Analysis
-
max time kernel
32s -
max time network
33s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
21-12-2024 15:02
Static task
static1
Behavioral task
behavioral1
Sample
Ryomi.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
Ryomi.exe
Resource
win10v2004-20241007-en
General
-
Target
Ryomi.exe
-
Size
11.4MB
-
MD5
72f8c47d139df861e5b0bf939ac35851
-
SHA1
8f7a5c50cddf3fe839d0c6c190e7c4ae237d1e4c
-
SHA256
e2a45fc60520e9b376a2fda8b05cf9c769914d2aae1860f0b1d25093d2a0fbcd
-
SHA512
525d4ec3f06da1f9ae102a10ecd1cae0c455bdd4485fd4e0ff77c48e997a5bd9d1f02bb0110fcec7d30bf2ef98b936291a01733377d598c3e808028993d398db
-
SSDEEP
196608:mkdpaqcDT0ZkbkxqBINkT54Hu6vI6U1OZKX9pIwH7H9xWqcmDYPoaq1rQ:/dgqccZkAxqBtV4Hu6vI68TIu9wqFk19
Malware Config
Signatures
-
Executes dropped EXE 1 IoCs
pid Process 116 main.exe -
Loads dropped DLL 27 IoCs
pid Process 116 main.exe 116 main.exe 116 main.exe 116 main.exe 116 main.exe 116 main.exe 116 main.exe 116 main.exe 116 main.exe 116 main.exe 116 main.exe 116 main.exe 116 main.exe 116 main.exe 116 main.exe 116 main.exe 116 main.exe 116 main.exe 116 main.exe 116 main.exe 116 main.exe 116 main.exe 116 main.exe 116 main.exe 116 main.exe 116 main.exe 116 main.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 116 main.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 4764 wrote to memory of 116 4764 Ryomi.exe 84 PID 4764 wrote to memory of 116 4764 Ryomi.exe 84 PID 116 wrote to memory of 872 116 main.exe 85 PID 116 wrote to memory of 872 116 main.exe 85
Processes
-
C:\Users\Admin\AppData\Local\Temp\Ryomi.exe"C:\Users\Admin\AppData\Local\Temp\Ryomi.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:4764 -
C:\Users\Admin\AppData\Local\Temp\onefile_4764_133792669474404664\main.exeC:\Users\Admin\AppData\Local\Temp\Ryomi.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:116 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c cls & title Flexer Xz ( Starting ... )3⤵PID:872
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
69KB
MD5e74e8b37bd359f581f368ba092eed90e
SHA1e6bdc3494dbc5d4ae0434bf4dc3b2952e4827f18
SHA256184fc13677c7856e7a8b31dfe79ce68dcea10cdf83a205de2b0d5497fb0ffdf3
SHA51229d33593758945a02844e1333ed99d66a0e42eb7e8d0c881197f05d4ec9dad3f1bb490739bc2d64ea9451f4bbbfcc05089a57a7aa1ec22c4091c7edd604b7f7c
-
Filesize
122KB
MD5302ddf5f83b5887ab9c4b8cc4e40b7a6
SHA10aa06af65d072eb835c8d714d0f0733dc2f47e20
SHA2568250b4c102abd1dba49fc5b52030caa93ca34e00b86cee6547cc0a7f22326807
SHA5125ddc2488fa192d8b662771c698a63faaf109862c8a4dd0df10fb113aef839d012df58346a87178aff9a1b369f82d8ae7819cef4aad542d8bd3f91327feace596
