Analysis Overview
SHA256
553d54c9e19d3cf794bb974a20a01a431b59fc3abce77235a9a7f8bf617d5a59
Threat Level: Shows suspicious behavior
The file 553d54c9e19d3cf794bb974a20a01a431b59fc3abce77235a9a7f8bf617d5a59 was found to be: Shows suspicious behavior.
Malicious Activity Summary
Reads user/profile data of web browsers
Checks for any installed AV software in registry
Writes to the Master Boot Record (MBR)
Checks computer location settings
Loads dropped DLL
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
Checks SCSI registry key(s)
Suspicious use of SetWindowsHookEx
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-20 10:11
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-20 10:11
Reported
2024-06-20 10:13
Platform
win10v2004-20240508-en
Max time kernel
52s
Max time network
54s
Command Line
Signatures
Reads user/profile data of web browsers
Checks for any installed AV software in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\AVAST Software\Avast | C:\Users\Admin\AppData\Local\Temp\553d54c9e19d3cf794bb974a20a01a431b59fc3abce77235a9a7f8bf617d5a59.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\AVAST Software\Avast | C:\Users\Admin\AppData\Local\Temp\553d54c9e19d3cf794bb974a20a01a431b59fc3abce77235a9a7f8bf617d5a59.exe | N/A |
Writes to the Master Boot Record (MBR)
| Description | Indicator | Process | Target |
| File opened for modification | \??\PhysicalDrive0 | C:\Users\Admin\AppData\Local\Temp\553d54c9e19d3cf794bb974a20a01a431b59fc3abce77235a9a7f8bf617d5a59.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\553d54c9e19d3cf794bb974a20a01a431b59fc3abce77235a9a7f8bf617d5a59.exe | N/A |
Loads dropped DLL
Enumerates physical storage devices
Checks SCSI registry key(s)
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\553d54c9e19d3cf794bb974a20a01a431b59fc3abce77235a9a7f8bf617d5a59.exe | N/A |
| Key enumerated | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\553d54c9e19d3cf794bb974a20a01a431b59fc3abce77235a9a7f8bf617d5a59.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\553d54c9e19d3cf794bb974a20a01a431b59fc3abce77235a9a7f8bf617d5a59.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\553d54c9e19d3cf794bb974a20a01a431b59fc3abce77235a9a7f8bf617d5a59.exe
"C:\Users\Admin\AppData\Local\Temp\553d54c9e19d3cf794bb974a20a01a431b59fc3abce77235a9a7f8bf617d5a59.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | stats.securebrowser.com | udp |
| US | 8.8.8.8:53 | stats.securebrowser.com | udp |
| US | 8.8.8.8:53 | stats.securebrowser.com | udp |
Files
C:\Users\Admin\AppData\Local\Temp\nsz448D.tmp\jsis.dll
| MD5 | 2027121c3cdeb1a1f8a5f539d1fe2e28 |
| SHA1 | bcf79f49f8fc4c6049f33748ded21ec3471002c2 |
| SHA256 | 1dae8b6de29f2cfc0745d9f2a245b9ecb77f2b272a5b43de1ba5971c43bf73a1 |
| SHA512 | 5b0d9966ecc08bcc2c127b2bd916617b8de2dcbdc28aff7b4b8449a244983bfbe33c56f5c4a53b7cf21faf1dbab4bb845a5894492e7e10f3f517071f7a59727c |
C:\Users\Admin\AppData\Local\Temp\nsz448D.tmp\nsJSON.dll
| MD5 | f840a9ddd319ee8c3da5190257abde5b |
