Analysis Overview
SHA256
a0e6a9fec2e7ed51bf36286e416deaec40e6bae8174e8c3fb3c1996fa7ef81ed
Threat Level: Known bad
The file 2024-03-12_5d65d61b82de6b9dcdb67a30cae300cd_darkside_neshta was found to be: Known bad.
Malicious Activity Summary
Neshta family
Detect Neshta payload
Rule to detect Lockbit 3.0 ransomware Windows payload
Lockbit
Neshta
Renames multiple (140) files with added filename extension
Renames multiple (186) files with added filename extension
Reads user/profile data of web browsers
Checks computer location settings
Modifies system executable filetype association
Loads dropped DLL
Executes dropped EXE
Drops desktop.ini file(s)
Sets desktop wallpaper using registry
Suspicious use of NtSetInformationThreadHideFromDebugger
Drops file in Windows directory
Drops file in Program Files directory
Enumerates physical storage devices
Unsigned PE
Uses Volume Shadow Copy service COM API
Modifies Control Panel
Suspicious use of AdjustPrivilegeToken
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-03-12 10:34
Signatures
Detect Neshta payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Neshta family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-03-12 10:34
Reported
2024-03-12 10:36
Platform
win7-20240221-en
Max time kernel
118s
Max time network
119s
Command Line
Signatures
Detect Neshta payload
| Description | Indicator | Process | Target |
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Lockbit
Neshta
Rule to detect Lockbit 3.0 ransomware Windows payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Renames multiple (186) files with added filename extension
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3582-490\2024-03-12_5d65d61b82de6b9dcdb67a30cae300cd_darkside_neshta.exe | N/A |
| N/A | N/A | C:\ProgramData\5C34.tmp | N/A |
| N/A | N/A | C:\Windows\svchost.com | N/A |
Loads dropped DLL
Modifies system executable filetype association
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" | C:\Users\Admin\AppData\Local\Temp\2024-03-12_5d65d61b82de6b9dcdb67a30cae300cd_darkside_neshta.exe | N/A |
Reads user/profile data of web browsers
Drops desktop.ini file(s)
| Description | Indicator | Process | Target |
| File opened for modification | C:\$Recycle.Bin\S-1-5-21-1298544033-3225604241-2703760938-1000\desktop.ini | C:\Users\Admin\AppData\Local\Temp\3582-490\2024-03-12_5d65d61b82de6b9dcdb67a30cae300cd_darkside_neshta.exe | N/A |
| File opened for modification | F:\$RECYCLE.BIN\S-1-5-21-1298544033-3225604241-2703760938-1000\desktop.ini | C:\Users\Admin\AppData\Local\Temp\3582-490\2024-03-12_5d65d61b82de6b9dcdb67a30cae300cd_darkside_neshta.exe | N/A |
Sets desktop wallpaper using registry
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Control Panel\Desktop\Wallpaper = "C:\\ProgramData\\O957g99QW.bmp" | C:\Users\Admin\AppData\Local\Temp\3582-490\2024-03-12_5d65d61b82de6b9dcdb67a30cae300cd_darkside_neshta.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Control Panel\Desktop\WallPaper = "C:\\ProgramData\\O957g99QW.bmp" | C:\Users\Admin\AppData\Local\Temp\3582-490\2024-03-12_5d65d61b82de6b9dcdb67a30cae300cd_darkside_neshta.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
Drops file in Program Files directory
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\svchost.com | C:\Users\Admin\AppData\Local\Temp\2024-03-12_5d65d61b82de6b9dcdb67a30cae300cd_darkside_neshta.exe | N/A |
