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Analysis
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max time kernel
110s -
max time network
119s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
11/12/2024, 07:07
General
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Target
ca41bde4f18fa9c7ef5db812a5778746e37a790cc83f61162bdb457105828200.exe
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Size
218KB
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MD5
3a1f35d8a236091c3c538363386a5866
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SHA1
2495a6178448a911aaeb7a3b1102e0fce9b563b5
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SHA256
ca41bde4f18fa9c7ef5db812a5778746e37a790cc83f61162bdb457105828200
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SHA512
b0ec350d256cffeefe2a13bb3aa24700900d7172bef67371fc847249a89fd0a49a9f12bcd9be3cb5ea40428653c27ddde9df583b754f68fffe34cf8cf68346e3
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SSDEEP
6144:xEQBDdO1z7L/EIhZDE9oLfFWlMZT7+DGaMwICC:xEGDdQNHEwWlMxYG/wIL
Malware Config
Extracted
simda
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dga
gatyfus.com
lyvyxor.com
vojyqem.com
qetyfuv.com
puvyxil.com
gahyqah.com
lyryfyd.com
vocyzit.com
qegyqaq.com
purydyv.com
gacyzuz.com
lygymoj.com
vowydef.com
qexylup.com
pufymoq.com
gaqydeb.com
lyxylux.com
vofymik.com
qeqysag.com
puzylyp.com
gadyniw.com
lymysan.com
volykyc.com
qedynul.com
pumypog.com
galykes.com
lysynur.com
vonypom.com
qekykev.com
pupybul.com
Signatures
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
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Simda family
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simda
Simda is an infostealer written in C++.
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Executes dropped EXE 1 IoCs
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Modifies WinLogon 2 TTPs 2 IoCs
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Drops file in Windows directory 2 IoCs
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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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Suspicious behavior: EnumeratesProcesses 64 IoCs
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Suspicious behavior: RenamesItself 1 IoCs
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Suspicious use of WriteProcessMemory 3 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\ca41bde4f18fa9c7ef5db812a5778746e37a790cc83f61162bdb457105828200.exe"C:\Users\Admin\AppData\Local\Temp\ca41bde4f18fa9c7ef5db812a5778746e37a790cc83f61162bdb457105828200.exe"1⤵
- Modifies WinLogon
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
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C:\Windows\apppatch\svchost.exe"C:\Windows\apppatch\svchost.exe"2⤵
- Modifies WinLogon for persistence
- Executes dropped EXE
- Modifies WinLogon
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
162B
MD54f8e702cc244ec5d4de32740c0ecbd97
SHA13adb1f02d5b6054de0046e367c1d687b6cdf7aff
SHA2569e17cb15dd75bbbd5dbb984eda674863c3b10ab72613cf8a39a00c3e11a8492a
SHA51221047fea5269fee75a2a187aa09316519e35068cb2f2f76cfaf371e5224445e9d5c98497bd76fb9608d2b73e9dac1a3f5bfadfdc4623c479d53ecf93d81d3c9f
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Filesize
593B
MD53b03d93d3487806337b5c6443ce7a62d
SHA193a7a790bb6348606cbdaf5daeaaf4ea8cf731d0
SHA2567392749832c70fcfc2d440d7afc2f880000dd564930d95d634eb1199fa15de30
SHA512770977beaeedafc5c98d0c32edc8c6c850f05e9f363bc9997fa73991646b02e5d40ceed0017b06caeab0db86423844bc4b0a9f0df2d8239230e423a7bfbd4a88
