Analysis
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max time kernel
141s -
max time network
33s -
platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system -
submitted
14-03-2023 05:40
Static task
static1
Behavioral task
behavioral1
Sample
05e14cea2c46626a6cd43853ee1c0d73.exe
Resource
win7-20230220-en
General
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Target
05e14cea2c46626a6cd43853ee1c0d73.exe
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Size
795KB
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MD5
05e14cea2c46626a6cd43853ee1c0d73
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SHA1
da7bb1a996ab6bc87167cda11bd7f135fbb798a9
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SHA256
4af79018e162a331be3bea41ad6b7e5c17bb0d3d24e1b25abf0b11382bf36072
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SHA512
693a114171d4e12cf5895b0789b7d594566fce44c9dd8d6ed294cbcc944d7823c9608706a7aba5cb841efe36fb7e07523a7ce7b1370a936f9fe0ca0ca6a87237
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SSDEEP
24576:nfR71zCvirJFC8u8G4TYsSgMzAJTGwWWTtH:nfR71zCvi9FC8u8G4cspAcT9t
Malware Config
Extracted
cryptbot
http://ernjxs12.top/gate.php
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payload_url
http://ovaxlo01.top/chavez.dat
Signatures
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 2 IoCs
Processes:
chavez.exeDpEditor.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ chavez.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:
chavez.exeDpEditor.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion chavez.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion DpEditor.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion DpEditor.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion chavez.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1644 cmd.exe -
Executes dropped EXE 2 IoCs
Processes:
chavez.exeDpEditor.exepid process 1640 chavez.exe 1096 DpEditor.exe -
Loads dropped DLL 2 IoCs
Processes:
cmd.exechavez.exepid process 644 cmd.exe 1640 chavez.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\BA7596EB5DFC0F5A\chavez.exe themida C:\Users\Admin\AppData\Roaming\BA7596EB5DFC0F5A\chavez.exe themida C:\Users\Admin\AppData\Roaming\BA7596EB5DFC0F5A\chavez.exe themida behavioral1/memory/1640-151-0x00000000008C0000-0x0000000000FB0000-memory.dmp themida behavioral1/memory/1640-150-0x00000000008C0000-0x0000000000FB0000-memory.dmp themida behavioral1/memory/1640-153-0x00000000008C0000-0x0000000000FB0000-memory.dmp themida behavioral1/memory/1640-152-0x00000000008C0000-0x0000000000FB0000-memory.dmp themida behavioral1/memory/1640-154-0x00000000008C0000-0x0000000000FB0000-memory.dmp themida \Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe themida behavioral1/memory/1640-159-0x00000000008C0000-0x0000000000FB0000-memory.dmp themida C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe themida behavioral1/memory/1096-162-0x0000000000820000-0x0000000000F10000-memory.dmp themida behavioral1/memory/1096-161-0x0000000000820000-0x0000000000F10000-memory.dmp themida behavioral1/memory/1096-163-0x0000000000820000-0x0000000000F10000-memory.dmp themida behavioral1/memory/1096-164-0x0000000000820000-0x0000000000F10000-memory.dmp themida behavioral1/memory/1096-165-0x0000000000820000-0x0000000000F10000-memory.dmp themida behavioral1/memory/1096-166-0x0000000000820000-0x0000000000F10000-memory.dmp themida behavioral1/memory/1096-167-0x0000000000820000-0x0000000000F10000-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:
chavez.exeDpEditor.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA chavez.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:
05e14cea2c46626a6cd43853ee1c0d73.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum 05e14cea2c46626a6cd43853ee1c0d73.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 05e14cea2c46626a6cd43853ee1c0d73.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
Processes:
chavez.exeDpEditor.exepid process 1640 chavez.exe 1096 DpEditor.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
05e14cea2c46626a6cd43853ee1c0d73.exedescription pid process target process PID 1204 set thread context of 1272 1204 05e14cea2c46626a6cd43853ee1c0d73.exe 05e14cea2c46626a6cd43853ee1c0d73.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:
05e14cea2c46626a6cd43853ee1c0d73.exedescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 05e14cea2c46626a6cd43853ee1c0d73.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 05e14cea2c46626a6cd43853ee1c0d73.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz 05e14cea2c46626a6cd43853ee1c0d73.exe -
Delays execution with timeout.exe 1 IoCs
Processes:
timeout.exepid process 920 timeout.exe -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
DpEditor.exepid process 1096 DpEditor.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
05e14cea2c46626a6cd43853ee1c0d73.exechavez.exeDpEditor.exepid process 1272 05e14cea2c46626a6cd43853ee1c0d73.exe 1640 chavez.exe 1096 DpEditor.exe -
Suspicious use of WriteProcessMemory 32 IoCs
Processes:
05e14cea2c46626a6cd43853ee1c0d73.exe05e14cea2c46626a6cd43853ee1c0d73.execmd.execmd.exechavez.exedescription pid process target process PID 1204 wrote to memory of 1272 1204 05e14cea2c46626a6cd43853ee1c0d73.exe 05e14cea2c46626a6cd43853ee1c0d73.exe PID 1204 wrote to memory of 1272 1204 05e14cea2c46626a6cd43853ee1c0d73.exe 05e14cea2c46626a6cd43853ee1c0d73.exe PID 1204 wrote to memory of 1272 1204 05e14cea2c46626a6cd43853ee1c0d73.exe 05e14cea2c46626a6cd43853ee1c0d73.exe PID 1204 wrote to memory of 1272 1204 05e14cea2c46626a6cd43853ee1c0d73.exe 05e14cea2c46626a6cd43853ee1c0d73.exe PID 1204 wrote to memory of 1272 1204 05e14cea2c46626a6cd43853ee1c0d73.exe 05e14cea2c46626a6cd43853ee1c0d73.exe PID 1204 wrote to memory of 1272 1204 05e14cea2c46626a6cd43853ee1c0d73.exe 05e14cea2c46626a6cd43853ee1c0d73.exe PID 1204 wrote to memory of 1272 1204 05e14cea2c46626a6cd43853ee1c0d73.exe 05e14cea2c46626a6cd43853ee1c0d73.exe PID 1204 wrote to memory of 1272 1204 05e14cea2c46626a6cd43853ee1c0d73.exe 05e14cea2c46626a6cd43853ee1c0d73.exe PID 1204 wrote to memory of 1272 1204 05e14cea2c46626a6cd43853ee1c0d73.exe 05e14cea2c46626a6cd43853ee1c0d73.exe PID 1204 wrote to memory of 1272 1204 05e14cea2c46626a6cd43853ee1c0d73.exe 05e14cea2c46626a6cd43853ee1c0d73.exe PID 1204 wrote to memory of 1272 1204 05e14cea2c46626a6cd43853ee1c0d73.exe 05e14cea2c46626a6cd43853ee1c0d73.exe PID 1204 wrote to memory of 1272 1204 05e14cea2c46626a6cd43853ee1c0d73.exe 05e14cea2c46626a6cd43853ee1c0d73.exe PID 1272 wrote to memory of 644 1272 05e14cea2c46626a6cd43853ee1c0d73.exe cmd.exe PID 1272 wrote to memory of 644 1272 05e14cea2c46626a6cd43853ee1c0d73.exe cmd.exe PID 1272 wrote to memory of 644 1272 05e14cea2c46626a6cd43853ee1c0d73.exe cmd.exe PID 1272 wrote to memory of 644 1272 05e14cea2c46626a6cd43853ee1c0d73.exe cmd.exe PID 1272 wrote to memory of 1644 1272 05e14cea2c46626a6cd43853ee1c0d73.exe cmd.exe PID 1272 wrote to memory of 1644 1272 05e14cea2c46626a6cd43853ee1c0d73.exe cmd.exe PID 1272 wrote to memory of 1644 1272 05e14cea2c46626a6cd43853ee1c0d73.exe cmd.exe PID 1272 wrote to memory of 1644 1272 05e14cea2c46626a6cd43853ee1c0d73.exe cmd.exe PID 1644 wrote to memory of 920 1644 cmd.exe timeout.exe PID 1644 wrote to memory of 920 1644 cmd.exe timeout.exe PID 1644 wrote to memory of 920 1644 cmd.exe timeout.exe PID 1644 wrote to memory of 920 1644 cmd.exe timeout.exe PID 644 wrote to memory of 1640 644 cmd.exe chavez.exe PID 644 wrote to memory of 1640 644 cmd.exe chavez.exe PID 644 wrote to memory of 1640 644 cmd.exe chavez.exe PID 644 wrote to memory of 1640 644 cmd.exe chavez.exe PID 1640 wrote to memory of 1096 1640 chavez.exe DpEditor.exe PID 1640 wrote to memory of 1096 1640 chavez.exe DpEditor.exe PID 1640 wrote to memory of 1096 1640 chavez.exe DpEditor.exe PID 1640 wrote to memory of 1096 1640 chavez.exe DpEditor.