| File opened for modification | C:\Windows\directx.sys | C:\Windows\svchost.com | N/A |
| File opened for modification | C:\Windows\svchost.com | C:\Windows\svchost.com | N/A |
Enumerates physical storage devices
Modifies Control Panel
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Control Panel\Desktop | C:\Users\Admin\AppData\Local\Temp\3582-490\2024-03-12_5d65d61b82de6b9dcdb67a30cae300cd_darkside_neshta.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Control Panel\Desktop\WallpaperStyle = "10" | C:\Users\Admin\AppData\Local\Temp\3582-490\2024-03-12_5d65d61b82de6b9dcdb67a30cae300cd_darkside_neshta.exe | N/A |
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Uses Volume Shadow Copy service COM API
Processes
C:\Users\Admin\AppData\Local\Temp\2024-03-12_5d65d61b82de6b9dcdb67a30cae300cd_darkside_neshta.exe
"C:\Users\Admin\AppData\Local\Temp\2024-03-12_5d65d61b82de6b9dcdb67a30cae300cd_darkside_neshta.exe"
C:\Users\Admin\AppData\Local\Temp\3582-490\2024-03-12_5d65d61b82de6b9dcdb67a30cae300cd_darkside_neshta.exe
"C:\Users\Admin\AppData\Local\Temp\3582-490\2024-03-12_5d65d61b82de6b9dcdb67a30cae300cd_darkside_neshta.exe"
C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
C:\ProgramData\5C34.tmp
"C:\ProgramData\5C34.tmp"
C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x148
C:\Windows\svchost.com
"C:\Windows\svchost.com" "C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\5C34.tmp >> NUL
C:\Windows\SysWOW64\cmd.exe
C:\Windows\System32\cmd.exe /C DEL /F /Q C:\PROGRA~3\5C34.tmp >> NUL
Network
Files
C:\Users\Admin\AppData\Local\Temp\3582-490\2024-03-12_5d65d61b82de6b9dcdb67a30cae300cd_darkside_neshta.exe
| MD5 | 75e3d908fdddee413481dba88258783b |
| SHA1 | 4cd6c1a88f3575d298aa168356651d5237bb72ab |
| SHA256 | 36aae3ba1a6fd78e040bba4522f6c15d5a3627ae78b27ff6879ee64d038445a4 |
| SHA512 | d7c1e0bd3eb3888579ef696ea48ae4d83d70f08b3bafb23288a81ed40e1501513e2739af119c4a0f9d788f7aa4a6500df80260151a8eeeb7f6fe19fc5cf34256 |
C:\MSOCache\ALLUSE~1\{90140~1\dwtrig20.exe
| MD5 | cf6c595d3e5e9667667af096762fd9c4 |
| SHA1 | 9bb44da8d7f6457099cb56e4f7d1026963dce7ce |
| SHA256 | 593e60cc30ae0789448547195af77f550387f6648d45847ea244dd0dd7abf03d |
| SHA512 | ff4f789df9e6a6d0fbe12b3250f951fcf11e857906c65e96a30bb46266e7e1180d6103a03db2f3764e0d1346b2de7afba8259ba080057e4a268e45e8654dfa80 |
memory/2424-14-0x0000000000580000-0x00000000005C0000-memory.dmp
C:\$Recycle.Bin\S-1-5-21-1298544033-3225604241-2703760938-1000\desktop.ini
| MD5 | 2464bd2e9d9b793f781fcc95af03062d |
| SHA1 | cdf5eef2b46f1ec7e324999f11c88baed2bf53fd |
| SHA256 | 004ffe9a00a21513bf1d5dc61c728ab7bfd10defb231a16787a586ea8b4d16bb |
| SHA512 | 66f4c163aa3b3424c538e982823d12795d21dbd2ebbf74e57d0ea4bfefa2da631c26262df71ddadaa6ec6f48c31268665b7c1acb579a7578257dd8003bb40967 |
\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE
| MD5 | 9e2b9928c89a9d0da1d3e8f4bd96afa7 |
| SHA1 | ec66cda99f44b62470c6930e5afda061579cde35 |
| SHA256 | 8899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043 |
| SHA512 | 2ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156 |
F:\$RECYCLE.BIN\S-1-5-21-1298544033-3225604241-2703760938-1000\DDDDDDDDDDD
| MD5 | 8016f935675267d311d5a8c859bfc51b |
| SHA1 | 0fa1bf0e634cffa307de5d2c1cc2efd3cbd48c45 |
