Analysis
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max time kernel
150s -
max time network
33s -
platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-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 -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1884 cmd.exe -
Executes dropped EXE 2 IoCs
Processes:
ethrog.exeDpEditor.exepid process 1620 ethrog.exe 1592 DpEditor.exe -
Loads dropped DLL 2 IoCs
Processes:
cmd.exeethrog.exepid process 1656 cmd.exe 1620 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\C7623F2C0CF23520\ethrog.exe themida C:\Users\Admin\AppData\Roaming\C7623F2C0CF23520\ethrog.exe themida \Users\Admin\AppData\Roaming\C7623F2C0CF23520\ethrog.exe themida behavioral1/memory/1620-143-0x0000000000BC0000-0x00000000012A4000-memory.dmp themida behavioral1/memory/1620-144-0x0000000000BC0000-0x00000000012A4000-memory.dmp themida behavioral1/memory/1620-145-0x0000000000BC0000-0x00000000012A4000-memory.dmp themida behavioral1/memory/1620-146-0x0000000000BC0000-0x00000000012A4000-memory.dmp themida behavioral1/memory/1620-147-0x0000000000BC0000-0x00000000012A4000-memory.dmp themida behavioral1/memory/1620-148-0x0000000000BC0000-0x00000000012A4000-memory.dmp themida \Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe themida behavioral1/memory/1620-153-0x0000000000BC0000-0x00000000012A4000-memory.dmp themida C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe themida behavioral1/memory/1592-155-0x00000000010E0000-0x00000000017C4000-memory.dmp themida behavioral1/memory/1592-156-0x00000000010E0000-0x00000000017C4000-memory.dmp themida behavioral1/memory/1592-157-0x00000000010E0000-0x00000000017C4000-memory.dmp themida behavioral1/memory/1592-158-0x00000000010E0000-0x00000000017C4000-memory.dmp themida behavioral1/memory/1592-159-0x00000000010E0000-0x00000000017C4000-memory.dmp themida behavioral1/memory/1592-160-0x00000000010E0000-0x00000000017C4000-memory.dmp themida behavioral1/memory/1592-161-0x00000000010E0000-0x00000000017C4000-memory.dmp themida behavioral1/memory/1592-162-0x00000000010E0000-0x00000000017C4000-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 1620 ethrog.exe 1592 DpEditor.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exedescription pid process target process PID 1128 set thread context of 1360 1128 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 608 timeout.exe -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
DpEditor.exepid process 1592 DpEditor.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exeethrog.exeDpEditor.exepid process 1360 e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe 1620 ethrog.exe 1592 DpEditor.exe -
Suspicious use of WriteProcessMemory 32 IoCs
Processes:
e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exee1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.execmd.execmd.exeethrog.exedescription pid process target process PID 1128 wrote to memory of 1360 1128 e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe PID 1128 wrote to memory of 1360 1128 e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe PID 1128 wrote to memory of 1360 1128 e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe PID 1128 wrote to memory of 1360 1128 e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe PID 1128 wrote to memory of 1360 1128 e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe PID 1128 wrote to memory of 1360 1128 e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe PID 1128 wrote to memory of 1360 1128 e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe PID 1128 wrote to memory of 1360 1128 e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe PID 1128 wrote to memory of 1360 1128 e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe PID 1128 wrote to memory of 1360 1128 e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe PID 1128 wrote to memory of 1360 1128 e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe PID 1128 wrote to memory of 1360 1128 e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe PID 1360 wrote to memory of 1656 1360 e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe cmd.exe PID 1360 wrote to memory of 1656 1360 e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe cmd.exe PID 1360 wrote to memory of 1656 1360 e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe cmd.exe PID 1360 wrote to memory of 1656 1360 e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe cmd.exe PID 1360 wrote to memory of 1884 1360 e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe cmd.exe PID 1360 wrote to memory of 1884 1360 e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe cmd.exe PID 1360 wrote to memory of 1884 1360 e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe cmd.exe PID 1360 wrote to memory of 1884 1360 e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.exe cmd.exe PID 1884 wrote to memory of 608 1884 cmd.exe timeout.exe PID 1884 wrote to memory of 608 1884 cmd.exe timeout.exe PID 1884 wrote to memory of 608 1884 cmd.exe timeout.exe PID 1884 wrote to memory of 608 1884 cmd.exe timeout.exe PID 1656 wrote to memory of 1620 1656 cmd.exe ethrog.exe PID 1656 wrote to memory of 1620 1656 cmd.exe ethrog.exe PID 1656 wrote to memory of 1620 1656 cmd.exe ethrog.exe PID 1656 wrote to memory of 1620 1656 cmd.exe ethrog.exe PID 1620 wrote to memory of 1592 1620 ethrog.exe DpEditor.exe PID 1620 wrote to memory of 1592 1620 ethrog.exe DpEditor.exe PID 1620 wrote to memory of 1592 1620 ethrog.exe DpEditor.exe PID 1620 wrote to memory of 1592 1620 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⤵
