Analysis
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max time kernel
151s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20230221-en -
resource tags
arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system -
submitted
15-03-2023 18:21
Static task
static1
Behavioral task
behavioral1
Sample
1aac0226a0d55102bf3c84eaa49de03a.exe
Resource
win7-20230220-en
General
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Target
1aac0226a0d55102bf3c84eaa49de03a.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:
1aac0226a0d55102bf3c84eaa49de03a.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Control Panel\International\Geo\Nation 1aac0226a0d55102bf3c84eaa49de03a.exe -
Executes dropped EXE 2 IoCs
Processes:
ethrog.exeDpEditor.exepid process 3748 ethrog.exe 2132 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\2C505B7B54080512\ethrog.exe themida C:\Users\Admin\AppData\Roaming\2C505B7B54080512\ethrog.exe themida behavioral2/memory/3748-248-0x0000000000520000-0x0000000000C04000-memory.dmp themida behavioral2/memory/3748-249-0x0000000000520000-0x0000000000C04000-memory.dmp themida behavioral2/memory/3748-250-0x0000000000520000-0x0000000000C04000-memory.dmp themida behavioral2/memory/3748-251-0x0000000000520000-0x0000000000C04000-memory.dmp themida behavioral2/memory/3748-252-0x0000000000520000-0x0000000000C04000-memory.dmp themida behavioral2/memory/3748-253-0x0000000000520000-0x0000000000C04000-memory.dmp themida C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe themida behavioral2/memory/3748-257-0x0000000000520000-0x0000000000C04000-memory.dmp themida C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe themida behavioral2/memory/2132-259-0x00000000007A0000-0x0000000000E84000-memory.dmp themida behavioral2/memory/2132-260-0x00000000007A0000-0x0000000000E84000-memory.dmp themida behavioral2/memory/2132-261-0x00000000007A0000-0x0000000000E84000-memory.dmp themida behavioral2/memory/2132-262-0x00000000007A0000-0x0000000000E84000-memory.dmp themida behavioral2/memory/2132-263-0x00000000007A0000-0x0000000000E84000-memory.dmp themida behavioral2/memory/2132-264-0x00000000007A0000-0x0000000000E84000-memory.dmp themida behavioral2/memory/2132-265-0x00000000007A0000-0x0000000000E84000-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:
1aac0226a0d55102bf3c84eaa49de03a.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum 1aac0226a0d55102bf3c84eaa49de03a.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 1aac0226a0d55102bf3c84eaa49de03a.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
Processes:
ethrog.exeDpEditor.exepid process 3748 ethrog.exe 2132 DpEditor.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
1aac0226a0d55102bf3c84eaa49de03a.exedescription pid process target process PID 2688 set thread context of 4952 2688 1aac0226a0d55102bf3c84eaa49de03a.exe 1aac0226a0d55102bf3c84eaa49de03a.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:
1aac0226a0d55102bf3c84eaa49de03a.exedescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 1aac0226a0d55102bf3c84eaa49de03a.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 1aac0226a0d55102bf3c84eaa49de03a.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz 1aac0226a0d55102bf3c84eaa49de03a.exe -
Delays execution with timeout.exe 1 IoCs
Processes:
timeout.exepid process 4624 timeout.exe -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
DpEditor.exepid process 2132 DpEditor.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
1aac0226a0d55102bf3c84eaa49de03a.exeethrog.exeDpEditor.exepid process 4952 1aac0226a0d55102bf3c84eaa49de03a.exe 4952 1aac0226a0d55102bf3c84eaa49de03a.exe 3748 ethrog.exe 3748 ethrog.exe 2132 DpEditor.exe 2132 DpEditor.exe -
Suspicious use of WriteProcessMemory 26 IoCs
Processes:
1aac0226a0d55102bf3c84eaa49de03a.exe1aac0226a0d55102bf3c84eaa49de03a.execmd.execmd.exeethrog.exedescription pid process target process PID 2688 wrote to memory of 4952 2688 1aac0226a0d55102bf3c84eaa49de03a.exe 1aac0226a0d55102bf3c84eaa49de03a.exe PID 2688 wrote to memory of 4952 2688 1aac0226a0d55102bf3c84eaa49de03a.exe 1aac0226a0d55102bf3c84eaa49de03a.exe PID 2688 wrote to memory of 4952 2688 1aac0226a0d55102bf3c84eaa49de03a.exe 1aac0226a0d55102bf3c84eaa49de03a.exe PID 2688 wrote to memory of 4952 2688 1aac0226a0d55102bf3c84eaa49de03a.exe 1aac0226a0d55102bf3c84eaa49de03a.exe PID 2688 wrote to memory of 4952 2688 1aac0226a0d55102bf3c84eaa49de03a.exe 1aac0226a0d55102bf3c84eaa49de03a.exe PID 2688 wrote to memory of 4952 2688 1aac0226a0d55102bf3c84eaa49de03a.exe 1aac0226a0d55102bf3c84eaa49de03a.exe PID 2688 wrote to memory of 4952 2688 1aac0226a0d55102bf3c84eaa49de03a.exe 1aac0226a0d55102bf3c84eaa49de03a.exe PID 2688 wrote to memory of 4952 2688 1aac0226a0d55102bf3c84eaa49de03a.exe 1aac0226a0d55102bf3c84eaa49de03a.exe PID 2688 wrote to memory of 4952 2688 1aac0226a0d55102bf3c84eaa49de03a.exe 1aac0226a0d55102bf3c84eaa49de03a.exe PID 2688 wrote to memory of 4952 2688 1aac0226a0d55102bf3c84eaa49de03a.exe 1aac0226a0d55102bf3c84eaa49de03a.exe PID 2688 wrote to memory of 4952 2688 1aac0226a0d55102bf3c84eaa49de03a.exe 1aac0226a0d55102bf3c84eaa49de03a.exe PID 4952 wrote to memory of 2444 4952 1aac0226a0d55102bf3c84eaa49de03a.exe cmd.exe PID 4952 wrote to memory of 2444 4952 1aac0226a0d55102bf3c84eaa49de03a.exe cmd.exe PID 4952 wrote to memory of 2444 4952 1aac0226a0d55102bf3c84eaa49de03a.exe cmd.exe PID 4952 wrote to memory of 4800 4952 1aac0226a0d55102bf3c84eaa49de03a.exe cmd.exe PID 4952 wrote to memory of 4800 4952 1aac0226a0d55102bf3c84eaa49de03a.exe cmd.exe PID 4952 wrote to memory of 4800 4952 1aac0226a0d55102bf3c84eaa49de03a.exe cmd.exe PID 4800 wrote to memory of 4624 4800 cmd.exe timeout.exe PID 4800 wrote to memory of 4624 4800 cmd.exe timeout.exe PID 4800 wrote to memory of 4624 4800 cmd.exe timeout.exe PID 2444 wrote to memory of 3748 2444 cmd.exe ethrog.exe PID 2444 wrote to memory of 3748 2444 cmd.exe ethrog.exe PID 2444 wrote to memory of 3748 2444 cmd.exe ethrog.exe PID 3748 wrote to memory of 2132 3748 ethrog.exe DpEditor.exe PID 3748 wrote to memory of 2132 3748 ethrog.exe DpEditor.exe PID 3748 wrote to memory of 2132 3748 ethrog.exe DpEditor.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\1aac0226a0d55102bf3c84eaa49de03a.exe"C:\Users\Admin\AppData\Local\Temp\1aac0226a0d55102bf3c84eaa49de03a.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\1aac0226a0d55102bf3c84eaa49de03a.exe"C:\Users\Admin\AppData\Local\Temp\1aac0226a0d55102bf3c84eaa49de03a.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\2C505B7B54080512\ethrog.exe3⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\2C505B7B54080512\ethrog.exeC:\Users\Admin\AppData\Roaming\2C505B7B54080512\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\1aac0226a0d55102bf3c84eaa49de03a.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\946B.tmpFilesize
32B
MD5987fa44e8f2f322577a051e857d5b710
SHA1d2979061a67d821dd5ea34175af95c2533a1ff29
SHA256cc65477af5d0510692c50feaf90d4c089b7dbcf7d967c3a9d0213a7ae7444e15
SHA512554ad7d00b0874bb4c53e817e2df5a068e4061e1fb67d51c57122919c41f047e9c73efab6ba6482e2479391a4277cf7872f1eb6b28012c732e5bdede3f782220
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C:\Users\Admin\AppData\Local\Temp\97CA.tmpFilesize
71KB
MD546988a922937a39036d6b71e62d0f966
SHA14a997f2a0360274ec7990aac156870a5a7030665
SHA2565954db23a8424f6cb1e933387d0866910c45615f54342aa0f6dd597174393de6
SHA512dd7774668cd24c303e670e7d096794aca67593b8d8a9b3b38aa08c148f67e74c07041f25941465b3ae030bafd76384b4b79d41c1eeebe5bd11d94ab25ef00e9d