| SHA256 | b36035117b6797e7e0524a96b35aaba4666054fb98b2afa6c890c5bb59c989b4 |
| SHA512 | d33a40eaa31f8f936b0cf534e6e46abe3b5bd08450e6d519162448ed086af3c6a2782183178df516d19c9183e56493c44567a1cf68cabae01a8afaa57c1678f0 |
C:\Users\O957g99QW.README.txt
| MD5 | ccd0020a56b259b7603254459a6c57a2 |
| SHA1 | 1561f25c7b343f7d68cf52282623185d54f32fb7 |
| SHA256 | 9db19336f347d3cc82b7d5686b29499b391c28007a774309090028e8f154cfd1 |
| SHA512 | beb385cfc4e61c4ac170a4d49394e2d9040159af0f0329d3dfd9afa889ef9a7d8a0f752a3cfcb41ae04eae7f47b96b10d8128054a5ee51533361e4238ab55d55 |
memory/2664-395-0x0000000000400000-0x000000000041B000-memory.dmp
\ProgramData\5C34.tmp
| MD5 | 294e9f64cb1642dd89229fff0592856b |
| SHA1 | 97b148c27f3da29ba7b18d6aee8a0db9102f47c9 |
| SHA256 | 917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2 |
| SHA512 | b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf |
memory/1580-404-0x000000007EFA0000-0x000000007EFA1000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\3582-490\2024-03-12_5d65d61b82de6b9dcdb67a30cae300cd_darkside_neshta.exe
| MD5 | a175ca484940389283e07fb84d8ffc42 |
| SHA1 | 9cef46aa62f7aed8432b9ff5de84db4cf0136d0a |
| SHA256 | 2f2025850e0b4815addbb66a07c2ef3098b1f9be82ab6b8cc302d35bf505d5ab |
| SHA512 | aae517fcc14790a939dfd3c33e4190c786032f10cf8d1e56f38ca28583b08767d1293fecb4a73f5255ea5fcb9ca6822ff471b76b0cdb2ee0474be372fa018127 |
memory/1580-408-0x0000000002110000-0x0000000002150000-memory.dmp
memory/1580-435-0x000000007EF80000-0x000000007EF81000-memory.dmp
memory/1580-436-0x000000007EF20000-0x000000007EF21000-memory.dmp
memory/2664-437-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2664-438-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2664-439-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2664-440-0x0000000000400000-0x000000000041B000-memory.dmp
memory/1580-441-0x0000000002110000-0x0000000002150000-memory.dmp
memory/1580-442-0x0000000002110000-0x0000000002150000-memory.dmp
memory/2664-443-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2664-444-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2664-447-0x0000000000400000-0x000000000041B000-memory.dmp
C:\Windows\svchost.com
| MD5 | 36fd5e09c417c767a952b4609d73a54b |
| SHA1 | 299399c5a2403080a5bf67fb46faec210025b36d |
| SHA256 | 980bac6c9afe8efc9c6fe459a5f77213b0d8524eb00de82437288eb96138b9a2 |
| SHA512 | 1813a6a5b47a9b2cd3958cf4556714ae240f2aa19d0a241b596830f0f2b89a33ec864d00ce6a791d323a58dfbff42a0fded65eefbf980c92685e25c0ec415d92 |
C:\DOCUME~1\ALLUSE~1\APPLIC~1\APPLIC~1\APPLIC~1\APPLIC~1\APPLIC~1\APPLIC~1\APPLIC~1\APPLIC~1\APPLIC~1\PACKAG~1\{61087~1\VCREDI~1.EXE
| MD5 | 24c5dfd895860fbf605570b662fb3690 |
| SHA1 | 9314c19dc8225b8b4b8a16a170b72d7633de242d |
| SHA256 | 570f2cf4999dbed52cce548c8c55acf6b6af8546b4ac901a27632cc9c59f7e2c |
| SHA512 | a3d318d5001fce7b80e23aef75fb1392227b83bb2b3ac84909de3df5100adf96ac1a11cb931dd1f0389492bab3ddee7777f5991d887dd9f23b60597d88f25931 |
C:\DOCUME~1\ALLUSE~1\APPLIC~1\APPLIC~1\APPLIC~1\APPLIC~1\APPLIC~1\APPLIC~1\APPLIC~1\APPLIC~1\APPLIC~1\PACKAG~1\{57A73~1\VC_RED~1.EXE
| MD5 | 139007b8c6635d18742fba227563b6cd |
| SHA1 | fe0fa1101937f91d61ab8d3b11b0ed5b5dd26518 |
| SHA256 | 467aff60be5fb37c0dc8b59a6590d857a4c052bf9099caa57c5c2bbb4cbab349 |
