Analysis
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max time kernel
142s -
max time network
33s -
platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-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 -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1204 cmd.exe -
Executes dropped EXE 2 IoCs
Processes:
ethrog.exeDpEditor.exepid process 1388 ethrog.exe 1724 DpEditor.exe -
Loads dropped DLL 2 IoCs
Processes:
cmd.exeethrog.exepid process 1020 cmd.exe 1388 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 \Users\Admin\AppData\Roaming\C3B5D6676DA11FBD\ethrog.exe themida C:\Users\Admin\AppData\Roaming\C3B5D6676DA11FBD\ethrog.exe themida C:\Users\Admin\AppData\Roaming\C3B5D6676DA11FBD\ethrog.exe themida behavioral1/memory/1388-142-0x0000000000E80000-0x0000000001564000-memory.dmp themida behavioral1/memory/1388-144-0x0000000000E80000-0x0000000001564000-memory.dmp themida behavioral1/memory/1388-145-0x0000000000E80000-0x0000000001564000-memory.dmp themida behavioral1/memory/1388-146-0x0000000000E80000-0x0000000001564000-memory.dmp themida behavioral1/memory/1388-147-0x0000000000E80000-0x0000000001564000-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/1388-152-0x0000000000E80000-0x0000000001564000-memory.dmp themida behavioral1/memory/1724-154-0x0000000000860000-0x0000000000F44000-memory.dmp themida behavioral1/memory/1724-155-0x0000000000860000-0x0000000000F44000-memory.dmp themida behavioral1/memory/1724-156-0x0000000000860000-0x0000000000F44000-memory.dmp themida behavioral1/memory/1724-157-0x0000000000860000-0x0000000000F44000-memory.dmp themida behavioral1/memory/1724-158-0x0000000000860000-0x0000000000F44000-memory.dmp themida behavioral1/memory/1724-159-0x0000000000860000-0x0000000000F44000-memory.dmp themida behavioral1/memory/1724-160-0x0000000000860000-0x0000000000F44000-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 1388 ethrog.exe 1724 DpEditor.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
1aac0226a0d55102bf3c84eaa49de03a.exedescription pid process target process PID 924 set thread context of 1296 924 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 1584 timeout.exe -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
DpEditor.exepid process 1724 DpEditor.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
1aac0226a0d55102bf3c84eaa49de03a.exeethrog.exeDpEditor.exepid process 1296 1aac0226a0d55102bf3c84eaa49de03a.exe 1388 ethrog.exe 1724 DpEditor.exe -
Suspicious use of WriteProcessMemory 32 IoCs
Processes:
1aac0226a0d55102bf3c84eaa49de03a.exe1aac0226a0d55102bf3c84eaa49de03a.execmd.execmd.exeethrog.exedescription pid process target process PID 924 wrote to memory of 1296 924 1aac0226a0d55102bf3c84eaa49de03a.exe 1aac0226a0d55102bf3c84eaa49de03a.exe PID 924 wrote to memory of 1296 924 1aac0226a0d55102bf3c84eaa49de03a.exe 1aac0226a0d55102bf3c84eaa49de03a.exe PID 924 wrote to memory of 1296 924 1aac0226a0d55102bf3c84eaa49de03a.exe 1aac0226a0d55102bf3c84eaa49de03a.exe PID 924 wrote to memory of 1296 924 1aac0226a0d55102bf3c84eaa49de03a.exe 1aac0226a0d55102bf3c84eaa49de03a.exe PID 924 wrote to memory of 1296 924 1aac0226a0d55102bf3c84eaa49de03a.exe 1aac0226a0d55102bf3c84eaa49de03a.exe PID 924 wrote to memory of 1296 924 1aac0226a0d55102bf3c84eaa49de03a.exe 1aac0226a0d55102bf3c84eaa49de03a.exe PID 924 wrote to memory of 1296 924 1aac0226a0d55102bf3c84eaa49de03a.exe 1aac0226a0d55102bf3c84eaa49de03a.exe PID 924 wrote to memory of 1296 924 1aac0226a0d55102bf3c84eaa49de03a.exe 1aac0226a0d55102bf3c84eaa49de03a.exe