Analysis
- max time kernel
149s - max time network
127s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
17/08/2026, 03:48
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
d4fca6b637494981077cb99b3cfc5571cbc8abecab6760d4d07d2b4db4db900b.exe
Resource
win10v2004-20260513-en
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
d4fca6b637494981077cb99b3cfc5571cbc8abecab6760d4d07d2b4db4db900b.exe
Resource
win11ltsc2024-20260709-en
7 signatures
150 seconds
General
- Target d4fca6b637494981077cb99b3cfc5571cbc8abecab6760d4d07d2b4db4db900b.exe
- Size 5.3MB
- Sample260817-ec5lessgmd
- SHA256 d4fca6b637494981077cb99b3cfc5571cbc8abecab6760d4d07d2b4db4db900b
- MD5 ab863e94b1f232863b93c45c791788f1
- SHA1 21f5cf77721196214ef8b7a78d6038386d1dcd6f
- SHA512 54a3f879738c39a36cdf425a77341f8ae55b409e2cb54b7c8d60123e2031fb018d87c3fdb26a29261d8b6e344da4ed7a3a8272d228d0e2c257763611fae8f72c
- SSDEEP 98304:8KAU58Eek+V0VyZG1vCqLfWrtX6FmrH9HTk1hlWcsrpyPVb7p7:8s+kYZenotX6IrH9HTwbWub7p7
- TLSH T136462349E7A405FDE4A3D1B8DD820A17F7717C9907A19BDF13A0A9A21F233905E3DB12
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
Malware Config
Signatures
- Suspicious use of NtCreateUserProcessOtherParentProcess 20 IoCs
description pid Process procid_target PID 4536 created 5556 4536 patch.exe 89 PID 4536 created 5556 4536 patch.exe 89 PID 4536 created 5556 4536 patch.exe 89 PID 4536 created 5556 4536 patch.exe 89 PID 4536 created 5556 4536 patch.exe 89 PID 4536 created 5556 4536 patch.exe 89 PID 4536 created 5556 4536 patch.exe 89 PID 4536 created 5556 4536 patch.exe 89 PID 4536 created 5556 4536 patch.exe 89 PID 4536 created 5556 4536 patch.exe 89 PID 4536 created 5556 4536 patch.exe 89 PID 4536 created 5556 4536 patch.exe 89 PID 4536 created 5556 4536 patch.exe 89 PID 4536 created 5556 4536 patch.exe 89 PID 4536 created 5556 4536 patch.exe 89 PID 4536 created 5556 4536 patch.exe 89 PID 4536 created 5556 4536 patch.exe 89 PID 4536 created 5556 4536 patch.exe 89 PID 4536 created 5556 4536 patch.exe 89 PID 4536 created 5556 4536 patch.exe 89 - Drops file in Drivers directory 9 IoCs
description ioc Process File created C:\Windows\System32\drivers\DriverData\setup123.bat d4fca6b637494981077cb99b3cfc5571cbc8abecab6760d4d07d2b4db4db900b.exe File opened for modification C:\Windows\System32\drivers\DriverData\setup123.bat d4fca6b637494981077cb99b3cfc5571cbc8abecab6760d4d07d2b4db4db900b.exe File created C:\Windows\System32\drivers\DriverData\AcpiDev.dat d4fca6b637494981077cb99b3cfc5571cbc8abecab6760d4d07d2b4db4db900b.exe File opened for modification C:\Windows\System32\drivers\DriverData\AcpiDev.dat d4fca6b637494981077cb99b3cfc5571cbc8abecab6760d4d07d2b4db4db900b.exe File created C:\Windows\System32\drivers\DriverData\__tmp_rar_sfx_access_check_240696343 d4fca6b637494981077cb99b3cfc5571cbc8abecab6760d4d07d2b4db4db900b.exe File created C:\Windows\System32\drivers\DriverData\usbcir.dat d4fca6b637494981077cb99b3cfc5571cbc8abecab6760d4d07d2b4db4db900b.exe File opened for modification C:\Windows\System32\drivers\DriverData\usbcir.dat d4fca6b637494981077cb99b3cfc5571cbc8abecab6760d4d07d2b4db4db900b.exe File created C:\Windows\System32\drivers\DriverData\patch.exe d4fca6b637494981077cb99b3cfc5571cbc8abecab6760d4d07d2b4db4db900b.exe File opened for modification C:\Windows\System32\drivers\DriverData\patch.exe d4fca6b637494981077cb99b3cfc5571cbc8abecab6760d4d07d2b4db4db900b.exe - Executes dropped EXE 1 IoCs