| SHA512 | 4b15e13105f2e99c0701dd90edcead5ded363b84370216cc96ca868f4bba6efa8090e038bb0372644e5c166fc6e99414f839da6bacef0c1f868b1a147ba3f2d4 |
C:\DOCUME~1\ALLUSE~1\APPLIC~1\APPLIC~1\APPLIC~1\APPLIC~1\APPLIC~1\APPLIC~1\APPLIC~1\APPLIC~1\APPLIC~1\PACKAG~1\{4D8DC~1\VC_RED~1.EXE
| MD5 | 18ff8ef3d803c9062ba9d921a92ef791 |
| SHA1 | 59ed19106bd17031d40f553cc754a3b61b363e1f |
| SHA256 | 6e51c5f3ac76d1083b3557e58053aa6fb3ed6f280566e9ee30676f48d05f9282 |
| SHA512 | beea19c5598ab8bc048ff1af6e09382679a0f120dc53905c54cf03d3ec46aec6756d33680795da2dd0abe1220319231cafcd0ba483cb627ff5eea8a08ef026e3 |
C:\DOCUME~1\ALLUSE~1\APPLIC~1\APPLIC~1\APPLIC~1\APPLIC~1\APPLIC~1\APPLIC~1\APPLIC~1\APPLIC~1\APPLIC~1\PACKAG~1\{33D1F~1\VCREDI~1.EXE
| MD5 | 648f3ea73ef1d99facde9573a0db8e4a |
| SHA1 | a4a4b417a8b066a627e03ac061c0f5042e3070c7 |
| SHA256 | 1b24d63a2e5186d796d4a3fec8fbf1b2c6fb7656873e199da964b2ea20f74ef9 |
| SHA512 | 0bd5ba98ffcc743ea35beacfef719c97d48da54b114faa59bb8aa52ef7c252d57583aff6b44007041faef46f01a938176a924097d0a6a3c6e4e9c4201940710b |
\Users\Admin\AppData\Local\Temp\ose00000.exe
| MD5 | 61c0f507e8e4f9b7c31473dbd9fdaeb5 |
| SHA1 | 4763c0d359415a1fab9a95f1b206a93657aa65b1 |
| SHA256 | 25964ee4b84fee6637cc70f6a1161c0415dee5a8ad7e9140ff919ad9d012587d |
| SHA512 | 5ab8bde91d4a9485c388123bff42866295ee29df3f11f3e8261031bcce057f1344b0c5d210777d4e26544aaee2013ce14e0b4863d0228a25e6e299369038d642 |
\Users\Admin\AppData\Local\Temp\ose00000.exe
| MD5 | 3cdc91ddf1cec04568251afe2c98f4c9 |
| SHA1 | b83c7c498ca4d4894764466c372fe5a59f190b00 |
| SHA256 | c69143a0f7546f6aee87caa6445011a6f991af0aff75e2ab6f3bdbf839b1fdd6 |
| SHA512 | 9051e4cf51412e2439a93e094e70e352f23df154381706b501b8e5cb12f762c31b59d6369104a2d69ec91e4131730e749fa7dd13bd0a8cfa332d0100a0de2d71 |
\Users\Admin\AppData\Local\Temp\ose00000.exe
| MD5 | 8e352014bb8179579b51f15ac6cc43b2 |
| SHA1 | 49c23d38c11014c606529a21b069dcc4ac441f25 |
| SHA256 | 351fff4f63c706073273dc97996c3011fcf7bc43d8c81cc21b5b6608420daf3c |
| SHA512 | 0f01e94bac0157d1d19bf89ca3ca826e5501e59aab3e7918b8265b2a35db041c02791d888ba855fc9088fb35dd393e1a840f77ffc062a1551672dd6acb2ba640 |
\Users\Admin\AppData\Local\Temp\ose00000.exe
| MD5 | 3c9202ec76fb78112e2bb6395d3c244f |
| SHA1 | 9c11456eab4db0f6586ed22cec70cd3592c0948c |
| SHA256 | f4ec778b5d22c066afe88ae0e4bea2424b930f8af4d1c0231a67fb7344f3a93a |
| SHA512 | c0defd9a2ebd01cd92cc61c516bac30a3365cf0c54a7dac4d89c7196c4ec32bbf4609b3ebe8ab3ee5b84418c3b0e439a4b43b05f11e6892de51d026248bdca46 |
\Users\Admin\AppData\Local\Temp\ose00000.exe
| MD5 | 8e36dc4124de172a5e5ed72e5d985b30 |
| SHA1 | 524eeebf6c143b82d971ab22076ef53d88526a92 |
| SHA256 | 4d86b8cf08727de5ec964756f80e18853b7f077bb35f5d827fa3bac02d320bf1 |
| SHA512 | a033e978dae6c6485523cc446030bf58bb5fbef5594346a6bde2f72d9ea52e124c0036d44785a13e2bf770d85778fdcda4412206c8e6638a2f71b9a60c10558c |
\Users\Admin\AppData\Local\Temp\ose00000.exe
| MD5 | 0c8920b199d68c31edc6732810d5abe8 |
| SHA1 | 18a1954ee9f19d1c6310a81863faa91a1756ef95 |
| SHA256 | 42b9140abf67305299ec1e15823355e76adeb30530112f24358520f9aab63621 |
| SHA512 | decfc253e7ed90030e4b008df8ab19722b4ef227e257ff7dd1c68ca6905973416d1caad88c60fc0ba84a90d5e0863a74e11688a6b310ce12e6d22fb58314e754 |
\Users\Admin\AppData\Local\Temp\ose00000.exe
| MD5 | 104c632250145892e4c658bf50112e10 |
| SHA1 | 731c5b273b4a5e438eab511545b38b49ea6fe40a |
