Analysis
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max time kernel
113s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
19-12-2024 08:20
General
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Target
a99ccce46872f988d2b9fe5fefd3501a297bbe612e45f27ba114364e26177d28.exe
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Size
218KB
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MD5
6c89f7fbfacd88c622d604d64901356d
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SHA1
ccbe262a7ebf42d7a23f1a446804b156a9ad3caa
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SHA256
a99ccce46872f988d2b9fe5fefd3501a297bbe612e45f27ba114364e26177d28
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SHA512
28775515352fedad535db982efa23413677518da7b07e0e8cb6b6f55fa36406e626364bdff8bf897e2b2b00b69953f9be5686b7de18ea2d95e1fe77bb254c6bb
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SSDEEP
3072:Fvm4SZsQrNzPrl6rjGMjp39d4u8iqddCxMIJOb2o5DsBPjim6hwM2Hq:J1SyAJp6rjn1gOObn4b6h9J
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\a99ccce46872f988d2b9fe5fefd3501a297bbe612e45f27ba114364e26177d28.exe"C:\Users\Admin\AppData\Local\Temp\a99ccce46872f988d2b9fe5fefd3501a297bbe612e45f27ba114364e26177d28.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
593B
MD53b03d93d3487806337b5c6443ce7a62d
SHA193a7a790bb6348606cbdaf5daeaaf4ea8cf731d0
SHA2567392749832c70fcfc2d440d7afc2f880000dd564930d95d634eb1199fa15de30
SHA512770977beaeedafc5c98d0c32edc8c6c850f05e9f363bc9997fa73991646b02e5d40ceed0017b06caeab0db86423844bc4b0a9f0df2d8239230e423a7bfbd4a88
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Filesize
162B
MD54f8e702cc244ec5d4de32740c0ecbd97
SHA13adb1f02d5b6054de0046e367c1d687b6cdf7aff
SHA2569e17cb15dd75bbbd5dbb984eda674863c3b10ab72613cf8a39a00c3e11a8492a
SHA51221047fea5269fee75a2a187aa09316519e35068cb2f2f76cfaf371e5224445e9d5c98497bd76fb9608d2b73e9dac1a3f5bfadfdc4623c479d53ecf93d81d3c9f
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Filesize
12KB
MD5e1f035b24ce0e8137682b703d19315b5
SHA118712fd6ad888c146237d187332ccc904ff1f032
SHA256117ea4f0f411e1aaeab307c087a57678abcba7e6aa96a5bd1f2d5d7026d453a0
SHA51217a428fcea9d064e8318f0ef30da88c713209f5d591d2a4e9725d56663acdb96996569693804071aea17ddc793eade219409c4548e48d1ddc8814662236bae7d
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Filesize
12KB
MD5caa300673c11a7627a7b6346e1a93b61
SHA17ecaf36f1e150c478b6cfc3446ec7f0c662c071a
SHA25642ae110a0ecd0d83c4f12314d42a585354b501856dc3c7b483123fcbc317f2aa
SHA512f11f1182d2fdc14b2c64e2221091e318f76c9a41824977c1a93bf2077300bba919ca4a01c80340c4c20d239ac6dbadf091f544891f0ec72df62a6cc11231faa6
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Filesize
61KB
MD5dabc94482fa5f05a9d214179d498f19c
SHA1afbb6f323d877a35d3590d98a7f999aefd19c577
SHA256b8ae5744a8acb742be3f981c0c61490b25b7cf99851523d485ecfe568be886a9
SHA51290655dad239e140dcc6627934957f5a05b0c57bf2423e198ec33daad0c3e60a88b64b2770570c241aba33f3ab945a5e2fa010c23b9e6c9d611895835a610c47d
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Filesize
24KB
MD567767a8e026a2113f1955c2ee60d6079
SHA10684559e705b86c0073385c142d28aae97af66d1
SHA2565e1028c54e0befd064622de81c2bf2e6c3b0a0e5585ab46015c93d5487c15a67
SHA5122b5b175830d4dc806e623924b233bc5d986bb3748c78dfc313401f42fcb89e9b7c2624d04c774d92dd3735ee683c90945ef8dc46dbd6417ef25e8ac5aa88d421
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
24KB
MD5e521656a7402cf3e36e5e0c1d716b320
SHA1c9bebcb110a53d21aef5fc777e075c9e108692c4
SHA256cc47a818f56c13bf0f59001140715ca40dc124fcc1cc5095d7786a90b6b9c7db
SHA512523339bd15d51661283e6b50fec44ecd1fb6bc82030b3a101c3da591e224e3724401cd93396dec7099ce4d3d99387e40495d26cd21d8871e938fc3c5a6afb09e
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Filesize
61KB
MD54c8791a1df842a114abb31052385807c
SHA1c4e8c4063dec8011fedf3a0af020c95904fa308d
SHA256cbe2ce39378ba1eace1c848aa0e968d6662527c9b30896f2d715e072d993452b
SHA512b52e6a12c9f89002a8444c09e0afa5f84df8a1f5f31f36b76f73876f7d1d56975b23cf83e05f5c745f20b328c4e3035b21c70469419550ce81148c6bba4fcb77
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Filesize
42KB
MD5ddb8a889882c03bd99942760cb714eb6
SHA147065a2c53af1f73f36c12a1d8713543ba8ccd63
SHA2565e075f2b5545bdab51bb371fbcda1a46c0c690e6063b083d886285c32b526683
SHA512636b7a5f17dad0b0a0ec1b5111a22bad52b6dd5fc171da5e9b55e4da19724e1898c759c015ef34894e44947a95c766df7659d8b26ce3e60e3bc672f73e5dcdf5
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Filesize
42KB
MD567c7f4cd398d48b6d86a7751f5f33d70
SHA18b5b3bd4f1968d3cd0e886f1fd46e19545200286
SHA256a53c28a016d85385919c8545d5a352b1688a788dfa904e142ea151acf7bac0e5
SHA51294536ca65607f9a35d9525e8b19059351dffec9b177e164ea554fed44bef69580017672028ae409bc43c41df749dcf5aea19556ed06d8bbb237047fbbad8d753
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Filesize
1KB
MD556fa7ea5ad1e860f7c30d6d062ba1a2d
SHA1bc34ac94ab2f685822a6d7d71cedbe17ae9debab
SHA25655111da4f08fce285626a5ee59f92e16088d0b00a9bbb31f481785d12b4db67e
SHA512d57eb946c5e787b383b10892b51772eaee69680318b3afbc864955922791375bb43999d403a6797db3139fa488b166d7a03d37e8e4049a1f084a4362698effb9
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Filesize
218KB
MD5a6b2a6b5f29b0359b59bfb8d4bf0a714
SHA1ee5dcc0c053895613fa88f431e0f202f6cf130ea
SHA256cae8a5d91a96f12b60ef1e34e342061fb5703293f143faadc524295df713da21
SHA512116c1ed0b246fa5ad9b549dbb04e0889fd19025a4dd76b3086dcd86c95c5c3ccc13adbdcdf69a7f831da4ae2e274a49c4501f62bbfa78af27f787489ff0b21cf
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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
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Filesize
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Filesize
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Filesize
728KB
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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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728KB
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Filesize
728KB
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728KB
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Filesize
728KB
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728KB
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728KB
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Filesize
728KB
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728KB
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Filesize
728KB
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Filesize
1.7MB
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Filesize
1.7MB
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Filesize
672KB
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Filesize
1.7MB
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Filesize
324KB
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Filesize
380KB
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Filesize
324KB
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Filesize
380KB
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Filesize
1.7MB