Analysis
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max time kernel
142s -
max time network
137s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
28-03-2024 07:13
Static task
static1
Behavioral task
behavioral1
Sample
a19bd246425bc6c4befb5b071c316fddda1a2a2711abfc869fa7286e105a2d75.exe
Resource
win10v2004-20240226-en
General
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Target
a19bd246425bc6c4befb5b071c316fddda1a2a2711abfc869fa7286e105a2d75.exe
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Size
1.8MB
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MD5
ce12d53b79bc85280e0597b4fb0452ef
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SHA1
1b120488d3706f323e750a7be0b91268481bd4d1
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SHA256
a19bd246425bc6c4befb5b071c316fddda1a2a2711abfc869fa7286e105a2d75
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SHA512
36eaee1bdc72e4e408c83d6c07bbd3b951c20444f01903240507be554c027ec476a8a25039c6f5c5ecd5829087d3eb54a75b671f1994e857358610569f6dfd84
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SSDEEP
24576:D22GaIxEpiz2tQu4IilNooPqpFVJs53tpIGSS7rWuwLz1FM7iKndC0S3ZtuJEIb0:jGLfFuRCYs56aWJAbUH3WJ9s
Malware Config
Extracted
amadey
4.18
http://193.233.132.56
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install_dir
09fd851a4f
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install_file
explorha.exe
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strings_key
443351145ece4966ded809641c77cfa8
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url_paths
/Pneh2sXQk0/index.php
Signatures
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 4 IoCs
Processes:
a19bd246425bc6c4befb5b071c316fddda1a2a2711abfc869fa7286e105a2d75.exeexplorha.exeexplorha.exeexplorha.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ a19bd246425bc6c4befb5b071c316fddda1a2a2711abfc869fa7286e105a2d75.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorha.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorha.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorha.exe -
Blocklisted process makes network request 2 IoCs
Processes:
rundll32.exerundll32.exeflow pid process 21 3504 rundll32.exe 22 756 rundll32.exe -
Downloads MZ/PE file
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Checks BIOS information in registry 2 TTPs 8 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
explorha.exea19bd246425bc6c4befb5b071c316fddda1a2a2711abfc869fa7286e105a2d75.exeexplorha.exeexplorha.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorha.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion a19bd246425bc6c4befb5b071c316fddda1a2a2711abfc869fa7286e105a2d75.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion a19bd246425bc6c4befb5b071c316fddda1a2a2711abfc869fa7286e105a2d75.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorha.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorha.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorha.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorha.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorha.exe -
Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
explorha.exea19bd246425bc6c4befb5b071c316fddda1a2a2711abfc869fa7286e105a2d75.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\Control Panel\International\Geo\Nation explorha.exe Key value queried \REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\Control Panel\International\Geo\Nation a19bd246425bc6c4befb5b071c316fddda1a2a2711abfc869fa7286e105a2d75.exe -
Executes dropped EXE 3 IoCs
Processes:
explorha.exeexplorha.exeexplorha.exepid process 440 explorha.exe 4848 explorha.exe 5072 explorha.exe -
Identifies Wine through registry keys 2 TTPs 4 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
Processes:
a19bd246425bc6c4befb5b071c316fddda1a2a2711abfc869fa7286e105a2d75.exeexplorha.exeexplorha.exeexplorha.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\Software\Wine a19bd246425bc6c4befb5b071c316fddda1a2a2711abfc869fa7286e105a2d75.exe Key opened \REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\Software\Wine explorha.exe -
Loads dropped DLL 3 IoCs
Processes:
rundll32.exerundll32.exerundll32.exepid process 4904 rundll32.exe 3504 rundll32.exe 756 rundll32.exe -
Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
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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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Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
Processes:
a19bd246425bc6c4befb5b071c316fddda1a2a2711abfc869fa7286e105a2d75.exeexplorha.exeexplorha.exeexplorha.exepid process 4464 a19bd246425bc6c4befb5b071c316fddda1a2a2711abfc869fa7286e105a2d75.exe 440 explorha.exe 4848 explorha.exe 5072 explorha.exe -
Drops file in Windows directory 1 IoCs
Processes:
a19bd246425bc6c4befb5b071c316fddda1a2a2711abfc869fa7286e105a2d75.exedescription ioc process File created C:\Windows\Tasks\explorha.job a19bd246425bc6c4befb5b071c316fddda1a2a2711abfc869fa7286e105a2d75.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
a19bd246425bc6c4befb5b071c316fddda1a2a2711abfc869fa7286e105a2d75.exeexplorha.exerundll32.exepowershell.exeexplorha.exeexplorha.exepid process 4464 a19bd246425bc6c4befb5b071c316fddda1a2a2711abfc869fa7286e105a2d75.exe 4464 a19bd246425bc6c4befb5b071c316fddda1a2a2711abfc869fa7286e105a2d75.exe 440 explorha.exe 440 explorha.exe 3504 rundll32.exe 3504 rundll32.exe 3504 rundll32.exe 3504 rundll32.exe 3504 rundll32.exe 3504 rundll32.exe 3504 rundll32.exe 3504 rundll32.exe 3504 rundll32.exe 3504 rundll32.exe 4272 powershell.exe 4272 powershell.exe 4848 explorha.exe 4848 explorha.exe 5072 explorha.exe 5072 explorha.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