| SHA256 | 2e871d8f3160584c99fdbc9b9c1c6253312202e39037578bf42a60dde4c71197 |
| SHA512 | 038dafcd99acbfea2c3ca3ea9ffc56af014db2551ab98e28a1067d26661df7044dcf4cbc701885acea44cacae1a27ac21ce06565b75f55ee94857888582aa2af |
\Users\Admin\AppData\Local\Temp\ose00000.exe
| MD5 | c9fa56d0978f894ea1aaddb2f40fec53 |
| SHA1 | a01fe27c9ea735b417ae4a8626f1fa0515f0abf0 |
| SHA256 | d940ced7b80108a799f64b904450e6f9e3a9fc2246cd39a1c814b3b66b8214d9 |
| SHA512 | f5d61e7dea3cc9173d3413e3d16e227c9dd295880f5dccd1063462525381bbc24e77b4f7c73345544ac3dd3aa9cd9c56ded8250790fa810706741181fa64aa42 |
\Users\Admin\AppData\Local\Temp\ose00000.exe
| MD5 | 64b8654c956120b45b2b7e8a98dd577d |
| SHA1 | 366f4f7a0519e329de4cfb7f570eca33443e5c8e |
| SHA256 | 95902dba1dfb1802c54406cd72a0b7d25d38e0e63aa5b1bc96ba5d24685a0aa2 |
| SHA512 | ce02de227a53633aec3b11551a6f57e136d5f8ad5de918c8ab7486cbcc02e735760ff0971046576b49a8dc26d31751bf14b02f2c46032b048ba4edbdc36bb045 |
\Users\Admin\AppData\Local\Temp\ose00000.exe
| MD5 | 6175c1c0f6c5a82b291871d734ef46ab |
| SHA1 | f77b3cf33181643ee02ae8786abad3cf179c5d0f |
| SHA256 | f70e93ed700013545118ad7a323cad25d03d912e2b4c869975dcc6c2e10d6bd8 |
| SHA512 | ecd0ee31a06e9f267d39e585911ae5a23c9634329a0503f28e2600db76fd64ddd6f6627c7a70eaae98e85b11dd04d4cb12bc3aa17db678b6e08c6571f31eff20 |
\Users\Admin\AppData\Local\Temp\ose00000.exe
| MD5 | ec3f8efd105b0ce61f37ecac41f671ad |
| SHA1 | 41722a94ecc20b9c1aacc242587c2a5a416654c5 |
| SHA256 | 4ce2f06c82e26989030312be36f5830fb7ac8546bedb4999bb0f986176b15583 |
| SHA512 | f9291a03f09f5793a802d7567fabed1441ba2cfda980058c939fe595bfa11daf2ceb04d2c0d68cf887a8c1323111403aa8b0148fdf14e6fc0c58199d4c390639 |
\Users\Admin\AppData\Local\Temp\ose00000.exe
| MD5 | 898375c6974e5e33eef0629cbfc09686 |
| SHA1 | 99d960b6de8b5b3724b965f5c899daecb6a9ac32 |
| SHA256 | b63ae14be50731147d559115d24f05bc28b79021331e45897780acdd1e58a75b |
| SHA512 | a6f61af6e3a33957eec4f6a8ad23cef48d8f8512dc737ca8891ceef72e1ae1f670d70a03d405289e1469662b76ad01ef5853a605551a9c98be7b59373c1f2706 |
\Users\Admin\AppData\Local\Temp\ose00000.exe
| MD5 | 187ce0baef0cb808a268fa699bb51a91 |
| SHA1 | 00b88d4a11a2c41636335b5b770e7f4d1b214ee7 |
| SHA256 | 5389a7be581f7685e476b5fb3a9755ec541ce8ccd620d64d36f633c0e9c4c575 |
| SHA512 | b6c4505611f18c9586a0a10604e9b3f530770c641dec10eb962be18cbcf0b7da48073a0f9abe1d2e525f8a7ace6875d925928c85c94578cd27ddd6ed246c4813 |
\Users\Admin\AppData\Local\Temp\ose00000.exe
| MD5 | 130276acc5f632aa2f829225e06053b3 |
| SHA1 | 31515dd44e222c34b726d798ae26c71ed8e5f570 |
| SHA256 | 387891bbdd8b6c20d86b77e13039165b0bf0d324dea20d915476d3881d739ba3 |
| SHA512 | 8394a0c8b7c8933bd3e214a46263e36f20c607379f15b6b1da852bee9065c96d2b059e945b418cea0bb3d7ef9ab8bd85cefed5a6abac9d7dcb77268b8d46ef85 |
\Users\Admin\AppData\Local\Temp\ose00000.exe
| MD5 | 2866b8104a439f3c6226af2cfbc0d1a7 |
| SHA1 | 1fe9b8706ef6e83f45cb7c1ee4c2c857245627af |
| SHA256 | 34faa306357c9da00ac2bc4679e0890313b5ae96c648a5f7fd3806da62a32587 |
| SHA512 | b9b282126ca9811419024bbc9a82959cc511715f563080e6bf0864cb31743180d9518835a90f5f66d28cdf01308ca5ba77854aeb085a48066f65071768f64e37 |
\Users\Admin\AppData\Local\Temp\ose00000.exe
| MD5 | a62fc2654bdbfc4c75e8692ee3527f55 |
| SHA1 | 4088e11873dc706448173c401df740b0c14eab5c |
| SHA256 | 7de70b1bafa5415725ac4f3b74bee6ada458a22e745306056bbb230d483e2ffb |