pid Process 4536 patch.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 1 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 5556 cmd.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4536 patch.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2580 wrote to memory of 5556 2580 d4fca6b637494981077cb99b3cfc5571cbc8abecab6760d4d07d2b4db4db900b.exe 89 PID 5556 wrote to memory of 4536 5556 cmd.exe 91 PID 4536 wrote to memory of 4240 4536 patch.exe 92 PID 4240 wrote to memory of 2920 4240 csc.exe 94 PID 4536 wrote to memory of 4644 4536 patch.exe 95 PID 4644 wrote to memory of 5740 4644 csc.exe 97
Processes
-
C:\Users\Admin\AppData\Local\Temp\d4fca6b637494981077cb99b3cfc5571cbc8abecab6760d4d07d2b4db4db900b.exe"C:\Users\Admin\AppData\Local\Temp\d4fca6b637494981077cb99b3cfc5571cbc8abecab6760d4d07d2b4db4db900b.exe"1⤵
- Drops file in Drivers directory
- Suspicious use of WriteProcessMemory
PID:2580 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Windows\System32\drivers\DriverData\setup123.bat" "2⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:5556 -
C:\Windows\System32\drivers\DriverData\patch.exeC:\Windows\System32\drivers\DriverData\patch.exe3⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4536 -
C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\tzyokzfo\tzyokzfo.cmdline"4⤵
- Suspicious use of WriteProcessMemory
PID:4240 -
C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exeC:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RESC2DE.tmp" "c:\Users\Admin\AppData\Local\Temp\tzyokzfo\CSC5E2F984B2ACA48C8A8D8B22F81417627.TMP"5⤵PID:2920
-
-
-
C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\tzyokzfo\tzyokzfo.cmdline"4⤵
- Suspicious use of WriteProcessMemory
PID:4644 -
C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exeC:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RESC407.tmp" "c:\Users\Admin\AppData\Local\Temp\tzyokzfo\CSC85C6FA0598134E439AA5A0D97585173F.TMP"5⤵PID:5740
-
-
-
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Temp\RESC2DE.tmp
- Size 1KB
- SHA256 9c6cffb6c19bcacaa3b70d11f95ae827210e0bd4a1fde1f1df3d6e777fe91268
- MD5 e8aa8ace7a025e73001f9c8f205b0437
- SHA1 4b980b2125aec7eea32fa953a2ca8f78c833b18d
- SHA512 91f1db1686a8e673ef3b4db5bcac116a8d991480919260aac9b5891470fa8c55a7573592a4480d31ee1b279acf17a2a32f281ae4d9421896bddac7e3e25b396b
- TLSH T14421AA0253E9461BF0B70731A9FA172BA675FD65EFB2D3AA8541022C2C11248DEA0B73
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\RESC407.tmp
- Size 1KB
- SHA256 3cc9d253a3dc20e8021a385d279a526c8adbb6466c89b76bd1707f0599b26485
- MD5 a691fe742cfe143b763b7e7c8114e7b5
- SHA1 7d137fd2dafed4e7e7703bcb7342b2f20498fb24
- SHA512 0d025e5f694635c858365d3b578385eedcb67c7f98409cc28d07ca04760b2af162a5730531c621c7de692bfa5d7ea1a74556c379acbcb1dc96415efe76abec10
- TLSH T1B321AD0653E8461FF0B70731A8FA571B9675FD55EF72D39A4441022C1C40608EEA0F73