-
Filesize
250KB
MD582321fb8245333842e1c31f874329170
SHA181abb1d3d5c55db53e8aca9bdf74f2dec0aba1a3
SHA256b7f9603f98ef232a2c5bce7001d842c01d76ed35171afbd898e6d17facf38b56
SHA5120cf932ee0d1242ea9377d054adcd71fdd7ec335abbac865e82987e3979e24cead6939cca19da63a08e08ac64face16950edce7918e02bfc7710f09645fd2fa19
-
Filesize
81KB
MD5632336eeead53cfad22eb57f795d5657
SHA162f5f73d21b86cd3b73b68e5faec032618196745
SHA256ce3090fff8575b21287df5fc69ae98806646fc302eefadf85e369ad3debad92b
SHA51277965b45060545e210cdb044f25e5fd68d6a9150caf1cad7645dbafcf1ce8e1ccbdf8436fbdcbf5f9c293321c8916e114de30ed8897c7db72df7f8d1f98dfb55
-
Filesize
173KB
MD5eea3e12970e28545a964a95da7e84e0b
SHA1c3ccac86975f2704dabc1ffc3918e81feb3b9ac1
SHA25661f00b0543464bba61e0bd1128118326c9bd0cdc592854dd1a31c3d6d8df2b83
SHA5129bd5c83e7e0ab24d6be40a31ac469a0d9b4621a2a279a5f3ab2fc6401a08c54aec421bc9461aed533a0211d7dbda0c264c5f05aeb39138403da25c8cda0339e6
-
Filesize
292KB
MD550ea156b773e8803f6c1fe712f746cba
SHA12c68212e96605210eddf740291862bdf59398aef
SHA25694edeb66e91774fcae93a05650914e29096259a5c7e871a1f65d461ab5201b47
SHA51201ed2e7177a99e6cb3fbef815321b6fa036ad14a3f93499f2cb5b0dae5b713fd2e6955aa05f6bda11d80e9e0275040005e5b7d616959b28efc62abb43a3238f0
-
Filesize
5.0MB
MD5123ad0908c76ccba4789c084f7a6b8d0
SHA186de58289c8200ed8c1fc51d5f00e38e32c1aad5
SHA2564e5d5d20d6d31e72ab341c81e97b89e514326c4c861b48638243bdf0918cfa43
SHA51280fae0533ba9a2f5fa7806e86f0db8b6aab32620dde33b70a3596938b529f3822856de75bddb1b06721f8556ec139d784bc0bb9c8da0d391df2c20a80d33cb04
-
Filesize
38KB
MD50f8e4992ca92baaf54cc0b43aaccce21
SHA1c7300975df267b1d6adcbac0ac93fd7b1ab49bd2
SHA256eff52743773eb550fcc6ce3efc37c85724502233b6b002a35496d828bd7b280a
SHA5126e1b223462dc124279bfca74fd2c66fe18b368ffbca540c84e82e0f5bcbea0e10cc243975574fa95ace437b9d8b03a446ed5ee0c9b1b094147cefaf704dfe978
-
Filesize
774KB
MD54ff168aaa6a1d68e7957175c8513f3a2
SHA1782f886709febc8c7cebcec4d92c66c4d5dbcf57
SHA2562e4d35b681a172d3298caf7dc670451be7a8ba27c26446efc67470742497a950
SHA512c372b759b8c7817f2cbb78eccc5a42fa80bdd8d549965bd925a97c3eebdce0335fbfec3995430064dead0f4db68ebb0134eb686a0be195630c49f84b468113e3
-
Filesize
117KB
MD5862f820c3251e4ca6fc0ac00e4092239
SHA1ef96d84b253041b090c243594f90938e9a487a9a
SHA25636585912e5eaf83ba9fea0631534f690ccdc2d7ba91537166fe53e56c221e153
SHA5122f8a0f11bccc3a8cb99637deeda0158240df0885a230f38bb7f21257c659f05646c6b61e993f87e0877f6ba06b347ddd1fc45d5c44bc4e309ef75ed882b82e4e
-
Filesize
82KB
MD5fe499b0a9f7f361fa705e7c81e1011fa
SHA1cc1c98754c6dab53f5831b05b4df6635ad3f856d
SHA256160b5218c2035cccbaab9dc4ca26d099f433dcb86dbbd96425c933dc796090df