| SHA1 | 3e868939239a5c6ef9acae10e1af721e4f99f24b |
| SHA256 | ddb6c9f8de72ddd589f009e732040250b2124bca6195aa147aa7aac43fc2c73a |
| SHA512 | 8e12391027af928e4f7dad1ec4ab83e8359b19a7eb0be0372d051dfd2dd643dc0dfa086bd345760a496e5630c17f53db22f6008ae665033b766cbfcdd930881a |
C:\Users\Admin\AppData\Local\Temp\nsz448D.tmp\JsisPlugins.dll
| MD5 | d21ae3f86fc69c1580175b7177484fa7 |
| SHA1 | 2ed2c1f5c92ff6daa5ea785a44a6085a105ae822 |
| SHA256 | a6241f168cacb431bfcd4345dd77f87b378dd861b5d440ae8d3ffd17b9ceb450 |
| SHA512 | eda08b6ebdb3f0a3b6b43ef755fc275396a8459b8fc8a41eff55473562c394d015e5fe573b3b134eeed72edff2b0f21a3b9ee69a4541fd9738e880b71730303f |
C:\Users\Admin\AppData\Local\Temp\nsz448D.tmp\StdUtils.dll
| MD5 | 34939c7b38bffedbf9b9ed444d689bc9 |
| SHA1 | 81d844048f7b11cafd7561b7242af56e92825697 |
| SHA256 | b127f3e04429d9f841a03bfd9344a0450594004c770d397fb32a76f6b0eabed0 |
| SHA512 | bc1b347986a5d2107ad03b65e4b9438530033975fb8cc0a63d8ef7d88c1a96f70191c727c902eb7c3e64aa5de9ce6bb04f829ceb627eda278f44ca3dd343a953 |
C:\Users\Admin\AppData\Local\Temp\{AD14893C-6B83-4ACF-928D-67D8D22F8718}\scrt.dll
| MD5 | f36f05628b515262db197b15c7065b40 |
| SHA1 | 74a8005379f26dd0de952acab4e3fc5459cde243 |
| SHA256 | 67abd9e211b354fa222e7926c2876c4b3a7aca239c0af47c756ee1b6db6e6d31 |
| SHA512 | 280390b1cf1b6b1e75eaa157adaf89135963d366b48686d48921a654527f9c1505c195ca1fc16dc85b8f13b2994841ca7877a63af708883418a1d588afa3dbe8 |
C:\Users\Admin\AppData\Local\Temp\nsz448D.tmp\thirdparty.dll
| MD5 | 7b4bd3b8ad6e913952f8ed1ceef40cd4 |
| SHA1 | b15c0b90247a5066bd06d094fa41a73f0f931cb8 |
| SHA256 | a49d3e455d7aeca2032c30fc099bfad1b1424a2f55ec7bb0f6acbbf636214754 |
| SHA512 | d7168f9504dd6bbac7ee566c3591bfd7ad4e55bcac463cecb70540197dfe0cd969af96d113c6709d6c8ce6e91f2f5f6542a95c1a149caa78ba4bcb971e0c12a2 |
C:\Users\Admin\AppData\Local\Temp\nsz448D.tmp\Midex.dll
| MD5 | 2597a829e06eb9616af49fcd8052b8bd |
| SHA1 | 871801aba3a75f95b10701f31303de705cb0bc5a |
| SHA256 | 7359ca1befdb83d480fc1149ac0e8e90354b5224db7420b14b2d96d87cd20a87 |
| SHA512 | 8e5552b2f6e1c531aaa9fd507aa53c6e3d2f1dd63fe19e6350c5b6fbb009c99d353bb064a9eba4c31af6a020b31c0cd519326d32db4c8b651b83952e265ffb35 |
C:\Users\Admin\AppData\Local\Temp\nsz448D.tmp\CR.History.tmp
| MD5 | 73bd1e15afb04648c24593e8ba13e983 |
| SHA1 | 4dd85ca46fcdf9d93f6b324f8bb0b5bb512a1b91 |
| SHA256 | aab0b201f392fef9fdff09e56a9d0ac33d0f68be95da270e6dab89bb1f971d8b |
| SHA512 | 6eb58fb41691894045569085bd64a83acd62277575ab002cf73d729bda4b6d43c36643a5fa336342e87a493326337ed43b8e5eaeae32f53210714699cb8dfac7 |
C:\Users\Admin\AppData\Local\Temp\nsz448D.tmp\FF.places.tmp
| MD5 | 8893dfa5ec4242a611d84e73ae9b1285 |
| SHA1 | db5c47e24f359fe7fbfa83cf2547ee7d4a78cb32 |
| SHA256 | 631b7211917f7d40aff81bbe5cbb383c1570198fec51d29cabb827f006bd94ff |
| SHA512 | ad1a66132aae4066649dc20e6ba046ee1dda3f2251052783ff39e0f7bee02c4c5d606a727c68a2ba58d309454e8ac91f96317d08b94fc4072891a3d979d415ef |
C:\Users\Admin\AppData\Local\Temp\nsz448D.tmp\CR.History.tmp