- 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\C7623F2C0CF23520\ethrog.exe3⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\C7623F2C0CF23520\ethrog.exeC:\Users\Admin\AppData\Roaming\C7623F2C0CF23520\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\e1c77078463da33af7cfe8ddd17942773df369903b5b92cd92c090fc5749e17d.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\A8.tmpFilesize
71KB
MD56082dd13ad8102d17f9db9cd07600e97
SHA139becc88cea914d843b3c5521038907f2f2f4e71
SHA25640a3f938c8c1eb929771c444d5f8887c42c7cde6281690e2071a2593ba92e48a
SHA512b7d5c716b6339b3138492c8b0cf4c9540a8d8224f9d5e72e34ceab442bdfa9c855473bbed68a489851f019461e1b1f9d86baf067be556c67b948c930899d3c1e
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C:\Users\Admin\AppData\Local\Temp\FFE8.tmpFilesize
32B
MD548255136fc205998b4ebbe6f72b5cdd0
SHA1c6f2c7fdd75a999a61ddfb5b4923d6a0dad917b1
SHA25600523df8a35803806212867d9f6ab89d17a1bfdd3aef5fbb1dc10fcd6faa114c
SHA512c74a7e214f93d124aed393e00f720ac91ca46328f4edf710b26235145b676003261943e4779acbc52ef14667a78636968c04c1065ac5cc70ba9f54d6ab0226de
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C:\Users\Admin\AppData\Roaming\C7623F2C0CF23520\ethrog.exeFilesize
2.6MB
MD5ce3eac76269dbad2418ffc80324753ce
SHA132554e64820bf80f36628605ce12518eaaedc744
SHA256b20cc31047dae677fe78b0ce8cb9a5745edfa42a91f5467319eddf70775ed053
SHA51225a737b667d932dab0592732c098e1f555b22b7b3fd1519a8cdb1325981190047fe4969bb2f608ccaf1625a0ba87fe0d01e33f3ec5e780e2289ad0439778bf17
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C:\Users\Admin\AppData\Roaming\C7623F2C0CF23520\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\C7623F2C0CF23520\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/1360-54-0x0000000000400000-0x00000000004CB000-memory.dmpFilesize
812KB
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memory/1360-62-0x0000000000400000-0x00000000004CB000-memory.dmpFilesize
812KB
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memory/1360-64-0x0000000000400000-0x00000000004CB000-memory.dmpFilesize
812KB
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memory/1360-65-0x0000000000400000-0x00000000004CB000-memory.dmpFilesize
812KB
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memory/1360-60-0x0000000000400000-0x00000000004CB000-memory.dmpFilesize
812KB
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memory/1360-59-0x0000000000400000-0x00000000004CB000-memory.dmpFilesize
812KB
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memory/1360-137-0x0000000000400000-0x00000000004CB000-memory.dmpFilesize
812KB
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memory/1360-58-0x0000000000400000-0x00000000004CB000-memory.dmpFilesize
812KB
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memory/1360-57-0x0000000000400000-0x00000000004CB000-memory.dmpFilesize
812KB
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memory/1360-56-0x0000000000400000-0x00000000004CB000-memory.dmpFilesize
812KB
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memory/1360-61-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
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memory/1360-55-0x0000000000400000-0x00000000004CB000-memory.dmpFilesize
812KB
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memory/1592-156-0x00000000010E0000-0x00000000017C4000-memory.dmpFilesize
6.9MB
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memory/1592-155-0x00000000010E0000-0x00000000017C4000-memory.dmpFilesize
6.9MB
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memory/1592-162-0x00000000010E0000-0x00000000017C4000-memory.dmpFilesize
6.9MB
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memory/1592-161-0x00000000010E0000-0x00000000017C4000-memory.dmpFilesize
6.9MB
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memory/1592-160-0x00000000010E0000-0x00000000017C4000-memory.dmpFilesize
6.9MB
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memory/1592-159-0x00000000010E0000-0x00000000017C4000-memory.dmpFilesize
6.9MB
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memory/1592-158-0x00000000010E0000-0x00000000017C4000-memory.dmpFilesize
6.9MB
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memory/1592-157-0x00000000010E0000-0x00000000017C4000-memory.dmpFilesize
6.9MB
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memory/1620-148-0x0000000000BC0000-0x00000000012A4000-memory.dmpFilesize
6.9MB
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memory/1620-143-0x0000000000BC0000-0x00000000012A4000-memory.dmpFilesize
6.9MB
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memory/1620-153-0x0000000000BC0000-0x00000000012A4000-memory.dmpFilesize
6.9MB
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memory/1620-144-0x0000000000BC0000-0x00000000012A4000-memory.dmpFilesize
6.9MB
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memory/1620-145-0x0000000000BC0000-0x00000000012A4000-memory.dmpFilesize
6.9MB
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memory/1620-147-0x0000000000BC0000-0x00000000012A4000-memory.dmpFilesize
6.9MB
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memory/1620-146-0x0000000000BC0000-0x00000000012A4000-memory.dmpFilesize
6.9MB
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memory/1656-142-0x0000000002110000-0x00000000027F4000-memory.dmpFilesize
6.9MB