PID 924 wrote to memory of 1296 924 1aac0226a0d55102bf3c84eaa49de03a.exe 1aac0226a0d55102bf3c84eaa49de03a.exe PID 924 wrote to memory of 1296 924 1aac0226a0d55102bf3c84eaa49de03a.exe 1aac0226a0d55102bf3c84eaa49de03a.exe PID 924 wrote to memory of 1296 924 1aac0226a0d55102bf3c84eaa49de03a.exe 1aac0226a0d55102bf3c84eaa49de03a.exe PID 924 wrote to memory of 1296 924 1aac0226a0d55102bf3c84eaa49de03a.exe 1aac0226a0d55102bf3c84eaa49de03a.exe PID 1296 wrote to memory of 1020 1296 1aac0226a0d55102bf3c84eaa49de03a.exe cmd.exe PID 1296 wrote to memory of 1020 1296 1aac0226a0d55102bf3c84eaa49de03a.exe cmd.exe PID 1296 wrote to memory of 1020 1296 1aac0226a0d55102bf3c84eaa49de03a.exe cmd.exe PID 1296 wrote to memory of 1020 1296 1aac0226a0d55102bf3c84eaa49de03a.exe cmd.exe PID 1296 wrote to memory of 1204 1296 1aac0226a0d55102bf3c84eaa49de03a.exe cmd.exe PID 1296 wrote to memory of 1204 1296 1aac0226a0d55102bf3c84eaa49de03a.exe cmd.exe PID 1296 wrote to memory of 1204 1296 1aac0226a0d55102bf3c84eaa49de03a.exe cmd.exe PID 1296 wrote to memory of 1204 1296 1aac0226a0d55102bf3c84eaa49de03a.exe cmd.exe PID 1020 wrote to memory of 1388 1020 cmd.exe ethrog.exe PID 1020 wrote to memory of 1388 1020 cmd.exe ethrog.exe PID 1020 wrote to memory of 1388 1020 cmd.exe ethrog.exe PID 1020 wrote to memory of 1388 1020 cmd.exe ethrog.exe PID 1204 wrote to memory of 1584 1204 cmd.exe timeout.exe PID 1204 wrote to memory of 1584 1204 cmd.exe timeout.exe PID 1204 wrote to memory of 1584 1204 cmd.exe timeout.exe PID 1204 wrote to memory of 1584 1204 cmd.exe timeout.exe PID 1388 wrote to memory of 1724 1388 ethrog.exe DpEditor.exe PID 1388 wrote to memory of 1724 1388 ethrog.exe DpEditor.exe PID 1388 wrote to memory of 1724 1388 ethrog.exe DpEditor.exe PID 1388 wrote to memory of 1724 1388 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⤵
- 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\C3B5D6676DA11FBD\ethrog.exe3⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\C3B5D6676DA11FBD\ethrog.exeC:\Users\Admin\AppData\Roaming\C3B5D6676DA11FBD\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\1aac0226a0d55102bf3c84eaa49de03a.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
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Downloads
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C:\Users\Admin\AppData\Local\Temp\2987.tmpFilesize
32B
MD53b33d980229e76222b961d17fd5aa43d
SHA143a761a68478e66db8f1dbce4b7a56ff2ce4fd20
SHA256bd6e8000665e82408208cdf1fcc74a925c13c5a6492c252ca0153ce19f4141d3
SHA5128e4e22744ed0e62a86d2df15df709b1498beea7359b64ac086679ef0fbceacd94ab9fca452b1234bbef17a87f5c6200104e84b934b8ed4bad3b1d26c68b5729d
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C:\Users\Admin\AppData\Local\Temp\2A27.tmpFilesize
71KB
MD56a3c2fe239e67cd5804a699b9aa54b07
SHA1018091f0c903173dec18cd10e0e00889f0717d67
SHA256160b3bbb5a6845c2bc01355921c466e8b3ecc05de44888e5a4b27962898d7168
SHA512aaf0f6171b6e4f6b143369a074357bac219e7efa56b6bee77988baa9264d76231b0c3df6922d2b2c95a1acf9901b81bcc76f783284fc5be02a789199d4dcbe37
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C:\Users\Admin\AppData\Roaming\C3B5D6676DA11FBD\ethrog.exeFilesize
2.6MB
MD5ce3eac76269dbad2418ffc80324753ce
SHA132554e64820bf80f36628605ce12518eaaedc744
SHA256b20cc31047dae677fe78b0ce8cb9a5745edfa42a91f5467319eddf70775ed053
SHA51225a737b667d932dab0592732c098e1f555b22b7b3fd1519a8cdb1325981190047fe4969bb2f608ccaf1625a0ba87fe0d01e33f3ec5e780e2289ad0439778bf17