| SHA512 | 82df198c16f9ee05ed927209302a24370353b9f0949215e84d27a3fca2b4060d85ed3595ca681e053deac9aee8b62f7feb05d5e8d5f85db584b1b9624b48b246 |
\Users\Admin\AppData\Local\Temp\ose00000.exe
| MD5 | fabd61bf97e435984b0cb67c937f0049 |
| SHA1 | 61ce59106be51d51fb16b7cea5f6b3ac395259c5 |
| SHA256 | 84466f593f3e6062e000a60041eb79a5a2af0f69cc14aff00d88913f8907dc60 |
| SHA512 | 4ebade3602a336c7488b5c030f56a76d2c54c3b63936162a172f34cc0485fb5a583d33b01fde5957f8ad2d278b7b6c4fdd8b0b4f88ca7ca1b7b1a5641de9fd8b |
\Users\Admin\AppData\Local\Temp\ose00000.exe
| MD5 | 67a7d1da5a79e99501f9e862942fdb3f |
| SHA1 | 80aa2c6e453dc6ea742a8cbd72fc315d7cf1db86 |
| SHA256 | 927c3f9c8ae5f6d533c586aa25545c14f80899389c6250dd9747fb1a4b95ae71 |
| SHA512 | 2a687121e7de7f14f4c4fb387e9724d04ac9474278eda39856469ffdabfee7a7bd49a8e13d022e4057853af39f94c647367850c77335dc08d79d6115250b0c70 |
\Users\Admin\AppData\Local\Temp\ose00000.exe
| MD5 | ccaf6b444aab7ef75168300dba7d75db |
| SHA1 | 687b946b433dd3f24792369ae5cda34c1d7ed266 |
| SHA256 | 51e0b31d820e3b4d3efa64d960b9dc497ce3505e4217bfdf25a78ee1f8612747 |
| SHA512 | 9f41c94cd70e44a1afc405ef36746a0e86b70eb82b346138e3677f44934be4d3f4c3b90068b5d558cf5fba715329a2a141ceace0b958d9751a66a6e40a8a2a9c |
\Users\Admin\AppData\Local\Temp\ose00000.exe
| MD5 | 91c57f898958f1b9ee322bbbaeaaa8b7 |
| SHA1 | 625771313c46a19c3e2abb0298f1a46c44cdda13 |
| SHA256 | 9daf27feee51caaf1f80ecbef6b95edd0032b90dedd7877f6ae6f34f8a166f76 |
| SHA512 | 0e8161cdc769b553fcea9e5983c98b6a0bef826ef59336ae4f35f60fe748fa5fc26f4d4c31619dc1799ed983f1f72376ac88f250181400c10487d9c28185dc86 |
\Users\Admin\AppData\Local\Temp\ose00000.exe
| MD5 | 5fa12960c18b210df20f17a8e490a36d |
| SHA1 | 6aaae027aeace6b4f220b230ae953a8e371a8732 |
| SHA256 | 8ca9966345c004c565ef23c1161db338e82ba66fbfa3f8ee3dca75990a39509f |
| SHA512 | 4ce4cedc48affc5e421cf5adec2bae7c62f59a614d614de1d661a1c85826b60a3d2bada622aace36b4c867237200d4d79ed8eb12fcf8d64af921c89d1e8fc55d |
memory/2664-512-0x0000000000400000-0x000000000041B000-memory.dmp
memory/992-510-0x0000000000400000-0x000000000041B000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-03-12 10:34
Reported
2024-03-12 10:36
Platform
win10v2004-20240226-en
Max time kernel
147s
Max time network
144s
Command Line
Signatures
Detect Neshta payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Lockbit
Neshta
Rule to detect Lockbit 3.0 ransomware Windows payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Renames multiple (140) files with added filename extension
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\2024-03-12_5d65d61b82de6b9dcdb67a30cae300cd_darkside_neshta.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3582-490\2024-03-12_5d65d61b82de6b9dcdb67a30cae300cd_darkside_neshta.exe | N/A |
| N/A | N/A | C:\ProgramData\F076.tmp | N/A |
Modifies system executable filetype association
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" | C:\Users\Admin\AppData\Local\Temp\2024-03-12_5d65d61b82de6b9dcdb67a30cae300cd_darkside_neshta.exe | N/A |
Reads user/profile data of web browsers
Drops desktop.ini file(s)
| Description | Indicator | Process | Target |
| File opened for modification | C:\$Recycle.Bin\S-1-5-21-3808065738-1666277613-1125846146-1000\desktop.ini | C:\Users\Admin\AppData\Local\Temp\3582-490\2024-03-12_5d65d61b82de6b9dcdb67a30cae300cd_darkside_neshta.exe | N/A |