SHA51260520c5eb5ccc72ae2a4c0f06c8447d9e9922c5f9f1f195757362fc47651adcc1cdbfef193ae4fec7d7c1a47cf1d9756bd820be996ae145f0fbbbfba327c5742
-
Filesize
64KB
MD50abfee1db6c16e8ddaff12cd3e86475b
SHA1b2dda9635ede4f2841912cc50cb3ae67eea89fe7
SHA256b4cec162b985d34ab768f66e8fa41ed28dc2f273fde6670eeace1d695789b137
SHA5120a5cae4e3442af1d62b65e8bf91e0f2a61563c2b971bbf008bfb2de0f038ee472e7bfcc88663dc503b2712e92e6a7e6a5f518ddab1fab2eb435d387b740d2d44
-
Filesize
154KB
MD5e3e7e99b3c2ea56065740b69f1a0bc12
SHA179fa083d6e75a18e8b1e81f612acb92d35bb2aea
SHA256b095fa2eac97496b515031fbea5737988b18deee86a11f2784f5a551732ddc0c
SHA51235cbc30b1ccdc4f5cc9560fc0149373ccd9399eb9297e61d52e6662bb8c56c6a7569d8cfad85aeb057c10558c9352ae086c0467f684fdcf72a137eadf563a909
-
Filesize
54KB
MD5b89fca6edba418768147e455085f7cc7
SHA15d41e0990e19ee0d131b4fe8c6ac5b7371d1f83e
SHA2562af91c5ab6f05c4be357b93673920eccf3ebcad5e5ec6b0a7b53ef94a5feaad7
SHA512a6bd8d62fb1fbebbfa9fee9037effbcbbb48bfa2e6c8b398e036c0bd5f402a4b1c0bf0ad8d80585fe501e00d7fe21b387a0f0e05ad2fcdf3aeb248010cb3f1be
-
Filesize
31KB
MD5941a3757931719dd40898d88d04690cb
SHA1177ede06a3669389512bfc8a9b282d918257bf8b
SHA256bbe7736caed8c17c97e2b156f686521a788c25f2004aae34ab0c282c24d57da7
SHA5127cfba5c69695c492bf967018b3827073b0c2797b24e1bd43b814fbbb39d1a8b32a2d7ef240e86046e4e07aa06f7266a31b5512d04d98a0d2d3736630c044546e
-
Filesize
64KB
MD5ed2305190284e384a31337094c9f5239
SHA1eb8faebf9fe9438541ca65b9892badc2233a405d
SHA2562cad195ba200cd94702403559323c7abf3772a20203a11beae03770a04437de2
SHA512139c83ebf748720e64c7a6a8f00f45755d17cd8f754cadc0804ece5753c02e5c95210a8b96a92fff89148ba34568f8b1bd6c33d1d3ba7a75f881446956876893
-
Filesize
37KB
MD5fda7d7aada1d15cab2add2f4bd2e59a1
SHA17e61473f2ad5e061ef59105bf4255dbe7db5117a
SHA256b0ed1c62b73b291a1b57e3d8882cc269b2fcbb1253f2947da18d9036e0c985d9
SHA51295c2934a75507ea2d8c817da7e76ee7567ec29a52018aef195fac779b7ffb440c27722d162f8e416b6ef5d3fd0936c71a55776233293b3dd0124d51118a2b628
-
Filesize
10KB
MD571d96f1dbfcd6f767d81f8254e572751
SHA1e70b74430500ed5117547e0cd339d6e6f4613503
SHA256611e1b4b9ed6788640f550771744d83e404432830bb8e3063f0b8ec3b98911af
SHA5127b10e13b3723db0e826b7c7a52090de999626d5fa6c8f9b4630fdeef515a58c40660fa90589532a6d4377f003b3cb5b9851e276a0b3c83b9709e28e6a66a1d32
-
Filesize
122KB
MD5d8f690eae02332a6898e9c8b983c56dd
SHA1112c1fe25e0d948f767e02f291801c0e4ae592f0
SHA256c6bb8cad80b8d7847c52931f11d73ba64f78615218398b2c058f9b218ff21ca9
SHA512e732f79f39ba9721cc59dbe8c4785ffd74df84ca00d13d72afa3f96b97b8c7adf4ea9344d79ee2a1c77d58ef28d3ddcc855f3cb13edda928c17b1158abcc5b4a
