Analysis
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max time kernel
146s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
15-03-2023 12:35
Static task
static1
Behavioral task
behavioral1
Sample
b368ffcb6e9405d115f30bf7742b5e61.exe
Resource
win7-20230220-en
General
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Target
b368ffcb6e9405d115f30bf7742b5e61.exe
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Size
791KB
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MD5
b368ffcb6e9405d115f30bf7742b5e61
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SHA1
349f9aa31450f5dc605d9d087deafe98d451fb9a
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SHA256
6f27311fdb767f86e996137271d5765b85f24d535f2c3c9641e87ee64e463791
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SHA512
efbc8573b213b9d17c781e0c438779e1881d13f2be273d5fb1a4222ab06acd75caf869c1e3d59a88fe9631abe8d80266957e812c2e43bfe94a8092ec92caf5c6
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SSDEEP
24576:7yffjBKLiM593mxxx0GE/swVweh2lT8DH:2vMGrED2loT
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:
DpEditor.exeethrog.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ DpEditor.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ ethrog.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:
b368ffcb6e9405d115f30bf7742b5e61.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Control Panel\International\Geo\Nation b368ffcb6e9405d115f30bf7742b5e61.exe -
Executes dropped EXE 2 IoCs
Processes:
ethrog.exeDpEditor.exepid process 4888 ethrog.exe 1688 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\11342DAFE4B85ABE\ethrog.exe themida C:\Users\Admin\AppData\Roaming\11342DAFE4B85ABE\ethrog.exe themida behavioral2/memory/4888-239-0x0000000000C90000-0x0000000001374000-memory.dmp themida behavioral2/memory/4888-240-0x0000000000C90000-0x0000000001374000-memory.dmp themida behavioral2/memory/4888-241-0x0000000000C90000-0x0000000001374000-memory.dmp themida behavioral2/memory/4888-243-0x0000000000C90000-0x0000000001374000-memory.dmp themida behavioral2/memory/4888-242-0x0000000000C90000-0x0000000001374000-memory.dmp themida behavioral2/memory/4888-244-0x0000000000C90000-0x0000000001374000-memory.dmp themida C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe themida C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe themida behavioral2/memory/4888-248-0x0000000000C90000-0x0000000001374000-memory.dmp themida behavioral2/memory/1688-250-0x0000000000880000-0x0000000000F64000-memory.dmp themida behavioral2/memory/1688-251-0x0000000000880000-0x0000000000F64000-memory.dmp themida behavioral2/memory/1688-252-0x0000000000880000-0x0000000000F64000-memory.dmp themida behavioral2/memory/1688-253-0x0000000000880000-0x0000000000F64000-memory.dmp themida behavioral2/memory/1688-254-0x0000000000880000-0x0000000000F64000-memory.dmp themida behavioral2/memory/1688-255-0x0000000000880000-0x0000000000F64000-memory.dmp themida behavioral2/memory/1688-256-0x0000000000880000-0x0000000000F64000-memory.dmp themida behavioral2/memory/1688-257-0x0000000000880000-0x0000000000F64000-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:
b368ffcb6e9405d115f30bf7742b5e61.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum b368ffcb6e9405d115f30bf7742b5e61.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 b368ffcb6e9405d115f30bf7742b5e61.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
Processes:
ethrog.exeDpEditor.exepid process 4888 ethrog.exe 1688 DpEditor.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
b368ffcb6e9405d115f30bf7742b5e61.exedescription pid process target process PID 740 set thread context of 3148 740 b368ffcb6e9405d115f30bf7742b5e61.exe b368ffcb6e9405d115f30bf7742b5e61.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:
b368ffcb6e9405d115f30bf7742b5e61.exedescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 b368ffcb6e9405d115f30bf7742b5e61.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString b368ffcb6e9405d115f30bf7742b5e61.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz b368ffcb6e9405d115f30bf7742b5e61.exe -
