Analysis
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max time kernel
141s -
max time network
141s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
16-03-2023 06:31
Static task
static1
Behavioral task
behavioral1
Sample
e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe
Resource
win7-20230220-en
General
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Target
e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe
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Size
791KB
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MD5
1aac0226a0d55102bf3c84eaa49de03a
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SHA1
717b745bb437ac0cfd57a4f64fdb576ec0987166
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SHA256
e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d
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SHA512
a4a0aa6393d278abec397cd532232e93da6c8bd13679e38d94adea9e0ebcc803cecc7bf93552f32de5cad127709380e67583be4b788b6026b5306bdfdf645eae
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SSDEEP
12288:hmshgxF9wR04Uu6xhjlNLuNs9KEzmOpru+OSwOAjUkNZ6Zui3tuC3eUqaIQCDuH:XhOF2RO/XX9HyOdYbZ6ZeZcC6H
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 -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Control Panel\International\Geo\Nation e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe -
Executes dropped EXE 2 IoCs
Processes:
ethrog.exeDpEditor.exepid process 3720 ethrog.exe 3212 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\2F433E851532E056\ethrog.exe themida C:\Users\Admin\AppData\Roaming\2F433E851532E056\ethrog.exe themida behavioral2/memory/3720-242-0x00000000009D0000-0x00000000010B4000-memory.dmp themida behavioral2/memory/3720-243-0x00000000009D0000-0x00000000010B4000-memory.dmp themida behavioral2/memory/3720-244-0x00000000009D0000-0x00000000010B4000-memory.dmp themida behavioral2/memory/3720-245-0x00000000009D0000-0x00000000010B4000-memory.dmp themida behavioral2/memory/3720-246-0x00000000009D0000-0x00000000010B4000-memory.dmp themida C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe themida behavioral2/memory/3720-251-0x00000000009D0000-0x00000000010B4000-memory.dmp themida C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe themida behavioral2/memory/3212-253-0x0000000000F90000-0x0000000001674000-memory.dmp themida behavioral2/memory/3720-248-0x00000000009D0000-0x00000000010B4000-memory.dmp themida behavioral2/memory/3212-254-0x0000000000F90000-0x0000000001674000-memory.dmp themida behavioral2/memory/3212-255-0x0000000000F90000-0x0000000001674000-memory.dmp themida behavioral2/memory/3212-256-0x0000000000F90000-0x0000000001674000-memory.dmp themida behavioral2/memory/3212-257-0x0000000000F90000-0x0000000001674000-memory.dmp themida behavioral2/memory/3212-258-0x0000000000F90000-0x0000000001674000-memory.dmp themida behavioral2/memory/3212-259-0x0000000000F90000-0x0000000001674000-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:
ethrog.exeDpEditor.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ethrog.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:
e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
Processes:
ethrog.exeDpEditor.exepid process 3720 ethrog.exe 3212 DpEditor.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exedescription pid process target process PID 4592 set thread context of 1264 4592 e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.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:
e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exedescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe -
Delays execution with timeout.exe 1 IoCs
Processes:
timeout.exepid process 3264 timeout.exe -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
DpEditor.exepid process 3212 DpEditor.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exeethrog.exeDpEditor.exepid process 1264 e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe 1264 e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe 3720 ethrog.exe 3720 ethrog.exe 3212 DpEditor.exe 3212 DpEditor.exe -
Suspicious use of WriteProcessMemory 26 IoCs
Processes:
e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exee1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.execmd.execmd.exeethrog.exedescription pid process target process PID 4592 wrote to memory of 1264 4592 e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe PID 4592 wrote to memory of 1264 4592 e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe PID 4592 wrote to memory of 1264 4592 e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe PID 4592 wrote to memory of 1264 4592 e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe PID 4592 wrote to memory of 1264 4592 e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe PID 4592 wrote to memory of 1264 4592 e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe PID 4592 wrote to memory of 1264 4592 e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe PID 4592 wrote to memory of 1264 4592 e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe PID 4592 wrote to memory of 1264 4592 e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe PID 4592 wrote to memory of 1264 4592 e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe PID 4592 wrote to memory of 1264 4592 e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe PID 1264 wrote to memory of 1456 1264 e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe cmd.exe PID 1264 wrote to memory of 1456 1264 e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe cmd.exe PID 1264 wrote to memory of 1456 1264 e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe cmd.exe PID 1264 wrote to memory of 4892 1264 e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe cmd.exe PID 1264 wrote to memory of 4892 1264 e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe cmd.exe PID 1264 wrote to memory of 4892 1264 e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe cmd.exe PID 1456 wrote to memory of 3720 1456 cmd.exe ethrog.exe PID 1456 wrote to memory of 3720 1456 cmd.exe ethrog.exe PID 1456 wrote to memory of 3720 1456 cmd.exe ethrog.exe PID 4892 wrote to memory of 3264 4892 cmd.exe timeout.exe PID 4892 wrote to memory of 3264 4892 cmd.exe timeout.exe PID 4892 wrote to memory of 3264 4892 cmd.exe timeout.exe PID 3720 wrote to memory of 3212 3720 ethrog.exe DpEditor.exe PID 3720 wrote to memory of 3212 3720 ethrog.exe DpEditor.exe PID 3720 wrote to memory of 3212 3720 ethrog.exe DpEditor.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe"C:\Users\Admin\AppData\Local\Temp\e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe"C:\Users\Admin\AppData\Local\Temp\e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe"2⤵