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C:\Users\Admin\AppData\Local\Temp\CCE0.tmpFilesize
2KB
MD518da5c19d469f921ff9d44f1f17de97b
SHA1bef606053494e1f516431d40f2aca29cf1deeb20
SHA256662f6389650db2471a13412664d05cfed46fef73dd1d30cf16d2c8ceeee33eb0
SHA5129eee1b05c10544813c2eb89c48369d78e5b9260fddd8e90a34f06ac8ea2955860083c6c8ac31089276e97e269b87b4ac0c43e9dcdb7bd6091759dccb4ac0e71d
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C:\Users\Admin\AppData\Roaming\2C505B7B54080512\ethrog.exeFilesize
2.6MB
MD5ce3eac76269dbad2418ffc80324753ce
SHA132554e64820bf80f36628605ce12518eaaedc744
SHA256b20cc31047dae677fe78b0ce8cb9a5745edfa42a91f5467319eddf70775ed053
SHA51225a737b667d932dab0592732c098e1f555b22b7b3fd1519a8cdb1325981190047fe4969bb2f608ccaf1625a0ba87fe0d01e33f3ec5e780e2289ad0439778bf17
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C:\Users\Admin\AppData\Roaming\2C505B7B54080512\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/2132-259-0x00000000007A0000-0x0000000000E84000-memory.dmpFilesize
6.9MB
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memory/2132-265-0x00000000007A0000-0x0000000000E84000-memory.dmpFilesize
6.9MB
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memory/2132-264-0x00000000007A0000-0x0000000000E84000-memory.dmpFilesize
6.9MB
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memory/2132-263-0x00000000007A0000-0x0000000000E84000-memory.dmpFilesize
6.9MB
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memory/2132-262-0x00000000007A0000-0x0000000000E84000-memory.dmpFilesize
6.9MB
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memory/2132-261-0x00000000007A0000-0x0000000000E84000-memory.dmpFilesize
6.9MB
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memory/2132-260-0x00000000007A0000-0x0000000000E84000-memory.dmpFilesize
6.9MB
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memory/3748-252-0x0000000000520000-0x0000000000C04000-memory.dmpFilesize
6.9MB
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memory/3748-250-0x0000000000520000-0x0000000000C04000-memory.dmpFilesize
6.9MB
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memory/3748-251-0x0000000000520000-0x0000000000C04000-memory.dmpFilesize
6.9MB
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memory/3748-248-0x0000000000520000-0x0000000000C04000-memory.dmpFilesize
6.9MB
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memory/3748-253-0x0000000000520000-0x0000000000C04000-memory.dmpFilesize
6.9MB
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memory/3748-249-0x0000000000520000-0x0000000000C04000-memory.dmpFilesize
6.9MB
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memory/3748-257-0x0000000000520000-0x0000000000C04000-memory.dmpFilesize
6.9MB
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memory/4952-133-0x0000000000400000-0x00000000004CB000-memory.dmpFilesize
812KB
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memory/4952-134-0x0000000000400000-0x00000000004CB000-memory.dmpFilesize
812KB
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memory/4952-174-0x0000000000400000-0x00000000004CB000-memory.dmpFilesize
812KB
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memory/4952-135-0x0000000000400000-0x00000000004CB000-memory.dmpFilesize
812KB
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memory/4952-136-0x0000000000400000-0x00000000004CB000-memory.dmpFilesize
812KB
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memory/4952-243-0x0000000000400000-0x00000000004CB000-memory.dmpFilesize
812KB
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memory/4952-171-0x0000000000400000-0x00000000004CB000-memory.dmpFilesize
812KB
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memory/4952-201-0x0000000000400000-0x00000000004CB000-memory.dmpFilesize
812KB