Delays execution with timeout.exe 1 IoCs
Processes:
timeout.exepid process 3128 timeout.exe -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
DpEditor.exepid process 1688 DpEditor.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
b368ffcb6e9405d115f30bf7742b5e61.exeethrog.exeDpEditor.exepid process 3148 b368ffcb6e9405d115f30bf7742b5e61.exe 3148 b368ffcb6e9405d115f30bf7742b5e61.exe 4888 ethrog.exe 4888 ethrog.exe 1688 DpEditor.exe 1688 DpEditor.exe -
Suspicious use of WriteProcessMemory 26 IoCs
Processes:
b368ffcb6e9405d115f30bf7742b5e61.exeb368ffcb6e9405d115f30bf7742b5e61.execmd.execmd.exeethrog.exedescription pid process target process PID 740 wrote to memory of 3148 740 b368ffcb6e9405d115f30bf7742b5e61.exe b368ffcb6e9405d115f30bf7742b5e61.exe PID 740 wrote to memory of 3148 740 b368ffcb6e9405d115f30bf7742b5e61.exe b368ffcb6e9405d115f30bf7742b5e61.exe PID 740 wrote to memory of 3148 740 b368ffcb6e9405d115f30bf7742b5e61.exe b368ffcb6e9405d115f30bf7742b5e61.exe PID 740 wrote to memory of 3148 740 b368ffcb6e9405d115f30bf7742b5e61.exe b368ffcb6e9405d115f30bf7742b5e61.exe PID 740 wrote to memory of 3148 740 b368ffcb6e9405d115f30bf7742b5e61.exe b368ffcb6e9405d115f30bf7742b5e61.exe PID 740 wrote to memory of 3148 740 b368ffcb6e9405d115f30bf7742b5e61.exe b368ffcb6e9405d115f30bf7742b5e61.exe PID 740 wrote to memory of 3148 740 b368ffcb6e9405d115f30bf7742b5e61.exe b368ffcb6e9405d115f30bf7742b5e61.exe PID 740 wrote to memory of 3148 740 b368ffcb6e9405d115f30bf7742b5e61.exe b368ffcb6e9405d115f30bf7742b5e61.exe PID 740 wrote to memory of 3148 740 b368ffcb6e9405d115f30bf7742b5e61.exe b368ffcb6e9405d115f30bf7742b5e61.exe PID 740 wrote to memory of 3148 740 b368ffcb6e9405d115f30bf7742b5e61.exe b368ffcb6e9405d115f30bf7742b5e61.exe PID 740 wrote to memory of 3148 740 b368ffcb6e9405d115f30bf7742b5e61.exe b368ffcb6e9405d115f30bf7742b5e61.exe PID 3148 wrote to memory of 1828 3148 b368ffcb6e9405d115f30bf7742b5e61.exe cmd.exe PID 3148 wrote to memory of 1828 3148 b368ffcb6e9405d115f30bf7742b5e61.exe cmd.exe PID 3148 wrote to memory of 1828 3148 b368ffcb6e9405d115f30bf7742b5e61.exe cmd.exe PID 3148 wrote to memory of 4052 3148 b368ffcb6e9405d115f30bf7742b5e61.exe cmd.exe PID 3148 wrote to memory of 4052 3148 b368ffcb6e9405d115f30bf7742b5e61.exe cmd.exe PID 3148 wrote to memory of 4052 3148 b368ffcb6e9405d115f30bf7742b5e61.exe cmd.exe PID 4052 wrote to memory of 3128 4052 cmd.exe timeout.exe PID 4052 wrote to memory of 3128 4052 cmd.exe timeout.exe PID 4052 wrote to memory of 3128 4052 cmd.exe timeout.exe PID 1828 wrote to memory of 4888 1828 cmd.exe ethrog.exe PID 1828 wrote to memory of 4888 1828 cmd.exe ethrog.exe PID 1828 wrote to memory of 4888 1828 cmd.exe ethrog.exe PID 4888 wrote to memory of 1688 4888 ethrog.exe DpEditor.exe PID 4888 wrote to memory of 1688 4888 ethrog.exe DpEditor.exe PID 4888 wrote to memory of 1688 4888 ethrog.exe DpEditor.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\b368ffcb6e9405d115f30bf7742b5e61.exe"C:\Users\Admin\AppData\Local\Temp\b368ffcb6e9405d115f30bf7742b5e61.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\b368ffcb6e9405d115f30bf7742b5e61.exe"C:\Users\Admin\AppData\Local\Temp\b368ffcb6e9405d115f30bf7742b5e61.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\11342DAFE4B85ABE\ethrog.exe3⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\11342DAFE4B85ABE\ethrog.exeC:\Users\Admin\AppData\Roaming\11342DAFE4B85ABE\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\b368ffcb6e9405d115f30bf7742b5e61.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\9313.tmpFilesize
32B
MD5e0c01d95f04950d79ea2cc790f9bfbeb
SHA147ebcb6e5d0532b3ea69bc99abba78025d19e4e3
SHA256afa9ec022adbabe2ac82f4167d4ae03f97c6218b33611891dbd184f050a632b0
SHA51248fe80632f6b844af69220f1103a3d2e4a6447e0882e3f7d7edf34f341daed8d77c7a502901ca75cbb6ccb2db3038060bce1a1d3d7399e021d1263d11e0f2ddf