- 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\2F433E851532E056\ethrog.exe3⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\2F433E851532E056\ethrog.exeC:\Users\Admin\AppData\Roaming\2F433E851532E056\ethrog.exe4⤵
- 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"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\e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe"3⤵
- 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\7ED0.tmpFilesize
32B
MD56bb6e374b5dbd021622648b4d4e9afc7
SHA1df356bb84780e332c960769d552f67d1f5221cce
SHA2566546a2ec37419190b5f256f2c09efd90f8dd11fe98e5ae4521f8e07ecd64a2aa
SHA51242b05356304dbbf2dd1ba7c7bc8dd2fcfc908d80fcd7c25771a3722ac946fd04575591d530e802799f8c17d9622db361f76b69c3985fd1ee63fce38777938644
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C:\Users\Admin\AppData\Local\Temp\80F7.tmpFilesize
71KB
MD592d24961d2ebaacf1ace5463dfc9930d
SHA199ffaf6904ab616c33a37ce01d383e4a493df335
SHA2569013688dec264c615178e151c2eb5f0b2eb9fe8cfad867b311d8581d921c73f3
SHA51277598c77f219ab5234b8b84bcfe873f40e7464b224fac3c8568b300d3f2563f7ef5ad9ec5cccc0d719e7d3e489a164b04b6b36316196afea0b8051de3c751cc7
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C:\Users\Admin\AppData\Local\Temp\874B.tmpFilesize
2KB
MD5dce9b749d38fdc247ab517e8a76e6102
SHA1d6c5b6548e1a3da3326bd097c50c49fc7906be3f
SHA2565087b8c7f2cecceac61d7bd02b939888cf2cc5a452676f28fd5c076eb1ae7ea7
SHA51256c276f0a070da656c98520aa720994d78f1bf0bbb085a5f6fb4fd18fed2bbba1eb8e97b54d58eaa9a978d21d64678170f49c020feb19d8545d158a2d8d58446
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C:\Users\Admin\AppData\Roaming\2F433E851532E056\ethrog.exeFilesize
2.6MB
MD5ce3eac76269dbad2418ffc80324753ce
SHA132554e64820bf80f36628605ce12518eaaedc744
SHA256b20cc31047dae677fe78b0ce8cb9a5745edfa42a91f5467319eddf70775ed053
SHA51225a737b667d932dab0592732c098e1f555b22b7b3fd1519a8cdb1325981190047fe4969bb2f608ccaf1625a0ba87fe0d01e33f3ec5e780e2289ad0439778bf17
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C:\Users\Admin\AppData\Roaming\2F433E851532E056\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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C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exeFilesize
2.6MB
MD5ce3eac76269dbad2418ffc80324753ce
SHA132554e64820bf80f36628605ce12518eaaedc744
SHA256b20cc31047dae677fe78b0ce8cb9a5745edfa42a91f5467319eddf70775ed053
SHA51225a737b667d932dab0592732c098e1f555b22b7b3fd1519a8cdb1325981190047fe4969bb2f608ccaf1625a0ba87fe0d01e33f3ec5e780e2289ad0439778bf17
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memory/1264-134-0x0000000000400000-0x00000000004CB000-memory.dmpFilesize
812KB
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memory/1264-135-0x0000000000400000-0x00000000004CB000-memory.dmpFilesize
812KB
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memory/1264-136-0x0000000000400000-0x00000000004CB000-memory.dmpFilesize
812KB
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memory/1264-237-0x0000000000400000-0x00000000004CB000-memory.dmpFilesize
812KB
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memory/1264-133-0x0000000000400000-0x00000000004CB000-memory.dmpFilesize
812KB
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memory/3212-253-0x0000000000F90000-0x0000000001674000-memory.dmpFilesize
6.9MB
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memory/3212-254-0x0000000000F90000-0x0000000001674000-memory.dmpFilesize
6.9MB
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memory/3212-259-0x0000000000F90000-0x0000000001674000-memory.dmpFilesize
6.9MB
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memory/3212-258-0x0000000000F90000-0x0000000001674000-memory.dmpFilesize
6.9MB
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memory/3212-257-0x0000000000F90000-0x0000000001674000-memory.dmpFilesize
6.9MB
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memory/3212-256-0x0000000000F90000-0x0000000001674000-memory.dmpFilesize
6.9MB
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memory/3212-255-0x0000000000F90000-0x0000000001674000-memory.dmpFilesize
6.9MB
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memory/3720-251-0x00000000009D0000-0x00000000010B4000-memory.dmpFilesize
6.9MB
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memory/3720-248-0x00000000009D0000-0x00000000010B4000-memory.dmpFilesize
6.9MB
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memory/3720-242-0x00000000009D0000-0x00000000010B4000-memory.dmpFilesize
6.9MB
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memory/3720-243-0x00000000009D0000-0x00000000010B4000-memory.dmpFilesize
6.9MB
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memory/3720-245-0x00000000009D0000-0x00000000010B4000-memory.dmpFilesize
6.9MB
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memory/3720-244-0x00000000009D0000-0x00000000010B4000-memory.dmpFilesize
6.9MB
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memory/3720-246-0x00000000009D0000-0x00000000010B4000-memory.dmpFilesize
6.9MB