| File opened for modification | F:\$RECYCLE.BIN\S-1-5-21-3808065738-1666277613-1125846146-1000\desktop.ini | C:\Users\Admin\AppData\Local\Temp\3582-490\2024-03-12_5d65d61b82de6b9dcdb67a30cae300cd_darkside_neshta.exe | N/A |
Sets desktop wallpaper using registry
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\Desktop\WallPaper = "C:\\ProgramData\\O957g99QW.bmp" | C:\Users\Admin\AppData\Local\Temp\3582-490\2024-03-12_5d65d61b82de6b9dcdb67a30cae300cd_darkside_neshta.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\Desktop\Wallpaper = "C:\\ProgramData\\O957g99QW.bmp" | C:\Users\Admin\AppData\Local\Temp\3582-490\2024-03-12_5d65d61b82de6b9dcdb67a30cae300cd_darkside_neshta.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
Drops file in Program Files directory
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\svchost.com | C:\Users\Admin\AppData\Local\Temp\2024-03-12_5d65d61b82de6b9dcdb67a30cae300cd_darkside_neshta.exe | N/A |
Enumerates physical storage devices
Modifies Control Panel
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\Desktop | C:\Users\Admin\AppData\Local\Temp\3582-490\2024-03-12_5d65d61b82de6b9dcdb67a30cae300cd_darkside_neshta.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\Desktop\WallpaperStyle = "10" | C:\Users\Admin\AppData\Local\Temp\3582-490\2024-03-12_5d65d61b82de6b9dcdb67a30cae300cd_darkside_neshta.exe | N/A |
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Uses Volume Shadow Copy service COM API
Processes
C:\Users\Admin\AppData\Local\Temp\2024-03-12_5d65d61b82de6b9dcdb67a30cae300cd_darkside_neshta.exe
"C:\Users\Admin\AppData\Local\Temp\2024-03-12_5d65d61b82de6b9dcdb67a30cae300cd_darkside_neshta.exe"
C:\Users\Admin\AppData\Local\Temp\3582-490\2024-03-12_5d65d61b82de6b9dcdb67a30cae300cd_darkside_neshta.exe
"C:\Users\Admin\AppData\Local\Temp\3582-490\2024-03-12_5d65d61b82de6b9dcdb67a30cae300cd_darkside_neshta.exe"
C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
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=3844 --field-trial-handle=2276,i,11674642242468042059,14711253743544118298,262144 --variations-seed-version /prefetch:8
C:\ProgramData\F076.tmp
"C:\ProgramData\F076.tmp"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 67.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.200:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 85.65.42.20.in-addr.arpa | udp |
Files
memory/2600-1-0x0000000000400000-0x000000000041B000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\3582-490\2024-03-12_5d65d61b82de6b9dcdb67a30cae300cd_darkside_neshta.exe
| MD5 | 75e3d908fdddee413481dba88258783b |
| SHA1 | 4cd6c1a88f3575d298aa168356651d5237bb72ab |
| SHA256 | 36aae3ba1a6fd78e040bba4522f6c15d5a3627ae78b27ff6879ee64d038445a4 |
| SHA512 | d7c1e0bd3eb3888579ef696ea48ae4d83d70f08b3bafb23288a81ed40e1501513e2739af119c4a0f9d788f7aa4a6500df80260151a8eeeb7f6fe19fc5cf34256 |
memory/4592-11-0x00000000024B0000-0x00000000024C0000-memory.dmp
memory/4592-12-0x00000000024B0000-0x00000000024C0000-memory.dmp
memory/4592-13-0x00000000024B0000-0x00000000024C0000-memory.dmp
C:\$Recycle.Bin\S-1-5-21-3808065738-1666277613-1125846146-1000\LLLLLLLLLLL
| MD5 | ff2498f29ace334a0f1b0363329c98ab |
| SHA1 | 55b936414b4129d0b3d34ce3431e48fc4bf44067 |
| SHA256 | b8ae4e3bf4e920e62af051fe6910e204b59223becdb5dc97af6e347dcab53a48 |