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\05e14cea2c46626a6cd43853ee1c0d73.exe"C:\Users\Admin\AppData\Local\Temp\05e14cea2c46626a6cd43853ee1c0d73.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\05e14cea2c46626a6cd43853ee1c0d73.exe"C:\Users\Admin\AppData\Local\Temp\05e14cea2c46626a6cd43853ee1c0d73.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\BA7596EB5DFC0F5A\chavez.exe3⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\BA7596EB5DFC0F5A\chavez.exeC:\Users\Admin\AppData\Roaming\BA7596EB5DFC0F5A\chavez.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\05e14cea2c46626a6cd43853ee1c0d73.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\B6D.tmpFilesize
32B
MD5be980f09a839e6ed95c511824ed5ca31
SHA14fa4d1f170a173f494e6032b1e423fc5be608416
SHA2567bf0cb21745162f09e70776ac472fbd1e6a99a842d1d686f73a89be8d95a6928
SHA512d2dd7d923e857fcc28c7ddfddc59b0a750d6f26bc194d5776a6e56d540c508bb878e701e4ce2fd6c9bb709866232b76c5254f13582d5a652aac5663b780c96f2
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C:\Users\Admin\AppData\Local\Temp\C0D.tmpFilesize
71KB
MD5e5e81f0ae5ba9a2ac3db0a17d3c9f810
SHA1c2d6bdf002325094ff399b1e4c36df575b48ee4f
SHA256a9826445bacefee0847379551b63949c11cd58e505129c12743da87be48254f3
SHA512cb77e1b933cc5c8a2ff8e0e8281f1d6d45b9d3bacbd0adef33515445fb00030cdb2cefc0b7fa22d2b2085b1751ee603027f82656c8b1c289cc71a2bdea630cce
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C:\Users\Admin\AppData\Roaming\BA7596EB5DFC0F5A\chavez.exeFilesize
2.7MB
MD5b20856ec703ece334bf18db476027bdb
SHA1c9429cd83bb8c6bc74cc6644f1d16c33a69b6775
SHA256e5bc9be853ca473ae7deb7619052c2ff8ff55526dd046f5e2c5c92d44625aaaa
SHA512073c3442972215724581b5c92b4e784a0273366a72a8100b33c8d32d5a22513022e8db6ebf3ca6f970c6541e5450ba3ab810562f283d11e186a3e899fc50e149
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C:\Users\Admin\AppData\Roaming\BA7596EB5DFC0F5A\chavez.exeFilesize
2.7MB
MD5b20856ec703ece334bf18db476027bdb
SHA1c9429cd83bb8c6bc74cc6644f1d16c33a69b6775
SHA256e5bc9be853ca473ae7deb7619052c2ff8ff55526dd046f5e2c5c92d44625aaaa
SHA512073c3442972215724581b5c92b4e784a0273366a72a8100b33c8d32d5a22513022e8db6ebf3ca6f970c6541e5450ba3ab810562f283d11e186a3e899fc50e149
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C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exeFilesize
2.7MB
MD5b20856ec703ece334bf18db476027bdb
SHA1c9429cd83bb8c6bc74cc6644f1d16c33a69b6775
SHA256e5bc9be853ca473ae7deb7619052c2ff8ff55526dd046f5e2c5c92d44625aaaa
SHA512073c3442972215724581b5c92b4e784a0273366a72a8100b33c8d32d5a22513022e8db6ebf3ca6f970c6541e5450ba3ab810562f283d11e186a3e899fc50e149
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\Users\Admin\AppData\Roaming\BA7596EB5DFC0F5A\chavez.exeFilesize
2.7MB
MD5b20856ec703ece334bf18db476027bdb
SHA1c9429cd83bb8c6bc74cc6644f1d16c33a69b6775
SHA256e5bc9be853ca473ae7deb7619052c2ff8ff55526dd046f5e2c5c92d44625aaaa
SHA512073c3442972215724581b5c92b4e784a0273366a72a8100b33c8d32d5a22513022e8db6ebf3ca6f970c6541e5450ba3ab810562f283d11e186a3e899fc50e149
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\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exeFilesize
2.7MB