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Filesize
168B
MD5d57e3a550060f85d44a175139ea23021
SHA12c5cb3428a322c9709a34d04dd86fe7628f8f0a6
SHA25643edf068d34276e8ade4113d4d7207de19fc98a2ae1c07298e593edae2a8774c
SHA5120364fe6a010fce7a3f4a6344c84468c64b20fd131f3160fc649db78f1075ba52d8a1c4496e50dbe27c357e01ee52e94cdcda8f7927cba28d5f2f45b9da690063
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Filesize
61KB
MD53ee437afda17e82ca513cf2665a1d72b
SHA1243a4e0c6cce18edeb478ca4975c5a4417b64c53
SHA2568d615644eeda3349c9ecffcd0ed95158f8e5cc8781ea3eec0b54a6e646102e9c
SHA512123d5e0542fcac66ce89151097db6c42e6bf0af22504c6ad7d449d07513e455c249eb91b7071527562912335a99e99a97671ed4e0696d7af53d825da2d79de07
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Filesize
1KB
MD5068331b010e29a82743b1b4dc543f89a
SHA17be4c145bd5ec13a638161f6e7f97ffacddc6286
SHA256c3e766ee987de2deb332e1ad65e4d3bd463688c0300f59227223a8274503d300
SHA5120aaaf11bf810e62dd203cbee5c3590265313636211fa32b68677d5a97a9ae7bcae07a9f1c5b4af6894ce980366d3b97b0c0389c1e5b62d21c0503a75bf43343a
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
42KB
MD55b5a6544c2ffd685963fa4676b0ea2e5
SHA155209d0c3d8ee4314d6989d67ad7bb79689eaf09
SHA2563d8171a68dee2b420fe57f5f30fe464c1d1e86ab8162b5ff9718e9ae488e8e68
SHA512b7851bed41f61637f238df8fcf67ef1c72a8e9820fb91483877c375d24fade7e59817e7bd175b7d50a4f5f2f339fadf125c3117ca378c257dd92d5fd8b255ee2
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Filesize
42KB
MD5545bc08d8f64e91ab83e52ec65eabadb
SHA147bf51f936eca90de29d9a9b681ccfaeb5f5cfad
SHA256f52093ae2ff5b7cbc419375ffafd21c83bad02c3911ea727b80f4342ecf8b011
SHA5129752510e599681139e053a6d0104cd3d42adec707203726a80d9ce8d40ce0594a7c9783aa27a44fc93131e86963d282816f1015190a63138b5959871c3c64a25
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Filesize
61KB
MD537342d6773b68130eaa51c1bb1f0bf49
SHA153c7713cb26a0bdc9408cc02350bb3a732beb16a
SHA2562ffe44cd47983cb961262ae16f0b2e7ea530c1b68677308340b7af277a9b6d06
SHA512deb704b0f624fa9439fd1253e14c89deac159d1261a9d942c9e20e0ae9565065540f4e0f55bfdcf9ef4719417a14882426e91428bc6a5d1b24c67d0bdca9c38b
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Filesize
1KB
MD51e76af6ef5af7cf2c0186b3f3df1a727
SHA17a5757bc536a020491507edcd311f2091def40de
SHA256c48e951d7c85df2bf07b9c05387495536f098c4e805dfaecbd3299b5f5bb2752
SHA512d37dab2d128d4a41d9d9fdcd1beb6245f68216456ad3b5ceb0c4011e3910198b204eda405b51a3829f1b0efc11a6cf7f842392bb563b1606ab2f00cd10381192
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Filesize
218KB
MD5dcb06041449378435c3d993ffb29febb
SHA16df2f001a13d51b7dc7110379ffde0d47ea16b79
SHA25694122c634b0538f776719f8d675b29d6a8bda741a510dca37551c5ca1b3970d8
SHA5120f9556fb36d991ef84eb7964cf888fdf559dd351e16464f020da62b6ade3ec1cf4e4ebed639cb0327cc24014132126e1e3a80ce07630c3d187cca5d2397c6c48
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
2.8MB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
2.8MB
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Filesize
2.8MB
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Filesize
2.8MB
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Filesize
672KB
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Filesize
2.8MB
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Filesize
324KB
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Filesize
380KB
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Filesize
380KB
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Filesize
324KB
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Filesize
2.8MB