| SHA512 | 4bfd1deb5039115fe23eb1f334d539f8a5f8bc15de3b2f270d85afad73435ce6ad7df398dda967bde3c4cc1b1a31830637dc9fa2f0683bc55e00b04c2fec68c8 |
F:\$RECYCLE.BIN\S-1-5-21-3808065738-1666277613-1125846146-1000\DDDDDDDDDDD
| MD5 | be08733292f2b9a788823d67a076c1a1 |
| SHA1 | 7cc863c695e4ce3bafc9ec87cbce0a8936f9e248 |
| SHA256 | 3dfe1565de901139bb1761ae9a342f3e27c898c27cb2186daaa69a0a39c9a4aa |
| SHA512 | 53a7d455ae1f7d87b9e0cee06b378d48f3b0a99bd1652943df8648ab7e83c30dce9327e5f5f9ea333f5071ac87301eb90d5254d670dcb5a59fc4d85fb056cde5 |
C:\Users\O957g99QW.README.txt
| MD5 | af6c2fc04d6fb6eb424e08d4b45ce3b5 |
| SHA1 | fe7d78642acd874590ef935ccde60c589a27cc69 |
| SHA256 | 9dac1c01e8c041a14aafe45131d333ec5761a1525eb5d0d4d15e19ff2431ca0e |
| SHA512 | 0a93f792be449b5f90c1deac8bcd461cf591c87bd05e339f1d465a19b9474a4002b02755afb14023d1eb4f2c531328a3674a5a1a09af654c2ae8c96de393b7ec |
memory/2600-239-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2600-304-0x0000000000400000-0x000000000041B000-memory.dmp
memory/4592-305-0x00000000024B0000-0x00000000024C0000-memory.dmp
memory/4592-306-0x00000000024B0000-0x00000000024C0000-memory.dmp
memory/4592-307-0x00000000024B0000-0x00000000024C0000-memory.dmp
memory/2600-308-0x0000000000400000-0x000000000041B000-memory.dmp
C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe
| MD5 | 8ffc3bdf4a1903d9e28b99d1643fc9c7 |
| SHA1 | 919ba8594db0ae245a8abd80f9f3698826fc6fe5 |
| SHA256 | 8268d3fefe8ca96a25a73690d14bacf644170ab5e9e70d2f8eeb350a4c83f9f6 |
| SHA512 | 0b94ead97374d74eaee87e7614ddd3911d2cf66d4c49abbfd06b02c03e5dd56fd00993b4947e8a4bcd9d891fa39cab18cc6b61efc7d0812e91eb3aea9cd1a427 |
memory/2600-352-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2600-416-0x0000000000400000-0x000000000041B000-memory.dmp
C:\ProgramData\F076.tmp
| MD5 | 294e9f64cb1642dd89229fff0592856b |
| SHA1 | 97b148c27f3da29ba7b18d6aee8a0db9102f47c9 |
| SHA256 | 917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2 |
| SHA512 | b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf |
memory/1744-422-0x000000007FE40000-0x000000007FE41000-memory.dmp
memory/1744-423-0x00000000026F0000-0x0000000002700000-memory.dmp
memory/1744-424-0x00000000026F0000-0x0000000002700000-memory.dmp
memory/1744-425-0x000000007FE20000-0x000000007FE21000-memory.dmp
memory/1744-426-0x000000007FDC0000-0x000000007FDC1000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\3582-490\DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD
| MD5 | 036b7458049043791575654e1b4b2f05 |
| SHA1 | e9a329378fc5939cb584429272aa418cbce5d281 |
| SHA256 | ffa3cd3d5603affc3d7484bf8e05c8897d92b5fa087f481c6314ee854e088525 |
| SHA512 | 811a4303285c6df96e9e4c2ea0d1772ba9a435bbfd3919c2b03afa9024672aa55379ffc5f7f5406eaebf7d85b98f47f155ad6f0880a70a69e9296edd8644f98c |
memory/2600-455-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2600-456-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2600-457-0x0000000000400000-0x000000000041B000-memory.dmp
memory/1744-458-0x00000000026F0000-0x0000000002700000-memory.dmp
memory/1744-459-0x00000000026F0000-0x0000000002700000-memory.dmp
memory/2600-461-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2600-462-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2600-463-0x0000000000400000-0x000000000041B000-memory.dmp