MD5b20856ec703ece334bf18db476027bdb
SHA1c9429cd83bb8c6bc74cc6644f1d16c33a69b6775
SHA256e5bc9be853ca473ae7deb7619052c2ff8ff55526dd046f5e2c5c92d44625aaaa
SHA512073c3442972215724581b5c92b4e784a0273366a72a8100b33c8d32d5a22513022e8db6ebf3ca6f970c6541e5450ba3ab810562f283d11e186a3e899fc50e149
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memory/644-148-0x00000000021A0000-0x0000000002890000-memory.dmpFilesize
6.9MB
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memory/1096-165-0x0000000000820000-0x0000000000F10000-memory.dmpFilesize
6.9MB
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memory/1096-162-0x0000000000820000-0x0000000000F10000-memory.dmpFilesize
6.9MB
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memory/1096-161-0x0000000000820000-0x0000000000F10000-memory.dmpFilesize
6.9MB
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memory/1096-163-0x0000000000820000-0x0000000000F10000-memory.dmpFilesize
6.9MB
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memory/1096-164-0x0000000000820000-0x0000000000F10000-memory.dmpFilesize
6.9MB
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memory/1096-166-0x0000000000820000-0x0000000000F10000-memory.dmpFilesize
6.9MB
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memory/1096-167-0x0000000000820000-0x0000000000F10000-memory.dmpFilesize
6.9MB
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memory/1272-62-0x0000000000400000-0x00000000004CC000-memory.dmpFilesize
816KB
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memory/1272-60-0x0000000000400000-0x00000000004CC000-memory.dmpFilesize
816KB
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memory/1272-95-0x0000000000400000-0x00000000004CC000-memory.dmpFilesize
816KB
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memory/1272-55-0x0000000000400000-0x00000000004CC000-memory.dmpFilesize
816KB
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memory/1272-56-0x0000000000400000-0x00000000004CC000-memory.dmpFilesize
816KB
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memory/1272-143-0x0000000000400000-0x00000000004CC000-memory.dmpFilesize
816KB
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memory/1272-57-0x0000000000400000-0x00000000004CC000-memory.dmpFilesize
816KB
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memory/1272-58-0x0000000000400000-0x00000000004CC000-memory.dmpFilesize
816KB
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memory/1272-64-0x0000000000400000-0x00000000004CC000-memory.dmpFilesize
816KB
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memory/1272-59-0x0000000000400000-0x00000000004CC000-memory.dmpFilesize
816KB
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memory/1272-54-0x0000000000400000-0x00000000004CC000-memory.dmpFilesize
816KB
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memory/1272-61-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
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memory/1640-153-0x00000000008C0000-0x0000000000FB0000-memory.dmpFilesize
6.9MB
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memory/1640-159-0x00000000008C0000-0x0000000000FB0000-memory.dmpFilesize
6.9MB
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memory/1640-154-0x00000000008C0000-0x0000000000FB0000-memory.dmpFilesize
6.9MB
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memory/1640-152-0x00000000008C0000-0x0000000000FB0000-memory.dmpFilesize
6.9MB
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memory/1640-150-0x00000000008C0000-0x0000000000FB0000-memory.dmpFilesize
6.9MB
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memory/1640-151-0x00000000008C0000-0x0000000000FB0000-memory.dmpFilesize
6.9MB