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\tzyokzfo\tzyokzfo.dll
- Size 3KB
- SHA256 ab927d4a95944e3e0bb32c99fdf11ac13509edd6cdf7603bb4ba049b30fa9471
- MD5 eb2f648bd27a53950893972058695f05
- SHA1 76ec0509955e02b4fefa14c2daaeddec3fb3063c
- SHA512 d8fbc6255134197e6166873c725675e65785c467e6e47fd2a1262330c43842738966fae67086d026cbb2d08a9fa5f97b5c4932164d54195ef2b67ff163e0d729
- TLSH T19171DE1693F8426BE0BF4331AEE387172674E860AB63937A1E8002686C543741D61B71
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\tzyokzfo\tzyokzfo.dll
- Size 4KB
- SHA256 962713e5d60d4e40977e30761d24e398fa329667556f2fcc620b006fb91844c8
- MD5 9800744bd61f1e5118f9350c5e2dce93
- SHA1 8affba66d71713d865d63672c7eefaf54622f61c
- SHA512 c0a4b88e537fd92b5cb87a94f42244c34a185def0c3f8b07bd98725f4dc6879eb4298b1d8047e96bd73a2422a23d292b97ca7feb155c9315e95abc952b5df135
- TLSH T188810F1667FD4A67E0BF0B70ADF3431623B0E964AA66E36B1980025CAC613746D62F70
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\tzyokzfo\tzyokzfo.pdb
- Size 11KB
- SHA256 df1b21b7e8e3215822c527ff39433874d6128a2f8e087f93d38d127682bde6c6
- MD5 dc34aa7b635017709d4a2cebe7a5d916
- SHA1 95131e7dc80072090098f895c4e9b5c297c25c46
- SHA512 afa2b52cae36216fffaa2d2629cb1bdac64d53c78a0a0343be0c6181dedbad0595a8222d254efec31875b9a204a7bc8e6f4f82c89921db7cb87d8350e4e0b1b9
- SSDEEP 24:zZmsG3Zj3wGx8wzB2/pLnzQDkUHXBnM7GCzyL5eH2/gztbU:zZY5AQ2/pLbaJM7xOL5eH2/gzt
- TLSH T1F3328740379AD6B2C05C52B54CA78ACC5B20FC69AD86674B3B40B70E3C766D96E91284
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\tzyokzfo\tzyokzfo.pdb
- Size 11KB
- SHA256 45dd8b649962e0da07026deca68731ddfab74ec77ec3e045bb0c83ae9960cd3d
- MD5 0bb350d38097090c2e5ddeebf1d024d6
- SHA1 152ef40e5dae7a7c7ba740f6b2871f2c7ee7a5d1
- SHA512 c7e1b750147dd556aca2621c11cae9d3cf0a66e9d561fc3b46e4b6f7af4542cb83141bac2926fc3a6e60137ff36a6e145b5e5f979faaf0e29a1b1a531b8d0579
- SSDEEP 24:zZmsjNZj3wGx8fL2/pLnsQuoUBKnhwqpNPGGFaIByLZeH2/gz5nU:zZxAp2/pLSQnOqpNPPyLZeH2/gz5
- TLSH T1503285803B8AD672C05C96780CEB87C96B60FC5AAEC5674B3741B31D3C7A6D9ACD1280
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System32\Drivers\DriverData\acpidev.dat
- Size 4.6MB
- SHA256 0a04701067d10e1ec22a8fd8f73782afd0d9f5b26cd238a105cc2539ecda4ccc
- MD5 9ea0512c7442ea7d5de483fc833b4478
- SHA1 421faec73f2539d04958a7c3ee4149c31ffcad58
- SHA512 f242e37e38c467701bc12e44b3a78e66745a28b283c158df426509753d84cddb4a5c8f25ecfdefee8c61feaa221c7b5125efb55689cd68e5d5a82998eb382956
- SSDEEP 98304:9pXIyghPhcUdkHPKlbrzgR0IwGb5e4OZrDaNBRZ8WZNnicT1l:HXrmeHo82IwGb/QrEq893T1l
- TLSH T1443612D52BE26D39798DA22B0907D83451BFD92D5EED3E32A472DF8D292F13C1702648
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System32\Drivers\DriverData\usbcir.dat
- Size 386KB
- SHA256 dc6f6a1dae57a1014b0cc071018a8b0928a858a566d4f81994bc2e5f1b4c2cbd
- MD5 13dc3ed60b6877de128d3086f296e422
- SHA1 d4af13b7800b3e95619bb214e4465879e5722b93
- SHA512 b958f0113ff78d76435e53cd3775ba06728181bb52fe1a6d8e311e41cd40efbb02ff8744b1bb5038e248681deefc1c864af85276343ee95ff7f6d7ade3b263af
- SSDEEP 6144:9JssfSs6G3UDfcNevdl0drZr+Hq/9NZPuFm6aXeSWDUv2Et4uZHfxf0qUn7yY6h4:wIQvvdl0dMK/ZPuEJLxWuVxYESjt