| MD5 | 9618e15b04a4ddb39ed6c496575f6f95 |
| SHA1 | 1c28f8750e5555776b3c80b187c5d15a443a7412 |
| SHA256 | a4cd72e529e60b5f74c50e4e5b159efaf80625f23534dd15a28203760b8b28ab |
| SHA512 | f802582aa7510f6b950e3343b0560ffa9037c6d22373a6a33513637ab0f8e60ed23294a13ad8890935b02c64830b5232ba9f60d0c0fe90df02b5da30ecd7fa26 |
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-20 10:11
Reported
2024-06-20 10:13
Platform
win11-20240508-en
Max time kernel
147s
Max time network
151s
Command Line
Signatures
Reads user/profile data of web browsers
Checks for any installed AV software in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\AVAST Software\Avast | C:\Users\Admin\AppData\Local\Temp\553d54c9e19d3cf794bb974a20a01a431b59fc3abce77235a9a7f8bf617d5a59.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-3107365284-1576850094-161165143-1000\SOFTWARE\AVAST Software\Avast | C:\Users\Admin\AppData\Local\Temp\553d54c9e19d3cf794bb974a20a01a431b59fc3abce77235a9a7f8bf617d5a59.exe | N/A |
Writes to the Master Boot Record (MBR)
| Description | Indicator | Process | Target |
| File opened for modification | \??\PhysicalDrive0 | C:\Users\Admin\AppData\Local\Temp\553d54c9e19d3cf794bb974a20a01a431b59fc3abce77235a9a7f8bf617d5a59.exe | N/A |
Loads dropped DLL
Enumerates physical storage devices
Checks SCSI registry key(s)
| Description | Indicator | Process | Target |
| Key enumerated | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\553d54c9e19d3cf794bb974a20a01a431b59fc3abce77235a9a7f8bf617d5a59.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\553d54c9e19d3cf794bb974a20a01a431b59fc3abce77235a9a7f8bf617d5a59.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\553d54c9e19d3cf794bb974a20a01a431b59fc3abce77235a9a7f8bf617d5a59.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\553d54c9e19d3cf794bb974a20a01a431b59fc3abce77235a9a7f8bf617d5a59.exe
"C:\Users\Admin\AppData\Local\Temp\553d54c9e19d3cf794bb974a20a01a431b59fc3abce77235a9a7f8bf617d5a59.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | stats.securebrowser.com | udp |
| US | 104.20.87.8:443 | stats.securebrowser.com | tcp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 8.87.20.104.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\nsi6870.tmp\jsis.dll
| MD5 | 2027121c3cdeb1a1f8a5f539d1fe2e28 |
| SHA1 | bcf79f49f8fc4c6049f33748ded21ec3471002c2 |
| SHA256 | 1dae8b6de29f2cfc0745d9f2a245b9ecb77f2b272a5b43de1ba5971c43bf73a1 |
| SHA512 | 5b0d9966ecc08bcc2c127b2bd916617b8de2dcbdc28aff7b4b8449a244983bfbe33c56f5c4a53b7cf21faf1dbab4bb845a5894492e7e10f3f517071f7a59727c |
C:\Users\Admin\AppData\Local\Temp\nsi6870.tmp\nsJSON.dll
| MD5 | f840a9ddd319ee8c3da5190257abde5b |
| SHA1 | 3e868939239a5c6ef9acae10e1af721e4f99f24b |
| SHA256 | ddb6c9f8de72ddd589f009e732040250b2124bca6195aa147aa7aac43fc2c73a |
| SHA512 | 8e12391027af928e4f7dad1ec4ab83e8359b19a7eb0be0372d051dfd2dd643dc0dfa086bd345760a496e5630c17f53db22f6008ae665033b766cbfcdd930881a |
C:\Users\Admin\AppData\Local\Temp\nsi6870.tmp\JsisPlugins.dll