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C:\Users\Admin\AppData\Roaming\C3B5D6676DA11FBD\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\C3B5D6676DA11FBD\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/1020-143-0x0000000001FF0000-0x00000000026D4000-memory.dmpFilesize
6.9MB
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memory/1296-61-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
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memory/1296-64-0x0000000000400000-0x00000000004CB000-memory.dmpFilesize
812KB
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memory/1296-58-0x0000000000400000-0x00000000004CB000-memory.dmpFilesize
812KB
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memory/1296-91-0x0000000000400000-0x00000000004CB000-memory.dmpFilesize
812KB
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memory/1296-57-0x0000000000400000-0x00000000004CB000-memory.dmpFilesize
812KB
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memory/1296-137-0x0000000000400000-0x00000000004CB000-memory.dmpFilesize
812KB
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memory/1296-62-0x0000000000400000-0x00000000004CB000-memory.dmpFilesize
812KB
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memory/1296-56-0x0000000000400000-0x00000000004CB000-memory.dmpFilesize
812KB
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memory/1296-55-0x0000000000400000-0x00000000004CB000-memory.dmpFilesize
812KB
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memory/1296-54-0x0000000000400000-0x00000000004CB000-memory.dmpFilesize
812KB
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memory/1296-60-0x0000000000400000-0x00000000004CB000-memory.dmpFilesize
812KB
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memory/1296-59-0x0000000000400000-0x00000000004CB000-memory.dmpFilesize
812KB
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memory/1388-144-0x0000000000E80000-0x0000000001564000-memory.dmpFilesize
6.9MB
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memory/1388-146-0x0000000000E80000-0x0000000001564000-memory.dmpFilesize
6.9MB
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memory/1388-147-0x0000000000E80000-0x0000000001564000-memory.dmpFilesize
6.9MB
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memory/1388-145-0x0000000000E80000-0x0000000001564000-memory.dmpFilesize
6.9MB
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memory/1388-142-0x0000000000E80000-0x0000000001564000-memory.dmpFilesize
6.9MB
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memory/1388-152-0x0000000000E80000-0x0000000001564000-memory.dmpFilesize
6.9MB
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memory/1724-154-0x0000000000860000-0x0000000000F44000-memory.dmpFilesize
6.9MB
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memory/1724-155-0x0000000000860000-0x0000000000F44000-memory.dmpFilesize
6.9MB
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memory/1724-156-0x0000000000860000-0x0000000000F44000-memory.dmpFilesize
6.9MB
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memory/1724-157-0x0000000000860000-0x0000000000F44000-memory.dmpFilesize
6.9MB
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memory/1724-158-0x0000000000860000-0x0000000000F44000-memory.dmpFilesize
6.9MB
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memory/1724-159-0x0000000000860000-0x0000000000F44000-memory.dmpFilesize
6.9MB
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memory/1724-160-0x0000000000860000-0x0000000000F44000-memory.dmpFilesize
6.9MB