Resubmissions
12-04-2024 14:55
240412-sas2habd42 1012-04-2024 14:19
240412-rnbhyaeb5s 1012-04-2024 14:07
240412-re37laba32 10Analysis
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max time kernel
144s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
12-04-2024 14:07
Static task
static1
Behavioral task
behavioral1
Sample
f5c5868e39d55bece500b45cf3071198be195e09d84160c4c9476cc927c9eecb.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral2
Sample
f5c5868e39d55bece500b45cf3071198be195e09d84160c4c9476cc927c9eecb.exe
Resource
win11-20240221-en
General
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Target
f5c5868e39d55bece500b45cf3071198be195e09d84160c4c9476cc927c9eecb.exe
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Size
2.9MB
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MD5
42e74f2a78f9c09f8133b4a6ee972f0d
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SHA1
85e1cedcec3a4ccdc81055bde6968caf3d44a72b
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SHA256
f5c5868e39d55bece500b45cf3071198be195e09d84160c4c9476cc927c9eecb
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SHA512
d213261eeb425f5d5e417cce49d0ea6d939b101d869a0e2e9c12fa8df917a5e1b6ab4b13cf10da559c150f1196662e443ec7c3b7d9616c8bd9c36be546283b12
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SSDEEP
49152:NeLa/F45AuHF/+M41QE+SPP8T+Gu2HRrKFs/:E+/F45Nx+M43+SXqjud
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:
f5c5868e39d55bece500b45cf3071198be195e09d84160c4c9476cc927c9eecb.exeexplorha.exeexplorha.exeexplorha.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ f5c5868e39d55bece500b45cf3071198be195e09d84160c4c9476cc927c9eecb.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 30 3340 rundll32.exe 44 3928 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.exef5c5868e39d55bece500b45cf3071198be195e09d84160c4c9476cc927c9eecb.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 f5c5868e39d55bece500b45cf3071198be195e09d84160c4c9476cc927c9eecb.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion f5c5868e39d55bece500b45cf3071198be195e09d84160c4c9476cc927c9eecb.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:
f5c5868e39d55bece500b45cf3071198be195e09d84160c4c9476cc927c9eecb.exeexplorha.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation f5c5868e39d55bece500b45cf3071198be195e09d84160c4c9476cc927c9eecb.exe Key value queried \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation explorha.exe -
Executes dropped EXE 3 IoCs
Processes:
explorha.exeexplorha.exeexplorha.exepid process 2100 explorha.exe 3804 explorha.exe 2500 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:
f5c5868e39d55bece500b45cf3071198be195e09d84160c4c9476cc927c9eecb.exeexplorha.exeexplorha.exeexplorha.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Wine f5c5868e39d55bece500b45cf3071198be195e09d84160c4c9476cc927c9eecb.exe Key opened \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Wine explorha.exe -
Loads dropped DLL 3 IoCs
Processes:
rundll32.exerundll32.exerundll32.exepid process 1948 rundll32.exe 3340 rundll32.exe 3928 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:
f5c5868e39d55bece500b45cf3071198be195e09d84160c4c9476cc927c9eecb.exeexplorha.exeexplorha.exeexplorha.exepid process 656 f5c5868e39d55bece500b45cf3071198be195e09d84160c4c9476cc927c9eecb.exe 2100 explorha.exe 3804 explorha.exe 2500 explorha.exe -
Drops file in Windows directory 1 IoCs
Processes:
f5c5868e39d55bece500b45cf3071198be195e09d84160c4c9476cc927c9eecb.exedescription ioc process File created C:\Windows\Tasks\explorha.job f5c5868e39d55bece500b45cf3071198be195e09d84160c4c9476cc927c9eecb.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 21 IoCs
Processes:
f5c5868e39d55bece500b45cf3071198be195e09d84160c4c9476cc927c9eecb.exeexplorha.exerundll32.exepowershell.exeexplorha.exeexplorha.exepid process 656 f5c5868e39d55bece500b45cf3071198be195e09d84160c4c9476cc927c9eecb.exe 656 f5c5868e39d55bece500b45cf3071198be195e09d84160c4c9476cc927c9eecb.exe 2100 explorha.exe 2100 explorha.exe 3340 rundll32.exe 3340 rundll32.exe 3340 rundll32.exe 3340 rundll32.exe 3340 rundll32.exe 3340 rundll32.exe 3340 rundll32.exe 3340 rundll32.exe 3340 rundll32.exe 3340 rundll32.exe 1620 powershell.exe 1620 powershell.exe 1620 powershell.exe 3804 explorha.exe 3804 explorha.exe 2500 explorha.exe 2500 explorha.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
powershell.exedescription pid process Token: SeDebugPrivilege 1620 powershell.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
f5c5868e39d55bece500b45cf3071198be195e09d84160c4c9476cc927c9eecb.exepid process 656 f5c5868e39d55bece500b45cf3071198be195e09d84160c4c9476cc927c9eecb.exe -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
f5c5868e39d55bece500b45cf3071198be195e09d84160c4c9476cc927c9eecb.exeexplorha.exerundll32.exerundll32.exedescription pid process target process PID 656 wrote to memory of 2100 656 f5c5868e39d55bece500b45cf3071198be195e09d84160c4c9476cc927c9eecb.exe explorha.exe PID 656 wrote to memory of 2100 656 f5c5868e39d55bece500b45cf3071198be195e09d84160c4c9476cc927c9eecb.exe explorha.exe PID 656 wrote to memory of 2100 656 f5c5868e39d55bece500b45cf3071198be195e09d84160c4c9476cc927c9eecb.exe explorha.exe PID 2100 wrote to memory of 1948 2100 explorha.exe rundll32.exe PID 2100 wrote to memory of 1948 2100 explorha.exe rundll32.exe PID 2100 wrote to memory of 1948 2100 explorha.exe rundll32.exe PID 1948 wrote to memory of 3340 1948 rundll32.exe rundll32.exe PID 1948 wrote to memory of 3340 1948 rundll32.exe rundll32.exe PID 3340 wrote to memory of 3720 3340 rundll32.exe netsh.exe PID 3340 wrote to memory of 3720 3340 rundll32.exe netsh.exe PID 3340 wrote to memory of 1620 3340 rundll32.exe powershell.exe PID 3340 wrote to memory of 1620 3340 rundll32.exe powershell.exe PID 2100 wrote to memory of 3928 2100 explorha.exe rundll32.exe PID 2100 wrote to memory of 3928 2100 explorha.exe rundll32.exe PID 2100 wrote to memory of 3928 2100 explorha.exe rundll32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\f5c5868e39d55bece500b45cf3071198be195e09d84160c4c9476cc927c9eecb.exe"C:\Users\Admin\AppData\Local\Temp\f5c5868e39d55bece500b45cf3071198be195e09d84160c4c9476cc927c9eecb.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 FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:656 -
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:2100 -
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:1948 -
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:3340 -
C:\Windows\system32\netsh.exenetsh wlan show profiles5⤵PID:3720
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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\808065738166_Desktop.zip' -CompressionLevel Optimal5⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1620 -
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:3928
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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:3804
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3768 --field-trial-handle=2284,i,15722001240173834669,15048020084704567542,262144 --variations-seed-version /prefetch:81⤵PID:4876
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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:2500
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2.9MB
MD542e74f2a78f9c09f8133b4a6ee972f0d
SHA185e1cedcec3a4ccdc81055bde6968caf3d44a72b
SHA256f5c5868e39d55bece500b45cf3071198be195e09d84160c4c9476cc927c9eecb
SHA512d213261eeb425f5d5e417cce49d0ea6d939b101d869a0e2e9c12fa8df917a5e1b6ab4b13cf10da559c150f1196662e443ec7c3b7d9616c8bd9c36be546283b12
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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