-
Filesize
14.8MB
MD5c5eb954efd5a936e7d644bbb0b7cd229
SHA1055f00131b8d82da137f18730ef0ad78f2c5f4ae
SHA256263558d97f67678e82e205ad48a0986df9b7893d53a7ac0c888eca216e49e7e8
SHA512435b32dd0536328f8a55559b63adc350f42101ac6581e8325a146972b5484fbd23d10fcaa2dd3082a8712863d7cec197079f4b32e6697b48f8770a557e39eb3e
-
Filesize
6.6MB
MD5b243d61f4248909bc721674d70a633de
SHA11d2fb44b29c4ac3cfd5a7437038a0c541fce82fc
SHA25693488fa7e631cc0a2bd808b9eee8617280ee9b6ff499ab424a1a1cbf24d77dc7
SHA51210460c443c7b9a6d7e39ad6e2421b8ca4d8329f1c4a0ff5b71ce73352d2e9438d45f7d59edb13ce30fad3b4f260bd843f4d9b48522d448310d43e0988e075fcb
-
Filesize
30KB
MD57e871444ca23860a25b888ee263e2eaf
SHA1aa43c9d3abdb1aabda8379f301f8116d0674b590
SHA256dca5e6d39c5094ce599143cb82f6d8470f0c2a4ce4443499e73f32ed13333fd0
SHA5122e260d3123f7ca612901513b90fe40739e85248da913297d4cca3b2ebd398d9697880d148830e168e474ebfc3d30ede10668c7316ed7668f8b39da7bca59e57d
-
Filesize
1.7MB
MD5bed46aa40c392c9068aed5f94857d398
SHA1227561d5f6a592dedd7a8b0ffe0c284f9bbf23e8
SHA25622a1746363151a19e02f92f9b7bc4849038783be34c04f311a11df69fdc1a039
SHA51204850421617366faeaa711fd28dcf58ff1bc5aa2b0cb962fbfc47b5ae645b3726f3decc19d0b36b23c6b00210badeefc67f83ba6f0a81d6de57dc27001ac19be
-
Filesize
34KB
MD5bd4ff2a1f742d9e6e699eeee5e678ad1
SHA1811ad83aff80131ba73abc546c6bd78453bf3eb9
SHA2566774519f179872ec5292523f2788b77b2b839e15665037e097a0d4edddd1c6fb
SHA512b77e4a68017ba57c06876b21b8110c636f9ba1dd0ba9d7a0c50096f3f6391508cf3562dd94aceaf673113dbd336109da958044aefac0afb0f833a652e4438f43
-
Filesize
21KB
MD508edf746b4a088cb4185c165177bd604
SHA1395cda114f23e513eef4618da39bb86d034124bf
SHA256517204ee436d08efc287abc97433c3bffcaf42ec6592a3009b9fd3b985ad772c
SHA512c1727e265a6b0b54773c886a1bce73512e799ba81a4fceeeb84cdc33f5505a5e0984e96326a78c46bf142bc4652a80e213886f60eb54adf92e4dffe953c87f6b
-
Filesize
1KB
MD5e9117326c06fee02c478027cb625c7d8
SHA12ed4092d573289925a5b71625cf43cc82b901daf
SHA256741859cf238c3a63bbb20ec6ed51e46451372bb221cfff438297d261d0561c2e
SHA512d0a39bc41adc32f2f20b1a0ebad33bf48dfa6ed5cc1d8f92700cdd431db6c794c09d9f08bb5709b394acf54116c3a1e060e2abcc6b503e1501f8364d3eebcd52
-
Filesize
25KB
MD5fe92c81bb4acdda00761c695344d5f1e
SHA1a87e1516fbd1f9751ec590273925cbc5284b16bd
SHA2567a103a85413988456c2ad615c879bbcb4d91435bcfbbe23393e0eb52b56af6e2
SHA512c983076e420614d12ab2a7342f6f74dd5dcdad21c7c547f660e73b74b3be487a560abd73213df3f58be3d9dbd061a12d2956ca85a58d7b9d9e40d9fa6e6c25eb
-
Filesize
23KB
MD5ddb0ab9842b64114138a8c83c4322027
SHA1eccacdc2ccd86a452b21f3cf0933fd41125de790
SHA256f46ab61cdebe3aa45fa7e61a48930d64a0d0e7e94d04d6bf244f48c36cafe948
