb8acd762b.exe PID 1552 wrote to memory of 1292 1552 15dbde1eabea6649931226bb8acd762b.exe 15dbde1eabea6649931226bb8acd762b.exe PID 1552 wrote to memory of 1292 1552 15dbde1eabea6649931226bb8acd762b.exe 15dbde1eabea6649931226bb8acd762b.exe PID 1552 wrote to memory of 1292 1552 15dbde1eabea6649931226bb8acd762b.exe 15dbde1eabea6649931226bb8acd762b.exe PID 1552 wrote to memory of 1292 1552 15dbde1eabea6649931226bb8acd762b.exe 15dbde1eabea6649931226bb8acd762b.exe PID 1552 wrote to memory of 1292 1552 15dbde1eabea6649931226bb8acd762b.exe 15dbde1eabea6649931226bb8acd762b.exe PID 1552 wrote to memory of 1292 1552 15dbde1eabea6649931226bb8acd762b.exe 15dbde1eabea6649931226bb8acd762b.exe PID 1552 wrote to memory of 1292 1552 15dbde1eabea6649931226bb8acd762b.exe 15dbde1eabea6649931226bb8acd762b.exe PID 1552 wrote to memory of 1292 1552 15dbde1eabea6649931226bb8acd762b.exe 15dbde1eabea6649931226bb8acd762b.exe PID 1552 wrote to memory of 1292 1552 15dbde1eabea6649931226bb8acd762b.exe 15dbde1eabea6649931226bb8acd762b.exe PID 1292 wrote to memory of 2016 1292 15dbde1eabea6649931226bb8acd762b.exe cmd.exe PID 1292 wrote to memory of 2016 1292 15dbde1eabea6649931226bb8acd762b.exe cmd.exe PID 1292 wrote to memory of 2016 1292 15dbde1eabea6649931226bb8acd762b.exe cmd.exe PID 1292 wrote to memory of 2016 1292 15dbde1eabea6649931226bb8acd762b.exe cmd.exe PID 1292 wrote to memory of 2008 1292 15dbde1eabea6649931226bb8acd762b.exe cmd.exe PID 1292 wrote to memory of 2008 1292 15dbde1eabea6649931226bb8acd762b.exe cmd.exe PID 1292 wrote to memory of 2008 1292 15dbde1eabea6649931226bb8acd762b.exe cmd.exe PID 1292 wrote to memory of 2008 1292 15dbde1eabea6649931226bb8acd762b.exe cmd.exe PID 2016 wrote to memory of 1048 2016 cmd.exe ethrog.exe PID 2016 wrote to memory of 1048 2016 cmd.exe ethrog.exe PID 2016 wrote to memory of 1048 2016 cmd.exe ethrog.exe PID 2016 wrote to memory of 1048 2016 cmd.exe ethrog.exe PID 2008 wrote to memory of 1300 2008 cmd.exe timeout.exe PID 2008 wrote to memory of 1300 2008 cmd.exe timeout.exe PID 2008 wrote to memory of 1300 2008 cmd.exe timeout.exe PID 2008 wrote to memory of 1300 2008 cmd.exe timeout.exe PID 1048 wrote to memory of 1580 1048 ethrog.exe DpEditor.exe PID 1048 wrote to memory of 1580 1048 ethrog.exe DpEditor.exe PID 1048 wrote to memory of 1580 1048 ethrog.exe DpEditor.exe PID 1048 wrote to memory of 1580 1048 ethrog.exe DpEditor.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\15dbde1eabea6649931226bb8acd762b.exe"C:\Users\Admin\AppData\Local\Temp\15dbde1eabea6649931226bb8acd762b.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\15dbde1eabea6649931226bb8acd762b.exe"C:\Users\Admin\AppData\Local\Temp\15dbde1eabea6649931226bb8acd762b.exe"2⤵
- 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\44B0BD7D6DA11FBD\ethrog.exe3⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\44B0BD7D6DA11FBD\ethrog.exeC:\Users\Admin\AppData\Roaming\44B0BD7D6DA11FBD\ethrog.exe4⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Loads dropped DLL
- 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"5⤵
- 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\15dbde1eabea6649931226bb8acd762b.exe"3⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\timeout.exetimeout -t 54⤵
- 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\374D.tmpFilesize
32B
MD59007aba6f5ee53a482249147787479b2
SHA14ac87bdc6d0eb472030d4f70d9aa265d7fdcb730
SHA2569e1905de40a93ef8708e59f3861320b915c8cd029c7614d92cb526407d4cca0f
SHA512ff645e2a70960ce438921c2dd1eaec811facf54a865b5977b9f8d1327ac2a499a99d42df80b9cb75ff8b4e7746194d4748b49b27cda17832c59d90091b5584fb
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C:\Users\Admin\AppData\Local\Temp\37ED.tmpFilesize
71KB
MD5dfeffc3924409d9c9d3c8cae05be922b
SHA1a89046cbf54c00e17ff0a5f3e1a8f01eb399bce4
SHA25606ea3ad1c1c1067bfdfaa5ad8a91632fac6cad9776ded85fa65d3b6181d89be6
SHA512d9614ecf528a2bf48cafe99a4c54d5c9f3656d628001fbf575d367d5ad8008cf30a58a7b3d9489d8534064442df89a7263df4a91d0863dcd6cc33574c576da33
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C:\Users\Admin\AppData\Roaming\44B0BD7D6DA11FBD\ethrog.exeFilesize
2.6MB
MD5ce3eac76269dbad2418ffc80324753ce
SHA132554e64820bf80f36628605ce12518eaaedc744
SHA256b20cc31047dae677fe78b0ce8cb9a5745edfa42a91f5467319eddf70775ed053
SHA51225a737b667d932dab0592732c098e1f555b22b7b3fd1519a8cdb1325981190047fe4969bb2f608ccaf1625a0ba87fe0d01e33f3ec5e780e2289ad0439778bf17
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C:\Users\Admin\AppData\Roaming\44B0BD7D6DA11FBD\ethrog.exeFilesize
2.6MB
MD5ce3eac76269dbad2418ffc80324753ce
SHA132554e64820bf80f36628605ce12518eaaedc744
SHA256b20cc31047dae677fe78b0ce8cb9a5745edfa42a91f5467319eddf70775ed053