- TLSH T17584E16C086A0254784A27696FD5347FFE3B138962AFC1A595B580C998C2D2C1BCAFF1
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System32\drivers\DriverData\patch.exe
- Size 13KB
- SHA256 9b5ff51fc4b10f91ea4248f73359a5ce042f837dd424200bfab167b4fb5feb85
- MD5 c1430dc38192984a989a9c13d2f54d49
- SHA1 3e746eb2b388daf2fa3dda4a8e6d3594b3ccf6af
- SHA512 352787e136350cef5d109dbc5c6730240d752e33de65b2fe2114a1f3f72c44973fa290b3c0e0f10710ba4a03e83e5e072f2d294de10ff509d220db9c2104b436
- SSDEEP 384:tRDvO1Ycn+9lrShtLU0a0/HFTWrk7+BL6OMMW:/7wGAE0I4Cs
- TLSH T1AF522954BBE88737DAF71B765C33105407B6FA016E22CF9E9CC5204A99A2F044756B73
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System32\drivers\DriverData\setup123.bat
- Size 228B
- SHA256 d69f00bb41d2404560106d6878c16d3819e134288229536c47040c15c5fb5038
- MD5 ae0ef38e06c261de33e685b93f680033
- SHA1 f04c21f33542ebdd001c72c5e15932e67edc60a8
- SHA512 24158c9575e8f143991a81c6064e0dbb1627ad99d5b715bf5940443044f8c19cff45881fbe33d01a8558aefff81ffc870de220b6951844b8b2bd7a551fa94090
- TLSH T1F9D0E9F10FE48475D07A0D40692BE7A5E755F68E67F6543417E32298F80980D7E90CBD
- MD5 SHA1 SHA512 TLSH
- Path \??\c:\Users\Admin\AppData\Local\Temp\tzyokzfo\CSC5E2F984B2ACA48C8A8D8B22F81417627.TMP
- Size 652B
- SHA256 a35bd0d2f28ac57bedc02ea7847d3a4daf046ff8396026671e661f088c813816
- MD5 3d9506e133742449eb11d295bd12cabf
- SHA1 2256138f5fdcc06350349576cc3894a535c1dc41
- SHA512 657dc3f6c68bce641307685e7b5220115882d35083db763143d868748c6b628f756c1959da2cf1185530918f296f1a15082086534ab209ca1e9b0534e6cd1025
- TLSH T16AF03A0A63F8020AF0F34B31B9F6436791A8BC64DE3293ED1441035D28646248962FB2
- MD5 SHA1 SHA512 TLSH
- Path \??\c:\Users\Admin\AppData\Local\Temp\tzyokzfo\tzyokzfo.0.cs
- Size 82B
- SHA256 dc4fe976865cf1f53de8f1f81206fbb0c1c562a96c90f57c4cd5bfb0ffecbcd9
- MD5 9bc16e67b2cefd03bee7e7af74eb78f3
- SHA1 de2d546df11efac03ef38c73a7662ac662cd0da5
- SHA512 b45020fe02f6bc72c136cdfec49ad9844de9f9a9e60942fd2e785488e1277da73efc111c7bc3c096580f2091e3e3ea184844f0aa068e63b4bcd11619aa6a51df
- TLSH T1E5A012105E79D432564201D7A2240452B120C06442843400E8B01C9331020044438519
- MD5 SHA1 SHA512 TLSH
- Path \??\c:\Users\Admin\AppData\Local\Temp\tzyokzfo\tzyokzfo.0.cs
- Size 283B
- SHA256 7f3b52e5000161d78b030777007a2451d0ed9faa665eed4f7efb5d50a9f3fa08
- MD5 13af16a9bb03578b8e7c4b7388d15859
- SHA1 d39f36b70a29d61dfadd05d672fd5c99fa485125
- SHA512 216321225446b47ce4afd94fc20e762fb6c42a1b68e8df7e312bd9145b873ac234c84708564284d5a9bd8b62001b85c876a250d89fc5461f8840b7d6bd29c398
- TLSH T1B4D0EBC02236EA300AC6640224FAFEBAFAB093248038C030B0C69C0DD02C230BBB0C26
- MD5 SHA1 SHA512 TLSH
- Path \??\c:\Users\Admin\AppData\Local\Temp\tzyokzfo\tzyokzfo.cmdline
- Size 914B
- SHA256 b0a675d2758a5755e7c618d5ba278c8c56ad6ae7f8718f5aab16c133df051820
- MD5 de0178434e1740ba5b1f1d9f517f492f
- SHA1 4d99468d5d8c69606f783645c520ab7cad272206
- SHA512 ce73a370a810d8d57d9c34cbd1d482dbda99f0384ec537806dd806a9c30a0f807a24101b8d0749301b461c069f4c4f411060405a6a741e28b61b3c98f8822eb2
- TLSH T141112325033B86F7C6FA3943089E5E5C9267535F3082EE287A898D5AE9A74114E10B90
- MD5 SHA1 SHA512 TLSH