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C:\Users\Admin\AppData\Local\Temp\9605.tmpFilesize
72KB
MD55aeeafe26d1e0441647e0b0d7b880c81
SHA145a00f65a99d1cec35bd6a21891ac469a86f451c
SHA256c94d79620e27865ba796be4cbfd98087da8a47f78e07e7220084de05354381dd
SHA5123e70b065b194f14f1ec2735b6003943b492c29a78e12029ae42574cda7fdc785c24eae0c98fbd9a1167ac938387d78aead68688299e3aaf1971794938ab903c5
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C:\Users\Admin\AppData\Local\Temp\9CB8.tmpFilesize
2KB
MD58c7576873886d730d55e52070f35fea0
SHA1cf8b732cb49dad4e69c8948a6f0b7b87b9b0ccf1
SHA25606b631bf6ea97d79ea2215efa0323aab64bd1b53283ef8640c2a8fd37cac9caa
SHA512374dff92bb31dfb74ec66084dcc8764e166f4adc7c57113d813b430e420b8bcc9e1300aae5f4b2ff09ad3d5b152a8240901ed3acfc76c4788d9ad3442cd2db28
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C:\Users\Admin\AppData\Roaming\11342DAFE4B85ABE\ethrog.exeFilesize
2.6MB
MD5ce3eac76269dbad2418ffc80324753ce
SHA132554e64820bf80f36628605ce12518eaaedc744
SHA256b20cc31047dae677fe78b0ce8cb9a5745edfa42a91f5467319eddf70775ed053
SHA51225a737b667d932dab0592732c098e1f555b22b7b3fd1519a8cdb1325981190047fe4969bb2f608ccaf1625a0ba87fe0d01e33f3ec5e780e2289ad0439778bf17
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C:\Users\Admin\AppData\Roaming\11342DAFE4B85ABE\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/1688-257-0x0000000000880000-0x0000000000F64000-memory.dmpFilesize
6.9MB
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memory/1688-251-0x0000000000880000-0x0000000000F64000-memory.dmpFilesize
6.9MB
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memory/1688-256-0x0000000000880000-0x0000000000F64000-memory.dmpFilesize
6.9MB
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memory/1688-255-0x0000000000880000-0x0000000000F64000-memory.dmpFilesize
6.9MB
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memory/1688-254-0x0000000000880000-0x0000000000F64000-memory.dmpFilesize
6.9MB
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memory/1688-253-0x0000000000880000-0x0000000000F64000-memory.dmpFilesize
6.9MB
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memory/1688-252-0x0000000000880000-0x0000000000F64000-memory.dmpFilesize
6.9MB
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memory/1688-250-0x0000000000880000-0x0000000000F64000-memory.dmpFilesize
6.9MB
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memory/3148-234-0x0000000000400000-0x00000000004CB000-memory.dmpFilesize
812KB
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memory/3148-136-0x0000000000400000-0x00000000004CB000-memory.dmpFilesize
812KB
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memory/3148-133-0x0000000000400000-0x00000000004CB000-memory.dmpFilesize
812KB
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memory/3148-135-0x0000000000400000-0x00000000004CB000-memory.dmpFilesize
812KB
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memory/3148-134-0x0000000000400000-0x00000000004CB000-memory.dmpFilesize
812KB
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memory/4888-241-0x0000000000C90000-0x0000000001374000-memory.dmpFilesize
6.9MB
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memory/4888-248-0x0000000000C90000-0x0000000001374000-memory.dmpFilesize
6.9MB
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memory/4888-244-0x0000000000C90000-0x0000000001374000-memory.dmpFilesize
6.9MB
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memory/4888-242-0x0000000000C90000-0x0000000001374000-memory.dmpFilesize
6.9MB
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memory/4888-243-0x0000000000C90000-0x0000000001374000-memory.dmpFilesize
6.9MB
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memory/4888-240-0x0000000000C90000-0x0000000001374000-memory.dmpFilesize
6.9MB
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memory/4888-239-0x0000000000C90000-0x0000000001374000-memory.dmpFilesize
6.9MB