SHA51225a737b667d932dab0592732c098e1f555b22b7b3fd1519a8cdb1325981190047fe4969bb2f608ccaf1625a0ba87fe0d01e33f3ec5e780e2289ad0439778bf17
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C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exeFilesize
2.6MB
MD5ce3eac76269dbad2418ffc80324753ce
SHA132554e64820bf80f36628605ce12518eaaedc744
SHA256b20cc31047dae677fe78b0ce8cb9a5745edfa42a91f5467319eddf70775ed053
SHA51225a737b667d932dab0592732c098e1f555b22b7b3fd1519a8cdb1325981190047fe4969bb2f608ccaf1625a0ba87fe0d01e33f3ec5e780e2289ad0439778bf17
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\Users\Admin\AppData\Roaming\44B0BD7D6DA11FBD\ethrog.exeFilesize
2.6MB
MD5ce3eac76269dbad2418ffc80324753ce
SHA132554e64820bf80f36628605ce12518eaaedc744
SHA256b20cc31047dae677fe78b0ce8cb9a5745edfa42a91f5467319eddf70775ed053
SHA51225a737b667d932dab0592732c098e1f555b22b7b3fd1519a8cdb1325981190047fe4969bb2f608ccaf1625a0ba87fe0d01e33f3ec5e780e2289ad0439778bf17
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\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exeFilesize
2.6MB
MD5ce3eac76269dbad2418ffc80324753ce
SHA132554e64820bf80f36628605ce12518eaaedc744
SHA256b20cc31047dae677fe78b0ce8cb9a5745edfa42a91f5467319eddf70775ed053
SHA51225a737b667d932dab0592732c098e1f555b22b7b3fd1519a8cdb1325981190047fe4969bb2f608ccaf1625a0ba87fe0d01e33f3ec5e780e2289ad0439778bf17
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memory/1048-142-0x00000000008F0000-0x0000000000FD4000-memory.dmpFilesize
6.9MB
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memory/1048-154-0x00000000008F0000-0x0000000000FD4000-memory.dmpFilesize
6.9MB
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memory/1048-148-0x00000000008F0000-0x0000000000FD4000-memory.dmpFilesize
6.9MB
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memory/1048-147-0x00000000008F0000-0x0000000000FD4000-memory.dmpFilesize
6.9MB
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memory/1048-146-0x00000000008F0000-0x0000000000FD4000-memory.dmpFilesize
6.9MB
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memory/1048-145-0x00000000008F0000-0x0000000000FD4000-memory.dmpFilesize
6.9MB
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memory/1292-55-0x0000000000400000-0x00000000004CB000-memory.dmpFilesize
812KB
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memory/1292-61-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
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memory/1292-56-0x0000000000400000-0x00000000004CB000-memory.dmpFilesize
812KB
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memory/1292-54-0x0000000000400000-0x00000000004CB000-memory.dmpFilesize
812KB
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memory/1292-137-0x0000000000400000-0x00000000004CB000-memory.dmpFilesize
812KB
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memory/1292-57-0x0000000000400000-0x00000000004CB000-memory.dmpFilesize
812KB
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memory/1292-58-0x0000000000400000-0x00000000004CB000-memory.dmpFilesize
812KB
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memory/1292-59-0x0000000000400000-0x00000000004CB000-memory.dmpFilesize
812KB
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memory/1292-65-0x0000000000400000-0x00000000004CB000-memory.dmpFilesize
812KB
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memory/1292-64-0x0000000000400000-0x00000000004CB000-memory.dmpFilesize
812KB
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memory/1292-62-0x0000000000400000-0x00000000004CB000-memory.dmpFilesize
812KB
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memory/1292-60-0x0000000000400000-0x00000000004CB000-memory.dmpFilesize
812KB
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memory/1580-155-0x0000000000F90000-0x0000000001674000-memory.dmpFilesize
6.9MB
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memory/1580-156-0x0000000000F90000-0x0000000001674000-memory.dmpFilesize
6.9MB
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memory/1580-157-0x0000000000F90000-0x0000000001674000-memory.dmpFilesize
6.9MB
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memory/1580-158-0x0000000000F90000-0x0000000001674000-memory.dmpFilesize
6.9MB
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memory/1580-159-0x0000000000F90000-0x0000000001674000-memory.dmpFilesize
6.9MB
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memory/1580-160-0x0000000000F90000-0x0000000001674000-memory.dmpFilesize
6.9MB
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memory/1580-161-0x0000000000F90000-0x0000000001674000-memory.dmpFilesize
6.9MB
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memory/2016-143-0x0000000001F10000-0x00000000025F4000-memory.dmpFilesize
6.9MB