| MD5 | d21ae3f86fc69c1580175b7177484fa7 |
| SHA1 | 2ed2c1f5c92ff6daa5ea785a44a6085a105ae822 |
| SHA256 | a6241f168cacb431bfcd4345dd77f87b378dd861b5d440ae8d3ffd17b9ceb450 |
| SHA512 | eda08b6ebdb3f0a3b6b43ef755fc275396a8459b8fc8a41eff55473562c394d015e5fe573b3b134eeed72edff2b0f21a3b9ee69a4541fd9738e880b71730303f |
C:\Users\Admin\AppData\Local\Temp\nsi6870.tmp\StdUtils.dll
| MD5 | 34939c7b38bffedbf9b9ed444d689bc9 |
| SHA1 | 81d844048f7b11cafd7561b7242af56e92825697 |
| SHA256 | b127f3e04429d9f841a03bfd9344a0450594004c770d397fb32a76f6b0eabed0 |
| SHA512 | bc1b347986a5d2107ad03b65e4b9438530033975fb8cc0a63d8ef7d88c1a96f70191c727c902eb7c3e64aa5de9ce6bb04f829ceb627eda278f44ca3dd343a953 |
C:\Users\Admin\AppData\Local\Temp\{101CC715-568B-4026-A80E-5C03A13E2221}\scrt.dll
| MD5 | f36f05628b515262db197b15c7065b40 |
| SHA1 | 74a8005379f26dd0de952acab4e3fc5459cde243 |
| SHA256 | 67abd9e211b354fa222e7926c2876c4b3a7aca239c0af47c756ee1b6db6e6d31 |
| SHA512 | 280390b1cf1b6b1e75eaa157adaf89135963d366b48686d48921a654527f9c1505c195ca1fc16dc85b8f13b2994841ca7877a63af708883418a1d588afa3dbe8 |
C:\Users\Admin\AppData\Local\Temp\nsi6870.tmp\thirdparty.dll
| MD5 | 7b4bd3b8ad6e913952f8ed1ceef40cd4 |
| SHA1 | b15c0b90247a5066bd06d094fa41a73f0f931cb8 |
| SHA256 | a49d3e455d7aeca2032c30fc099bfad1b1424a2f55ec7bb0f6acbbf636214754 |
| SHA512 | d7168f9504dd6bbac7ee566c3591bfd7ad4e55bcac463cecb70540197dfe0cd969af96d113c6709d6c8ce6e91f2f5f6542a95c1a149caa78ba4bcb971e0c12a2 |
C:\Users\Admin\AppData\Local\Temp\nsi6870.tmp\Midex.dll
| MD5 | 2597a829e06eb9616af49fcd8052b8bd |
| SHA1 | 871801aba3a75f95b10701f31303de705cb0bc5a |
| SHA256 | 7359ca1befdb83d480fc1149ac0e8e90354b5224db7420b14b2d96d87cd20a87 |
| SHA512 | 8e5552b2f6e1c531aaa9fd507aa53c6e3d2f1dd63fe19e6350c5b6fbb009c99d353bb064a9eba4c31af6a020b31c0cd519326d32db4c8b651b83952e265ffb35 |
C:\Users\Admin\AppData\Local\Temp\nsi6870.tmp\CR.History.tmp
| MD5 | 73bd1e15afb04648c24593e8ba13e983 |
| SHA1 | 4dd85ca46fcdf9d93f6b324f8bb0b5bb512a1b91 |
| SHA256 | aab0b201f392fef9fdff09e56a9d0ac33d0f68be95da270e6dab89bb1f971d8b |
| SHA512 | 6eb58fb41691894045569085bd64a83acd62277575ab002cf73d729bda4b6d43c36643a5fa336342e87a493326337ed43b8e5eaeae32f53210714699cb8dfac7 |
C:\Users\Admin\AppData\Local\Temp\nsi6870.tmp\FF.places.tmp
| MD5 | 1b27d385f918c09cbaaa8e66a75ed1c0 |
| SHA1 | b1042be485cf2070becca5ec541a8254b8e19ede |
| SHA256 | 4f09c927663ea12d15ebd872788d257730fb27fb40ee6c94e6e6d75f47158fb1 |
| SHA512 | 0e1f2917123ae41397021c5afa0f74e70955510e0009d6e35ca11a4dc9295fe2602fb7b89d31ed2ebd632c4b896b58e621dee24cf3be8ad27dce42a19698d811 |
C:\Users\Admin\AppData\Local\Temp\nsi6870.tmp\CR.History.tmp
| MD5 | 4e2922249bf476fb3067795f2fa5e794 |
| SHA1 | d2db6b2759d9e650ae031eb62247d457ccaa57d2 |
| SHA256 | c2c17166e7468877d1e80822f8a5f35a7700ac0b68f3b369a1f4154ae4f811e1 |
| SHA512 | 8e5e12daf11f9f6e73fb30f563c8f2a64bbc7bb9deffe4969e23081ec1c4073cdf6c74e8dbcc65a271142083ad8312ec7d59505c90e718a5228d369f4240e1da |