powershell.exedescription pid process Token: SeDebugPrivilege 4272 powershell.exe -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
a19bd246425bc6c4befb5b071c316fddda1a2a2711abfc869fa7286e105a2d75.exeexplorha.exerundll32.exerundll32.exedescription pid process target process PID 4464 wrote to memory of 440 4464 a19bd246425bc6c4befb5b071c316fddda1a2a2711abfc869fa7286e105a2d75.exe explorha.exe PID 4464 wrote to memory of 440 4464 a19bd246425bc6c4befb5b071c316fddda1a2a2711abfc869fa7286e105a2d75.exe explorha.exe PID 4464 wrote to memory of 440 4464 a19bd246425bc6c4befb5b071c316fddda1a2a2711abfc869fa7286e105a2d75.exe explorha.exe PID 440 wrote to memory of 4904 440 explorha.exe rundll32.exe PID 440 wrote to memory of 4904 440 explorha.exe rundll32.exe PID 440 wrote to memory of 4904 440 explorha.exe rundll32.exe PID 4904 wrote to memory of 3504 4904 rundll32.exe rundll32.exe PID 4904 wrote to memory of 3504 4904 rundll32.exe rundll32.exe PID 3504 wrote to memory of 4004 3504 rundll32.exe netsh.exe PID 3504 wrote to memory of 4004 3504 rundll32.exe netsh.exe PID 3504 wrote to memory of 4272 3504 rundll32.exe powershell.exe PID 3504 wrote to memory of 4272 3504 rundll32.exe powershell.exe PID 440 wrote to memory of 756 440 explorha.exe rundll32.exe PID 440 wrote to memory of 756 440 explorha.exe rundll32.exe PID 440 wrote to memory of 756 440 explorha.exe rundll32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a19bd246425bc6c4befb5b071c316fddda1a2a2711abfc869fa7286e105a2d75.exe"C:\Users\Admin\AppData\Local\Temp\a19bd246425bc6c4befb5b071c316fddda1a2a2711abfc869fa7286e105a2d75.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks computer location settings
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4464 -
C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe"C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe"2⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks computer location settings
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:440 -
C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\a091ec0a6e2227\cred64.dll, Main3⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:4904 -
C:\Windows\system32\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\a091ec0a6e2227\cred64.dll, Main4⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3504 -
C:\Windows\system32\netsh.exenetsh wlan show profiles5⤵PID:4004
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell -Command Compress-Archive -Path 'C:\Users\Admin\AppData\Local\Temp\_Files_\' -DestinationPath 'C:\Users\Admin\AppData\Local\Temp\831553292808_Desktop.zip' -CompressionLevel Optimal5⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4272 -
C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\a091ec0a6e2227\clip64.dll, Main3⤵
- Blocklisted process makes network request
- Loads dropped DLL
PID:756
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C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exeC:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:4848
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C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exeC:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:5072
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
752KB
MD57dd42bffd5e7bc1131dd835be965d272
SHA158493b67b79262a41cc22ab4e383b808e29cfc1f
SHA25641e65e030958e460573f317bd033629998c3077b9bdc7f95d7a93b2372916f54
SHA512fcfb4f6a15b8c2a649d4cde9514ce9bf91c859b096491b98483006d1480d6caa40f6f43305c50e017e07c43f033b2792d6436f0efb4345c9b12d3a6cfdb5b20d
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Filesize
346KB
MD5ce1a500ed9095fe5920736f6a7239ff7
SHA1daf83389c7f117adc077267d871a975d2cbbed33
SHA2564febdc3e32b1f8e41d637c8722f214f7eb8a1c154c0829104027a147b4acd115
SHA512fee7efe06003207b17493854bfb29113a4bbfe9ee0ee85350bf90440abc3716a9ee84cb13e094f191203f88b6023e4015ae3dbebf71629d0bba020405e7c42e6
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Filesize
422KB
MD551205c4f0156948fefb121f111275ceb
SHA19c4696ee3753a02be666aa7f02b172ea70acf062
SHA25619e03c40ce49cc023da584b81636b5cc6bc51b3603f2203f8a92a504ea4695af
SHA512d3a50f0c7d871e922a62cc6f8ba24aaad722a16162a9965e763d5325cfaf090cad5ddab2f90dec939086e19ac8c1d14e278e44d2ed707d8cec3cdb948b438d9b
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Filesize
1.8MB
MD5ce12d53b79bc85280e0597b4fb0452ef
SHA11b120488d3706f323e750a7be0b91268481bd4d1
SHA256a19bd246425bc6c4befb5b071c316fddda1a2a2711abfc869fa7286e105a2d75
SHA51236eaee1bdc72e4e408c83d6c07bbd3b951c20444f01903240507be554c027ec476a8a25039c6f5c5ecd5829087d3eb54a75b671f1994e857358610569f6dfd84
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
109KB
MD5726cd06231883a159ec1ce28dd538699
SHA1404897e6a133d255ad5a9c26ac6414d7134285a2
SHA25612fef2d5995d671ec0e91bdbdc91e2b0d3c90ed3a8b2b13ddaa8ad64727dcd46
SHA5129ea82e7cb6c6a58446bd5033855947c3e2d475d2910f2b941235e0b96aa08eec822d2dd17cc86b2d3fce930f78b799291992408e309a6c63e3011266810ea83e
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Filesize
1.2MB
MD515a42d3e4579da615a384c717ab2109b
SHA122aeedeb2307b1370cdab70d6a6b6d2c13ad2301
SHA2563c97bb410e49b11af8116feb7240b7101e1967cae7538418c45c3d2e072e8103
SHA5121eb7f126dccc88a2479e3818c36120f5af3caa0d632b9ea803485ee6531d6e2a1fd0805b1c4364983d280df23ea5ca3ad4a5fca558ac436efae36af9b795c444