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Analysis
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max time kernel
114s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
23/01/2025, 09:27
General
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Target
338d577a6bf6cec78c42e35d23eed589d94988907b662ee58596a6bf03a400bb.exe
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Size
375KB
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MD5
43ec7b4a5361bd7c0134584d1b312da3
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SHA1
76fef4a5401f4902afd5ec5c79f2b5f445fab105
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SHA256
338d577a6bf6cec78c42e35d23eed589d94988907b662ee58596a6bf03a400bb
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SHA512
ab6c8586712ef89d1f9cfa61b1421df2fa47acb9d0eb87deec1b6b9e50189d8adce50078fcacfce2f19f475550812cad0a13bfbe8b7f75e940f172b35626d8a6
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SSDEEP
6144:+3EmWPDNND9yRPzLq+YXFqaZiMLic9kzVd7EAC4TSs9Eis:ZmWhND9yJz+b1FcMLmp2ATTSsds
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\338d577a6bf6cec78c42e35d23eed589d94988907b662ee58596a6bf03a400bb.exe"C:\Users\Admin\AppData\Local\Temp\338d577a6bf6cec78c42e35d23eed589d94988907b662ee58596a6bf03a400bb.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
2KB
MD5a076dbde5130a07f16f388d11298afb2
SHA1cc0e50b30de07b0886a25c4d171cb2fe79afab17
SHA256c81b0d6821f695d773626adef6193c5c351e7768d7855e3bcfacd3bc394ac1ae
SHA5120648685ec4743f41e2dea0ed9a033e683d8407d864d93f50820b0d1c99ae3c53db74dd39cfa416bbe6663a379c513f37b18f84194df5c4e3040d93de3234eca5
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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
24KB
MD589eaf6507dee1ff28ea043d34d83d3dc
SHA19364a0c66fc6bf0da95b6eb627f759b3028ad824
SHA25664117963c0ac2806bc1acff9f32f97312d4cba02bd69d5ca92dc619dd340efeb
SHA512ea2f5c721777b3f3c0477d382fa824278a4e7019ed102290cc905dab96133894887b93dde7ac115974d285d2f25883dbf0d1028d35d32640047546bcd2ec32ac
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
24KB
MD5bfab2a6b0ed7eb22466a8bb3a8e1b2b0
SHA169eea9887b79783d615272e92ba90ca72e1dd01d
SHA256b8778cc3e6d0d09fa501cba9f3d17f74ffbf9437783b627f08f49bf6fb99130d
SHA512534baeaf64f3974cf22564f13d8003f65f8c7303d36ae6b2d20b0e0664c73ebfbe5aac300ef8bdcab58e895f2f006ba61e104908dd4f3ee4da0fe0d79fc04817
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Filesize
2KB
MD57808036f4507cbe750c73dc89ee45dd4
SHA11eb35534ea3fad52948c60b2a04e6184eb15163f
SHA256e8a5e8a8933dd0c753ba47332d766368fa9c7a9343940e8ba697c75d697af24b
SHA512aecda35f499c90022c39c9f44b52e7a5a12a26f0ec0ecca18ac0d805ebad3805d1af25a93863161a73b4412aff70c41126c10fa3d7d8bfcc8ad76c22eda23110
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Filesize
61KB
MD504ada17f3c5ce5aca8ba61b81ac819a3
SHA17426cfcb5385396246838160496b9552b0d05219
SHA256b9c576f7201f58572f2df34f2a6832363dc2c5864f41c23190e9b9784b2aa01b
SHA51227dc28ad4ffe6b3ab7f6ee00ce356aea04697938c0538a56eb3dbeb8c5ba0becf7cdc6fea9fb4c4c1db21ce33fcd512e2dbc86e1abe776e9a8009e1b61eb101e
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Filesize
481B
MD5833faf3c4726384c4a2ae85b7a68281b
SHA1f40eaf6499cd689138c51b57200b6e5ec1c6b4cc
SHA2563b34b0fdb5232d25237ff4c2cc68daae177d26ab5680977d2842d87127e9c9c5
SHA5120cfde6bd497f119a21db78e3266aa8061f5a971274bf659dc2bba8027d8630420563fec327f8b71b26043269c5ede7f31d34c75f9ed30d475b479634f67b1623
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Filesize
375KB
MD5d6c3ebc662aaed93e4c6870c336d82b0
SHA1928c12835272656693d35a04becc44769aa4ab5d
SHA256dc85c4a2478048b72ecba9ca0390aced1cdeddfd7b90bdb64c6a34e2a8877758
SHA512a48daacee7f52b34153990141d49f819c03ca3ed23bb346c32571df0f4344cc2dde4be6a9df2709013e3e4ccd6cbb47cb77ad9743728fd00a8703e586ff08688
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Filesize
400KB
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Filesize
400KB
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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
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
400KB
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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
672KB
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Filesize
400KB
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Filesize
728KB