SHA512c0cf718258b4d59675c088551060b34ce2bc8638958722583ac2313dc354223bfef793b02f1316e522a14c7ba9bed219531d505de94dc3c417fc99d216a01463
-
Filesize
5KB
MD5c62fb22f4c9a3eff286c18421397aaf4
SHA14a49b8768cff68f2effaf21264343b7c632a51b2
SHA256ddf7e42def37888ad0a564aa4f8ca95f4eec942cebebfca851d35515104d5c89
SHA512558d401cb6af8ce3641af55caebc9c5005ab843ee84f60c6d55afbbc7f7129da9c58c2f55c887c3159107546fa6bc13ffc4cca63ea8841d7160b8aa99161a185
-
Filesize
11KB
MD5215262a286e7f0a14f22db1aa7875f05
SHA166b942ba6d3120ef8d5840fcdeb06242a47491ff
SHA2564b7ed9fd2363d6876092db3f720cbddf97e72b86b519403539ba96e1c815ed8f
SHA5126ecd745d7da9d826240c0ab59023c703c94b158ae48c1410faa961a8edb512976a4f15ae8def099b58719adf0d2a9c37e6f29f54d39c1ab7ee81fa333a60f39b
-
Filesize
1.5MB
MD56ddb534ef5c74627802ceef0c90b38f3
SHA1ffa3b78435e7a121ba6a3de32a7c3950a3f1cb28
SHA256f44fa94865d17e4f0266c8f9a1dd89825d8a0c6c3a63cf4192fc08c8796acabf
SHA5120cf66eeaa3aef2c7da560c370865bbd84ac2e94536bf751907bf42f36c05b5d0c46f883b1f35daf9e21e8eec1a7fcad439e21a23e114ab0a3a0daf39e8c95eb0
-
Filesize
23KB
MD5184d05201893b2042d3fa6140fcf277c
SHA1aad67797864456749adf0c4a1c0be52f563c8fb8
SHA2561d5e7518afc1382e36bf13fc5196c8a7cd93a4e9d24acf445522564245a489b0
SHA512291bdf793cabc5ec27e8265a8a313fe0f4acab4db6ce507a46488a83eef72cd43cf5815762b22d1c8d64a9eedea927e109f937e6573058e5493b1354dd449cb3
-
Filesize
1.1MB
MD5098cc6ad04199442c3e2a60e1243c2dc
SHA14c92c464a8e1e56e1c4d77cd30a0da474a026aaf
SHA25664a162d6b11ba10cb11509f3cc445f17beb7acfd064f030b4d59faa1c9894b29
SHA51273c28488b42a0bc2f0d2861fed3f5dcccf8959ce19d3121c13c998db496f2822deb40f36f86240c8d3954fd2dc2ba5d63c8a125b62324dcd92fb6c8ba49ff170
-
Filesize
48KB
MD568156f41ae9a04d89bb6625a5cd222d4
SHA13be29d5c53808186eba3a024be377ee6f267c983
SHA25682a2f9ae1e6146ae3cb0f4bc5a62b7227e0384209d9b1aef86bbcc105912f7cd
SHA512f7bf8ad7cd8b450050310952c56f6a20b378a972c822ccc253ef3d7381b56ffb3ca6ce3323bea9872674ed1c02017f78ab31e9eb9927fc6b3cba957c247e5d57
-
Filesize
143KB
MD52849986dadc875a7a92889eced861a36
SHA1c723d5e55deb07699f2fc83999b07bd9dab1182e
SHA25684cc14c704067bffd2b4dd411abe752eb492431814cf9ac13417d061a3db0ec3
SHA512b8376fe9ead1f43eebbaee92e649ba528b3eb2d2b774534f46511ea0a1da743438e03bb793b9bc02a59fbadd5ae32e537c29522dd205d2a4d3e584357fa1bdd6
-
Filesize
508KB
MD50fc69d380fadbd787403e03a1539a24a
SHA177f067f6d50f1ec97dfed6fae31a9b801632ef17
SHA256641e0b0fa75764812fff544c174f7c4838b57f6272eaae246eb7c483a0a35afc
SHA512e63e200baf817717bdcde53ad664296a448123ffd055d477050b8c7efcab8e4403d525ea3c8181a609c00313f7b390edbb754f0a9278232ade7cfb685270aaf0