Analysis
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max time kernel
117s -
max time network
119s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
31-12-2024 11:02
General
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Target
6af9a45c1c9f1b3da67068410c82c61a2a222dd1a9c0a009298bd9dfb3839bc8N.exe
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Size
208KB
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MD5
d619221fe47658ffd56e85b6bfe7d040
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SHA1
50e345da63c77f7efd03f8974f34de12c96c6bce
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SHA256
6af9a45c1c9f1b3da67068410c82c61a2a222dd1a9c0a009298bd9dfb3839bc8
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SHA512
4f4d431066ff91e3267ab47a815b2f47ff032e0f43a029cdc4f57ad7fa2645fc9b7a6f6ccfb73c562a46ab202df1de954a2c74c9985a86c5e6de42885afea648
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SSDEEP
6144:pa1oB/yvpK0JCmRcRRR8N0e2kXfCqNidkfkw:pbapK0JCmRcU9vVokfD
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\6af9a45c1c9f1b3da67068410c82c61a2a222dd1a9c0a009298bd9dfb3839bc8N.exe"C:\Users\Admin\AppData\Local\Temp\6af9a45c1c9f1b3da67068410c82c61a2a222dd1a9c0a009298bd9dfb3839bc8N.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
12KB
MD5e1f035b24ce0e8137682b703d19315b5
SHA118712fd6ad888c146237d187332ccc904ff1f032
SHA256117ea4f0f411e1aaeab307c087a57678abcba7e6aa96a5bd1f2d5d7026d453a0
SHA51217a428fcea9d064e8318f0ef30da88c713209f5d591d2a4e9725d56663acdb96996569693804071aea17ddc793eade219409c4548e48d1ddc8814662236bae7d
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Filesize
12KB
MD5caa300673c11a7627a7b6346e1a93b61
SHA17ecaf36f1e150c478b6cfc3446ec7f0c662c071a
SHA25642ae110a0ecd0d83c4f12314d42a585354b501856dc3c7b483123fcbc317f2aa
SHA512f11f1182d2fdc14b2c64e2221091e318f76c9a41824977c1a93bf2077300bba919ca4a01c80340c4c20d239ac6dbadf091f544891f0ec72df62a6cc11231faa6
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Filesize
61KB
MD572e0f0a3b5ae361d58577f077106d43d
SHA1a3b8549e2c88f22cb02eec355ecb5c7a6306dd33
SHA2566e342cc6a7ee1e0e943040a2c1b4971a9536efbeeb69720ce80526cef9376d97
SHA512078625f52522b7e9e0904d90244222cf407780e58b4d3cb743f86e581201178746b4bc54624d5ea8f84c7a626e46add2d153a336bd25dc46c683c38d969ec046
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Filesize
593B
MD53b03d93d3487806337b5c6443ce7a62d
SHA193a7a790bb6348606cbdaf5daeaaf4ea8cf731d0
SHA2567392749832c70fcfc2d440d7afc2f880000dd564930d95d634eb1199fa15de30
SHA512770977beaeedafc5c98d0c32edc8c6c850f05e9f363bc9997fa73991646b02e5d40ceed0017b06caeab0db86423844bc4b0a9f0df2d8239230e423a7bfbd4a88
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
61KB
MD506fd21e6e266b88eea7843f08a0e3097
SHA1dd4a4f0aba8356922fd439649b8dde194511ff5e
SHA2569f1048d22b2679ed15ed2f167cc396e804669a7bbad284a786a908869179d0e1
SHA51243b5ad2666a0bf99b9b029b7738073f78c57c5fbb0bbb55e970669b54976ac93c9a7b3a9c8320da560624f17421776b6b25021918ff920af062531de5d2695ae
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Filesize
208KB
MD52835ca3440db6455b7b77db246331a10
SHA11c9f12563e7fa04fb1f3969af1b78fe026c91b71
SHA25683b4864388f79d9703846b9eb69064650aeb2eac995ab1e065e0607482e151c4
SHA5122595e9e73800d6ca2de696a322f119313c3f2ff9d69721e19db6e7b92295c57cc5128e10e6b1bbf66063eb3e9d953dbaa0b7864359e5742187821b7c876afa6f
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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
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
412KB
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Filesize
412KB
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Filesize
672KB
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Filesize
412KB
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Filesize
12KB
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Filesize
380KB
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Filesize
12KB
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Filesize
380KB
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Filesize
412KB